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[Openutils-svn] SF.net SVN: openutils: [466] trunk
|
From: <mol...@us...> - 2007-10-16 11:00:27
|
Revision: 466
http://openutils.svn.sourceforge.net/openutils/?rev=466&view=rev
Author: molaschi
Date: 2007-10-16 04:00:26 -0700 (Tue, 16 Oct 2007)
Log Message:
-----------
Adding module for rmi hibernate lazy loading in spring context
Modified Paths:
--------------
trunk/pom.xml
Added Paths:
-----------
trunk/openutils-spring-rmibernate/
trunk/openutils-spring-rmibernate/.checkstyle
trunk/openutils-spring-rmibernate/.classpath
trunk/openutils-spring-rmibernate/.project
trunk/openutils-spring-rmibernate/.settings/
trunk/openutils-spring-rmibernate/.settings/org.eclipse.jdt.core.prefs
trunk/openutils-spring-rmibernate/.settings/org.eclipse.wst.common.component
trunk/openutils-spring-rmibernate/.settings/org.eclipse.wst.common.project.facet.core.xml
trunk/openutils-spring-rmibernate/pom.xml
trunk/openutils-spring-rmibernate/src/
trunk/openutils-spring-rmibernate/src/main/
trunk/openutils-spring-rmibernate/src/main/java/
trunk/openutils-spring-rmibernate/src/main/java/it/
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/HibernateRmiProxyFactoryBean.java
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/aspects/
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/aspects/HibernateLazyLoaderAspect.java
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/pagination/
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/pagination/Paginator.java
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/HibernateLazyRmiInterceptor.java
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/LazyReferenceAspect.java
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/SerializationInterceptor.java
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/util/
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/util/EntitySerializer.java
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/exporter/
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/exporter/HibernateRmiServiceExporter.java
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/managers/
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/managers/HibernateLazyServiceImpl.java
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/shared/
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/shared/LazyReference.java
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/shared/managers/
trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/shared/managers/HibernateLazyService.java
trunk/openutils-spring-rmibernate/src/test/
trunk/openutils-spring-rmibernate/src/test/java/
Added: trunk/openutils-spring-rmibernate/.checkstyle
===================================================================
--- trunk/openutils-spring-rmibernate/.checkstyle (rev 0)
+++ trunk/openutils-spring-rmibernate/.checkstyle 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,6 @@
+<fileset-config file-format-version="1.2.0" simple-config="true">
+ <fileset name="all" enabled="true" check-config-name="project" local="false">
+ <file-match-pattern match-pattern="." include-pattern="true" />
+ </fileset>
+ <filter name="NonSrcDirs" enabled="true" />
+</fileset-config>
\ No newline at end of file
Added: trunk/openutils-spring-rmibernate/.classpath
===================================================================
--- trunk/openutils-spring-rmibernate/.classpath (rev 0)
+++ trunk/openutils-spring-rmibernate/.classpath 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+ <classpathentry kind="src" path="src/main/java"/>
+ <classpathentry kind="src" output="target/test-classes" path="src/test/java"/>
+ <classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
+ <classpathentry kind="var" path="M2_REPO/dom4j/dom4j/1.6.1/dom4j-1.6.1.jar" sourcepath="M2_REPO/dom4j/dom4j/1.6.1/dom4j-1.6.1-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/asm/asm/2.2.3/asm-2.2.3.jar" sourcepath="M2_REPO/asm/asm/2.2.3/asm-2.2.3-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/log4j/log4j/1.2.13/log4j-1.2.13.jar" sourcepath="M2_REPO/log4j/log4j/1.2.13/log4j-1.2.13-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/org/springframework/spring-beans/2.0.6/spring-beans-2.0.6.jar"/>
+ <classpathentry kind="var" path="M2_REPO/aopalliance/aopalliance/1.0/aopalliance-1.0.jar" sourcepath="M2_REPO/aopalliance/aopalliance/1.0/aopalliance-1.0-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/commons-collections/commons-collections/3.1/commons-collections-3.1.jar" sourcepath="M2_REPO/commons-collections/commons-collections/3.1/commons-collections-3.1-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/org/springframework/spring-dao/2.0.6/spring-dao-2.0.6.jar"/>
+ <classpathentry kind="var" path="M2_REPO/org/springframework/spring-aop/2.0.6/spring-aop-2.0.6.jar"/>
