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jnode-svn-commits
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From: <ls...@us...> - 2007-01-07 13:40:32
|
Revision: 3029
http://jnode.svn.sourceforge.net/jnode/?rev=3029&view=rev
Author: lsantha
Date: 2007-01-07 05:40:30 -0800 (Sun, 07 Jan 2007)
Log Message:
-----------
Classpath patches.
Added Paths:
-----------
trunk/core/src/classpath/org/org/objectweb/asm/commons/
trunk/core/src/classpath/org/org/objectweb/asm/commons/AdviceAdapter.java
trunk/core/src/classpath/org/org/objectweb/asm/commons/EmptyVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/commons/GeneratorAdapter.java
trunk/core/src/classpath/org/org/objectweb/asm/commons/LocalVariablesSorter.java
trunk/core/src/classpath/org/org/objectweb/asm/commons/Method.java
trunk/core/src/classpath/org/org/objectweb/asm/commons/SerialVersionUIDAdder.java
trunk/core/src/classpath/org/org/objectweb/asm/commons/StaticInitMerger.java
trunk/core/src/classpath/org/org/objectweb/asm/commons/TableSwitchGenerator.java
trunk/core/src/classpath/org/org/objectweb/asm/commons/package.html
Added: trunk/core/src/classpath/org/org/objectweb/asm/commons/AdviceAdapter.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/commons/AdviceAdapter.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/commons/AdviceAdapter.java 2007-01-07 13:40:30 UTC (rev 3029)
@@ -0,0 +1,643 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.commons;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+
+import org.objectweb.asm.Label;
+import org.objectweb.asm.MethodVisitor;
+import org.objectweb.asm.Opcodes;
+import org.objectweb.asm.Type;
+
+/**
+ * A <code>MethodAdapter</code> to dispatch method body instruction
+ * <p>
+ * The behavior is like this:
+ * <ol>
+ *
+ * <li>as long as the INVOKESPECIAL for the object initialization has not been
+ * reached, every bytecode instruction is dispatched in the ctor code visitor</li>
+ *
+ * <li>when this one is reached, it is only added in the ctor code visitor and
+ * a JP invoke is added</li>
+ * <li>after that, only the other code visitor receives the instructions</li>
+ *
+ * </ol>
+ *
+ * @author Eugene Kuleshov
+ * @author Eric Bruneton
+ */
+public abstract class AdviceAdapter extends GeneratorAdapter implements Opcodes {
+ private static final Object THIS = new Object();
+ private static final Object OTHER = new Object();
+
+ protected int methodAccess;
+ protected String methodDesc;
+
+ private boolean constructor;
+ private boolean superInitialized;
+ private ArrayList stackFrame;
+ private HashMap branches;
+
+
+ /**
+ * Creates a new {@link AdviceAdapter}.
+ *
+ * @param mv the method visitor to which this adapter delegates calls.
+ * @param access the method's access flags (see {@link Opcodes}).
+ * @param name the method's name.
+ * @param desc the method's descriptor (see {@link Type Type}).
+ */
+ public AdviceAdapter(MethodVisitor mv, int access, String name, String desc) {
+ super(mv, access, name, desc);
+ methodAccess = access;
+ methodDesc = desc;
+
+ constructor = "<init>".equals(name);
+ if (!constructor) {
+ superInitialized = true;
+ onMethodEnter();
+ } else {
+ stackFrame = new ArrayList();
+ branches = new HashMap();
+ }
+ }
+
+ public void visitLabel(Label label) {
+ mv.visitLabel(label);
+
+ if (constructor && branches != null) {
+ ArrayList frame = (ArrayList) branches.get(label);
+ if (frame != null) {
+ stackFrame = frame;
+ branches.remove(label);
+ }
+ }
+ }
+
+ public void visitInsn(int opcode) {
+ if (constructor) {
+ switch (opcode) {
+ case RETURN: // empty stack
+ onMethodExit(opcode);
+ break;
+
+ case IRETURN: // 1 before n/a after
+ case FRETURN: // 1 before n/a after
+ case ARETURN: // 1 before n/a after
+ case ATHROW: // 1 before n/a after
+ popValue();
+ popValue();
+ onMethodExit(opcode);
+ break;
+
+ case LRETURN: // 2 before n/a after
+ case DRETURN: // 2 before n/a after
+ popValue();
+ popValue();
+ onMethodExit(opcode);
+ break;
+
+ case NOP:
+ case LALOAD: // remove 2 add 2
+ case DALOAD: // remove 2 add 2
+ case LNEG:
+ case DNEG:
+ case FNEG:
+ case INEG:
+ case L2D:
+ case D2L:
+ case F2I:
+ case I2B:
+ case I2C:
+ case I2S:
+ case I2F:
+ case Opcodes.ARRAYLENGTH:
+ break;
+
+ case ACONST_NULL:
+ case ICONST_M1:
+ case ICONST_0:
+ case ICONST_1:
+ case ICONST_2:
+ case ICONST_3:
+ case ICONST_4:
+ case ICONST_5:
+ case FCONST_0:
+ case FCONST_1:
+ case FCONST_2:
+ case F2L: // 1 before 2 after
+ case F2D:
+ case I2L:
+ case I2D:
+ pushValue(OTHER);
+ break;
+
+ case LCONST_0:
+ case LCONST_1:
+ case DCONST_0:
+ case DCONST_1:
+ pushValue(OTHER);
+ pushValue(OTHER);
+ break;
+
+ case IALOAD: // remove 2 add 1
+ case FALOAD: // remove 2 add 1
+ case AALOAD: // remove 2 add 1
+ case BALOAD: // remove 2 add 1
+ case CALOAD: // remove 2 add 1
+ case SALOAD: // remove 2 add 1
+ case POP:
+ case IADD:
+ case FADD:
+ case ISUB:
+ case LSHL: // 3 before 2 after
+ case LSHR: // 3 before 2 after
+ case LUSHR: // 3 before 2 after
+ case L2I: // 2 before 1 after
+ case L2F: // 2 before 1 after
+ case D2I: // 2 before 1 after
+ case D2F: // 2 before 1 after
+ case FSUB:
+ case FMUL:
+ case FDIV:
+ case FREM:
+ case FCMPL: // 2 before 1 after
+ case FCMPG: // 2 before 1 after
+ case IMUL:
+ case IDIV:
+ case IREM:
+ case ISHL:
+ case ISHR:
+ case IUSHR:
+ case IAND:
+ case IOR:
+ case IXOR:
+ case MONITORENTER:
+ case MONITOREXIT:
+ popValue();
+ break;
+
+ case POP2:
+ case LSUB:
+ case LMUL:
+ case LDIV:
+ case LREM:
+ case LADD:
+ case LAND:
+ case LOR:
+ case LXOR:
+ case DADD:
+ case DMUL:
+ case DSUB:
+ case DDIV:
+ case DREM:
+ popValue();
+ popValue();
+ break;
+
+ case IASTORE:
+ case FASTORE:
+ case AASTORE:
+ case BASTORE:
+ case CASTORE:
+ case SASTORE:
+ case LCMP: // 4 before 1 after
+ case DCMPL:
+ case DCMPG:
+ popValue();
+ popValue();
+ popValue();
+ break;
+
+ case LASTORE:
+ case DASTORE:
+ popValue();
+ popValue();
+ popValue();
+ popValue();
+ break;
+
+ case DUP:
+ pushValue(peekValue());
+ break;
+
+ case DUP_X1:
+ // TODO optimize this
+ {
+ Object o1 = popValue();
+ Object o2 = popValue();
+ pushValue(o1);
+ pushValue(o2);
+ pushValue(o1);
+ }
+ break;
+
+ case DUP_X2:
+ // TODO optimize this
+ {
+ Object o1 = popValue();
+ Object o2 = popValue();
+ Object o3 = popValue();
+ pushValue(o1);
+ pushValue(o3);
+ pushValue(o2);
+ pushValue(o1);
+ }
+ break;
+
+ case DUP2:
+ // TODO optimize this
+ {
+ Object o1 = popValue();
+ Object o2 = popValue();
+ pushValue(o2);
+ pushValue(o1);
+ pushValue(o2);
+ pushValue(o1);
+ }
+ break;
+
+ case DUP2_X1:
+ // TODO optimize this
+ {
+ Object o1 = popValue();
+ Object o2 = popValue();
+ Object o3 = popValue();
+ pushValue(o2);
+ pushValue(o1);
+ pushValue(o3);
+ pushValue(o2);
+ pushValue(o1);
+ }
+ break;
+
+ case DUP2_X2:
+ // TODO optimize this
+ {
+ Object o1 = popValue();
+ Object o2 = popValue();
+ Object o3 = popValue();
+ Object o4 = popValue();
+ pushValue(o2);
+ pushValue(o1);
+ pushValue(o4);
+ pushValue(o3);
+ pushValue(o2);
+ pushValue(o1);
+ }
+ break;
+
+ case SWAP: {
+ Object o1 = popValue();
+ Object o2 = popValue();
+ pushValue(o1);
+ pushValue(o2);
+ }
+ break;
+ }
+ } else {
+ switch (opcode) {
+ case RETURN:
+ case IRETURN:
+ case FRETURN:
+ case ARETURN:
+ case LRETURN:
+ case DRETURN:
+ case ATHROW:
+ onMethodExit(opcode);
+ break;
+ }
+ }
+ mv.visitInsn(opcode);
+ }
+
+ public void visitVarInsn(int opcode, int var) {
+ super.visitVarInsn(opcode, var);
+
+ if (constructor) {
+ switch (opcode) {
+ case ILOAD:
+ case FLOAD:
+ pushValue(OTHER);
+ break;
+ case LLOAD:
+ case DLOAD:
+ pushValue(OTHER);
+ pushValue(OTHER);
+ break;
+ case ALOAD:
+ pushValue(var == 0 ? THIS : OTHER);
+ break;
+ case ASTORE:
+ case ISTORE:
+ case FSTORE:
+ popValue();
+ break;
+ case LSTORE:
+ case DSTORE:
+ popValue();
+ popValue();
+ break;
+ }
+ }
+ }
+
+ public void visitFieldInsn(
+ int opcode,
+ String owner,
+ String name,
+ String desc)
+ {
+ mv.visitFieldInsn(opcode, owner, name, desc);
+
+ if (constructor) {
+ char c = desc.charAt(0);
+ boolean longOrDouble = c == 'J' || c == 'D';
+ switch (opcode) {
+ case GETSTATIC:
+ pushValue(OTHER);
+ if (longOrDouble) {
+ pushValue(OTHER);
+ }
+ break;
+ case PUTSTATIC:
+ popValue();
+ if(longOrDouble) {
+ popValue();
+ }
+ break;
+ case PUTFIELD:
+ popValue();
+ if(longOrDouble) {
+ popValue();
+ popValue();
+ }
+ break;
+ // case GETFIELD:
+ default:
+ if (longOrDouble) {
+ pushValue(OTHER);
+ }
+ }
+ }
+ }
+
+ public void visitIntInsn(int opcode, int operand) {
+ mv.visitIntInsn(opcode, operand);
+
+ if (constructor) {
+ switch (opcode) {
+ case BIPUSH:
+ case SIPUSH:
+ pushValue(OTHER);
+ }
+ }
+ }
+
+ public void visitLdcInsn(Object cst) {
+ mv.visitLdcInsn(cst);
+
+ if (constructor) {
+ pushValue(OTHER);
+ if (cst instanceof Double || cst instanceof Long) {
+ pushValue(OTHER);
+ }
+ }
+ }
+
+ public void visitMultiANewArrayInsn(String desc, int dims) {
+ mv.visitMultiANewArrayInsn(desc, dims);
+
+ if (constructor) {
+ for (int i = 0; i < dims; i++) {
+ popValue();
+ }
+ pushValue(OTHER);
+ }
+ }
+
+ public void visitTypeInsn(int opcode, String name) {
+ mv.visitTypeInsn(opcode, name);
+
+ // ANEWARRAY, CHECKCAST or INSTANCEOF don't change stack
+ if (constructor && opcode == NEW) {
+ pushValue(OTHER);
+ }
+ }
+
+ public void visitMethodInsn(
+ int opcode,
+ String owner,
+ String name,
+ String desc)
+ {
+ mv.visitMethodInsn(opcode, owner, name, desc);
+
+ if (constructor) {
+ Type[] types = Type.getArgumentTypes(desc);
+ for (int i = 0; i < types.length; i++) {
+ popValue();
+ if (types[i].getSize() == 2) {
+ popValue();
+ }
+ }
+ switch (opcode) {
+ // case INVOKESTATIC:
+ // break;
+
+ case INVOKEINTERFACE:
+ case INVOKEVIRTUAL:
+ popValue(); // objectref
+ break;
+
+ case INVOKESPECIAL:
+ Object type = popValue(); // objectref
+ if (type == THIS && !superInitialized) {
+ onMethodEnter();
+ superInitialized = true;
+ // once super has been initialized it is no longer
+ // necessary to keep track of stack state
+ constructor = false;
+ }
+ break;
+ }
+
+ Type returnType = Type.getReturnType(desc);
+ if (returnType != Type.VOID_TYPE) {
+ pushValue(OTHER);
+ if (returnType.getSize() == 2) {
+ pushValue(OTHER);
+ }
+ }
+ }
+ }
+
+ public void visitJumpInsn(int opcode, Label label) {
+ mv.visitJumpInsn(opcode, label);
+
+ if (constructor) {
+ switch (opcode) {
+ case IFEQ:
+ case IFNE:
+ case IFLT:
+ case IFGE:
+ case IFGT:
+ case IFLE:
+ case IFNULL:
+ case IFNONNULL:
+ popValue();
+ break;
+
+ case IF_ICMPEQ:
+ case IF_ICMPNE:
+ case IF_ICMPLT:
+ case IF_ICMPGE:
+ case IF_ICMPGT:
+ case IF_ICMPLE:
+ case IF_ACMPEQ:
+ case IF_ACMPNE:
+ popValue();
+ popValue();
+ break;
+
+ case JSR:
+ pushValue(OTHER);
+ break;
+ }
+ addBranch(label);
+ }
+ }
+
+ public void visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels) {
+ mv.visitLookupSwitchInsn(dflt, keys, labels);
+
+ if (constructor) {
+ popValue();
+ addBranches(dflt, labels);
+ }
+ }
+
+ public void visitTableSwitchInsn(
+ int min,
+ int max,
+ Label dflt,
+ Label[] labels)
+ {
+ mv.visitTableSwitchInsn(min, max, dflt, labels);
+
+ if (constructor) {
+ popValue();
+ addBranches(dflt, labels);
+ }
+ }
+
+ private void addBranches(Label dflt, Label[] labels) {
+ addBranch(dflt);
+ for (int i = 0; i < labels.length; i++) {
+ addBranch(labels[i]);
+ }
+ }
+
+ private void addBranch(Label label) {
+ if (branches.containsKey(label)) {
+ return;
+ }
+ ArrayList frame = new ArrayList();
+ frame.addAll(stackFrame);
+ branches.put(label, frame);
+ }
+
+ private Object popValue() {
+ return stackFrame.remove(stackFrame.size()-1);
+ }
+
+ private Object peekValue() {
+ return stackFrame.get(stackFrame.size()-1);
+ }
+
+ private void pushValue(Object o) {
+ stackFrame.add(o);
+ }
+
+ /**
+ * Called at the beginning of the method or after super
+ * class class call in the constructor.
+ * <br><br>
+ *
+ * <i>Custom code can use or change all the local variables,
+ * but should not change state of the stack.</i>
+ */
+ protected abstract void onMethodEnter();
+
+ /**
+ * Called before explicit exit from the method using either
+ * return or throw. Top element on the stack contains the
+ * return value or exception instance. For example:
+ *
+ * <pre>
+ * public void onMethodExit(int opcode) {
+ * if(opcode==RETURN) {
+ * visitInsn(ACONST_NULL);
+ * } else if(opcode==ARETURN || opcode==ATHROW) {
+ * dup();
+ * } else {
+ * if(opcode==LRETURN || opcode==DRETURN) {
+ * dup2();
+ * } else {
+ * dup();
+ * }
+ * box(Type.getReturnType(this.methodDesc));
+ * }
+ * visitIntInsn(SIPUSH, opcode);
+ * visitMethodInsn(INVOKESTATIC, owner, "onExit", "(Ljava/lang/Object;I)V");
+ * }
+ *
+ * // an actual call back method
+ * public static void onExit(int opcode, Object param) {
+ * ...
+ * </pre>
+ *
+ * <br><br>
+ *
+ * <i>Custom code can use or change all the local variables,
+ * but should not change state of the stack.</i>
+ *
+ * @param opcode one of the RETURN, IRETURN, FRETURN,
+ * ARETURN, LRETURN, DRETURN or ATHROW
+ *
+ */
+ protected abstract void onMethodExit(int opcode);
+
+ // TODO onException, onMethodCall
+
+}
+
Added: trunk/core/src/classpath/org/org/objectweb/asm/commons/EmptyVisitor.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/commons/EmptyVisitor.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/commons/EmptyVisitor.java 2007-01-07 13:40:30 UTC (rev 3029)
@@ -0,0 +1,211 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.commons;
+
+import org.objectweb.asm.AnnotationVisitor;
+import org.objectweb.asm.Attribute;
+import org.objectweb.asm.ClassVisitor;
+import org.objectweb.asm.FieldVisitor;
+import org.objectweb.asm.Label;
+import org.objectweb.asm.MethodVisitor;
+
+/**
+ * An empty implementation of the ASM visitor interfaces.
