[Dashg-commit] SF.net SVN: dashg:[33] trunk/dashg/src/com/mebigfatguy/dashg/ DashGMethodSourcePrintingVisitor.java

[<dbr...@us...>]

Revision: 33
          http://dashg.svn.sourceforge.net/dashg/?rev=33&view=rev
Author:   dbrosius
Date:     2008-10-28 19:47:02 +0000 (Tue, 28 Oct 2008)

Log Message:
-----------
add tableswitch

Modified Paths:
--------------
    trunk/dashg/src/com/mebigfatguy/dashg/DashGMethodSourcePrintingVisitor.java

Modified: trunk/dashg/src/com/mebigfatguy/dashg/DashGMethodSourcePrintingVisitor.java
===================================================================
--- trunk/dashg/src/com/mebigfatguy/dashg/DashGMethodSourcePrintingVisitor.java	2008-10-28 19:27:07 UTC (rev 32)
+++ trunk/dashg/src/com/mebigfatguy/dashg/DashGMethodSourcePrintingVisitor.java	2008-10-28 19:47:02 UTC (rev 33)
@@ -20,6 +20,8 @@
 
 import java.io.PrintWriter;
 import java.text.NumberFormat;
+import java.util.HashMap;
+import java.util.Map;
 
 import org.objectweb.asm.AnnotationVisitor;
 import org.objectweb.asm.Attribute;
@@ -33,6 +35,7 @@
 	private PrintWriter pw;
 	private DashGLineNumberer ln;
 	private NumberFormat nf;
+	private Map<String, Integer> labelsToOffset;
 	
 	public DashGMethodSourcePrintingVisitor(MethodVisitor mVisitor, PrintWriter pWriter, DashGLineNumberer lineNumberer) {
 		mv = mVisitor;
@@ -41,8 +44,13 @@
 		nf = NumberFormat.getIntegerInstance();
 		nf.setMinimumIntegerDigits(5);
 		nf.setGroupingUsed(false);
+		labelsToOffset = new HashMap<String, Integer>();
 	}
 
+	public Map<String, Integer> getLabelOffsets() {
+		return labelsToOffset;
+	}
+	
 	public AnnotationVisitor visitAnnotation(String desc, boolean visible) {
 		return mv.visitAnnotation(desc, visible);
 	}
@@ -98,12 +106,14 @@
 
 	public void visitJumpInsn(int opcode, Label label) {
 		String insn = TraceClassVisitor.OPCODES[opcode];
+		insn += " " + label.toString();
 		emitInsn(insn);
 		mv.visitJumpInsn(opcode, label);
 	}
 
 	public void visitLabel(Label label) {
 		mv.visitLabel(label);
+		labelsToOffset.put(label.toString(), Integer.valueOf(label.getOffset()));
 	}
 
 	public void visitLdcInsn(Object cst) {
@@ -144,6 +154,18 @@
 	}
 
 	public void visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels) {
+		StringBuilder insn = new StringBuilder();
+		insn.append("TABLESWITCH {");
+		String comma = "";
+		for (int i = min; i <= max; i++) {
+			insn.append(comma);
+			comma = ",";
+			insn.append(i);
+			insn.append(':');
+			insn.append(labels[i-min].toString());
+		}
+		insn.append("}");
+		emitInsn(insn.toString());
 		mv.visitTableSwitchInsn(min, max, dflt, labels);
 	}
 


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