+ <classpathentry kind="var" path="M2_REPO/org/springframework/spring-remoting/2.0.6/spring-remoting-2.0.6.jar"/>
+ <classpathentry kind="var" path="M2_REPO/junit/junit/3.8.1/junit-3.8.1.jar" sourcepath="M2_REPO/junit/junit/3.8.1/junit-3.8.1-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/org/springframework/spring-web/2.0.6/spring-web-2.0.6.jar"/>
+ <classpathentry kind="var" path="M2_REPO/org/slf4j/slf4j-api/1.4.1/slf4j-api-1.4.1.jar" sourcepath="M2_REPO/org/slf4j/slf4j-api/1.4.1/slf4j-api-1.4.1-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/antlr/antlr/2.7.6/antlr-2.7.6.jar" sourcepath="M2_REPO/antlr/antlr/2.7.6/antlr-2.7.6-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/commons-beanutils/commons-beanutils/1.7.0/commons-beanutils-1.7.0.jar" sourcepath="M2_REPO/commons-beanutils/commons-beanutils/1.7.0/commons-beanutils-1.7.0-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/org/springframework/spring-hibernate3/2.0.6/spring-hibernate3-2.0.6.jar" sourcepath="/M2_REPO/org/springframework/spring-hibernate3/2.0.1/spring-hibernate3-2.0.1-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/javax/transaction/jta/1.0.1B/jta-1.0.1B.jar" sourcepath="M2_REPO/javax/transaction/jta/1.0.1B/jta-1.0.1B-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/org/hibernate/hibernate/3.2.4.ga/hibernate-3.2.4.ga.jar" sourcepath="M2_REPO/org/hibernate/hibernate/3.2.4.ga/hibernate-3.2.4.ga-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/cglib/cglib-nodep/2.1_3/cglib-nodep-2.1_3.jar" sourcepath="M2_REPO/cglib/cglib-nodep/2.1_3/cglib-nodep-2.1_3-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/org/springframework/spring-jdbc/2.0.6/spring-jdbc-2.0.6.jar"/>
+ <classpathentry kind="var" path="M2_REPO/net/sf/ehcache/ehcache/1.2.3/ehcache-1.2.3.jar" sourcepath="M2_REPO/net/sf/ehcache/ehcache/1.2.3/ehcache-1.2.3-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/org/springframework/spring-core/2.0.6/spring-core-2.0.6.jar"/>
+ <classpathentry kind="var" path="M2_REPO/commons-lang/commons-lang/2.3/commons-lang-2.3.jar" sourcepath="M2_REPO/commons-lang/commons-lang/2.3/commons-lang-2.3-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/org/slf4j/jcl104-over-slf4j/1.4.1/jcl104-over-slf4j-1.4.1.jar" sourcepath="M2_REPO/org/slf4j/jcl104-over-slf4j/1.4.1/jcl104-over-slf4j-1.4.1-sources.jar"/>
+ <classpathentry kind="var" path="M2_REPO/org/springframework/spring-context/2.0.6/spring-context-2.0.6.jar"/>
+ <classpathentry kind="var" path="M2_REPO/org/slf4j/slf4j-log4j12/1.4.1/slf4j-log4j12-1.4.1.jar" sourcepath="M2_REPO/org/slf4j/slf4j-log4j12/1.4.1/slf4j-log4j12-1.4.1-sources.jar"/>
+ <classpathentry kind="output" path="target/classes"/>
+</classpath>
Added: trunk/openutils-spring-rmibernate/.project
===================================================================
--- trunk/openutils-spring-rmibernate/.project (rev 0)
+++ trunk/openutils-spring-rmibernate/.project 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,26 @@
+<projectDescription>
+ <name>openutils-spring-rmibernate</name>
+ <comment>openutils base Spring-Hibernate RMI remote lazy loading support</comment>
+ <projects/>
+ <buildSpec>
+ <buildCommand>
+ <name>org.eclipse.jdt.core.javabuilder</name>
+ </buildCommand>
+ <buildCommand>
+ <name>org.eclipse.wst.common.project.facet.core.builder</name>
+ </buildCommand>
+ <buildCommand>
+ <name>org.eclipse.wst.validation.validationbuilder</name>
+ </buildCommand>
+ <buildCommand>
+ <name>com.atlassw.tools.eclipse.checkstyle.CheckstyleBuilder</name>
+ </buildCommand>
+ </buildSpec>
+ <natures>
+ <nature>org.eclipse.wst.common.project.facet.core.nature</nature>
+ <nature>org.eclipse.jdt.core.javanature</nature>
+ <nature>org.eclipse.wst.common.modulecore.ModuleCoreNature</nature>
+ <nature>org.eclipse.jem.workbench.JavaEMFNature</nature>
+ <nature>com.atlassw.tools.eclipse.checkstyle.CheckstyleNature</nature>
+ </natures>
+</projectDescription>
\ No newline at end of file
Added: trunk/openutils-spring-rmibernate/.settings/org.eclipse.jdt.core.prefs
===================================================================
--- trunk/openutils-spring-rmibernate/.settings/org.eclipse.jdt.core.prefs (rev 0)
+++ trunk/openutils-spring-rmibernate/.settings/org.eclipse.jdt.core.prefs 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,5 @@
+#Tue Oct 16 10:42:53 CEST 2007
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.compliance=1.5
Added: trunk/openutils-spring-rmibernate/.settings/org.eclipse.wst.common.component
===================================================================
--- trunk/openutils-spring-rmibernate/.settings/org.eclipse.wst.common.component (rev 0)
+++ trunk/openutils-spring-rmibernate/.settings/org.eclipse.wst.common.component 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,5 @@