+ *
+ * @author Eric Bruneton
+ */
+public class EmptyVisitor implements
+ ClassVisitor,
+ FieldVisitor,
+ MethodVisitor,
+ AnnotationVisitor
+{
+
+ public void visit(
+ int version,
+ int access,
+ String name,
+ String signature,
+ String superName,
+ String[] interfaces)
+ {
+ }
+
+ public void visitSource(String source, String debug) {
+ }
+
+ public void visitOuterClass(String owner, String name, String desc) {
+ }
+
+ public AnnotationVisitor visitAnnotation(String desc, boolean visible) {
+ return this;
+ }
+
+ public void visitAttribute(Attribute attr) {
+ }
+
+ public void visitInnerClass(
+ String name,
+ String outerName,
+ String innerName,
+ int access)
+ {
+ }
+
+ public FieldVisitor visitField(
+ int access,
+ String name,
+ String desc,
+ String signature,
+ Object value)
+ {
+ return this;
+ }
+
+ public MethodVisitor visitMethod(
+ int access,
+ String name,
+ String desc,
+ String signature,
+ String[] exceptions)
+ {
+ return this;
+ }
+
+ public void visitEnd() {
+ }
+
+ public AnnotationVisitor visitAnnotationDefault() {
+ return this;
+ }
+
+ public AnnotationVisitor visitParameterAnnotation(
+ int parameter,
+ String desc,
+ boolean visible)
+ {
+ return this;
+ }
+
+ public void visitCode() {
+ }
+
+ public void visitInsn(int opcode) {
+ }
+
+ public void visitIntInsn(int opcode, int operand) {
+ }
+
+ public void visitVarInsn(int opcode, int var) {
+ }
+
+ public void visitTypeInsn(int opcode, String desc) {
+ }
+
+ public void visitFieldInsn(
+ int opcode,
+ String owner,
+ String name,
+ String desc)
+ {
+ }
+
+ public void visitMethodInsn(
+ int opcode,
+ String owner,
+ String name,
+ String desc)
+ {
+ }
+
+ public void visitJumpInsn(int opcode, Label label) {
+ }
+
+ public void visitLabel(Label label) {
+ }
+
+ public void visitLdcInsn(Object cst) {
+ }
+
+ public void visitIincInsn(int var, int increment) {
+ }
+
+ public void visitTableSwitchInsn(
+ int min,
+ int max,
+ Label dflt,
+ Label labels[])
+ {
+ }
+
+ public void visitLookupSwitchInsn(Label dflt, int keys[], Label labels[]) {
+ }
+
+ public void visitMultiANewArrayInsn(String desc, int dims) {
+ }
+
+ public void visitTryCatchBlock(
+ Label start,
+ Label end,
+ Label handler,
+ String type)
+ {
+ }
+
+ public void visitLocalVariable(
+ String name,
+ String desc,
+ String signature,
+ Label start,
+ Label end,
+ int index)
+ {
+ }
+
+ public void visitLineNumber(int line, Label start) {
+ }
+
+ public void visitMaxs(int maxStack, int maxLocals) {
+ }
+
+ public void visit(String name, Object value) {
+ }
+
+ public void visitEnum(String name, String desc, String value) {
+ }
+
+ public AnnotationVisitor visitAnnotation(String name, String desc) {
+ return this;
+ }
+
+ public AnnotationVisitor visitArray(String name) {
+ return this;
+ }
+}
Added: trunk/core/src/classpath/org/org/objectweb/asm/commons/GeneratorAdapter.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/commons/GeneratorAdapter.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/commons/GeneratorAdapter.java 2007-01-07 13:40:30 UTC (rev 3029)
@@ -0,0 +1,1454 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.commons;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import org.objectweb.asm.ClassVisitor;
+import org.objectweb.asm.Label;
+import org.objectweb.asm.MethodVisitor;
+import org.objectweb.asm.Opcodes;
+import org.objectweb.asm.Type;
+
+/**
+ * A {@link org.objectweb.asm.MethodAdapter} with convenient methods to generate
+ * code. For example, using this adapter, the class below
+ *
+ * <pre>
+ * public class Example {
+ * public static void main(String[] args) {
+ * System.out.println("Hello world!");
+ * }
+ * }
+ * </pre>
+ *
+ * can be generated as follows:
+ *
+ * <pre>
+ * ClassWriter cw = new ClassWriter(true);
+ * cw.visit(V1_1, ACC_PUBLIC, "Example", null, "java/lang/Object", null);
+ *
+ * Method m = Method.getMethod("void <init> ()");
+ * GeneratorAdapter mg = new GeneratorAdapter(ACC_PUBLIC, m, null, null, cw);
+...
[truncated message content] |
|
From: <ls...@us...> - 2007-01-07 13:44:10
|
Revision: 3030
http://jnode.svn.sourceforge.net/jnode/?rev=3030&view=rev
Author: lsantha
Date: 2007-01-07 05:44:08 -0800 (Sun, 07 Jan 2007)
Log Message:
-----------
Classpath patches.
Added Paths:
-----------
trunk/core/src/classpath/org/org/objectweb/asm/optimizer/
trunk/core/src/classpath/org/org/objectweb/asm/optimizer/AnnotationConstantsCollector.java
trunk/core/src/classpath/org/org/objectweb/asm/optimizer/ClassConstantsCollector.java
trunk/core/src/classpath/org/org/objectweb/asm/optimizer/ClassOptimizer.java
trunk/core/src/classpath/org/org/objectweb/asm/optimizer/Constant.java
trunk/core/src/classpath/org/org/objectweb/asm/optimizer/ConstantPool.java
trunk/core/src/classpath/org/org/objectweb/asm/optimizer/FieldConstantsCollector.java
trunk/core/src/classpath/org/org/objectweb/asm/optimizer/JarOptimizer.java
trunk/core/src/classpath/org/org/objectweb/asm/optimizer/MethodConstantsCollector.java
trunk/core/src/classpath/org/org/objectweb/asm/optimizer/MethodOptimizer.java
trunk/core/src/classpath/org/org/objectweb/asm/optimizer/NameMapping.java
trunk/core/src/classpath/org/org/objectweb/asm/optimizer/Shrinker.java
trunk/core/src/classpath/org/org/objectweb/asm/optimizer/shrink.properties
Added: trunk/core/src/classpath/org/org/objectweb/asm/optimizer/AnnotationConstantsCollector.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/optimizer/AnnotationConstantsCollector.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/optimizer/AnnotationConstantsCollector.java 2007-01-07 13:44:08 UTC (rev 3030)
@@ -0,0 +1,150 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.optimizer;
+
+import org.objectweb.asm.AnnotationVisitor;
+import org.objectweb.asm.Type;
+
+/**
+ * An {@link AnnotationVisitor} that collects the {@link Constant}s of the
+ * annotations it visits.
+ *
+ * @author Eric Bruneton
+ */
+public class AnnotationConstantsCollector implements AnnotationVisitor {
+
+ private AnnotationVisitor av;
+
+ private ConstantPool cp;
+
+ public AnnotationConstantsCollector(
+ final AnnotationVisitor av,
+ final ConstantPool cp)
+ {
+ this.av = av;
+ this.cp = cp;
+ }
+
+ public void visit(final String name, final Object value) {
+ if (name != null) {
+ cp.newUTF8(name);
+ }
+ if (value instanceof Byte) {
+ cp.newInteger(((Byte) value).byteValue());
+ } else if (value instanceof Boolean) {
+ cp.newInteger(((Boolean) value).booleanValue() ? 1 : 0);
+ } else if (value instanceof Character) {
+ cp.newInteger(((Character) value).charValue());
+ } else if (value instanceof Short) {
+ cp.newInteger(((Short) value).shortValue());
+ } else if (value instanceof Type) {
+ cp.newUTF8(((Type) value).getDescriptor());
+ } else if (value instanceof byte[]) {
+ byte[] v = (byte[]) value;
+ for (int i = 0; i < v.length; i++) {
+ cp.newInteger(v[i]);
+ }
+ } else if (value instanceof boolean[]) {
+ boolean[] v = (boolean[]) value;
+ for (int i = 0; i < v.length; i++) {
+ cp.newInteger(v[i] ? 1 : 0);
+ }
+ } else if (value instanceof short[]) {
+ short[] v = (short[]) value;
+ for (int i = 0; i < v.length; i++) {
+ cp.newInteger(v[i]);
+ }
+ } else if (value instanceof char[]) {
+ char[] v = (char[]) value;
+ for (int i = 0; i < v.length; i++) {
+ cp.newInteger(v[i]);
+ }
+ } else if (value instanceof int[]) {
+ int[] v = (int[]) value;
+ for (int i = 0; i < v.length; i++) {
+ cp.newInteger(v[i]);
+ }
+ } else if (value instanceof long[]) {
+ long[] v = (long[]) value;
+ for (int i = 0; i < v.length; i++) {
+ cp.newLong(v[i]);
+ }
+ } else if (value instanceof float[]) {
+ float[] v = (float[]) value;
+ for (int i = 0; i < v.length; i++) {
+ cp.newFloat(v[i]);
+ }
+ } else if (value instanceof double[]) {
+ double[] v = (double[]) value;
+ for (int i = 0; i < v.length; i++) {
+ cp.newDouble(v[i]);
+ }
+ } else {
+ cp.newConst(value);
+ }
+ av.visit(name, value);
+ }
+
+ public void visitEnum(
+ final String name,
+ final String desc,
+ final String value)
+ {
+ if (name != null) {
+ cp.newUTF8(name);
+ }
+ cp.newUTF8(desc);
+ cp.newUTF8(value);
+ av.visitEnum(name, desc, value);
+ }
+
+ public AnnotationVisitor visitAnnotation(
+ final String name,
+ final String desc)
+ {
+ if (name != null) {
+ cp.newUTF8(name);
+ }
+ cp.newUTF8(desc);
+ return new AnnotationConstantsCollector(av.visitAnnotation(name, desc),
+ cp);
+ }
+
+ public AnnotationVisitor visitArray(final String name) {
+ if (name != null) {
+ cp.newUTF8(name);
+ }
+ return new AnnotationConstantsCollector(av.visitArray(name), cp);
+ }
+
+ public void visitEnd() {
+ av.visitEnd();
+ }
+}
Added: trunk/core/src/classpath/org/org/objectweb/asm/optimizer/ClassConstantsCollector.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/optimizer/ClassConstantsCollector.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/optimizer/ClassConstantsCollector.java 2007-01-07 13:44:08 UTC (rev 3030)
@@ -0,0 +1,212 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.optimizer;
+
+import org.objectweb.asm.AnnotationVisitor;
+import org.objectweb.asm.Attribute;
+import org.objectweb.asm.ClassAdapter;
+import org.objectweb.asm.ClassVisitor;
+import org.objectweb.asm.FieldVisitor;
+import org.objectweb.asm.MethodVisitor;
+import org.objectweb.asm.Opcodes;
+
+/**
+ * A {@link ClassVisitor} that collects the {@link Constant}s of the classes it
+ * visits.
+ *
+ * @author Eric Bruneton
+ */
+public class ClassConstantsCollector extends ClassAdapter {
+
+ private ConstantPool cp;
+
+ public ClassConstantsCollector(final ClassVisitor cv, final ConstantPool cp)
+ {
+ super(cv);
+ this.cp = cp;
+ }
+
+ public void visit(
+ final int version,
+ final int access,
+ final String name,
+ final String signature,
+ final String superName,
+ final String[] interfaces)
+ {
+ if ((access & Opcodes.ACC_DEPRECATED) != 0) {
+ cp.newUTF8("Deprecated");
+ }
+ if ((access & Opcodes.ACC_SYNTHETIC) != 0) {
+ cp.newUTF8("Synthetic");
+ }
+ cp.newClass(name);
+ if (signature != null) {
+ cp.newUTF8("Signature");
+ cp.newUTF8(signature);
+ }
+ if (superName != null) {
+ cp.newClass(superName);
+ }
+ if (interfaces != null) {
+ for (int i = 0; i < interfaces.length; ++i) {
+ cp.newClass(interfaces[i]);
+ }
+ }
+ cv.visit(version, access, name, signature, superName, interfaces);
+ }
+
+ public void visitSource(final String source, final String debug) {
+ if (source != null) {
+ cp.newUTF8("SourceFile");
+ cp.newUTF8(source);
+ }
+ if (debug != null) {
+ cp.newUTF8("SourceDebugExtension");
+ }
+ cv.visitSource(source, debug);
+ }
+
+ public void visitOuterClass(
+ final String owner,
+ final String name,
+ final String desc)
+ {
+ cp.newUTF8("EnclosingMethod");
+ cp.newClass(owner);
+ if (name != null && desc != null) {
+ cp.newNameType(name, desc);
+ }
+ cv.visitOuterClass(owner, name, desc);
+ }
+
+ public AnnotationVisitor visitAnnotation(
+ final String desc,
+ final boolean visible)
+ {
+ cp.newUTF8(desc);
+ if (visible) {
+ cp.newUTF8("RuntimeVisibleAnnotations");
+ } else {
+ cp.newUTF8("RuntimeInvisibleAnnotations");
+ }
+ return new AnnotationConstantsCollector(cv.visitAnnotation(desc,
+ visible), cp);
+ }
+
+ public void visitAttribute(final Attribute attr) {
+ // can do nothing
+ cv.visitAttribute(attr);
+ }
+
+ public void visitInnerClass(
+ final String name,
+ final String outerName,
+ final String innerName,
+ final int access)
+ {
+ cp.newUTF8("InnerClasses");
+ if (name != null) {
+ cp.newClass(name);
+ }
+ if (outerName != null) {
+ cp.newClass(outerName);
+ }
+ if (innerName != null) {
+ cp.newClass(innerName);
+ }
+ cv.visitInnerClass(name, outerName, innerName, access);
+ }
+
+ public FieldVisitor visitField(
+ final int access,
+ final String name,
+ final String desc,
+ final String signature,
+ final Object value)
+ {
+ if ((access & Opcodes.ACC_SYNTHETIC) != 0) {
+ cp.newUTF8("Synthetic");
+ }
+ if ((access & Opcodes.ACC_DEPRECATED) != 0) {
+ cp.newUTF8("Deprecated");
+ }
+ cp.newUTF8(name);
+ cp.newUTF8(desc);
+ if (signature != null) {
+ cp.newUTF8("Signature");
+ cp.newUTF8(signature);
+ }
+ if (value != null) {
+ cp.newConst(value);
+ }
+ return new FieldConstantsCollector(cv.visitField(access,
+ name,
+ desc,
+ signature,
+ value), cp);
+ }
+
+ public MethodVisitor visitMethod(
+ final int access,
+ final String name,
+ final String desc,
+ final String signature,
+ final String[] exceptions)
+ {
+ if ((access & Opcodes.ACC_SYNTHETIC) != 0) {
+ cp.newUTF8("Synthetic");
+ }
+ if ((access & Opcodes.ACC_DEPRECATED) != 0) {
+ cp.newUTF8("Deprecated");
+ }
+ cp.newUTF8(name);
+ cp.newUTF8(desc);
+ if (signature != null) {
+ cp.newUTF8("Signature");
+ cp.newUTF8(signature);
+ }
+ if (exceptions != null) {
+ cp.newUTF8("Exceptions");
+ for (int i = 0; i < exceptions.length; ++i) {
+ cp.newClass(exceptions[i]);
+ }
+ }
+ return new MethodConstantsCollector(cv.visitMethod(access,
+ name,
+ desc,
+ signature,
+ exceptions), cp);
+ }
+
+ public void visitEnd() {
+ cv.visitEnd();
+ }
+}
Added: trunk/core/src/classpath/org/org/objectweb/asm/optimizer/ClassOptimizer.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/optimizer/ClassOptimizer.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/optimizer/ClassOptimizer.java 2007-01-07 13:44:08 UTC (rev 3030)
@@ -0,0 +1,182 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.optimizer;
+
+import org.objectweb.asm.AnnotationVisitor;
+import org.objectweb.asm.Attribute;
+import org.objectweb.asm.ClassAdapter;
+import org.objectweb.asm.ClassVisitor;
+import org.objectweb.asm.FieldVisitor;
+import org.objectweb.asm.MethodVisitor;
+import org.objectweb.asm.Opcodes;
+
+/**
+ * A {@link ClassAdapter} that renames fields and methods, and removes debug
+ * info.
+ *
+ * @author Eric Bruneton
+ */
+public class ClassOptimizer extends ClassAdapter {
+
+ private NameMapping mapping;
+
+ private String className;
+
+ private String pkgName;
+
+ public ClassOptimizer(final ClassVisitor cv, final NameMapping mapping) {
+ super(cv);
+ this.mapping = mapping;
+ }
+
+ public String getClassName() {
+ return className;
+ }
+
+ // ------------------------------------------------------------------------
+ // Overriden methods
+ // ------------------------------------------------------------------------
+
+ public void visit(
+ final int version,
+ final int access,
+ final String name,
+ final String signature,
+ final String superName,
+ final String[] interfaces)
+ {
+ className = name;
+ pkgName = name.substring(0, name.lastIndexOf('/'));
+ cv.visit(version,
+ access,
+ mapping.map(name),
+ null,
+ mapping.map(superName),
+ interfaces);
+ }
+
+ public void visitSource(final String source, final String debug) {
+ // remove debug info
+ }
+
+ public void visitOuterClass(
+ final String owner,
+ final String name,
+ final String desc)
+ {
+ // remove debug info
+ }
+
+ public AnnotationVisitor visitAnnotation(
+ final String desc,
+ final boolean visible)
+ {
+ throw new UnsupportedOperationException();
+ }
+
+ public void visitAttribute(final Attribute attr) {
+ // remove non standard attribute
+ }
+
+ public void visitInnerClass(
+ final String name,
+ final String outerName,
+ final String innerName,
+ final int access)
+ {
+ // remove debug info
+ }
+
+ public FieldVisitor visitField(
+ final int access,
+ final String name,
+ final String desc,
+ final String signature,
+ final Object value)
+ {
+ String s = className + "." + name;
+ if ((access & (Opcodes.ACC_PUBLIC | Opcodes.ACC_PROTECTED)) == 0) {
+ if ((access & Opcodes.ACC_FINAL) != 0
+ && (access & Opcodes.ACC_STATIC) != 0 && desc.equals("I"))
+ {
+ return null;
+ }
+ if (pkgName.equals("org/objectweb/asm")
+ && mapping.map(s).equals(name))
+ {
+ System.out.println("INFO: " + s + " could be renamed");
+ }
+ cv.visitField(access,
+ mapping.map(s),
+ mapping.fix(desc),
+ null,
+ value);
+ } else {
+ if (!mapping.map(s).equals(name)) {
+ throw new RuntimeException("The public or protected field " + s
+ + " must not be renamed.");
+ }
+ cv.visitField(access, name, desc, null, value);
+ }
+ return null; // remove debug info
+ }
+
+ public MethodVisitor visitMethod(
+ final int access,
+ final String name,
+ final String desc,
+ final String signature,
+ final String[] exceptions)
+ {
+ String s = className + "." + name + desc;
+ if ((access & (Opcodes.ACC_PUBLIC | Opcodes.ACC_PROTECTED)) == 0) {
+ if (pkgName.equals("org/objectweb/asm") && !name.startsWith("<")
+ && mapping.map(s).equals(name))
+ {
+ System.out.println("INFO: " + s + " could be renamed");
+ }
+ return new MethodOptimizer(cv.visitMethod(access,
+ mapping.map(s),
+ mapping.fix(desc),
+ null,
+ exceptions), mapping);
+ } else {
+ if (!mapping.map(s).equals(name)) {
+ throw new RuntimeException("The public or protected method "
+ + s + " must not be renamed.");
+ }
+ return new MethodOptimizer(cv.visitMethod(access,
+ name,
+ desc,
+ null,
+ exceptions), mapping);
+ }
+ }
+}
Added: trunk/core/src/classpath/org/org/objectweb/asm/optimizer/Constant.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/optimizer/Constant.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/optimizer/Constant.java 2007-01-07 13:44:08 UTC (rev 3030)
@@ -0,0 +1,265 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.optimizer;
+
+import org.objectweb.asm.ClassWriter;
+
+/**
+ * A constant pool item.
+ *
+ * @author Eric Bruneton
+ */
+class Constant {
+
+ /**
+ * Type of this constant pool item. A single class is used to represent all
+ * constant pool item types, in order to minimize the bytecode size of this
+ * package. The value of this field is I, J, F, D, S, s, C, T, G, M, or N
+ * (for Constant Integer, Long, Float, Double, STR, UTF8, Class, NameType,
+ * Fieldref, Methodref, or InterfaceMethodref constant pool items
+ * respectively).
+ */
+ char type;
+
+ /**
+ * Value of this item, for an integer item.
+ */
+ int intVal;
+
+ /**
+ * Value of this item, for a long item.
+ */
+ long longVal;
+
+ /**
+ * Value of this item, for a float item.
+ */
+ float floatVal;
+
+ /**
+ * Value of this item, for a double item.
+ */
+ double doubleVal;
+
+ /**
+ * First part of the value of this item, for items that do not hold a
+ * primitive value.
+ */
+ String strVal1;
+
+ /**
+ * Second part of the value of this item, for items that do not hold a
+ * primitive value.
+ */
+ String strVal2;
+
+ /**
+ * Third part of the value of this item, for items that do not hold a
+ * primitive value.
+ */
+ String strVal3;
+
+ /**
+ * The hash code value of this constant pool item.
+ */
+ int hashCode;
+
+ public Constant() {
+ }
+
+ public Constant(final Constant i) {
+ type = i.type;
+ intVal = i.intVal;
+ longVal = i.longVal;
+ floatVal = i.floatVal;
+ doubleVal = i.doubleVal;
+ strVal1 = i.strVal1;
+ strVal2 = i.strVal2;
+ strVal3 = i.strVal3;
+ hashCode = i.hashCode;
+ }
+
+ /**
+ * Sets this item to an integer item.