+<project-modules id="moduleCoreId" project-version="1.5.0">
+ <wb-module deploy-name="openutils-spring-rmibernate">
+ <wb-resource deploy-path="/" source-path="src/main/java"/>
+ </wb-module>
+</project-modules>
\ No newline at end of file
Added: trunk/openutils-spring-rmibernate/.settings/org.eclipse.wst.common.project.facet.core.xml
===================================================================
--- trunk/openutils-spring-rmibernate/.settings/org.eclipse.wst.common.project.facet.core.xml (rev 0)
+++ trunk/openutils-spring-rmibernate/.settings/org.eclipse.wst.common.project.facet.core.xml 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,6 @@
+<faceted-project>
+ <fixed facet="jst.java"/>
+ <fixed facet="jst.utility"/>
+ <installed facet="jst.utility" version="1.0"/>
+ <installed facet="jst.java" version="5.0"/>
+</faceted-project>
\ No newline at end of file
Added: trunk/openutils-spring-rmibernate/pom.xml
===================================================================
--- trunk/openutils-spring-rmibernate/pom.xml (rev 0)
+++ trunk/openutils-spring-rmibernate/pom.xml 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,122 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+ <parent>
+ <groupId>net.sourceforge.openutils</groupId>
+ <artifactId>openutils</artifactId>
+ <version>3</version>
+ <relativePath>..</relativePath>
+ </parent>
+ <artifactId>openutils-spring-rmibernate</artifactId>
+ <name>openutils base Spring-Hibernate RMI remote lazy loading support</name>
+ <version>1.0.0-SNAPSHOT</version>
+ <description>openutils base Spring-Hibernate RMI remote lazy loading support</description>
+ <properties>
+ <spring.version>2.0.6</spring.version>
+ </properties>
+ <dependencies>
+ <dependency>
+ <groupId>org.slf4j</groupId>
+ <artifactId>slf4j-log4j12</artifactId>
+ <version>1.4.1</version>
+ </dependency>
+ <dependency>
+ <!-- replaces commons-logging -->
+ <groupId>org.slf4j</groupId>
+ <artifactId>jcl104-over-slf4j</artifactId>
+ <version>1.4.1</version>
+ </dependency>
+ <dependency>
+ <groupId>org.springframework</groupId>
+ <artifactId>spring-hibernate3</artifactId>
+ <version>${spring.version}</version>
+ <exclusions>
+ <exclusion>
+ <groupId>commons-logging</groupId>
+ <artifactId>commons-logging</artifactId>
+ </exclusion>
+ </exclusions>
+ </dependency>
+ <dependency>
+ <groupId>org.springframework</groupId>
+ <artifactId>spring-remoting</artifactId>
+ <version>${spring.version}</version>
+ <exclusions>
+ <exclusion>
+ <groupId>commons-logging</groupId>
+ <artifactId>commons-logging</artifactId>
+ </exclusion>
+ </exclusions>
+ </dependency>
+ <dependency>
+ <groupId>org.springframework</groupId>
+ <artifactId>spring-aop</artifactId>
+ <version>${spring.version}</version>
+ <exclusions>
+ <exclusion>
+ <groupId>commons-logging</groupId>
+ <artifactId>commons-logging</artifactId>
+ </exclusion>
+ </exclusions>
+ </dependency>
+ <dependency>
+ <groupId>org.hibernate</groupId>
+ <artifactId>hibernate</artifactId>
+ <version>3.2.4.ga</version>
+ <exclusions>
+ <exclusion>
+ <groupId>commons-logging</groupId>
+ <artifactId>commons-logging</artifactId>
+ </exclusion>
+ <exclusion>
+ <groupId>cglib</groupId>
+ <artifactId>cglib</artifactId>
+ </exclusion>
+ <exclusion>
+ <groupId>asm</groupId>
+ <artifactId>asm</artifactId>
+ </exclusion>
+ <exclusion>
+ <groupId>asm</groupId>
+ <artifactId>asm-attrs</artifactId>
+ </exclusion>
+ </exclusions>
+ </dependency>
+ <dependency>
+ <groupId>commons-beanutils</groupId>
+ <artifactId>commons-beanutils</artifactId>
+ <version>1.7.0</version>
+ <exclusions>
+ <exclusion>
+ <groupId>commons-logging</groupId>
+ <artifactId>commons-logging</artifactId>
+ </exclusion>
+ </exclusions>
+ </dependency>
+ <dependency>
+ <groupId>commons-lang</groupId>
+ <artifactId>commons-lang</artifactId>
+ <version>2.3</version>
+ </dependency>
+ <dependency>
+ <groupId>commons-collections</groupId>
+ <artifactId>commons-collections</artifactId>
+ <version>3.1</version>
+ </dependency>
+ <dependency>
+ <groupId>junit</groupId>
+ <artifactId>junit</artifactId>
+ <version>3.8.1</version>
+ <optional>true</optional>
+ </dependency>
+ <dependency>
+ <groupId>cglib</groupId>
+ <artifactId>cglib-nodep</artifactId>
+ <version>2.1_3</version>
+ </dependency>
+ <dependency>
+ <groupId>asm</groupId>
+ <artifactId>asm</artifactId>
+ <version>2.2.3</version>
+ </dependency>
+ </dependencies>
+</project>
\ No newline at end of file
Added: trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/HibernateRmiProxyFactoryBean.java
===================================================================
--- trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/HibernateRmiProxyFactoryBean.java (rev 0)
+++ trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/HibernateRmiProxyFactoryBean.java 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,54 @@