+ *
+ * @param intVal the value of this item.
+ */
+ void set(final int intVal) {
+ this.type = 'I';
+ this.intVal = intVal;
+ this.hashCode = 0x7FFFFFFF & (type + intVal);
+ }
+
+ /**
+ * Sets this item to a long item.
+ *
+ * @param longVal the value of this item.
+ */
+ void set(final long longVal) {
+ this.type = 'J';
+ this.longVal = longVal;
+ this.hashCode = 0x7FFFFFFF & (type + (int) longVal);
+ }
+
+ /**
+ * Sets this item to a float item.
+ *
+ * @param floatVal the value of this item.
+ */
+ void set(final float floatVal) {
+ this.type = 'F';
+ this.floatVal = floatVal;
+ this.hashCode = 0x7FFFFFFF & (type + (int) floatVal);
+ }
+
+ /**
+ * Sets this item to a double item.
+ *
+ * @param doubleVal the value of this item.
+ */
+ void set(final double doubleVal) {
+ this.type = 'D';
+ this.doubleVal = doubleVal;
+ this.hashCode = 0x7FFFFFFF & (type + (int) doubleVal);
+ }
+
+ /**
+ * Sets this item to an item that do not hold a primitive value.
+ *
+ * @param type the type of this item.
+ * @param strVal1 first part of the value of this item.
+ * @param strVal2 second part of the value of this item.
+ * @param strVal3 third part of the value of this item.
+ */
+ void set(
+ final char type,
+ final String strVal1,
+ final String strVal2,
+ final String strVal3)
+ {
+ this.type = type;
+ this.strVal1 = strVal1;
+ this.strVal2 = strVal2;
+ this.strVal3 = strVal3;
+ switch (type) {
+ case 's':
+ case 'S':
+ case 'C':
+ hashCode = 0x7FFFFFFF & (type + strVal1.hashCode());
+ return;
+ case 'T':
+ hashCode = 0x7FFFFFFF & (type + strVal1.hashCode()
+ * strVal2.hashCode());
+ return;
+ // case 'G':
+ // case 'M':
+ // case 'N':
+ default:
+ hashCode = 0x7FFFFFFF & (type + strVal1.hashCode()
+ * strVal2.hashCode() * strVal3.hashCode());
+ }
+ }
+
+ void write(final ClassWriter cw) {
+ switch (type) {
+ case 'I':
+ cw.newConst(new Integer(intVal));
+ break;
+ case 'J':
+ cw.newConst(new Long(longVal));
+ break;
+ case 'F':
+ cw.newConst(new Float(floatVal));
+ break;
+ case 'D':
+ cw.newConst(new Double(doubleVal));
+ break;
+ case 'S':
+ cw.newConst(strVal1);
+ break;
+ case 's':
+ cw.newUTF8(strVal1);
+ break;
+ case 'C':
+ cw.newClass(strVal1);
+ break;
+ case 'T':
+ cw.newNameType(strVal1, strVal2);
+ break;
+ case 'G':
+ cw.newField(strVal1, strVal2, strVal3);
+ break;
+ case 'M':
+ cw.newMethod(strVal1, strVal2, strVal3, false);
+ break;
+ case 'N':
+ cw.newMethod(strVal1, strVal2, strVal3, true);
+ break;
+ }
+ }
+
+ public boolean equals(final Object o) {
+ if (!(o instanceof Constant)) {
+ return false;
+ }
+ Constant c = (Constant) o;
+ if (c.type == type) {
+ switch (type) {
+ case 'I':
+ return c.intVal == intVal;
+ case 'J':
+ return c.longVal == longVal;
+ case 'F':
+ return c.floatVal == floatVal;
+ case 'D':
+ return c.doubleVal == doubleVal;
+ case 's':
+ case 'S':
+ case 'C':
+ return c.strVal1.equals(strVal1);
+ case 'T':
+ return c.strVal1.equals(strVal1)
+ && c.strVal2.equals(strVal2);
+ // case 'G':
+ // case 'M':
+ // case 'N':
+ default:
+ return c.strVal1.equals(strVal1)
+ && c.strVal2.equals(strVal2)
+ && c.strVal3.equals(strVal3);
+ }
+ }
+ return false;
+ }
+
+ public int hashCode() {
+ return hashCode;
+ }
+}
Added: trunk/core/src/classpath/org/org/objectweb/asm/optimizer/ConstantPool.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/optimizer/ConstantPool.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/optimizer/ConstantPool.java 2007-01-07 13:44:08 UTC (rev 3030)
@@ -0,0 +1,198 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) ...
[truncated message content] |
|
From: <ls...@us...> - 2007-01-07 13:44:40
|
Revision: 3031
http://jnode.svn.sourceforge.net/jnode/?rev=3031&view=rev
Author: lsantha
Date: 2007-01-07 05:44:38 -0800 (Sun, 07 Jan 2007)
Log Message:
-----------
Classpath patches.
Added Paths:
-----------
trunk/core/src/classpath/org/org/objectweb/asm/signature/
trunk/core/src/classpath/org/org/objectweb/asm/signature/SignatureReader.java
trunk/core/src/classpath/org/org/objectweb/asm/signature/SignatureVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/signature/SignatureWriter.java
trunk/core/src/classpath/org/org/objectweb/asm/signature/package.html
Added: trunk/core/src/classpath/org/org/objectweb/asm/signature/SignatureReader.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/signature/SignatureReader.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/signature/SignatureReader.java 2007-01-07 13:44:38 UTC (rev 3031)
@@ -0,0 +1,233 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.signature;
+
+/**
+ * A type signature parser to make a signature visitor visit an existing
+ * signature.
+ *
+ * @author Thomas Hallgren
+ * @author Eric Bruneton
+ */
+public class SignatureReader {
+
+ /**
+ * The signature to be read.
+ */
+ private final String signature;
+
+ /**
+ * Constructs a {@link SignatureReader} for the given signature.
+ *
+ * @param signature A <i>ClassSignature</i>, <i>MethodTypeSignature</i>,
+ * or <i>FieldTypeSignature</i>.
+ */
+ public SignatureReader(final String signature) {
+ this.signature = signature;
+ }
+
+ /**
+ * Makes the given visitor visit the signature of this
+ * {@link SignatureReader}. This signature is the one specified in the
+ * constructor (see {@link #SignatureReader(String) SignatureReader}). This
+ * method is intended to be called on a {@link SignatureReader} that was
+ * created using a <i>ClassSignature</i> (such as the
+ * <code>signature</code> parameter of the
+ * {@link org.objectweb.asm.ClassVisitor#visit ClassVisitor.visit} method)
+ * or a <i>MethodTypeSignature</i> (such as the <code>signature</code>
+ * parameter of the
+ * {@link org.objectweb.asm.ClassVisitor#visitMethod ClassVisitor.visitMethod}
+ * method).
+ *
+ * @param v the visitor that must visit this signature.
+ */
+ public void accept(final SignatureVisitor v) {
+ String signature = this.signature;
+ int len = signature.length();
+ int pos;
+ char c;
+
+ if (signature.charAt(0) == '<') {
+ pos = 2;
+ do {
+ int end = signature.indexOf(':', pos);
+ v.visitFormalTypeParameter(signature.substring(pos - 1, end));
+ pos = end + 1;
+
+ c = signature.charAt(pos);
+ if (c == 'L' || c == '[' || c == 'T') {
+ pos = parseType(signature, pos, v.visitClassBound());
+ }
+
+ for (;;) {
+ if ((c = signature.charAt(pos++)) == ':') {
+ pos = parseType(signature, pos, v.visitInterfaceBound());
+ } else {
+ break;
+ }
+ }
+ } while (c != '>');
+ } else {
+ pos = 0;
+ }
+
+ if (signature.charAt(pos) == '(') {
+ pos = pos + 1;
+ while (signature.charAt(pos) != ')') {
+ pos = parseType(signature, pos, v.visitParameterType());
+ }
+ pos = parseType(signature, pos + 1, v.visitReturnType());
+ while (pos < len) {
+ pos = parseType(signature, pos + 1, v.visitExceptionType());
+ }
+ } else {
+ pos = parseType(signature, pos, v.visitSuperclass());
+ while (pos < len) {
+ pos = parseType(signature, pos, v.visitInterface());
+ }
+ }
+ }
+
+ /**
+ * Makes the given visitor visit the signature of this
+ * {@link SignatureReader}. This signature is the one specified in the
+ * constructor (see {@link #SignatureReader(String) SignatureReader}). This
+ * method is intended to be called on a {@link SignatureReader} that was
+ * created using a <i>FieldTypeSignature</i>, such as the
+ * <code>signature</code> parameter of the
+ * {@link org.objectweb.asm.ClassVisitor#visitField
+ * ClassVisitor.visitField} or {@link
+ * org.objectweb.asm.MethodVisitor#visitLocalVariable
+ * MethodVisitor.visitLocalVariable} methods.
+ *
+ * @param v the visitor that must visit this signature.
+ */
+ public void acceptType(final SignatureVisitor v) {
+ parseType(this.signature, 0, v);
+ }
+
+ /**
+ * Parses a field type signature and makes the given visitor visit it.
+ *
+ * @param signature a string containing the signature that must be parsed.
+ * @param pos index of the first character of the signature to parsed.
+ * @param v the visitor that must visit this signature.
+ * @return the index of the first character after the parsed signature.
+ */
+ private static int parseType(
+ final String signature,
+ int pos,
+ final SignatureVisitor v)
+ {
+ char c;
+ int start, end;
+ boolean visited, inner;
+ String name;
+
+ switch (c = signature.charAt(pos++)) {
+ case 'Z':
+ case 'C':
+ case 'B':
+ case 'S':
+ case 'I':
+ case 'F':
+ case 'J':
+ case 'D':
+ case 'V':
+ v.visitBaseType(c);
+ return pos;
+
+ case '[':
+ return parseType(signature, pos, v.visitArrayType());
+
+ case 'T':
+ end = signature.indexOf(';', pos);
+ v.visitTypeVariable(signature.substring(pos, end));
+ return end + 1;
+
+ default: // case 'L':
+ start = pos;
+ visited = false;
+ inner = false;
+ for (;;) {
+ switch (c = signature.charAt(pos++)) {
+ case '.':
+ case ';':
+ if (!visited) {
+ name = signature.substring(start, pos - 1);
+ if (inner) {
+ v.visitInnerClassType(name);
+ } else {
+ v.visitClassType(name);
+ }
+ }
+ if (c == ';') {
+ v.visitEnd();
+ return pos;
+ }
+ start = pos;
+ visited = false;
+ inner = true;
+ break;
+
+ case '<':
+ name = signature.substring(start, pos - 1);
+ if (inner) {
+ v.visitInnerClassType(name);
+ } else {
+ v.visitClassType(name);
+ }
+ visited = true;
+ top: for (;;) {
+ switch (c = signature.charAt(pos)) {
+ case '>':
+ break top;
+ case '*':
+ ++pos;
+ v.visitTypeArgument();
+ break;
+ case '+':
+ case '-':
+ pos = parseType(signature,
+ pos + 1,
+ v.visitTypeArgument(c));
+ break;
+ default:
+ pos = parseType(signature,
+ pos,
+ v.visitTypeArgument('='));
+ break;
+ }
+ }
+ }
+ }
+ }
+ }
+}
Added: trunk/core/src/classpath/org/org/objectweb/asm/signature/SignatureVisitor.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/signature/SignatureVisitor.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/signature/SignatureVisitor.java 2007-01-07 13:44:38 UTC (rev 3031)
@@ -0,0 +1,185 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.signature;
+
+/**
+ * A visitor to visit a generic signature. The methods of this interface must be
+ * called in one of the three following orders (the last one is the only valid
+ * order for a {@link SignatureVisitor} that is returned by a method of this
+ * interface): <ul> <li><i>ClassSignature</i> = (
+ * <tt>visitFormalTypeParameter</tt>
+ * <tt>visitClassBound</tt>?
+ * <tt>visitInterfaceBound</tt>* )* ( <tt>visitSuperClass</tt>
+ * <tt>visitInterface</tt>* )</li>
+ * <li><i>MethodSignature</i> = ( <tt>visitFormalTypeParameter</tt>
+ * <tt>visitClassBound</tt>?
+ * <tt>visitInterfaceBound</tt>* )* ( <tt>visitParameterType</tt>*
+ * <tt>visitReturnType</tt>
+ * <tt>visitExceptionType</tt>* )</li> <li><i>TypeSignature</i> =
+ * <tt>visitBaseType</tt> | <tt>visitTypeVariable</tt> |
+ * <tt>visitArrayType</tt> | (
+ * <tt>visitClassType</tt> <tt>visitTypeArgument</tt>* (
+ * <tt>visitInnerClassType</tt> <tt>visitTypeArgument</tt>* )*
+ * <tt>visitEnd</tt> ) )</li> </ul>
+ *
+ * @author Thomas Hallgren
+ * @author Eric Bruneton
+ */
+public interface SignatureVisitor {
+
+ /**
+ * Wildcard for an "extends" type argument.
+ */
+ char EXTENDS = '+';
+
+ /**
+ * Wildcard for a "super" type argument.
+ */
+ char SUPER = '-';
+
+ /**
+ * Wildcard for a normal type argument.
+ */
+ char INSTANCEOF = '=';
+
+ /**
+ * Visits a formal type parameter.
+ *
+ * @param name the name of the formal parameter.
+ */
+ void visitFormalTypeParameter(String name);
+
+ /**
+ * Visits the class bound of the last visited formal type parameter.
+ *
+ * @return a non null visitor to visit the signature of the class bound.
+ */
+ SignatureVisitor visitClassBound();
+
+ /**
+ * Visits an interface bound of the last visited formal type parameter.
+ *
+ * @return a non null visitor to visit the signature of the interface bound.
+ */
+ SignatureVisitor visitInterfaceBound();
+
+ /**
+ * Visits the type of the super class.
+ *
+ * @return a non null visitor to visit the signature of the super class
+ * type.
+ */
+ SignatureVisitor visitSuperclass();
+
+ /**
+ * Visits the type of an interface implemented by the class.
+ *
+ * @return a non null visitor to visit the signature of the interface type.
+ */
+ SignatureVisitor visitInterface();
+
+ /**
+ * Visits the type of a method parameter.
+ *
+ * @return a non null visitor to visit the signature of the parameter type.
+ */
+ SignatureVisitor visitParameterType();
+
+ /**
+ * Visits the return type of the method.
+ *
+ * @return a non null visitor to visit the signature of the return type.
+ */
+ SignatureVisitor visitReturnType();
+
+ /**
+ * Visits the type of a method exception.
+ *
+ * @return a non null visitor to visit the signature of the exception type.
+ */
+ SignatureVisitor visitExceptionType();
+
+ /**
+ * Visits a signature corresponding to a primitive type.
+ *
+ * @param descriptor the descriptor of the primitive type, or 'V' for
+ * <tt>void</tt>.
+ */
+ void visitBaseType(char descriptor);
+
+ /**
+ * Visits a signature corresponding to a type variable.
+ *
+ * @param name the name of the type variable.
+ */
+ void visitTypeVariable(String name);
+
+ /**
+ * Visits a signature corresponding to an array type.
+ *
+ * @return a non null visitor to visit the signature of the array element
+ * type.
+ */
+ SignatureVisitor visitArrayType();
+
+ /**
+ * Starts the visit of a signature corresponding to a class or interface
+ * type.
+ *
+ * @param name the internal name of the class or interface.
+ */
+ void visitClassType(String name);
+
+ /**
+ * Visits an inner class.
+ *
+ * @param name the local name of the inner class in its enclosing class.
+ */
+ void visitInnerClassType(String name);
+
+ /**
+ * Visits an unbounded type argument of the last visited class or inner
+ * class type.
+ */
+ void visitTypeArgument();
+
+ /**
+ * Visits a type argument of the last visited class or inner class type.
+ *
+ * @param wildcard '+', '-' or '='.
+ * @return a non null visitor to visit the signature of the type argument.
+ */
+ SignatureVisitor visitTypeArgument(char wildcard);
+
+ /**
+ * Ends the visit of a signature corresponding to a class or interface type.
+ */
+ void visitEnd();
+}
Added: trunk/core/src/classpath/org/org/objectweb/asm/signature/SignatureWriter.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/signature/SignatureWriter.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/signature/SignatureWriter.java 2007-01-07 13:44:38 UTC (rev 3031)
@@ -0,0 +1,207 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.signature;
+
+/**
+ * A signature visitor that generates signatures in string format.
+ *
+ * @author Thomas Hallgren
+ * @author Eric Bruneton
+ */
+public class SignatureWriter implements SignatureVisitor {
+
+ /**
+ * Buffer used to construct the signature.
+ */
+ private final StringBuffer buf = new StringBuffer();
+
+ /**
+ * Indicates if the signature contains formal type parameters.
+ */
+ private boolean hasFormals;
+
+ /**
+ * Indicates if the signature contains method parameter types.
+ */
+ private boolean hasParameters;
+
+ /**
+ * Stack used to keep track of class types that have arguments. Each element
+ * of this stack is a boolean encoded in one bit. The top of the stack is
+ * the lowest order bit. Pushing false = *2, pushing true = *2+1, popping =
+ * /2.
+ */
+ private int argumentStack;
+
+ /**
+ * Constructs a new {@link SignatureWriter} object.
+ */
+ public SignatureWriter() {
+ }
+
+ // ------------------------------------------------------------------------
+ // Implementation of the SignatureVisitor interface
+ // ------------------------------------------------------------------------
+
+ public void visitFormalTypeParameter(String name) {
+ if (!hasFormals) {
+ hasFormals = true;
+ buf.append('<');
+ }
+ buf.append(name);
+ buf.append(':');
+ }
+
+ public SignatureVisitor visitClassBound() {
+ return this;
+ }
+
+ public SignatureVisitor visitInterfaceBound() {
+ buf.append(':');
+ return this;
+ }
+
+ public SignatureVisitor visitSuperclass() {
+ endFormals();
+ return this;
+ }
+
+ public SignatureVisitor visitInterface() {
+ return this;
+ }
+
+ public SignatureVisitor visitParameterType() {
+ endFormals();
+ if (!hasParameters) {
+ hasParameters = true;
+ buf.append('(');
+ }
+ return this;
+ }
+
+ public SignatureVisitor visitReturnType() {
+ endFormals();
+ if (!hasParameters) {
+ buf.append('(');
+ }
+ buf.append(')');
+ return this;
+ }
+
+ public SignatureVisitor visitExceptionType() {
+ buf.append('^');
+ return this;
+ }
+
+ public void visitBaseType(char descriptor) {
+ buf.append(descriptor);
+ }
+
+ public void visitTypeVariable(String name) {
+ buf.append('T');
+ buf.append(name);
+ buf.append(';');
+ }
+
+ public SignatureVisitor visitArrayType() {
+ buf.append('[');
+ return this;
+ }
+
+ public void visitClassType(String name) {
+ buf.append('L');
+ buf.append(name);
+ argumentStack *= 2;
+ }
+
+ public void visitInnerClassType(String name) {
+ endArguments();
+ buf.append('.');
+ buf.append(name);
+ argumentStack *= 2;
+ }
+
+ public void visitTypeArgument() {
+ if (argumentStack % 2 == 0) {
+ ++argumentStack;
+ buf.append('<');
+ }
+ buf.append('*');
+ }
+
+ public SignatureVisitor visitTypeArgument(char wildcard) {
+ if (argumentStack % 2 == 0) {
+ ++argumentStack;
+ buf.append('<');
+ }
+ if (wildcard != '=') {
+ buf.append(wildcard);
+ }
+ return this;
+ }
+
+ public void visitEnd() {
+ endArguments();
+ buf.append(';');
+ }
+
+ /**
+ * Returns the signature that was built by this signature writer.