+package it.openutils.spring.rmibernate.client;
+
+import it.openutils.spring.rmibernate.shared.managers.HibernateLazyService;
+
+import org.aopalliance.intercept.MethodInvocation;
+import org.springframework.remoting.rmi.RmiProxyFactoryBean;
+
+
+/**
+ * ProxyFactoryBean for automatic injection of remote lazy loading proxies
+ * @author mmolaschi
+ * @version $Id: $
+ */
+public class HibernateRmiProxyFactoryBean extends RmiProxyFactoryBean
+{
+
+ /**
+ * Store the hibernate lazy service to be used by remote lazy loading
+ */
+ public static ThreadLocal<HibernateLazyService> hibernateLazyServiceTL = new ThreadLocal<HibernateLazyService>();
+
+ private HibernateLazyService hibernateLazyService;
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public Object invoke(MethodInvocation invocation) throws Throwable
+ {
+ // store the lazy service for this thread
+ if (hibernateLazyService == null)
+ {
+ // if hibernateLazyService is null this means that this service IS hibernateLazyService
+ hibernateLazyServiceTL.set((HibernateLazyService)this.getObject());
+ }
+ else
+ {
+ hibernateLazyServiceTL.set(hibernateLazyService);
+ }
+
+ // proceed with rmi call
+ return super.invoke(invocation);
+ }
+
+ /**
+ * Sets the hibernateLazyService.
+ * @param hibernateLazyService the hibernateLazyService to set
+ */
+ public void setHibernateLazyService(HibernateLazyService hibernateLazyService)
+ {
+ this.hibernateLazyService = hibernateLazyService;
+ }
+
+}
Added: trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/aspects/HibernateLazyLoaderAspect.java
===================================================================
--- trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/aspects/HibernateLazyLoaderAspect.java (rev 0)
+++ trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/aspects/HibernateLazyLoaderAspect.java 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,75 @@
+package it.openutils.spring.rmibernate.client.aspects;
+
+import it.openutils.spring.rmibernate.client.HibernateRmiProxyFactoryBean;
+import it.openutils.spring.rmibernate.client.pagination.Paginator;
+import it.openutils.spring.rmibernate.shared.managers.HibernateLazyService;
+
+import java.io.Serializable;
+
+import net.sf.cglib.proxy.LazyLoader;
+
+
+/**
+ * Aspect that does remote lazy loading on cglib proxy
+ * @author mmolaschi
+ * @version $Id: $
+ */
+public class HibernateLazyLoaderAspect implements LazyLoader, Serializable
+{
+
+ private static ThreadLocal<Paginator> paginator = new ThreadLocal<Paginator>();
+
+ private String className;
+
+ private String fieldName;
+
+ private Serializable id;
+
+ /**
+ * Constructor
+ * @param className parent class name
+ * @param fieldName field to be lazy loaded
+ * @param id id of current entity
+ */
+ public HibernateLazyLoaderAspect(String className, String fieldName, Serializable id)
+ {
+ this.className = className;
+ this.fieldName = fieldName;
+ this.id = id;
+ }
+
+ /**
+ * Set pagination for next calls in current thread
+ * @param from starting row number
+ * @param size max number of rows
+ */
+ public static void setPagination(int from, int size)
+ {
+ paginator.set(new Paginator(from, size));
+ }
+
+ /**
+ * Disable pagination for next calls in current thread
+ */
+ public static void resetPagination()
+ {
+ paginator.set(null);
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public Object loadObject() throws Exception
+ {
+ // Load from remote
+ HibernateLazyService hls = HibernateRmiProxyFactoryBean.hibernateLazyServiceTL.get();
+
+ if (paginator.get() != null)
+ {
+ return hls.invoke(className, fieldName, id, paginator.get().getFrom(), paginator.get().getSize());
+ }
+
+ return hls.invoke(className, fieldName, id);
+ }
+
+}
Added: trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/pagination/Paginator.java
===================================================================
--- trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/pagination/Paginator.java (rev 0)
+++ trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/client/pagination/Paginator.java 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,68 @@
+package it.openutils.spring.rmibernate.client.pagination;
+
+/**
+ * @author mmolaschi
+ * @version $Id: $
+ */
+public class Paginator
+{
+
+ private int from;
+
+ private int size;
+
+ /**
+ *
+ */
+ public Paginator()
+ {
+
+ }
+
+ /**
+ * @param from starting row number
+ * @param size max rows
+ */
+ public Paginator(int from, int size)
+ {
+ this.from = from;
+ this.size = size;
+ }
+
+ /**
+ * Get starting row number
+ * @return starting row number
+ */
+ public int getFrom()
+ {
+ return from;
+ }
+
+ /**
+ * Set starting row number
+ * @param from starting row number
+ */
+ public void setFrom(int from)
+ {
+ this.from = from;
+ }
+
+ /**
+ * Get max number of rows
+ * @return max number of rows
+ */
+ public int getSize()
+ {
+ return size;
+ }
+
+ /**
+ * Set max number of rows
+ * @param size max number of rows
+ */
+ public void setSize(int size)
+ {
+ this.size = size;
+ }
+
+}
Added: trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/HibernateLazyRmiInterceptor.java
===================================================================
--- trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/HibernateLazyRmiInterceptor.java (rev 0)
+++ trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/HibernateLazyRmiInterceptor.java 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,57 @@
+package it.openutils.spring.rmibernate.server.aspects;
+
+import org.aopalliance.intercept.MethodInterceptor;
+import org.aopalliance.intercept.MethodInvocation;
+import org.hibernate.SessionFactory;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+/**
+ * Main server interceptor on rmi calls
+ * @author mmolaschi
+ * @version $Id: $
+ */
+public class HibernateLazyRmiInterceptor implements MethodInterceptor
+{
+
+ /**
+ * log
+ */
+ protected static final Logger logger = LoggerFactory.getLogger(HibernateLazyRmiInterceptor.class);
+
+ private SessionFactory sessionFactory;
+
+ /**
+ * Contructor
+ * @param sessionFactory hibernate session factory
+ */
+ public HibernateLazyRmiInterceptor(SessionFactory sessionFactory)
+ {
+ this.sessionFactory = sessionFactory;
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public Object invoke(MethodInvocation invocation) throws Throwable
+ {
+ try
+ {
+ Object retVal = invocation.proceed();
+
+ // Proxy class for serialization work
+ return SerializationInterceptor.getEnhancedObject(retVal, sessionFactory);
+ }
+ catch (Throwable ex)
+ {
+ if (logger.isInfoEnabled())
+ {
+ logger.info("Processing of " + " remote call resulted in exception: ", ex);
+ }
+
+ throw ex;
+ }
+ }
+
+}
Added: trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/LazyReferenceAspect.java
===================================================================
--- trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/LazyReferenceAspect.java (rev 0)
+++ trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/LazyReferenceAspect.java 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,41 @@
+package it.openutils.spring.rmibernate.server.aspects;
+
+import it.openutils.spring.rmibernate.shared.LazyReference;
+
+import java.lang.reflect.Method;
+
+import net.sf.cglib.proxy.MethodInterceptor;
+import net.sf.cglib.proxy.MethodProxy;
+
+
+/**
+ * Aspect on lazy fields to intercept writeReplace
+ * @author mmolaschi
+ * @version $Id: $
+ */
+public class LazyReferenceAspect implements MethodInterceptor
+{
+
+ private LazyReference lazyReference;
+
+ public LazyReference getLazyReference()
+ {
+ return lazyReference;
+ }
+
+
+ public void setLazyReference(LazyReference lazyReference)
+ {
+ this.lazyReference = lazyReference;
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public Object intercept(Object obj, Method method, Object[] args, MethodProxy proxy) throws Throwable
+ {
+ // TODO Auto-generated method stub
+ return lazyReference;
+ }
+
+}
Added: trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/SerializationInterceptor.java
===================================================================
--- trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/SerializationInterceptor.java (rev 0)
+++ trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/SerializationInterceptor.java 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,292 @@
+package it.openutils.spring.rmibernate.server.aspects;
+
+import it.openutils.spring.rmibernate.server.aspects.util.EntitySerializer;
+import it.openutils.spring.rmibernate.shared.LazyReference;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.lang.reflect.Modifier;
+import java.util.Collection;
+import java.util.Map;
+import java.util.Set;
+
+import net.sf.cglib.proxy.Callback;
+import net.sf.cglib.proxy.CallbackFilter;
+import net.sf.cglib.proxy.Enhancer;
+import net.sf.cglib.proxy.MethodInterceptor;
+import net.sf.cglib.proxy.MethodProxy;
+import net.sf.cglib.proxy.NoOp;
+
+import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections.MapUtils;
+import org.apache.commons.collections.SetUtils;
+import org.apache.commons.collections.Transformer;
+import org.hibernate.EntityMode;
+import org.hibernate.SessionFactory;
+import org.hibernate.collection.PersistentCollection;
+import org.hibernate.proxy.HibernateProxy;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.util.ReflectionUtils;
+
+
+/**
+ * Proxy object with {@link EntitySerializer} and Intercept writeReplace calls
+ * @author mmolaschi
+ * @version $Id: $
+ */
+public class SerializationInterceptor implements MethodInterceptor
+{
+
+ /**
+ * log
+ */