+ *
+ * @return the signature that was built by this signature writer.
+ */
+ public String toString() {
+ return buf.toString();
+ }
+
+ // ------------------------------------------------------------------------
+ // Utility methods
+ // ------------------------------------------------------------------------
+
+ /**
+ * Ends the formal type parameters section of the signature.
+ */
+ private void endFormals() {
+ if (hasFormals) {
+ hasFormals = false;
+ buf.append('>');
+ }
+ }
+
+ /**
+ * Ends the type arguments of a class or inner class type.
+ */
+ private void endArguments() {
+ if (argumentStack % 2 == 1) {
+ buf.append('>');
+ }
+ argumentStack /= 2;
+ }
+}
\ No newline at end of file
Added: trunk/core/src/classpath/org/org/objectweb/asm/signature/package.html
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/signature/package.html (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/signature/package.html 2007-01-07 13:44:38 UTC (rev 3031)
@@ -0,0 +1,36 @@
+<html>
+<!--
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+-->
+<body>
+Provides support for type signatures.
+
+@since ASM 2.0
+</body>
+</html>
This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.
|
|
From: <ls...@us...> - 2007-01-07 13:45:47
|
Revision: 3032
http://jnode.svn.sourceforge.net/jnode/?rev=3032&view=rev
Author: lsantha
Date: 2007-01-07 05:45:46 -0800 (Sun, 07 Jan 2007)
Log Message:
-----------
Classpath patches.
Added Paths:
-----------
trunk/core/src/classpath/org/org/objectweb/asm/tree/
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/Analyzer.java
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/AnalyzerException.java
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/BasicInterpreter.java
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/BasicValue.java
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/BasicVerifier.java
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/DataflowInterpreter.java
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/DataflowValue.java
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/Frame.java
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/IntMap.java
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/Interpreter.java
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/SimpleVerifier.java
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/SmallSet.java
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/Subroutine.java
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/Value.java
trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/package.html
Added: trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/Analyzer.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/Analyzer.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/Analyzer.java 2007-01-07 13:45:46 UTC (rev 3032)
@@ -0,0 +1,416 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.tree.analysis;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.objectweb.asm.Opcodes;
+import org.objectweb.asm.Label;
+import org.objectweb.asm.Type;
+import org.objectweb.asm.tree.AbstractInsnNode;
+import org.objectweb.asm.tree.IincInsnNode;
+import org.objectweb.asm.tree.JumpInsnNode;
+import org.objectweb.asm.tree.LabelNode;
+import org.objectweb.asm.tree.LookupSwitchInsnNode;
+import org.objectweb.asm.tree.MethodNode;
+import org.objectweb.asm.tree.TableSwitchInsnNode;
+import org.objectweb.asm.tree.TryCatchBlockNode;
+import org.objectweb.asm.tree.VarInsnNode;
+
+/**
+ * A semantic bytecode analyzer.
+ *
+ * @author Eric Bruneton
+ */
+public class Analyzer implements Opcodes {
+
+ private Interpreter interpreter;
+
+ private int n;
+
+ private IntMap indexes;
+
+ private List[] handlers;
+
+ private Frame[] frames;
+
+ private Subroutine[] subroutines;
+
+ private boolean[] queued;
+
+ private int[] queue;
+
+ private int top;
+
+ private boolean jsr;
+
+ /**
+ * Constructs a new {@link Analyzer}.
+ *
+ * @param interpreter the interpreter to be used to symbolically interpret
+ * the bytecode instructions.
+ */
+ public Analyzer(final Interpreter interpreter) {
+ this.interpreter = interpreter;
+ }
+
+ /**
+ * Analyzes the given method.
+ *
+ * @param owner the internal name of the class to which the method belongs.
+ * @param m the method to be analyzed.
+ * @return the symbolic state of the execution stack frame at each bytecode
+ * instruction of the method. The size of the returned array is
+ * equal to the number of instructions (and labels) of the method. A
+ * given frame is <tt>null</tt> if and only if the corresponding
+ * instruction cannot be reached (dead code).
+ * @throws AnalyzerException if a problem occurs during the analysis.
+ */
+ public Frame[] analyze(final String owner, final MethodNode m)
+ throws AnalyzerException
+ {
+ n = m.instructions.size();
+ indexes = new IntMap(2 * n);
+ handlers = new List[n];
+ frames = new Frame[n];
+ subroutines = new Subroutine[n];
+ queued = new boolean[n];
+ queue = new int[n];
+ top = 0;
+
+ // computes instruction indexes
+ for (int i = 0; i < n; ++i) {
+ Object insn = m.instructions.get(i);
+ if (insn instanceof LabelNode) {
+ insn = ((LabelNode) insn).label;
+ }
+ indexes.put(insn, i);
+ }
+
+ // computes exception handlers for each instruction
+ for (int i = 0; i < m.tryCatchBlocks.size(); ++i) {
+ TryCatchBlockNode tcb = (TryCatchBlockNode) m.tryCatchBlocks.get(i);
+ int begin = indexes.get(tcb.start);
+ int end = indexes.get(tcb.end);
+ for (int j = begin; j < end; ++j) {
+ List insnHandlers = handlers[j];
+ if (insnHandlers == null) {
+ insnHandlers = new ArrayList();
+ handlers[j] = insnHandlers;
+ }
+ insnHandlers.add(tcb);
+ }
+ }
+
+ // initializes the data structures for the control flow analysis
+ // algorithm
+ Frame current = newFrame(m.maxLocals, m.maxStack);
+ Frame handler = newFrame(m.maxLocals, m.maxStack);
+ Type[] args = Type.getArgumentTypes(m.desc);
+ int local = 0;
+ if ((m.access & ACC_STATIC) == 0) {
+ Type ctype = Type.getType("L" + owner + ";");
+ current.setLocal(local++, interpreter.newValue(ctype));
+ }
+ for (int i = 0; i < args.length; ++i) {
+ current.setLocal(local++, interpreter.newValue(args[i]));
+ if (args[i].getSize() == 2) {
+ current.setLocal(local++, interpreter.newValue(null));
+ }
+ }
+ while (local < m.maxLocals) {
+ current.setLocal(local++, interpreter.newValue(null));
+ }
+ merge(0, current, null);
+
+ // control flow analysis
+ while (top > 0) {
+ int insn = queue[--top];
+ Frame f = frames[insn];
+ Subroutine subroutine = subroutines[insn];
+ queued[insn] = false;
+
+ try {
+ Object o = m.instructions.get(insn);
+ jsr = false;
+
+ if (o instanceof LabelNode) {
+ merge(insn + 1, f, subroutine);
+ } else {
+ AbstractInsnNode insnNode = (AbstractInsnNode) o;
+ int insnOpcode = insnNode.getOpcode();
+
+ current.init(f).execute(insnNode, interpreter);
+ subroutine = subroutine == null ? null : subroutine.copy();
+
+ if (insnNode instanceof JumpInsnNode) {
+ JumpInsnNode j = (JumpInsnNode) insnNode;
+ if (insnOpcode != GOTO && insnOpcode != JSR) {
+ merge(insn + 1, current, subroutine);
+ }
+ if (insnOpcode == JSR) {
+ jsr = true;
+ merge(indexes.get(j.label),
+ current,
+ new Subroutine(j.label, m.maxLocals, j));
+ } else {
+ merge(indexes.get(j.label), current, subroutine);
+ }
+ } else if (insnNode instanceof LookupSwitchInsnNode) {
+ LookupSwitchInsnNode lsi = (LookupSwitchInsnNode) insnNode;
+ merge(indexes.get(lsi.dflt), current, subroutine);
+ for (int j = 0; j < lsi.labels.size(); ++j) {
+ Label label = (Label) lsi.labels.get(j);
+ merge(indexes.get(label), current, subroutine);
+ }
+ } else if (insnNode instanceof TableSwitchInsnNode) {
+ TableSwitchInsnNode tsi = (TableSwitchInsnNode) insnNode;
+ merge(indexes.get(tsi.dflt), current, subroutine);
+ for (int j = 0; j < tsi.labels.size(); ++j) {
+ Label label = (Label) tsi.labels.get(j);
+ merge(indexes.get(label), current, subroutine);
+ }
+ } else if (insnOpcode == RET) {
+ if (subroutine == null) {
+ throw new AnalyzerException("RET instruction outside of a sub routine");
+ }
+ for (int i = 0; i < subroutine.callers.size(); ++i) {
+ int caller = indexes.get(subroutine.callers.get(i));
+ merge(caller + 1,
+ frames[caller],
+ current,
+ subroutines[caller],
+ subroutine.access);
+ }
+ } else if (insnOpcode != ATHROW
+ && (insnOpcode < IRETURN || insnOpcode > RETURN))
+ {
+ if (subroutine != null) {
+ if (insnNode instanceof VarInsnNode) {
+ int var = ((VarInsnNode) insnNode).var;
+ subroutine.access[var] = true;
+ if (insnOpcode == LLOAD || insnOpcode == DLOAD
+ || insnOpcode == LSTORE
+ || insnOpcode == DSTORE)
+ {
+ subroutine.access[var + 1] = true;
+ }
+ } else if (insnNode instanceof IincInsnNode) {
+ int var = ((IincInsnNode) insnNode).var;
+ subroutine.access[var] = true;
+ }
+ }
+ merge(insn + 1, current, subroutine);
+ }
+ }
+
+ List insnHandlers = handlers[insn];
+ if (insnHandlers != null) {
+ for (int i = 0; i < insnHandlers.size(); ++i) {
+ TryCatchBlockNode tcb = (TryCatchBlockNode) insnHandlers.get(i);
+ Type type;
+ if (tcb.type == null) {
+ type = Type.getType("Ljava/lang/Throwable;");
+ } else {
+ type = Type.getType("L" + tcb.type + ";");
+ }
+ handler.init(f);
+ handler.clearStack();
+ handler.push(interpreter.newValue(type));
+ merge(indexes.get(tcb.handler), handler, subroutine);
+ }
+ }
+ } catch (AnalyzerException e) {
+ throw new AnalyzerException("Error at instruction " + insn
+ + ": " + e.getMessage(), e);
+ } catch(Exception e) {
+ throw new AnalyzerException("Error at instruction " + insn
+ + ": " + e.getMessage(), e);
+ }
+ }
+
+ return frames;
+ }
+
+ /**
+ * Returns the symbolic stack frame for each instruction of the last
+ * recently analyzed method.
+ *
+ * @return the symbolic state of the execution stack frame at each bytecode
+ * instruction of the method. The size of the returned array is
+ * equal to the number of instructions (and labels) of the method. A
+ * given frame is <tt>null</tt> if the corresponding instruction
+ * cannot be reached, or if an error occured during the analysis of
+ * the method.
+ */
+ public Frame[] getFrames() {
+ return frames;
+ }
+
+ /**
+ * Returns the index of the given instruction.
+ *
+ * @param insn a {@link Label} or {@link AbstractInsnNode} of the last
+ * recently analyzed method.
+ * @return the index of the given instruction of the last recently analyzed
+ * method.
+ */
+ public int getIndex(final Object insn) {
+ return indexes.get(insn);
+ }
+
+ /**
+ * Returns the exception handlers for the given instruction.
+ *
+ * @param insn the index of an instruction of the last recently analyzed
+ * method.
+ * @return a list of {@link TryCatchBlockNode} objects.
+ */
+ public List getHandlers(final int insn) {
+ return handlers[insn];
+ }
+
+ /**
+ * Constructs a new frame with the given size.
+ *
+ * @param nLocals the maximum number of local variables of the frame.
+ * @param nStack the maximum stack size of the frame.
+ * @return the created frame.
+ */
+ protected Frame newFrame(final int nLocals, final int nStack) {
+ return new Frame(nLocals, nStack);
+ }
+
+ /**
+ * Constructs a new frame that is identical to the given frame.
+ *
+ * @param src a frame.
+ * @return the created frame.
+ */
+ protected Frame newFrame(final Frame src) {
+ return new Frame(src);
+ }
+
+ /**
+ * Creates a control flow graph edge. The default implementation of this
+ * method does nothing. It can be overriden in order to construct the
+ * control flow graph of a method (this method is called by the
+ * {@link #analyze analyze} method during its visit of the method's code).
+ *
+ * @param frame the frame corresponding to an instruction.
+ * @param successor the frame corresponding to a successor instruction.
+ */
+ protected void newControlFlowEdge(final Frame frame, final Frame successor)
+ {
+ }
+
+ // -------------------------------------------------------------------------
+
+ private void merge(
+ final int insn,
+ final Frame frame,
+ final Subroutine subroutine) throws AnalyzerException
+ {
+ if (insn > n - 1) {
+ throw new AnalyzerException("Execution can fall off end of the code");
+ }
+
+ Frame oldFrame = frames[insn];
+ Subroutine oldSubroutine = subroutines[insn];
+ boolean changes = false;
+
+ if (oldFrame == null) {
+ frames[insn] = newFrame(frame);
+ changes = true;
+ } else {
+ changes |= oldFrame.merge(frame, interpreter);
+ }
+
+ newControlFlowEdge(frame, oldFrame);
+
+ if (oldSubroutine == null) {
+ if (subroutine != null) {
+ subroutines[insn] = subroutine.copy();
+ changes = true;
+ }
+ } else {
+ if (subroutine != null) {
+ changes |= oldSubroutine.merge(subroutine, !jsr);
+ }
+ }
+ if (changes && !queued[insn]) {
+ queued[insn] = true;
+ queue[top++] = insn;
+ }
+ }
+
+ private void merge(
+ final int insn,
+ final Frame beforeJSR,
+ final Frame afterRET,
+ final Subroutine subroutineBeforeJSR,
+ final boolean[] access) throws AnalyzerException
+ {
+ if (insn > n - 1) {
+ throw new AnalyzerException("Execution can fall off end of the code");
+ }
+
+ Frame oldFrame = frames[insn];
+ Subroutine oldSubroutine = subroutines[insn];
+ boolean changes = false;
+
+ afterRET.merge(beforeJSR, access);
+
+ if (oldFrame == null) {
+ frames[insn] = newFrame(afterRET);
+ changes = true;
+ } else {
+ changes |= oldFrame.merge(afterRET, access);
+ }
+
+ newControlFlowEdge(afterRET, oldFrame);
+
+ if (oldSubroutine == null) {
+ if (subroutineBeforeJSR != null) {
+ subroutines[insn] = subroutineBeforeJSR.copy();
+ changes = true;
+ }
+ } else {
+ if (subroutineBeforeJSR != null) {
+ changes |= oldSubroutine.merge(subroutineBeforeJSR, !jsr);
+ }
+ }
+ if (changes && !queued[insn]) {
+ queued[insn] = true;
+ queue[top++] = insn;
+ }
+ }
+}
Added: trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/AnalyzerException.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/AnalyzerException.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/AnalyzerException.java 2007-01-07 13:45:46 UTC (rev 3032)
@@ -0,0 +1,56 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.tree.analysis;
+
+/**
+ * Thrown if a problem occurs during the analysis of a method.
+ *
+ * @author Bing Ran
+ * @author Eric Bruneton
+ */
+public class AnalyzerException extends Exception {
+
+ public AnalyzerException(final String msg) {
+ super(msg);
+ }
+
+ public AnalyzerException(final String msg, final Throwable exception) {
+ super(msg, exception);
+ }
+
+ public AnalyzerException(
+ final String msg,
+ final Object expected,
+ final Value encountered)
+ {
+ super((msg == null ? "Expected " : msg + ": expected ") + expected
+ + ", but found " + encountered);
+ }
+}
Added: trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/BasicInterpreter.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/BasicInterpreter.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/tree/analysis/BasicInterpreter.java 2007-01-07 13:45:46 UTC (rev 3032)
@@ -0,0 +1,335 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.tree.analysis;
+
+import java.util.List;
+
+import org.objectweb.asm.Opcodes;
+import org.objectweb.asm.Type;
+import org.objectweb.asm.tree.AbstractInsnNode;
+import org.objectweb.asm.tree.FieldInsnNode;
+import org.objectweb.asm.tree.IntInsnNode;
+import org.objectweb.asm.tree.LdcInsnNode;
+import org.objectweb.asm.tree.MethodInsnNode;
+import org.objectweb.asm.tree.MultiANewArrayInsnNode;
+import org.objectweb.asm.tree.TypeInsnNode;
+
+/**
+ * An {@link Interpreter} for {@link BasicValue} values.
+ *
+ * @author Eric Bruneton
+ * @author Bing Ran
+ */
+public class BasicInterpreter implements Opcodes, Interpreter {
+
+ public Value newValue(final Type type) {
+ if (type == null) {
+ return BasicValue.UNINITIALIZED_VALUE;
+ }
+ switch (type.getSort()) {
+ case Type.VOID:
+ return null;
+ case Type.BOOLEAN:
+ case Type.CHAR:
+ case Type.BYTE:
+ case Type.SHORT:
+ case Type.INT:
+ return BasicValue.INT_VALUE;
+ case Type.FLOAT:
+ return BasicValue.FLOAT_VALUE;
+ case Type.LONG:
+ return BasicValue.LONG_VALUE;
+ case Type.DOUBLE:
+ return BasicValue.DOUBLE_VALUE;
+ case Type.ARRAY:
+ case Type.OBJECT:
+ return BasicValue.REFERENCE_VALUE;
+ default:
+ throw new RuntimeException("Internal error.");
+ }
+ }
+
+ public Value newOperation(final AbstractInsnNode insn) {
+ switch (insn.getOpcode()) {
+ case ACONST_NULL:
+ return newValue(Type.getType("Lnull;"));
+ case ICONST_M1:
+ case ICONST_0:
+ case ICONST_1:
+ case ICONST_2:
+ case ICONST_3:
+ case ICONST_4:
+ case ICONST_5:
+ return BasicValue.INT_VALUE;
+ case LCONST_0:
+ case LCONST_1:
+ return BasicValue.LONG_VALUE;
+ case FCONST_0:
+ case FCONST_1:
+ case FCONST_2:
+ return BasicValue.FLOAT_VALUE;
+ case DCONST_0:
+ case DCONST_1:
+ return BasicValue.DOUBLE_VALUE;
+ case BIPUSH:
+ case SIPUSH:
+ return BasicValue.INT_VALUE;
+ case LDC:
+ Object cst = ((LdcInsnNode) insn).cst;
+ if (cst instanceof Integer) {
+ return BasicValue.INT_VALUE;
+ } else if (cst instanceof Float) {
+ return BasicValue.FLOAT_VALUE;
+ } else if (cst instanceof Long) {
+ return BasicValue.LONG_VALUE;
+ } else if (cst instanceof Double) {
+ return BasicValue.DOUBLE_VALUE;
+ } else if (cst instanceof Type) {
+ return newValue(Type.getType("Ljava/lang/Class;"));
+ } else {
+ return newValue(Type.getType(cst.getClass()));
+ }
+ case JSR:
+ return BasicValue.RETURNADDRESS_VALUE;
+ case GETSTATIC:
+ return newValue(Type.getType(((FieldInsnNode) insn).desc));
+ case NEW:
+ return newValue(Type.getType("L" + ((TypeInsnNode) insn).desc
+ + ";"));
+ default:
+ throw new RuntimeException("Internal error.");
+ }
+ }
+
+ public Value copyOperation(final AbstractInsnNode insn, final Value value)
+ throws AnalyzerException
+ {
+ return value;
+ }
+
+ public Value unaryOperation(final AbstractInsnNode insn, final Value value)
+ throws AnalyzerException
+ {
+ switch (insn.getOpcode()) {
+ case INEG:
+ case IINC:
+ case L2I:
+ case F2I:
+ case D2I:
+ case I2B:
+ case I2C:
+ case I2S:
+ return BasicValue.INT_VALUE;
+ case FNEG:
+ case I2F:
+ case L2F:
+ case D2F:
+ return BasicValue.FLOAT_VALUE;
+ case LNEG:
+ case I2L:
+ case F2L:
+ case D2L:
+ return BasicValue.LONG_VALUE;
+ case DNEG:
+ case I2D:
+ case L2D:
+ case F2D:
+ return BasicValue.DOUBLE_VALUE;
+ case IFEQ:
+ case IFNE:
+ case IFLT:
+ case IFGE:
+ case IFGT:
+ case IFLE:
+ case TABLESWITCH:
+ case LOOKUPSWITCH:
+ case IRETURN:
+ case LRETURN:
+ case FRETURN:
+ case DRETURN:
+ case ARETURN:
+ case PUTSTATIC:
+ return null;
+ case GETFIELD:
+ return newValue(Type.getType(((FieldInsnNode) insn).desc));
+ case NEWARRAY:
+ switch (((IntInsnNode) insn).operand) {
+ case T_BOOLEAN:
+ return newValue(Type.getType("[Z"));
+ case T_CHAR:
+ return newValue(Type.getType("[C"));
+ case T_BYTE:
+ return newValue(Type.getType("[B"));
+ case T_SHORT:
+ return newValue(Type.getType("[S"));
+ case T_INT:
+ return newValue(Type.getType("[I"));
+ case T_FLOAT:
+ return newValue(Type.getType("[F"));
+ case T_DOUBLE:
+ return newValue(Type.getType("[D"));
+ case T_LONG:
+ return newValue(Type.getType("[J"));
+ default:
+ throw new AnalyzerException("Invalid array type");
+ }
+ case ANEWARRAY:
+ String desc = ((TypeInsnNode) insn).desc;
+ if (desc.charAt(0) == '[') {
+ return newValue(Type.getType("[" + desc));
+ } else {
+ return newValue(Type.getType("[L" + desc + ";"));
+ }
+ case ARRAYLENGTH:
+ return BasicValue.INT_VALUE;
+ case ATHROW:
+ return null;
+ case CHECKCAST:
+ desc = ((TypeInsnNode) insn).desc;
+ if (desc.charAt(0) == '[') {
+ return newValue(Type.getType(desc));
+ } else {
+ return newValue(Type.getType("L" + desc + ";"));
+ }
+ case INSTANCEOF:
+ return BasicValue.INT_VALUE;
+ case MONITORENTER:
+ case MONITOREXIT:
+ case IFNULL:
+ case IFNONNULL:
+ return null;
+ default:
+ throw new RuntimeException("Internal error.");
+ }
+ }
+
+ public Value binaryOperati...