+ private static Logger log = LoggerFactory.getLogger(SerializationInterceptor.class);
+
+ /**
+ * non proxied object
+ */
+ private Object original;
+
+ /**
+ * hibernate sessionfactory
+ */
+ private SessionFactory sessionFactory;
+
+ /**
+ * Constructor
+ * @param o object to be proxied
+ * @param sessionFactory hibernate sessionfactory
+ */
+ private SerializationInterceptor(Object o, SessionFactory sessionFactory)
+ {
+ this.original = o;
+ this.sessionFactory = sessionFactory;
+ }
+
+ /**
+ * Get proxy object intercepting writeReplace calls
+ * @param o object to be proxied
+ * @param sessionFactory hibernate sessionfactory
+ * @return proxied object
+ */
+ public static Object getEnhancedObject(Object o, SessionFactory sessionFactory)
+ {
+ return getEnhancedObject(o, sessionFactory, null);
+ }
+
+ /**
+ * Get proxy object intercepting writeReplace calls
+ * @param o object to be proxied
+ * @param sessionFactory hibernate sessionfactory
+ * @param lazyRef reference to a lazy field
+ * @return proxied object
+ */
+ public static Object getEnhancedObject(Object o, SessionFactory sessionFactory, LazyReference lazyRef)
+ {
+ if (o == null)
+ {
+ return null;
+ }
+
+ // check if there is an empty constructor
+ try
+ {
+ o.getClass().getConstructor(new Class[]{});
+ }
+ catch (NoSuchMethodException ex)
+ {
+ return o;
+ }
+
+ // check if object can be subclassed
+ if (Modifier.isFinal(o.getClass().getModifiers()))
+ {
+ return o;
+ }
+
+ try
+ {
+ // get class
+ Class clazz = o.getClass();
+
+ // if it is an hibernateproxy get superclass
+ if (o instanceof HibernateProxy)
+ {
+ clazz = o.getClass().getSuperclass();
+ if (clazz == null)
+ {
+ clazz = o.getClass().getInterfaces()[0];
+ }
+ }
+
+ Callback callback = null;
+
+ // if this is a lazy field user lazyreferenceaspect
+ if (lazyRef != null)
+ {
+ LazyReferenceAspect lra = new LazyReferenceAspect();
+ lra.setLazyReference(lazyRef);
+ callback = lra;
+ }
+ else
+ {
+ // user default interceptor
+ callback = new SerializationInterceptor(o, sessionFactory);
+ }
+
+ // create proxy to listen on writeReplace method calls
+ return Enhancer.create(clazz, new Class[]{EntitySerializer.class }, new CallbackFilter()
+ {
+
+ public int accept(Method method)
+ {
+ if (method.getName().equals("writeReplace"))
+ {
+ return 0;
+ }
+ else
+ {
+ return 1;
+ }
+ }
+
+ }, new Callback[]{callback, NoOp.INSTANCE });
+ }
+ catch (Throwable t)
+ {
+ log.warn(t.getMessage(), t);
+ return o;
+ }
+ }
+
+ /**
+ *
+ * {@inheritDoc}
+ */
+ @SuppressWarnings("unchecked")
+ public Object intercept(Object obj, Method method, Object[] args, MethodProxy proxy) throws Throwable
+ {
+
+ try
+ {
+ if (original == null)
+ {
+ return null;
+ }
+ else if (original.getClass().isPrimitive())
+ {
+ return original;
+ }
+ else if (original.getClass().isArray())
+ {
+ // replace array entries with proxied ones
+ Object[] array = (Object[]) original;
+ for (int i = 0; i < array.length; i++)
+ {
+ array[i] = SerializationInterceptor.getEnhancedObject(array[i], sessionFactory);
+ }
+ return array;
+ }
+ else if (original instanceof Collection)
+ {
+ // replace collection entries with proxied ones
+ Collection collection = (Collection) original;
+ CollectionUtils.transform(collection, transformer(sessionFactory));
+ return collection;
+ }
+ else if (original instanceof Map)
+ {
+ // replace map entries with proxied ones
+ Map map = (Map) original;
+ MapUtils.transformedMap(map, transformer(sessionFactory), transformer(sessionFactory));
+ return map;
+ }
+ else if (original instanceof Set)
+ {
+ // replace set entries with proxied ones
+ Set set = (Set) original;
+ SetUtils.transformedSet(set, transformer(sessionFactory));
+ return set;
+ }
+ else
+ {
+ // cycle on bean fields
+ ReflectionUtils.doWithFields(original.getClass(), new ReflectionUtils.FieldCallback()
+ {
+ /**
+ *
+ * {@inheritDoc}
+ */
+ public void doWith(Field field) throws IllegalArgumentException, IllegalAccessException
+ {
+ // set field accessible
+ field.setAccessible(true);
+
+ // get original value
+ Object oldValue = field.get(original);
+
+ // get new value
+ Object newValue = null;
+
+ if ((oldValue instanceof HibernateProxy && ((HibernateProxy) oldValue)
+ .getHibernateLazyInitializer()
+ .isUninitialized())
+ || oldValue instanceof PersistentCollection)
+ {
+ // if this field is a hibernate proxy or a persistent collection store reference
+ LazyReference lazyRef = new LazyReference();
+ lazyRef.setFieldClassName(field.getType().getName());
+ lazyRef.setClassName(original.getClass().getName());
+ lazyRef.setFieldName(field.getName());
+ // load id
+ lazyRef.setId(sessionFactory.getClassMetadata(original.getClass()).getIdentifier(original, EntityMode.POJO));
+
+ // get proxy for lazy
+ newValue = SerializationInterceptor.getEnhancedObject(oldValue, sessionFactory, lazyRef);
+ }
+ else
+ {
+ // get default proxy
+ newValue = SerializationInterceptor.getEnhancedObject(oldValue, sessionFactory);
+ }
+
+ // if there is a variation store it
+ if (newValue != oldValue)
+ {
+ field.set(original, newValue);
+ }
+ }
+
+ });
+ }
+
+ return original;
+
+ }
+ catch (Throwable t)
+ {
+ log.error(t.getMessage(), t);
+ return original;
+ }
+ }
+
+ /**
+ * Get transformer for collection, map or set injection of proxied objects
+ * @param factory hibernate session factory
+ * @return transformer
+ */
+ private Transformer transformer(SessionFactory factory)
+ {
+ return new Transformer()
+ {
+
+ public Object transform(Object input)
+ {
+ return SerializationInterceptor.getEnhancedObject(input, sessionFactory);
+ }
+
+ };
+ }
+
+}
Added: trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/util/EntitySerializer.java
===================================================================
--- trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/util/EntitySerializer.java (rev 0)
+++ trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/aspects/util/EntitySerializer.java 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,19 @@
+package it.openutils.spring.rmibernate.server.aspects.util;
+
+import java.io.ObjectStreamException;
+
+/**
+ * Interface for intercepting writeReplace method calls
+ * @author mmolaschi
+ * @version $Id: $
+ */
+public interface EntitySerializer
+{
+ /**
+ * Write alternative object on serialization
+ * @return alternative object
+ * @throws ObjectStreamException error writing
+ */
+ Object writeReplace() throws ObjectStreamException;
+
+}
\ No newline at end of file
Added: trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/exporter/HibernateRmiServiceExporter.java
===================================================================
--- trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/exporter/HibernateRmiServiceExporter.java (rev 0)
+++ trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/exporter/HibernateRmiServiceExporter.java 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,54 @@
+package it.openutils.spring.rmibernate.server.exporter;
+
+import it.openutils.spring.rmibernate.server.aspects.HibernateLazyRmiInterceptor;
+
+import org.hibernate.SessionFactory;
+import org.springframework.aop.framework.ProxyFactory;
+import org.springframework.remoting.rmi.RmiServiceExporter;
+import org.springframework.remoting.support.RemoteInvocationTraceInterceptor;
+import org.springframework.util.ClassUtils;
+
+
+/**
+ * Rmi exporter that checks laziness of bean fields in all object graph
+ * @author mmolaschi
+ * @version $Id: $
+ */
+public class HibernateRmiServiceExporter extends RmiServiceExporter
+{
+
+ /**
+ * hibernate sessionfactory
+ */
+ private SessionFactory sessionFactory;
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ protected Object getProxyForService()
+ {
+ checkService();
+ checkServiceInterface();
+ ProxyFactory proxyFactory = new ProxyFactory();
+ proxyFactory.addInterface(getServiceInterface());
+ if (isRegisterTraceInterceptor())
+ {
+ proxyFactory.addAdvice(new RemoteInvocationTraceInterceptor(getExporterName()));
+ }
+ // add interceptor for lazy work
+ proxyFactory.addAdvice(new HibernateLazyRmiInterceptor(sessionFactory));
+ proxyFactory.setTarget(getService());
+ return proxyFactory.getProxy(ClassUtils.getDefaultClassLoader());
+ }
+
+ /**
+ * Set hibernate session factory
+ * @param sessionFactory hibernate sessionfactory
+ */
+ public void setSessionFactory(SessionFactory sessionFactory)
+ {
+ this.sessionFactory = sessionFactory;
+ }
+
+}
Added: trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/managers/HibernateLazyServiceImpl.java
===================================================================
--- trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/managers/HibernateLazyServiceImpl.java (rev 0)
+++ trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/server/managers/HibernateLazyServiceImpl.java 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,287 @@
+package it.openutils.spring.rmibernate.server.managers;
+
+import it.openutils.spring.rmibernate.shared.managers.HibernateLazyService;
+
+import java.io.Serializable;
+import java.rmi.RemoteException;
+import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.SortedMap;
+import java.util.SortedSet;
+import java.util.TreeMap;
+import java.util.TreeSet;
+
+import org.apache.commons.beanutils.PropertyUtils;
+import org.apache.commons.lang.StringUtils;
+import org.hibernate.Hibernate;
+import org.hibernate.HibernateException;
+import org.hibernate.Query;
+import org.hibernate.Session;
+import org.hibernate.SessionFactory;
+import org.hibernate.collection.PersistentCollection;
+import org.hibernate.collection.PersistentSortedMap;
+import org.hibernate.collection.PersistentSortedSet;