[truncated message content] |
|
From: <ls...@us...> - 2007-01-07 13:55:16
|
Revision: 3034
http://jnode.svn.sourceforge.net/jnode/?rev=3034&view=rev
Author: lsantha
Date: 2007-01-07 05:55:15 -0800 (Sun, 07 Jan 2007)
Log Message:
-----------
Classpath patches.
Added Paths:
-----------
trunk/core/src/classpath/org/org/objectweb/asm/util/
trunk/core/src/classpath/org/org/objectweb/asm/util/ASMifierAbstractVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/util/ASMifierAnnotationVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/util/ASMifierClassVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/util/ASMifierFieldVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/util/ASMifierMethodVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/util/AbstractVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/util/CheckAnnotationAdapter.java
trunk/core/src/classpath/org/org/objectweb/asm/util/CheckClassAdapter.java
trunk/core/src/classpath/org/org/objectweb/asm/util/CheckFieldAdapter.java
trunk/core/src/classpath/org/org/objectweb/asm/util/CheckMethodAdapter.java
trunk/core/src/classpath/org/org/objectweb/asm/util/TraceAbstractVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/util/TraceAnnotationVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/util/TraceClassVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/util/TraceFieldVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/util/TraceMethodVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/util/TraceSignatureVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/util/attrs/
trunk/core/src/classpath/org/org/objectweb/asm/util/attrs/ASMStackMapAttribute.java
trunk/core/src/classpath/org/org/objectweb/asm/util/attrs/ASMStackMapTableAttribute.java
trunk/core/src/classpath/org/org/objectweb/asm/util/attrs/ASMifiable.java
trunk/core/src/classpath/org/org/objectweb/asm/util/attrs/Traceable.java
trunk/core/src/classpath/org/org/objectweb/asm/util/attrs/package.html
trunk/core/src/classpath/org/org/objectweb/asm/util/package.html
Added: trunk/core/src/classpath/org/org/objectweb/asm/util/ASMifierAbstractVisitor.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/util/ASMifierAbstractVisitor.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/util/ASMifierAbstractVisitor.java 2007-01-07 13:55:15 UTC (rev 3034)
@@ -0,0 +1,226 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.util;
+
+import java.util.HashMap;
+
+import org.objectweb.asm.AnnotationVisitor;
+import org.objectweb.asm.Attribute;
+import org.objectweb.asm.Type;
+import org.objectweb.asm.util.attrs.ASMifiable;
+
+/**
+ * An abstract ASMifier visitor.
+ *
+ * @author Eric Bruneton
+ */
+public class ASMifierAbstractVisitor extends AbstractVisitor {
+
+ /**
+ * The name of the variable for this visitor in the produced code.
+ */
+ protected String name;
+
+ /**
+ * The label names. This map associates String values to Label keys. It is
+ * used only in ASMifierMethodVisitor.
+ */
+ HashMap labelNames;
+
+ /**
+ * Constructs a new {@link ASMifierAbstractVisitor}.
+ *
+ * @param name the name of the variable for this visitor in the produced
+ * code.
+ */
+ protected ASMifierAbstractVisitor(final String name) {
+ this.name = name;
+ }
+
+ /**
+ * Prints the ASM code that generates the given annotation.
+ *
+ * @param desc the class descriptor of the annotation class.
+ * @param visible <tt>true</tt> if the annotation is visible at runtime.
+ * @return a visitor to visit the annotation values.
+ */
+ public AnnotationVisitor visitAnnotation(
+ final String desc,
+ final boolean visible)
+ {
+ buf.setLength(0);
+ buf.append("{\n")
+ .append("av0 = ")
+ .append(name)
+ .append(".visitAnnotation(");
+ appendConstant(desc);
+ buf.append(", ").append(visible).append(");\n");
+ text.add(buf.toString());
+ ASMifierAnnotationVisitor av = new ASMifierAnnotationVisitor(0);
+ text.add(av.getText());
+ text.add("}\n");
+ return av;
+ }
+
+ /**
+ * Prints the ASM code that generates the given attribute.
+ *
+ * @param attr an attribute.
+ */
+ public void visitAttribute(final Attribute attr) {
+ buf.setLength(0);
+ if (attr instanceof ASMifiable) {
+ buf.append("{\n");
+ buf.append("// ATTRIBUTE\n");
+ ((ASMifiable) attr).asmify(buf, "attr", labelNames);
+ buf.append(name).append(".visitAttribute(attr);\n");
+ buf.append("}\n");
+ } else {
+ buf.append("// WARNING! skipped a non standard attribute of type \"");
+ buf.append(attr.type).append("\"\n");
+ }
+ text.add(buf.toString());
+ }
+
+ /**
+ * Prints the ASM code to end the visit.
+ */
+ public void visitEnd() {
+ buf.setLength(0);
+ buf.append(name).append(".visitEnd();\n");
+ text.add(buf.toString());
+ }
+
+ /**
+ * Appends a string representation of the given constant to the given
+ * buffer.
+ *
+ * @param cst an {@link Integer}, {@link Float}, {@link Long},
+ * {@link Double} or {@link String} object. May be <tt>null</tt>.
+ */
+ void appendConstant(final Object cst) {
+ appendConstant(buf, cst);
+ }
+
+ /**
+ * Appends a string representation of the given constant to the given
+ * buffer.
+ *
+ * @param buf a string buffer.
+ * @param cst an {@link Integer}, {@link Float}, {@link Long},
+ * {@link Double} or {@link String} object. May be <tt>null</tt>.
+ */
+ static void appendConstant(final StringBuffer buf, final Object cst) {
+ if (cst == null) {
+ buf.append("null");
+ } else if (cst instanceof String) {
+ appendString(buf, (String) cst);
+ } else if (cst instanceof Type) {
+ buf.append("Type.getType(\"");
+ buf.append(((Type) cst).getDescriptor());
+ buf.append("\")");
+ } else if (cst instanceof Byte) {
+ buf.append("new Byte((byte)").append(cst).append(")");
+ } else if (cst instanceof Boolean) {
+ buf.append("new Boolean(").append(cst).append(")");
+ } else if (cst instanceof Short) {
+ buf.append("new Short((short)").append(cst).append(")");
+ } else if (cst instanceof Character) {
+ int c = ((Character) cst).charValue();
+ buf.append("new Character((char)").append(c).append(")");
+ } else if (cst instanceof Integer) {
+ buf.append("new Integer(").append(cst).append(")");
+ } else if (cst instanceof Float) {
+ buf.append("new Float(\"").append(cst).append("\")");
+ } else if (cst instanceof Long) {
+ buf.append("new Long(").append(cst).append("L)");
+ } else if (cst instanceof Double) {
+ buf.append("new Double(\"").append(cst).append("\")");
+ } else if (cst instanceof byte[]) {
+ byte[] v = (byte[]) cst;
+ buf.append("new byte[] {");
+ for (int i = 0; i < v.length; i++) {
+ buf.append(i == 0 ? "" : ",").append(v[i]);
+ }
+ buf.append("}");
+ } else if (cst instanceof boolean[]) {
+ boolean[] v = (boolean[]) cst;
+ buf.append("new boolean[] {");
+ for (int i = 0; i < v.length; i++) {
+ buf.append(i == 0 ? "" : ",").append(v[i]);
+ }
+ buf.append("}");
+ } else if (cst instanceof short[]) {
+ short[] v = (short[]) cst;
+ buf.append("new short[] {");
+ for (int i = 0; i < v.length; i++) {
+ buf.append(i == 0 ? "" : ",").append("(short)").append(v[i]);
+ }
+ buf.append("}");
+ } else if (cst instanceof char[]) {
+ char[] v = (char[]) cst;
+ buf.append("new char[] {");
+ for (int i = 0; i < v.length; i++) {
+ buf.append(i == 0 ? "" : ",")
+ .append("(char)")
+ .append((int) v[i]);
+ }
+ buf.append("}");
+ } else if (cst instanceof int[]) {
+ int[] v = (int[]) cst;
+ buf.append("new int[] {");
+ for (int i = 0; i < v.length; i++) {
+ buf.append(i == 0 ? "" : ",").append(v[i]);
+ }
+ buf.append("}");
+ } else if (cst instanceof long[]) {
+ long[] v = (long[]) cst;
+ buf.append("new long[] {");
+ for (int i = 0; i < v.length; i++) {
+ buf.append(i == 0 ? "" : ",").append(v[i]).append("L");
+ }
+ buf.append("}");
+ } else if (cst instanceof float[]) {
+ float[] v = (float[]) cst;
+ buf.append("new float[] {");
+ for (int i = 0; i < v.length; i++) {
+ buf.append(i == 0 ? "" : ",").append(v[i]).append("f");
+ }
+ buf.append("}");
+ } else if (cst instanceof double[]) {
+ double[] v = (double[]) cst;
+ buf.append("new double[] {");
+ for (int i = 0; i < v.length; i++) {
+ buf.append(i == 0 ? "" : ",").append(v[i]).append("d");
+ }
+ buf.append("}");
+ }
+ }
+}
Added: trunk/core/src/classpath/org/org/objectweb/asm/util/ASMifierAnnotationVisitor.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/util/ASMifierAnnotationVisitor.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/util/ASMifierAnnotationVisitor.java 2007-01-07 13:55:15 UTC (rev 3034)
@@ -0,0 +1,127 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.util;
+
+import org.objectweb.asm.AnnotationVisitor;
+
+/**
+ * An {@link AnnotationVisitor} that prints the ASM code that generates the
+ * annotations it visits.
+ *
+ * @author Eric Bruneton
+ */
+public class ASMifierAnnotationVisitor extends AbstractVisitor implements
+ AnnotationVisitor
+{
+
+ /**
+ * Identifier of the annotation visitor variable in the produced code.
+ */
+ protected final int id;
+
+ /**
+ * Constructs a new {@link ASMifierAnnotationVisitor}.
+ *
+ * @param id identifier of the annotation visitor variable in the produced
+ * code.
+ */
+ public ASMifierAnnotationVisitor(final int id) {
+ this.id = id;
+ }
+
+ // ------------------------------------------------------------------------
+ // Implementation of the AnnotationVisitor interface
+ // ------------------------------------------------------------------------
+
+ public void visit(final String name, final Object value) {
+ buf.setLength(0);
+ buf.append("av").append(id).append(".visit(");
+ ASMifierAbstractVisitor.appendConstant(buf, name);
+ buf.append(", ");
+ ASMifierAbstractVisitor.appendConstant(buf, value);
+ buf.append(");\n");
+ text.add(buf.toString());
+ }
+
+ public void visitEnum(
+ final String name,
+ final String desc,
+ final String value)
+ {
+ buf.setLength(0);
+ buf.append("av").append(id).append(".visitEnum(");
+ ASMifierAbstractVisitor.appendConstant(buf, name);
+ buf.append(", ");
+ ASMifierAbstractVisitor.appendConstant(buf, desc);
+ buf.append(", ");
+ ASMifierAbstractVisitor.appendConstant(buf, value);
+ buf.append(");\n");
+ text.add(buf.toString());
+ }
+
+ public AnnotationVisitor visitAnnotation(
+ final String name,
+ final String desc)
+ {
+ buf.setLength(0);
+ buf.append("{\n");
+ buf.append("AnnotationVisitor av").append(id + 1).append(" = av");
+ buf.append(id).append(".visitAnnotation(");
+ ASMifierAbstractVisitor.appendConstant(buf, name);
+ buf.append(", ");
+ ASMifierAbstractVisitor.appendConstant(buf, desc);
+ buf.append(");\n");
+ text.add(buf.toString());
+ ASMifierAnnotationVisitor av = new ASMifierAnnotationVisitor(id + 1);
+ text.add(av.getText());
+ text.add("}\n");
+ return av;
+ }
+
+ public AnnotationVisitor visitArray(final String name) {
+ buf.setLength(0);
+ buf.append("{\n");
+ buf.append("AnnotationVisitor av").append(id + 1).append(" = av");
+ buf.append(id).append(".visitArray(");
+ ASMifierAbstractVisitor.appendConstant(buf, name);
+ buf.append(");\n");
+ text.add(buf.toString());
+ ASMifierAnnotationVisitor av = new ASMifierAnnotationVisitor(id + 1);
+ text.add(av.getText());
+ text.add("}\n");
+ return av;
+ }
+
+ public void visitEnd() {
+ buf.setLength(0);
+ buf.append("av").append(id).append(".visitEnd();\n");
+ text.add(buf.toString());
+ }
+}
Added: trunk/core/src/classpath/org/org/objectweb/asm/util/ASMifierClassVisitor.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/util/ASMifierClassVisitor.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/util/ASMifierClassVisitor.java 2007-01-07 13:55:15 UTC (rev 3034)
@@ -0,0 +1,607 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.util;
+
+import java.io.FileInputStream;
+import java.io.PrintWriter;
+
+import org.objectweb.asm.AnnotationVisitor;
+import org.objectweb.asm.ClassReader;
+import org.objectweb.asm.ClassVisitor;
+import org.objectweb.asm.FieldVisitor;
+import org.objectweb.asm.MethodVisitor;
+import org.objectweb.asm.Opcodes;
+import org.objectweb.asm.Type;
+
+/**
+ * A {@link ClassVisitor} that prints the ASM code that generates the classes it
+ * visits. This class visitor can be used to quickly write ASM code to generate
+ * some given bytecode: <ul> <li>write the Java source code equivalent to the
+ * bytecode you want to generate;</li> <li>compile it with <tt>javac</tt>;</li>
+ * <li>make a {@link ASMifierClassVisitor} visit this compiled class (see the
+ * {@link #main main} method);</li> <li>edit the generated source code, if
+ * necessary.</li> </ul> The source code printed when visiting the
+ * <tt>Hello</tt> class is the following: <p> <blockquote>
+ *
+ * <pre>
+ * import org.objectweb.asm.*;
+ *
+ * public class HelloDump implements Opcodes {
+ *
+ * public static byte[] dump() throws Exception {
+ *
+ * ClassWriter cw = new ClassWriter(false);
+ * FieldVisitor fv;
+ * MethodVisitor mv;
+ * AnnotationVisitor av0;
+ *
+ * cw.visit(49,
+ * ACC_PUBLIC + ACC_SUPER,
+ * "Hello",
+ * null,
+ * "java/lang/Object",
+ * null);
+ *
+ * cw.visitSource("Hello.java", null);
+ *
+ * {
+ * mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
+ * mv.visitVarInsn(ALOAD, 0);
+ * mv.visitMethodInsn(INVOKESPECIAL,
+ * "java/lang/Object",
+ * "<init>",
+ * "()V");
+ * mv.visitInsn(RETURN);
+ * mv.visitMaxs(1, 1);
+ * mv.visitEnd();
+ * }
+ * {
+ * mv = cw.visitMethod(ACC_PUBLIC + ACC_STATIC,
+ * "main",
+ * "([Ljava/lang/String;)V",
+ * null,
+ * null);
+ * mv.visitFieldInsn(GETSTATIC,
+ * "java/lang/System",
+ * "out",
+ * "Ljava/io/PrintStream;");
+ * mv.visitLdcInsn("hello");
+ * mv.visitMethodInsn(INVOKEVIRTUAL,
+ * "java/io/PrintStream",
+ * "println",
+ * "(Ljava/lang/String;)V");
+ * mv.visitInsn(RETURN);
+ * mv.visitMaxs(2, 1);
+ * mv.visitEnd();
+ * }
+ * cw.visitEnd();
+ *
+ * return cw.toByteArray();
+ * }
+ * }
+ *
+ * </pre>
+ *
+ * </blockquote> where <tt>Hello</tt> is defined by: <p> <blockquote>
+ *
+ * <pre>
+ * public class Hello {
+ *
+ * public static void main(String[] args) {
+ * System.out.println("hello");
+ * }
+ * }
+ * </pre>
+ *
+ * </blockquote>
+ *
+ * @author Eric Bruneton
+ * @author Eugene Kuleshov
+ */
+public class ASMifierClassVisitor extends ASMifierAbstractVisitor implements
+ ClassVisitor
+{
+
+ /**
+ * Pseudo access flag used to distinguish class access flags.
+ */
+ private final static int ACCESS_CLASS = 262144;
+
+ /**
+ * Pseudo access flag used to distinguish field access flags.
+ */
+ private final static int ACCESS_FIELD = 524288;
+
+ /**
+ * Pseudo access flag used to distinguish inner class flags.
+ */
+ private static final int ACCESS_INNER = 1048576;
+
+ /**
+ * The print writer to be used to print the class.
+ */
+ protected final PrintWriter pw;
+
+ /**
+ * Prints the ASM source code to generate the given class to the standard
+ * output. <p> Usage: ASMifierClassVisitor [-debug] <fully qualified
+ * class name or class file name>
+ *
+ * @param args the command line arguments.
+ *
+ * @throws Exception if the class cannot be found, or if an IO exception
+ * occurs.
+ */
+ public static void main(final String[] args) throws Exception {
+ int i = 0;
+ boolean skipDebug = true;
+
+ boolean ok = true;
+ if (args.length < 1 || args.length > 2) {
+ ok = false;
+ }
+ if (ok && args[0].equals("-debug")) {
+ i = 1;
+ skipDebug = false;
+ if (args.length != 2) {
+ ok = false;
+ }
+ }
+ if (!ok) {
+ System.err.println("Prints the ASM code to generate the given class.");
+ System.err.println("Usage: ASMifierClassVisitor [-debug] "
+ + "<fully qualified class name or class file name>");
+ return;
+ }
+ ClassReader cr;
+ if (args[i].endsWith(".class") || args[i].indexOf('\\') > -1
+ || args[i].indexOf('/') > -1) {
+ cr = new ClassReader(new FileInputStream(args[i]));
+ } else {
+ cr = new ClassReader(args[i]);
+ }
+ cr.accept(new ASMifierClassVisitor(new PrintWriter(System.out)),
+ getDefaultAttributes(),
+ skipDebug);
+ }
+
+ /**
+ * Constructs a new {@link ASMifierClassVisitor} object.
+ *
+ * @param pw the print writer to be used to print the class.
+ */
+ public ASMifierClassVisitor(final PrintWriter pw) {
+ super("cw");
+ this.pw = pw;
+ }
+
+ // ------------------------------------------------------------------------
+ // Implementation of the ClassVisitor interface
+ // ------------------------------------------------------------------------
+
+ public void visit(
+ final int version,
+ final int access,
+ final String name,
+ final String signature,
+ final String superName,
+ final String[] interfaces)
+ {
+ String simpleName;
+ int n = name.lastIndexOf('/');
+ if (n != -1) {
+ text.add("package asm." + name.substring(0, n).replace('/', '.')
+ + ";\n");
+ simpleName = name.substring(n + 1);
+ } else {
+ simpleName = name;
+ }
+ text.add("import java.util.*;\n");
+ text.add("import org.objectweb.asm.*;\n");
+ text.add("import org.objectweb.asm.attrs.*;\n");
+ text.add("public class " + simpleName + "Dump implements Opcodes {\n\n");
+ text.add("public static byte[] dump () throws Exception {\n\n");
+ text.add("ClassWriter cw = new ClassWriter(false);\n");
+ text.add("FieldVisitor fv;\n");
+ text.add("MethodVisitor mv;\n");
+ text.add("AnnotationVisitor av0;\n\n");
+
+ buf.setLength(0);
+ buf.append("cw.visit(");
+ switch (version) {
+ case Opcodes.V1_1:
+ buf.append("V1_1");
+ break;
+ case Opcodes.V1_2:
+ buf.append("V1_2");
+ break;
+ case Opcodes.V1_3:
+ buf.append("V1_3");
+ break;
+ case Opcodes.V1_4:
+ buf.append("V1_4");
+ break;
+ case Opcodes.V1_5:
+ buf.append("V1_5");
+ break;
+ case Opcodes.V1_6:
+ buf.append("V1_6");
+ break;
+ default:
+ buf.append(version);
+ break;
+ }
+ buf.append(", ");
+ appendAccess(access | ACCESS_CLASS);
+ buf.append(", ");
+ appendConstant(name);
+ buf.append(", ");
+ appendConstant(signature);
+ buf.append(", ");
+ appendConstant(superName);
+ buf.append(", ");
+ if (interfaces != null && interfaces.length > 0) {
+ buf.append("new String[] {");
+ for (int i = 0; i < interfaces.length; ++i) {
+ buf.append(i == 0 ? " " : ", ");
+ appendConstant(interfaces[i]);
+ }
+ buf.append(" }");
+ } else {
+ buf.append("null");
+ }
+ buf.append(");\n\n");
+ text.add(buf.toString());
+ }
+
+ public void visitSource(final String file, final String debug) {
+ buf.setLength(0);
+ buf.append("cw.visitSource(");
+ appendConstant(file);
+ buf.append(", ");
+ appendConstant(debug);
+ buf.append(");\n\n");
+ text.add(buf.toString());
+ }
+
+ public void visitOuterClass(
+ final String owner,
+ final String name,
+ final String desc)
+ {
+ buf.setLength(0);
+ buf.append("cw.visitOuterClass(");
+ appendConstant(owner);
+ buf.append(", ");
+ appendConstant(name);
+ buf.append(", ");
+ appendConstant(desc);
+ buf.append(");\n\n");
+ text.add(buf.toString());
+ }
+
+ public void visitInnerClass(
+ final String name,
+ final String outerName,
+ final String innerName,
+ final int access)
+ {
+ buf.setLength(0);
+ buf.append("cw.visitInnerClass(");
+ appendConstant(name);
+ buf.append(", ");
+ appendConstant(outerName);
+ buf.append(", ");
+ appendConstant(innerName);
+ buf.append(", ");
+ appendAccess(access | ACCESS_INNER);
+ buf.append(");\n\n");
+ text.add(buf.toString());
+ }
+
+ public FieldVisitor visitField(
+ final int access,
+ final String name,
+ final String desc,
+ final String signature,
+ final Object value)
+ {
+ buf.setLength(0);
+ buf.append("{\n");
+ buf.append("fv = cw.visitField(");
+ appendAccess(access | ACCESS_FIELD);
+ buf.append(", ");
+ appendConstant(name);
+ buf.append(", ");
+ appendConstant(desc);
+ buf.append(", ");
+ appendConstant(signature);
+ buf.append(", ");
+ appendConstant(value);
+ buf.append(");\n");
+ text.add(buf.toString());
+ ASMifierFieldVisitor aav = new ASMifierFieldVisitor();
+ text.add(aav.getText());
+ text.add("}\n");
+ return aav;
+ }
+
+ public MethodVisitor visitMethod(
+ final int access,
+ final String name,
+ final String desc,
+ final String signature,
+ final String[] exceptions)
+ {
+ buf.setLength(0);
+ buf.append("{\n");
+ buf.append("mv = cw.visitMethod(");
+ appendAccess(access);
+ buf.append(", ");
+ appendConstant(name);
+ buf.append(", ");
+ appendConstant(desc);
+ buf.append(", ");
+ appendConstant(signature);
+ buf.append(", ");
+ if (exceptions != null && exceptions.length > 0) {
+ buf.append("new String[] {");
+ for (int i = 0; i < exceptions.length; ++i) {
+ buf.append(i == 0 ? " " : ", ");
+ appendConstant(exceptions[i]);
+ }
+ buf.append(" }");
+ } else {
+ buf.append("null");
+ }
+ buf.append(");\n");
+ text.add(buf.toString());
+ ASMifierMethodVisitor acv = new ASMifierMethodVisitor();
+ text.add(acv.getText()...
[truncated message content] |
|
From: <ls...@us...> - 2007-01-07 13:57:34
|
Revision: 3035
http://jnode.svn.sourceforge.net/jnode/?rev=3035&view=rev
Author: lsantha
Date: 2007-01-07 05:57:32 -0800 (Sun, 07 Jan 2007)
Log Message:
-----------
Classpath patches.
Added Paths:
-----------
trunk/core/src/classpath/org/org/objectweb/asm/xml/
trunk/core/src/classpath/org/org/objectweb/asm/xml/ASMContentHandler.java
trunk/core/src/classpath/org/org/objectweb/asm/xml/Processor.java
trunk/core/src/classpath/org/org/objectweb/asm/xml/SAXAdapter.java
trunk/core/src/classpath/org/org/objectweb/asm/xml/SAXAnnotationAdapter.java
trunk/core/src/classpath/org/org/objectweb/asm/xml/SAXClassAdapter.java
trunk/core/src/classpath/org/org/objectweb/asm/xml/SAXCodeAdapter.java
trunk/core/src/classpath/org/org/objectweb/asm/xml/SAXFieldAdapter.java
trunk/core/src/classpath/org/org/objectweb/asm/xml/asm-xml.dtd
trunk/core/src/classpath/org/org/objectweb/asm/xml/package.html
Added: trunk/core/src/classpath/org/org/objectweb/asm/xml/ASMContentHandler.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/xml/ASMContentHandler.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/xml/ASMContentHandler.java 2007-01-07 13:57:32 UTC (rev 3035)
@@ -0,0 +1,1215 @@
+/***
+ * ASM XML Adapter
+ * Copyright (c) 2004, Eugene Kuleshov
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.xml;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+import org.objectweb.asm.AnnotationVisitor;
+import org.objectweb.asm.ClassVisitor;
+import org.objectweb.asm.ClassWriter;
+import org.objectweb.asm.FieldVisitor;
+import org.objectweb.asm.MethodVisitor;
+import org.objectweb.asm.Opcodes;
+import org.objectweb.asm.Label;
+import org.objectweb.asm.Type;
+
+import org.xml.sax.Attributes;
+import org.xml.sax.SAXException;
+import org.xml.sax.helpers.DefaultHandler;
+
+/**
+ * A {@link org.xml.sax.ContentHandler ContentHandler} that transforms XML
+ * document into Java class file. This class can be feeded by any kind of SAX
+ * 2.0 event producers, e.g. XML parser, XSLT or XPath engines, or custom code.
+ *
+ * @see org.objectweb.asm.xml.SAXClassAdapter
+ * @see org.objectweb.asm.xml.Processor
+ *
+ * @author Eugene Kuleshov
+ */
+public class ASMContentHandler extends DefaultHandler implements Opcodes {
+ /**
+ * Stack of the intermediate processing contexts.
+ */
+ private List stack = new ArrayList();
+
+ /**
+ * Complete name of the current element.
+ */
+ private String match = "";
+
+ /**
+ * <tt>true</tt> if the maximum stack size and number of local variables
+ * must be automatically computed.
+ */
+ protected boolean computeMax;
+
+ /**
+ * Output stream to write result bytecode.
+ */
+ protected OutputStream os;
+
+ /**
+ * Current instance of the {@link ClassWriter ClassWriter} used to write
+ * class bytecode.
+ */
+ protected ClassWriter cw;
+
+ /**
+ * Map of the active {@link Label Label} instances for current method.
+ */
+ protected Map labels;
+
+ private static final String BASE = "class";
+
+ private final RuleSet RULES = new RuleSet();
+ {
+ RULES.add(BASE, new ClassRule());
+ RULES.add(BASE + "/interfaces/interface", new InterfaceRule());
+ RULES.add(BASE + "/interfaces", new InterfacesRule());
+ RULES.add(BASE + "/outerclass", new OuterClassRule());
+ RULES.add(BASE + "/innerclass", new InnerClassRule());
+ RULES.add(BASE + "/source", new SourceRule());
+ RULES.add(BASE + "/field", new FieldRule());
+
+ RULES.add(BASE + "/method", new MethodRule());
+ RULES.add(BASE + "/method/exceptions/exception", new ExceptionRule());
+ RULES.add(BASE + "/method/exceptions", new ExceptionsRule());
+
+ RULES.add(BASE + "/method/annotationDefault",
+ new AnnotationDefaultRule());
+
+ RULES.add(BASE + "/method/code/*", new OpcodesRule()); // opcodes
+
+ RULES.add(BASE + "/method/code/TABLESWITCH", new TableSwitchRule());
+ RULES.add(BASE + "/method/code/TABLESWITCH/label",
+ new TableSwitchLabelRule());
+ RULES.add(BASE + "/method/code/LOOKUPSWITCH", new LookupSwitchRule());
+ RULES.add(BASE + "/method/code/LOOKUPSWITCH/label",
+ new LookupSwitchLabelRule());
+
+ RULES.add(BASE + "/method/code/Label", new LabelRule());
+ RULES.add(BASE + "/method/code/TryCatch", new TryCatchRule());
+ RULES.add(BASE + "/method/code/LineNumber", new LineNumberRule());
+ RULES.add(BASE + "/method/code/LocalVar", new LocalVarRule());
+ RULES.add(BASE + "/method/code/Max", new MaxRule());
+
+ RULES.add("*/annotation", new AnnotationRule());
+ RULES.add("*/parameterAnnotation", new AnnotationParameterRule());
+ RULES.add("*/annotationValue", new AnnotationValueRule());
+ RULES.add("*/annotationValueAnnotation",
+ new AnnotationValueAnnotationRule());
+ RULES.add("*/annotationValueEnum", new AnnotationValueEnumRule());
+ RULES.add("*/annotationValueArray", new AnnotationValueArrayRule());
+ }
+
+ private static interface OpcodeGroup {
+ public static final int INSN = 0;
+ public static final int INSN_INT = 1;
+ public static final int INSN_VAR = 2;
+ public static final int INSN_TYPE = 3;
+ public static final int INSN_FIELD = 4;
+ public static final int INSN_METHOD = 5;
+ public static final int INSN_JUMP = 6;
+ public static final int INSN_LDC = 7;
+ public static final int INSN_IINC = 8;
+ public static final int INSN_MULTIANEWARRAY = 9;
+ }
+
+ /**
+ * Map of the opcode names to opcode and opcode group
+ */
+ static final Map OPCODES = new HashMap();
+ static {
+ OPCODES.put("NOP", new Opcode(NOP, OpcodeGroup.INSN));
+ OPCODES.put("ACONST_NULL", new Opcode(ACONST_NULL, OpcodeGroup.INSN));
+ OPCODES.put("ICONST_M1", new Opcode(ICONST_M1, OpcodeGroup.INSN));
+ OPCODES.put("ICONST_0", new Opcode(ICONST_0, OpcodeGroup.INSN));
+ OPCODES.put("ICONST_1", new Opcode(ICONST_1, OpcodeGroup.INSN));
+ OPCODES.put("ICONST_2", new Opcode(ICONST_2, OpcodeGroup.INSN));
+ OPCODES.put("ICONST_3", new Opcode(ICONST_3, OpcodeGroup.INSN));
+ OPCODES.put("ICONST_4", new Opcode(ICONST_4, OpcodeGroup.INSN));
+ OPCODES.put("ICONST_5", new Opcode(ICONST_5, OpcodeGroup.INSN));
+ OPCODES.put("LCONST_0", new Opcode(LCONST_0, OpcodeGroup.INSN));
+ OPCODES.put("LCONST_1", new Opcode(LCONST_1, OpcodeGroup.INSN));
+ OPCODES.put("FCONST_0", new Opcode(FCONST_0, OpcodeGroup.INSN));
+ OPCODES.put("FCONST_1", new Opcode(FCONST_1, OpcodeGroup.INSN));
+ OPCODES.put("FCONST_2", new Opcode(FCONST_2, OpcodeGroup.INSN));
+ OPCODES.put("DCONST_0", new Opcode(DCONST_0, OpcodeGroup.INSN));
+ OPCODES.put("DCONST_1", new Opcode(DCONST_1, OpcodeGroup.INSN));
+ OPCODES.put("BIPUSH", new Opcode(BIPUSH, OpcodeGroup.INSN_INT));
+ OPCODES.put("SIPUSH", new Opcode(SIPUSH, OpcodeGroup.INSN_INT));
+ OPCODES.put("LDC", new Opcode(LDC, OpcodeGroup.INSN_LDC));
+ OPCODES.put("ILOAD", new Opcode(ILOAD, OpcodeGroup.INSN_VAR));
+ OPCODES.put("LLOAD", new Opcode(LLOAD, OpcodeGroup.INSN_VAR));
+ OPCODES.put("FLOAD", new Opcode(FLOAD, OpcodeGroup.INSN_VAR));
+ OPCODES.put("DLOAD", new Opcode(DLOAD, OpcodeGroup.INSN_VAR));
+ OPCODES.put("ALOAD", new Opcode(ALOAD, OpcodeGroup.INSN_VAR));
+ OPCODES.put("IALOAD", new Opcode(IALOAD, OpcodeGroup.INSN));
+ OPCODES.put("LALOAD", new Opcode(LALOAD, OpcodeGroup.INSN));
+ OPCODES.put("FALOAD", new Opcode(FALOAD, OpcodeGroup.INSN));
+ OPCODES.put("DALOAD", new Opcode(DALOAD, OpcodeGroup.INSN));
+ OPCODES.put("AALOAD", new Opcode(AALOAD, OpcodeGroup.INSN));
+ OPCODES.put("BALOAD", new Opcode(BALOAD, OpcodeGroup.INSN));
+ OPCODES.put("CALOAD", new Opcode(CALOAD, OpcodeGroup.INSN));
+ OPCODES.put("SALOAD", new Opcode(SALOAD, OpcodeGroup.INSN));
+ OPCODES.put("ISTORE", new Opcode(ISTORE, OpcodeGroup.INSN_VAR));
+ OPCODES.put("LSTORE", new Opcode(LSTORE, OpcodeGroup.INSN_VAR));
+ OPCODES.put("FSTORE", new Opcode(FSTORE, OpcodeGroup.INSN_VAR));
+ OPCODES.put("DSTORE", new Opcode(DSTORE, OpcodeGroup.INSN_VAR));
+ OPCODES.put("ASTORE", new Opcode(ASTORE, OpcodeGroup.INSN_VAR));
+ OPCODES.put("IASTORE", new Opcode(IASTORE, OpcodeGroup.INSN));
+ OPCODES.put("LASTORE", new Opcode(LASTORE, OpcodeGroup.INSN));
+ OPCODES.put("FASTORE", new Opcode(FASTORE, OpcodeGroup.INSN));
+ OPCODES.put("DASTORE", new Opcode(DASTORE, OpcodeGroup.INSN));
+ OPCODES.put("AASTORE", new Opcode(AASTORE, OpcodeGroup.INSN));
+ OPCODES.put("BASTORE", new Opcode(BASTORE, OpcodeGroup.INSN));
+ OPCODES.put("CASTORE", new Opcode(CASTORE, OpcodeGroup.INSN));
+ OPCODES.put("SASTORE", new Opcode(SASTORE, OpcodeGroup.INSN));
+ OPCODES.put("POP", new Opcode(POP, OpcodeGroup.INSN));
+ OPCODES.put("POP2", new Opcode(POP2, OpcodeGroup.INSN));
+ OPCODES.put("DUP", new Opcode(DUP, OpcodeGroup.INSN));
+ OPCODES.put("DUP_X1", new Opcode(DUP_X1, OpcodeGroup.INSN));
+ OPCODES.put("DUP_X2", new Opcode(DUP_X2, OpcodeGroup.INSN));
+ OPCODES.put("DUP2", new Opcode(DUP2, OpcodeGroup.INSN));
+ OPCODES.put("DUP2_X1", new Opcode(DUP2_X1, OpcodeGroup.INSN));
+ OPCODES.put("DUP2_X2", new Opcode(DUP2_X2, OpcodeGroup.INSN));
+ OPCODES.put("SWAP", new Opcode(SWAP, OpcodeGroup.INSN));
+ OPCODES.put("IADD", new Opcode(IADD, OpcodeGroup.INSN));
+ OPCODES.put("LADD", new Opcode(LADD, OpcodeGroup.INSN));
+ OPCODES.put("FADD", new Opcode(FADD, OpcodeGroup.INSN));
+ OPCODES.put("DADD", new Opcode(DADD, OpcodeGroup.INSN));
+ OPCODES.put("ISUB", new Opcode(ISUB, OpcodeGroup.INSN));
+ OPCODES.put("LSUB", new Opcode(LSUB, OpcodeGroup.INSN));
+ OPCODES.put("FSUB", new Opcode(FSUB, OpcodeGroup.INSN));
+ OPCODES.put("DSUB", new Opcode(DSUB, OpcodeGroup.INSN));
+ OPCODES.put("IMUL", new Opcode(IMUL, OpcodeGroup.INSN));
+ OPCODES.put("LMUL", new Opcode(LMUL, OpcodeGroup.INSN));
+ OPCODES.put("FMUL", new Opcode(FMUL, OpcodeGroup.INSN));
+ OPCODES.put("DMUL", new Opcode(DMUL, OpcodeGroup.INSN));
+ OPCODES.put("IDIV", new Opcode(IDIV, OpcodeGroup.INSN));
+ OPCODES.put("LDIV", new Opcode(LDIV, OpcodeGroup.INSN));
+ OPCODES.put("FDIV", new Opcode(FDIV, OpcodeGroup.INSN));
+ OPCODES.put("DDIV", new Opcode(DDIV, OpcodeGroup.INSN));
+ OPCODES.put("IREM", new Opcode(IREM, OpcodeGroup.INSN));
+ OPCODES.put("LREM", new Opcode(LREM, OpcodeGroup.INSN));
+ OPCODES.put("FREM", new Opcode(FREM, OpcodeGroup.INSN));
+ OPCODES.put("DREM", new Opcode(DREM, OpcodeGroup.INSN));
+ OPCODES.put("INEG", new Opcode(INEG, OpcodeGroup.INSN));
+ OPCODES.put("LNEG", new Opcode(LNEG, OpcodeGroup.INSN));
+ OPCODES.put("FNEG", new Opcode(FNEG, OpcodeGroup.INSN));
+ OPCODES.put("DNEG", new Opcode(DNEG, OpcodeGroup.INSN));
+ OPCODES.put("ISHL", new Opcode(ISHL, OpcodeGroup.INSN));
+ OPCODES.put("LSHL", new Opcode(LSHL, OpcodeGroup.INSN));
+ OPCODES.put("ISHR", new Opcode(ISHR, OpcodeGroup.INSN));
+ OPCODES.put("LSHR", new Opcode(LSHR, OpcodeGroup.INSN));
+ OPCODES.put("IUSHR", new Opcode(IUSHR, OpcodeGroup.INSN));
+ OPCODES.put("LUSHR", new Opcode(LUSHR, OpcodeGroup.INSN));
+ OPCODES.put("IAND", new Opcode(IAND, OpcodeGroup.INSN));
+ OPCODES.put("LAND", new Opcode(LAND, OpcodeGroup.INSN));
+ OPCODES.put("IOR", new Opcode(IOR, OpcodeGroup.INSN));
+ OPCODES.put("LOR", new Opcode(LOR, OpcodeGroup.INSN));
+ OPCODES.put("IXOR", new Opcode(IXOR, OpcodeGroup.INSN));
+ OPCODES.put("LXOR", new Opcode(LXOR, OpcodeGroup.INSN));
+ OPCODES.put("IINC", new Opcode(IINC, OpcodeGroup.INSN_IINC));
+ OPCODES.put("I2L", new Opcode(I2L, OpcodeGroup.INSN));
+ OPCODES.put("I2F", new Opcode(I2F, OpcodeGroup.INSN));
+ OPCODES.put("I2D", new Opcode(I2D, OpcodeGroup.INSN));
+ OPCODES.put("L2I", new Opcode(L2I, OpcodeGroup.INSN));
+ OPCODES.put("L2F", new Opcode(L2F, OpcodeGroup.INSN));
+ OPCODES.put("L2D", new Opcode(L2D, OpcodeGroup.INSN));
+ OPCODES.put("F2I", new Opcode(F2I, OpcodeGroup.INSN));
+ OPCODES.put("F2L", new Opcode(F2L, OpcodeGroup.INSN));
+ OPCODES.put("F2D", new Opcode(F2D, OpcodeGroup.INSN));
+ OPCODES.put("D2I", new Opcode(D2I, OpcodeGroup.INSN));
+ OPCODES.put("D2L", new Opcode(D2L, OpcodeGroup.INSN));
+ OPCODES.put("D2F", new Opcode(D2F, OpcodeGroup.INSN));
+ OPCODES.put("I2B", new Opcode(I2B, OpcodeGroup.INSN));
+ OPCODES.put("I2C", new Opcode(I2C, OpcodeGroup.INSN));
+ OPCODES.put("I2S", new Opcode(I2S, OpcodeGroup.INSN));
+ OPCODES.put("LCMP", new Opcode(LCMP, OpcodeGroup.INSN));
+ OPCODES.put("FCMPL", new Opcode(FCMPL, OpcodeGroup.INSN));
+ OPCODES.put("FCMPG", new Opcode(FCMPG, OpcodeGroup.INSN));
+ OPCODES.put("DCMPL", new Opcode(DCMPL, OpcodeGroup.INSN));
+ OPCODES.put("DCMPG", new Opcode(DCMPG, OpcodeGroup.INSN));
+ OPCODES.put("IFEQ", new Opcode(IFEQ, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("IFNE", new Opcode(IFNE, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("IFLT", new Opcode(IFLT, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("IFGE", new Opcode(IFGE, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("IFGT", new Opcode(IFGT, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("IFLE", new Opcode(IFLE, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("IF_ICMPEQ", new Opcode(IF_ICMPEQ, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("IF_ICMPNE", new Opcode(IF_ICMPNE, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("IF_ICMPLT", new Opcode(IF_ICMPLT, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("IF_ICMPGE", new Opcode(IF_ICMPGE, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("IF_ICMPGT", new Opcode(IF_ICMPGT, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("IF_ICMPLE", new Opcode(IF_ICMPLE, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("IF_ACMPEQ", new Opcode(IF_ACMPEQ, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("IF_ACMPNE", new Opcode(IF_ACMPNE, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("GOTO", new Opcode(GOTO, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("JSR", new Opcode(JSR, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("RET", new Opcode(RET, OpcodeGroup.INSN_VAR));
+ // OPCODES.put( "TABLESWITCH", new Opcode( TABLESWITCH,
+ // "visiTableSwitchInsn"));
+ // OPCODES.put( "LOOKUPSWITCH", new Opcode( LOOKUPSWITCH,
+ // "visitLookupSwitch"));
+ OPCODES.put("IRETURN", new Opcode(IRETURN, OpcodeGroup.INSN));
+ OPCODES.put("LRETURN", new Opcode(LRETURN, OpcodeGroup.INSN));
+ OPCODES.put("FRETURN", new Opcode(FRETURN, OpcodeGroup.INSN));
+ OPCODES.put("DRETURN", new Opcode(DRETURN, OpcodeGroup.INSN));
+ OPCODES.put("ARETURN", new Opcode(ARETURN, OpcodeGroup.INSN));
+ OPCODES.put("RETURN", new Opcode(RETURN, OpcodeGroup.INSN));
+ OPCODES.put("GETSTATIC", new Opcode(GETSTATIC, OpcodeGroup.INSN_FIELD));
+ OPCODES.put("PUTSTATIC", new Opcode(PUTSTATIC, OpcodeGroup.INSN_FIELD));
+ OPCODES.put("GETFIELD", new Opcode(GETFIELD, OpcodeGroup.INSN_FIELD));
+ OPCODES.put("PUTFIELD", new Opcode(PUTFIELD, OpcodeGroup.INSN_FIELD));
+ OPCODES.put("INVOKEVIRTUAL", new Opcode(INVOKEVIRTUAL,
+ OpcodeGroup.INSN_METHOD));
+ OPCODES.put("INVOKESPECIAL", new Opcode(INVOKESPECIAL,
+ OpcodeGroup.INSN_METHOD));
+ OPCODES.put("INVOKESTATIC", new Opcode(INVOKESTATIC,
+ OpcodeGroup.INSN_METHOD));
+ OPCODES.put("INVOKEINTERFACE", new Opcode(INVOKEINTERFACE,
+ OpcodeGroup.INSN_METHOD));
+ OPCODES.put("NEW", new Opcode(NEW, OpcodeGroup.INSN_TYPE));
+ OPCODES.put("NEWARRAY", new Opcode(NEWARRAY, OpcodeGroup.INSN_INT));
+ OPCODES.put("ANEWARRAY", new Opcode(ANEWARRAY, OpcodeGroup.INSN_TYPE));
+ OPCODES.put("ARRAYLENGTH", new Opcode(ARRAYLENGTH, OpcodeGroup.INSN));
+ OPCODES.put("ATHROW", new Opcode(ATHROW, OpcodeGroup.INSN));
+ OPCODES.put("CHECKCAST", new Opcode(CHECKCAST, OpcodeGroup.INSN_TYPE));
+ OPCODES.put("INSTANCEOF", new Opcode(INSTANCEOF, OpcodeGroup.INSN_TYPE));
+ OPCODES.put("MONITORENTER", new Opcode(MONITORENTER, OpcodeGroup.INSN));
+ OPCODES.put("MONITOREXIT", new Opcode(MONITOREXIT, OpcodeGroup.INSN));
+ OPCODES.put("MULTIANEWARRAY", new Opcode(MULTIANEWARRAY,
+ OpcodeGroup.INSN_MULTIANEWARRAY));
+ OPCODES.put("IFNULL", new Opcode(IFNULL, OpcodeGroup.INSN_JUMP));
+ OPCODES.put("IFNONNULL", new Opcode(IFNONNULL, OpcodeGroup.INSN_JUMP));
+ }
+
+ /**
+ * Constructs a new {@link ASMContentHandler ASMContentHandler} object.
+ *
+ * @param os output stream to write generated class.
+ * @param computeMax <tt>true</tt> if the maximum stack size and the
+ * maximum number of local variables must be automatically computed.
+ * This value is passed to {@link ClassWriter ClassWriter} instance.
+ */
+ public ASMContentHandler(OutputStream os, boolean computeMax) {
+ this.os = os;
+ this.computeMax = computeMax;
+ }
+
+ /**
+ * Returns the bytecode of the class that was build with underneath class
+ * writer.
+ *
+ * @return the bytecode of the class that was build with underneath class
+ * writer or null if there are no classwriter created.
+ */
+ public byte[] toByteArray() {
+ return cw == null ? null : cw.toByteArray();
+ }
+
+ /**
+ * Process notification of the start of an XML element being reached.
+ *
+ * @param ns - The Namespace URI, or the empty string if the element has no
+ * Namespace URI or if Namespace processing is not being performed.
+ * @param localName - The local name (without prefix), or the empty string
+ * if Namespace processing is not being performed.
+ * @param qName - The qualified name (with prefix), or the empty string if
+ * qualified names are not available.
+ * @param list - The attributes attached to the element. If there are no
+ * attributes, it shall be an empty Attributes object.
+ * @exception SAXException if a parsing error is to be reported
+ */
+ public final void startElement(
+ String ns,
+ String localName,
+ String qName,
+ Attributes list) throws SAXException
+ {
+ // the actual element name is either in localName or qName, depending
+ // on whether the parser is namespace aware
+ String name = localName;
+ if (name == null || name.length() < 1) {
+ name = qName;
+ }
+
+ // Compute the current matching rule
+ StringBuffer sb = new StringBuffer(match);
+ if (match.length() > 0) {
+ sb.append('/');
+ }
+ sb.append(name);
+ match = sb.toString();
+
+ // Fire "begin" events for all relevant rules
+ Rule r = (Rule) RULES.match(match);
+ if (r != null)
+ r.begin(name, list);
+ }
+
+ /**
+ * Process notification of the end of an XML element being reached.
+ *
+ * @param ns - The Namespace URI, or the empty string if the element has no
+ * Namespace URI or if Namespace processing is not being performed.
+ * @param localName - The local name (without prefix), or the empty string
+ * if Namespace processing is not being performed.
+ * @param qName - The qualified XML 1.0 name (with prefix), or the empty
+ * string if qualified names are not available.
+ *
+ * @exception SAXException if a parsing error is to be reported
+ */
+ public final void endElement(String ns, String localName, String qName)
+ throws SAXException
+ {
+ // the actual element name is either in localName or qName, depending
+ // on whether the parser is namespace aware
+ String name = localName;
+ if (name == null || name.length() < 1) {
+ name = qName;
+ }
+
+ // Fire "end" events for all relevant rules in reverse order
+ Rule r = (Rule) RULES.match(match);
+ if (r != null)
+ r.end(name);
+
+ // Recover the previous match expression
+ int slash = match.lastIndexOf('/');
+ if (slash >= 0) {
+ match = match.substring(0, slash);
+ } else {
+ match = "";
+ }
+ }
+
+ /**
+ * Process notification of the end of a document and write generated
+ * bytecode into output stream.
+ *
+ * @exception SAXException if parsing or writing error is to be reported.
+ */
+ public final void endDocument() throws SAXException {
+ try {
+ os.write(cw.toByteArray());
+ } catch (IOException ex) {
+ throw new SAXException(ex.toString(), ex);
+ }
+ }
+
+ /**
+ * Return the top object on the stack without removing it. If there are no
+ * objects on the stack, return <code>null</code>.
+ *
+ * @return the top object on the stack without removing it.
+ */
+ final Object peek() {
+ return stack.size() == 0 ? null : stack.get(stack.size() - 1);
+ }
+
+ /**
+ * Return the n'th object down the stack, where 0 is the top element and
+ * [getCount()-1] is the bottom element. If the specified index is out of
+ * range, return <code>null</code>.
+ *
+ * @param n Index of the desired element, where 0 is the top of the stack, 1
+ * is the next element down, and so on.
+ * @return the n'th object down the stack.
+ */
+ final Object peek(int n) {
+ return stack.size() < (n + 1) ? null : stack.get(n);
+ }
+
+ /**
+ * Pop the top object off of the stack, and return it. If there are no
+ * objects on the stack, return <code>null</code>.
+ *
+ * @return the top object off of the stack.
+ */
+ final Object pop() {
+ return stack.size() == 0 ? null : stack.remove(stack.size() - 1);
+ }
+
+ /**
+ * Push a new object onto the top of the object stack.
+ *
+ * @param object The new object
+ */
+ final void push(Object object) {
+ stack.add(object);
+ }
+
+ private static final class RuleSet {
+ private Map rules = new HashMap();
+
+ private List lpatterns = new ArrayList();
+
+ private List rpatterns = new ArrayList();
+
+ public void add(String path, Object rule) {
+ String pattern = path;
+ if (path.startsWith("*/")) {
+ pattern = path.substring(1);
+ lpatterns.add(pattern);
+ } else if (path.endsWith("/*")) {
+ pattern = path.substring(0, path.length() - 1);
+ rpatterns.add(pattern);
+ }
+ rules.put(pattern, rule);
+ }
+
+ public Object match(String path) {
+ if (rules.containsKey(path)) {
+ return rules.get(path);
+ }
+
+ int n = path.lastIndexOf('/');
+ for (Iterator it = lpatterns.iterator(); it.hasNext();) {
+ String pattern = (String) it.next();
+ if (path.substring(n).endsWith(pattern)) {
+ return rules.get(pattern);
+ }
+ }
+
+ for (Iterator it = rpatterns.iterator(); it.hasNext();) {
+ String pattern = (String) it.next();
+ if (path.startsWith(pattern)) {
+ return rules.get(pattern);
+ }
+ }
+
+ return null;
+ }
+
+ }
+
+ /**
+ * Rule
+ */
+ protected abstract class Rule {
+
+ public void begin(String name, Attributes attrs) {
+ }
+
+ public void end(String name) {
+ }
+
+ protected final Object getValue(String desc, String val) {
+ Object value = null;
+ if (val != null) {
+ if (desc.equals("Ljava/lang/String;")) {
+ value = decode(val);
+ } else if ("Ljava/lang/Integer;".equals(desc)
+ || "I".equals(desc) || "S".equals(desc)
+ || "B".equals(desc) || "C".equals(desc)
+ || desc.equals("Z"))
+ {
+ value = new Integer(val);
+
+ } else if ("Ljava/lang/Short;".equals(desc)) {
+ value = new Short(val);
+
+ } else if ("Ljava/lang/Byte;".equals(desc)) {
+ value = new Byte(val);
+
+ } else if ("Ljava/lang/Character;".equals(desc)) {
+ value = new Character(decode(val).charAt(0));
+
+ } else if ("Ljava/lang/Boolean;".equals(desc)) {
+ value = Boolean.valueOf(val);
+
+ // } else if ("Ljava/lang/Integer;".equals(desc)
+ // || desc.equals("I"))
+ // {
+ // value = new Integer(val);
+ // } else if ("Ljava/lang/Character;".equals(desc)
+ // || desc.equals("C"))
+ // {
+ // value = new Character(decode(val).charAt(0));
+ // } else if ("Ljava/lang/Short;".equals(desc) ||
+ // desc.equals("S"))
+ // {
+ // value = Short.valueOf(val);
+ // } else if ("Ljava/lang/Byte;".equals(desc) ||
+ // desc.equals("B"))
+ // {
+ // value = Byte.valueOf(val);
+
+ } else if ("Ljava/lang/Long;".equals(desc) || desc.equals("J"))
+ {
+ value = new Long(val);
+ } else if ("Ljava/lang/Float;".equals(desc) || desc.equals("F"))
+ {
+ value = new Float(val);
+ } else if ("Ljava/lang/Double;".equals(desc)
+ || desc.equals("D"))
+ {
+ value = new Double(val);
+ } else if (Type.getDescriptor(Type.class).equals(desc)) {
+ value = Type.getType(val);
+
+ // } else if ("[I".equals(desc)) {
+ // value = new int[0]; // TODO
+ // } else if ("[C".equals(desc)) {
+ // value = new char[0]; // TODO
+ // } else if ("[Z".equals(desc)) {
+ // value = new boolean[0]; // TODO
+ // } else if ("[S".equals(desc)) {
+ // value = new short[0]; // TODO
+ // } else if ("[B".equals(desc)) {
+ // value = new byte[0]; // TODO
+ // } else if ("[J".equals(desc)) {
+ // value = new long[0]; // TODO
+ // } else if ("[F".equals(desc)) {
+ // value = new float[0]; // TODO
+ // } else if ("[D".equals(desc)) {
+ // value = new double[0]; // TODO
+
+ } else {
+ throw new RuntimeException("Invalid value:" + val
+ + " desc:" + desc + " ctx:" + this);
+ }
+ }
+ return value;
+ }
+
+ private final String decode(String val) {
+ StringBuffer sb = new StringBuffer(val.length());
+ try {
+ int n = 0;
+ while (n < val.length()) {
+ char c = val.charAt(n);
+ if (c == '\\') {
+ n++;
+ c = val.charAt(n);
+ if (c == '\\') {
+ sb.append('\\');
+ } else {
+ n++; // skip 'u'
+ sb.append((char) Integer.parseInt(val.substring(n,
+ n + 4), 16));
+ n +=...
[truncated message content] |
|
From: <ls...@us...> - 2007-01-07 13:58:43
|
Revision: 3036
http://jnode.svn.sourceforge.net/jnode/?rev=3036&view=rev
Author: lsantha
Date: 2007-01-07 05:58:42 -0800 (Sun, 07 Jan 2007)
Log Message:
-----------
Classpath patches.
Added Paths:
-----------
trunk/core/src/classpath/org/org/objectweb/asm/AnnotationVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/AnnotationWriter.java
trunk/core/src/classpath/org/org/objectweb/asm/Attribute.java
trunk/core/src/classpath/org/org/objectweb/asm/ByteVector.java
trunk/core/src/classpath/org/org/objectweb/asm/ClassAdapter.java
trunk/core/src/classpath/org/org/objectweb/asm/ClassReader.java
trunk/core/src/classpath/org/org/objectweb/asm/ClassVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/ClassWriter.java
trunk/core/src/classpath/org/org/objectweb/asm/Edge.java
trunk/core/src/classpath/org/org/objectweb/asm/FieldVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/FieldWriter.java
trunk/core/src/classpath/org/org/objectweb/asm/Handler.java
trunk/core/src/classpath/org/org/objectweb/asm/Item.java
trunk/core/src/classpath/org/org/objectweb/asm/Label.java
trunk/core/src/classpath/org/org/objectweb/asm/MethodAdapter.java
trunk/core/src/classpath/org/org/objectweb/asm/MethodVisitor.java
trunk/core/src/classpath/org/org/objectweb/asm/MethodWriter.java
trunk/core/src/classpath/org/org/objectweb/asm/Opcodes.java
trunk/core/src/classpath/org/org/objectweb/asm/Type.java
trunk/core/src/classpath/org/org/objectweb/asm/package.html
Added: trunk/core/src/classpath/org/org/objectweb/asm/AnnotationVisitor.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/AnnotationVisitor.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/AnnotationVisitor.java 2007-01-07 13:58:42 UTC (rev 3036)
@@ -0,0 +1,88 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm;
+
+/**
+ * A visitor to visit a Java annotation. The methods of this interface must be
+ * called in the following order: (<tt>visit<tt> | <tt>visitEnum<tt> |
+ * <tt>visitAnnotation<tt> | <tt>visitArray<tt>)* <tt>visitEnd<tt>.
+ *
+ * @author Eric Bruneton
+ * @author Eugene Kuleshov
+ */
+public interface AnnotationVisitor {
+
+ /**
+ * Visits a primitive value of the annotation.
+ *
+ * @param name the value name.
+ * @param value the actual value, whose type must be {@link Byte},
+ * {@link Boolean}, {@link Character}, {@link Short},
+ * {@link Integer}, {@link Long}, {@link Float}, {@link Double},
+ * {@link String} or {@link Type}.
+ */
+ void visit(String name, Object value);
+
+ /**
+ * Visits an enumeration value of the annotation.
+ *
+ * @param name the value name.
+ * @param desc the class descriptor of the enumeration class.
+ * @param value the actual enumeration value.
+ */
+ void visitEnum(String name, String desc, String value);
+
+ /**
+ * Visits a nested annotation value of the annotation.
+ *
+ * @param name the value name.
+ * @param desc the class descriptor of the nested annotation class.
+ * @return a non null visitor to visit the actual nested annotation value.
+ * <i>The nested annotation value must be fully visited before
+ * calling other methods on this annotation visitor</i>.
+ */
+ AnnotationVisitor visitAnnotation(String name, String desc);
+
+ /**
+ * Visits an array value of the annotation.
+ *
+ * @param name the value name.
+ * @return a non null visitor to visit the actual array value elements. The
+ * 'name' parameters passed to the methods of this visitor are
+ * ignored. <i>All the array values must be visited before calling
+ * other methods on this annotation visitor</i>.
+ */
+ AnnotationVisitor visitArray(String name);
+
+ /**
+ * Visits the end of the annotation.
+ */
+ void visitEnd();
+}
Added: trunk/core/src/classpath/org/org/objectweb/asm/AnnotationWriter.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/AnnotationWriter.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/AnnotationWriter.java 2007-01-07 13:58:42 UTC (rev 3036)
@@ -0,0 +1,311 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm;
+
+/**
+ * An {@link AnnotationVisitor} that generates annotations in bytecode form.
+ *
+ * @author Eric Bruneton
+ * @author Eugene Kuleshov
+ */
+final class AnnotationWriter implements AnnotationVisitor {
+
+ /**
+ * The class writer to which this annotation must be added.
+ */
+ private final ClassWriter cw;
+
+ /**
+ * The number of values in this annotation.
+ */
+ private int size;
+
+ /**
+ * <tt>true<tt> if values are named, <tt>false</tt> otherwise. Annotation
+ * writers used for annotation default and annotation arrays use unnamed
+ * values.
+ */
+ private final boolean named;
+
+ /**
+ * The annotation values in bytecode form. This byte vector only contains
+ * the values themselves, i.e. the number of values must be stored as a
+ * unsigned short just before these bytes.
+ */
+ private final ByteVector bv;
+
+ /**
+ * The byte vector to be used to store the number of values of this
+ * annotation. See {@link #bv}.
+ */
+ private final ByteVector parent;
+
+ /**
+ * Where the number of values of this annotation must be stored in
+ * {@link #parent}.
+ */
+ private final int offset;
+
+ /**
+ * Next annotation writer. This field is used to store annotation lists.
+ */
+ AnnotationWriter next;
+
+ /**
+ * Previous annotation writer. This field is used to store annotation lists.
+ */
+ AnnotationWriter prev;
+
+ // ------------------------------------------------------------------------
+ // Constructor
+ // ------------------------------------------------------------------------
+
+ /**
+ * Constructs a new {@link AnnotationWriter}.
+ *
+ * @param cw the class writer to which this annotation must be added.
+ * @param named <tt>true<tt> if values are named, <tt>false</tt> otherwise.
+ * @param bv where the annotation values must be stored.
+ * @param parent where the number of annotation values must be stored.
+ * @param offset where in <tt>parent</tt> the number of annotation values must
+ * be stored.
+ */
+ AnnotationWriter(
+ final ClassWriter cw,
+ final boolean named,
+ final ByteVector bv,
+ final ByteVector parent,
+ final int offset)
+ {
+ this.cw = cw;
+ this.named = named;
+ this.bv = bv;
+ this.parent = parent;
+ this.offset = offset;
+ }
+
+ // ------------------------------------------------------------------------
+ // Implementation of the AnnotationVisitor interface
+ // ------------------------------------------------------------------------
+
+ public void visit(final String name, final Object value) {
+ ++size;
+ if (named) {
+ bv.putShort(cw.newUTF8(name));
+ }
+ if (value instanceof String) {
+ bv.put12('s', cw.newUTF8((String) value));
+ } else if (value instanceof Byte) {
+ bv.put12('B', cw.newInteger(((Byte) value).byteValue()).index);
+ } else if (value instanceof Boolean) {
+ int v = ((Boolean) value).booleanValue() ? 1 : 0;
+ bv.put12('Z', cw.newInteger(v).index);
+ } else if (value instanceof Character) {
+ bv.put12('C', cw.newInteger(((Character) value).charValue()).index);
+ } else if (value instanceof Short) {
+ bv.put12('S', cw.newInteger(((Short) value).shortValue()).index);
+ } else if (value instanceof Type) {
+ bv.put12('c', cw.newUTF8(((Type) value).getDescriptor()));
+ } else if (value instanceof byte[]) {
+ byte[] v = (byte[]) value;
+ bv.put12('[', v.length);
+ for (int i = 0; i < v.length; i++) {
+ bv.put12('B', cw.newInteger(v[i]).index);
+ }
+ } else if (value instanceof boolean[]) {
+ boolean[] v = (boolean[]) value;
+ bv.put12('[', v.length);
+ for (int i = 0; i < v.length; i++) {
+ bv.put12('Z', cw.newInteger(v[i] ? 1 : 0).index);
+ }
+ } else if (value instanceof short[]) {
+ short[] v = (short[]) value;
+ bv.put12('[', v.length);
+ for (int i = 0; i < v.length; i++) {
+ bv.put12('S', cw.newInteger(v[i]).index);
+ }
+ } else if (value instanceof char[]) {
+ char[] v = (char[]) value;
+ bv.put12('[', v.length);
+ for (int i = 0; i < v.length; i++) {
+ bv.put12('C', cw.newInteger(v[i]).index);
+ }
+ } else if (value instanceof int[]) {
+ int[] v = (int[]) value;
+ bv.put12('[', v.length);
+ for (int i = 0; i < v.length; i++) {
+ bv.put12('I', cw.newInteger(v[i]).index);
+ }
+ } else if (value instanceof long[]) {
+ long[] v = (long[]) value;
+ bv.put12('[', v.length);
+ for (int i = 0; i < v.length; i++) {
+ bv.put12('J', cw.newLong(v[i]).index);
+ }
+ } else if (value instanceof float[]) {
+ float[] v = (float[]) value;
+ bv.put12('[', v.length);
+ for (int i = 0; i < v.length; i++) {
+ bv.put12('F', cw.newFloat(v[i]).index);
+ }
+ } else if (value instanceof double[]) {
+ double[] v = (double[]) value;
+ bv.put12('[', v.length);
+ for (int i = 0; i < v.length; i++) {
+ bv.put12('D', cw.newDouble(v[i]).index);
+ }
+ } else {
+ Item i = cw.newConstItem(value);
+ bv.put12(".s.IFJDCS".charAt(i.type), i.index);
+ }
+ }
+
+ public void visitEnum(
+ final String name,
+ final String desc,
+ final String value)
+ {
+ ++size;
+ if (named) {
+ bv.putShort(cw.newUTF8(name));
+ }
+ bv.put12('e', cw.newUTF8(desc)).putShort(cw.newUTF8(value));
+ }
+
+ public AnnotationVisitor visitAnnotation(
+ final String name,
+ final String desc)
+ {
+ ++size;
+ if (named) {
+ bv.putShort(cw.newUTF8(name));
+ }
+ // write tag and type, and reserve space for values count
+ bv.put12('@', cw.newUTF8(desc)).putShort(0);
+ return new AnnotationWriter(cw, true, bv, bv, bv.length - 2);
+ }
+
+ public AnnotationVisitor visitArray(final String name) {
+ ++size;
+ if (named) {
+ bv.putShort(cw.newUTF8(name));
+ }
+ // write tag, and reserve space for array size
+ bv.put12('[', 0);
+ return new AnnotationWriter(cw, false, bv, bv, bv.length - 2);
+ }
+
+ public void visitEnd() {
+ if (parent != null) {
+ byte[] data = parent.data;
+ data[offset] = (byte) (size >>> 8);
+ data[offset + 1] = (byte) size;
+ }
+ }
+
+ // ------------------------------------------------------------------------
+ // Utility methods
+ // ------------------------------------------------------------------------
+
+ /**
+ * Returns the size of this annotation writer list.
+ *
+ * @return the size of this annotation writer list.
+ */
+ int getSize() {
+ int size = 0;
+ AnnotationWriter aw = this;
+ while (aw != null) {
+ size += aw.bv.length;
+ aw = aw.next;
+ }
+ return size;
+ }
+
+ /**
+ * Puts the annotations of this annotation writer list into the given byte
+ * vector.
+ *
+ * @param out where the annotations must be put.
+ */
+ void put(final ByteVector out) {
+ int n = 0;
+ int size = 2;
+ AnnotationWriter aw = this;
+ AnnotationWriter last = null;
+ while (aw != null) {
+ ++n;
+ size += aw.bv.length;
+ aw.visitEnd(); // in case user forgot to call visitEnd
+ aw.prev = last;
+ last = aw;
+ aw = aw.next;
+ }
+ out.putInt(size);
+ out.putShort(n);
+ aw = last;
+ while (aw != null) {
+ out.putByteArray(aw.bv.data, 0, aw.bv.length);
+ aw = aw.prev;
+ }
+ }
+
+ /**
+ * Puts the given annotation lists into the given byte vector.
+ *
+ * @param panns an array of annotation writer lists.
+ * @param out where the annotations must be put.
+ */
+ static void put(final AnnotationWriter[] panns, final ByteVector out) {
+ int size = 1 + 2 * panns.length;
+ for (int i = 0; i < panns.length; ++i) {
+ size += panns[i] == null ? 0 : panns[i].getSize();
+ }
+ out.putInt(size).putByte(panns.length);
+ for (int i = 0; i < panns.length; ++i) {
+ AnnotationWriter aw = panns[i];
+ AnnotationWriter last = null;
+ int n = 0;
+ while (aw != null) {
+ ++n;
+ aw.visitEnd(); // in case user forgot to call visitEnd
+ aw.prev = last;
+ last = aw;
+ aw = aw.next;
+ }
+ out.putShort(n);
+ aw = last;
+ while (aw != null) {
+ out.putByteArray(aw.bv.data, 0, aw.bv.length);
+ aw = aw.prev;
+ }
+ }
+ }
+}
Added: trunk/core/src/classpath/org/org/objectweb/asm/Attribute.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/Attribute.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/Attribute.java 2007-01-07 13:58:42 UTC (rev 3036)
@@ -0,0 +1,254 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm;
+
+/**
+ * A non standard class, field, method or code attribute.
+ *
+ * @author Eric Bruneton
+ * @author Eugene Kuleshov
+ */
+public class Attribute {
+
+ /**
+ * The type of this attribute.
+ */
+ public final String type;
+
+ /**
+ * The raw value of this attribute, used only for unknown attributes.
+ */
+ byte[] value;
+
+ /**
+ * The next attribute in this attribute list. May be <tt>null</tt>.
+ */
+ Attribute next;
+
+ /**
+ * Constructs a new empty attribute.
+ *
+ * @param type the type of the attribute.
+ */
+ protected Attribute(final String type) {
+ this.type = type;
+ }
+
+ /**
+ * Returns <tt>true</tt> if this type of attribute is unknown. The default
+ * implementation of this method always returns <tt>true</tt>.
+ *
+ * @return <tt>true</tt> if this type of attribute is unknown.
+ */
+ public boolean isUnknown() {
+ return true;
+ }
+
+ /**
+ * Returns <tt>true</tt> if this type of attribute is a code attribute.
+ *
+ * @return <tt>true</tt> if this type of attribute is a code attribute.
+ */
+ public boolean isCodeAttribute() {
+ return false;
+ }
+
+ /**
+ * Returns the labels corresponding to this attribute.
+ *
+ * @return the labels corresponding to this attribute, or <tt>null</tt> if
+ * this attribute is not a code attribute that contains labels.
+ */
+ protected Label[] getLabels() {
+ return null;
+ }
+
+ /**
+ * Reads a {@link #type type} attribute. This method must return a <i>new</i>
+ * {@link Attribute} object, of type {@link #type type}, corresponding to
+ * the <tt>len</tt> bytes starting at the given offset, in the given class
+ * reader.
+ *
+ * @param cr the class that contains the attribute to be read.
+ * @param off index of the first byte of the attribute's content in {@link
+ * ClassReader#b cr.b}. The 6 attribute header bytes, containing the
+ * type and the length of the attribute, are not taken into account
+ * here.
+ * @param len the length of the attribute's content.
+ * @param buf buffer to be used to call
+ * {@link ClassReader#readUTF8 readUTF8},
+ * {@link ClassReader#readClass(int,char[]) readClass} or
+ * {@link ClassReader#readConst readConst}.
+ * @param codeOff index of the first byte of code's attribute content in
+ * {@link ClassReader#b cr.b}, or -1 if the attribute to be read is
+ * not a code attribute. The 6 attribute header bytes, containing the
+ * type and the length of the attribute, are not taken into account
+ * here.
+ * @param labels the labels of the method's code, or <tt>null</tt> if the
+ * attribute to be read is not a code attribute.
+ * @return a <i>new</i> {@link Attribute} object corresponding to the given
+ * bytes.
+ */
+ protected Attribute read(
+ ClassReader cr,
+ int off,
+ int len,
+ char[] buf,
+ int codeOff,
+ Label[] labels)
+ {
+ Attribute attr = new Attribute(type);
+ attr.value = new byte[len];
+ System.arraycopy(cr.b, off, attr.value, 0, len);
+ return attr;
+ }
+
+ /**
+ * Returns the byte array form of this attribute.
+ *
+ * @param cw the class to which this attribute must be added. This parameter
+ * can be used to add to the constant pool of this class the items
+ * that corresponds to this attribute.
+ * @param code the bytecode of the method corresponding to this code
+ * attribute, or <tt>null</tt> if this attribute is not a code
+ * attributes.
+ * @param len the length of the bytecode of the method corresponding to this
+ * code attribute, or <tt>null</tt> if this attribute is not a code
+ * attribute.
+ * @param maxStack the maximum stack size of the method corresponding to
+ * this code attribute, or -1 if this attribute is not a code
+ * attribute.
+ * @param maxLocals the maximum number of local variables of the method
+ * corresponding to this code attribute, or -1 if this attribute is
+ * not a code attribute.
+ * @return the byte array form of this attribute.
+ */
+ protected ByteVector write(
+ ClassWriter cw,
+ byte[] code,
+ int len,
+ int maxStack,
+ int maxLocals)
+ {
+ ByteVector v = new ByteVector();
+ v.data = value;
+ v.length = value.length;
+ return v;
+ }
+
+ /**
+ * Returns the length of the attribute list that begins with this attribute.
+ *
+ * @return the length of the attribute list that begins with this attribute.
+ */
+ final int getCount() {
+ int count = 0;
+ Attribute attr = this;
+ while (attr != null) {
+ count += 1;
+ attr = attr.next;
+ }
+ return count;
+ }
+
+ /**
+ * Returns the size of all the attributes in this attribute list.
+ *
+ * @param cw the class writer to be used to convert the attributes into byte
+ * arrays, with the {@link #write write} method.
+ * @param code the bytecode of the method corresponding to these code
+ * attributes, or <tt>null</tt> if these attributes are not code
+ * attributes.
+ * @param len the length of the bytecode of the method corresponding to
+ * these code attributes, or <tt>null</tt> if these attributes are
+ * not code attributes.
+ * @param maxStack the maximum stack size of the method corresponding to
+ * these code attributes, or -1 if these attributes are not code
+ * attributes.
+ * @param maxLocals the maximum number of local variables of the method
+ * corresponding to these code attributes, or -1 if these attributes
+ * are not code attributes.
+ * @return the size of all the attributes in this attribute list. This size
+ * includes the size of the attribute headers.
+ */
+ final int getSize(
+ final ClassWriter cw,
+ final byte[] code,
+ final int len,
+ final int maxStack,
+ final int maxLocals)
+ {
+ Attribute attr = this;
+ int size = 0;
+ while (attr != null) {
+ cw.newUTF8(attr.type);
+ size += attr.write(cw, code, len, maxStack, maxLocals).length + 6;
+ attr = attr.next;
+ }
+ return size;
+ }
+
+ /**
+ * Writes all the attributes of this attribute list in the given byte
+ * vector.
+ *
+ * @param cw the class writer to be used to convert the attributes into byte
+ * arrays, with the {@link #write write} method.
+ * @param code the bytecode of the method corresponding to these code
+ * attributes, or <tt>null</tt> if these attributes are not code
+ * attributes.
+ * @param len the length of the bytecode of the method corresponding to
+ * these code attributes, or <tt>null</tt> if these attributes are
+ * not code attributes.
+ * @param maxStack the maximum stack size of the method corresponding to
+ * these code attributes, or -1 if these attributes are not code
+ * attributes.
+ * @param maxLocals the maximum number of local variables of the method
+ * corresponding to these code attributes, or -1 if these attributes
+ * are not code attributes.
+ * @param out where the attributes must be written.
+ */
+ final void put(
+ final ClassWriter cw,
+ final byte[] code,
+ final int len,
+ final int maxStack,
+ final int maxLocals,
+ final ByteVector out)
+ {
+ Attribute attr = this;
+ while (attr != null) {
+ ByteVector b = attr.write(cw, code, len, maxStack, maxLocals);
+ out.putShort(cw.newUTF8(attr.type)).putInt(b.length);
+ out.putByteArray(b.data, 0, b.length);
+ attr = attr.next;
+ }
+ }
+}
Added: trunk/core/src/classpath/org/org/objectweb/asm/ByteVector.java
===================================================================
--- trunk/core/src/classpath/org/org/objectweb/asm/ByteVector.java (rev 0)
+++ trunk/core/src/classpath/org/org/objectweb/asm/ByteVector.java 2007-01-07 13:58:42 UTC (rev 3036)
@@ -0,0 +1,293 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm;
+
+/**
+ * A dynamically extensible vector of bytes. This class is roughly equivalent to
+ * a DataOutputStream on top of a ByteArrayOutputStream, but is more efficient.
+ *
+ * @author Eric Bruneton
+ */
+public class ByteVector {
+
+ /**
+ * The content of this vector.
+ */
+ byte[] data;
+
+ /**
+ * Actual number of bytes in this vector.
+ */
+ int length;
+
+ /**
+ * Constructs a new {@link ByteVector ByteVector} with a default initial
+ * size.
+ */
+ public ByteVector() {
+ data = new byte[64];
+ }
+
+ /**
+ * Constructs a new {@link ByteVector...
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