+import org.hibernate.proxy.HibernateProxy;
+import org.springframework.orm.hibernate3.HibernateCallback;
+import org.springframework.orm.hibernate3.HibernateTemplate;
+
+
+/**
+ * Server side implementation of remote lazy loading calls
+ * @author mmolaschi
+ * @version $Id: $
+ */
+public class HibernateLazyServiceImpl implements HibernateLazyService
+{
+
+ /**
+ * hibernate sessionfactory
+ */
+ private SessionFactory sessionFactory;
+
+ /**
+ * {@inheritDoc}
+ */
+ @SuppressWarnings("unchecked")
+ public Object invoke(final String className, final String methodName, final Serializable id) throws RemoteException
+ {
+ try
+ {
+ HibernateTemplate ht = new HibernateTemplate(sessionFactory);
+ return ht.execute(new HibernateCallback()
+ {
+
+ public Object doInHibernate(Session session) throws HibernateException, SQLException
+ {
+ try
+ {
+ Object entity = sessionFactory.getCurrentSession().load(Class.forName(className), id);
+ Object retVal = PropertyUtils.getProperty(entity, methodName);
+ Hibernate.initialize(retVal);
+ return retVal;
+ }
+ catch (Exception ex)
+ {
+ throw new HibernateException(ex);
+ }
+ }
+
+ });
+ }
+ catch (HibernateException ex)
+ {
+ throw new RemoteException(ex.getMessage(), ex);
+ }
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @SuppressWarnings("unchecked")
+ public Object invoke(final String className, final String propertyName, final Serializable id, final int from,
+ final int size) throws RemoteException
+ {
+ try
+ {
+ // get lazy prop
+ final Object lazy = invoke(className, propertyName, id);
+
+ if (lazy == null)
+ {
+ return null;
+ }
+
+ // get class
+ Class fClass = lazy.getClass();
+
+ // if is a single object proxy
+ if (fClass.isAssignableFrom(HibernateProxy.class))
+ {
+ return lazy;
+ }
+ else
+ {
+ // it's a list
+
+ // calculate list size
+ long count = this.count(className, propertyName, id);
+
+ // no row at desired rownum
+ if (from > count)
+ {
+ return null;
+ }
+
+ // the list is already right and can be processed
+ if (from <= 0 && size <= count)
+ {
+ // could be clean and returned
+ if (lazy instanceof List)
+ {
+ return new ArrayList((List) lazy);
+ }
+ if (lazy instanceof SortedSet)
+ {
+ PersistentSortedSet pss = (PersistentSortedSet) lazy;
+ SortedSet ss = new TreeSet(pss.comparator());
+ ss.addAll((Collection) lazy);
+ return ss;
+ }
+ if (lazy instanceof Set)
+ {
+ return new HashSet((Collection) lazy);
+ }
+ if (lazy instanceof SortedMap)
+ {
+ PersistentSortedMap psm = (PersistentSortedMap) lazy;
+ SortedMap sm = new TreeMap(psm.comparator());
+ sm.putAll((Map) lazy);
+ return sm;
+ }
+ if (lazy instanceof Map)
+ {
+ return new HashMap((Map) lazy);
+ }
+
+ // it should never reach this line...
+ return null;
+ }
+ }
+
+ // filter collection
+ HibernateTemplate ht = new HibernateTemplate(sessionFactory);
+ List list = ht.executeFind(new HibernateCallback()
+ {
+
+ public Object doInHibernate(Session session) throws HibernateException, SQLException
+ {
+ Query q = session.createFilter(lazy, "");
+ q.setMaxResults(size);
+ q.setFirstResult(from);
+
+ return q.list();
+ }
+
+ });
+
+ // process list
+ if (list == null || list.size() == 0)
+ {
+ return null;
+ }
+
+ if (fClass.isAssignableFrom(PersistentCollection.class))
+ {
+ if (fClass.isAssignableFrom(List.class))
+ {
+ return list;
+ }
+ if (fClass.isAssignableFrom(SortedSet.class))
+ {
+ PersistentSortedSet pss = (PersistentSortedSet) invoke(className, propertyName, id);
+ SortedSet ss = new TreeSet(pss.comparator());
+ ss.addAll(list);
+ return ss;
+ }
+ if (fClass.isAssignableFrom(Set.class))
+ {
+ return new HashSet(list);
+ }
+ if (fClass.isAssignableFrom(SortedMap.class))
+ {
+ PersistentSortedMap psm = (PersistentSortedMap) invoke(className, propertyName, id);
+ SortedMap sm = new TreeMap(psm.comparator());
+ for (Object o : list)
+ {
+ Object[] array = (Object[]) o;
+ sm.put(array[0], array[1]);
+ }
+ return sm;
+ }
+ if (fClass.isAssignableFrom(Map.class))
+ {
+ Map m = new HashMap();
+ for (Object o : list)
+ {
+ Object[] array = (Object[]) o;
+ m.put(array[0], array[1]);
+ }
+ return m;
+ }
+ }
+
+ // it should never reach this point ?!?!
+ return null;
+ }
+ catch (Exception ex)
+ {
+ throw new RemoteException("Error lazy loading", ex);
+ }
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public long count(final String className, final String propertyName, final Serializable id) throws RemoteException
+ {
+ HibernateTemplate ht = new HibernateTemplate(sessionFactory);
+ return ((Number) ht.execute(new HibernateCallback()
+ {
+
+ public Object doInHibernate(Session session) throws HibernateException, SQLException
+ {
+ StringBuilder query = getBaseQuery(className, propertyName, true);
+ Query q = session.createQuery(query.toString());
+ q.setParameter(0, id);
+
+ return q.uniqueResult();
+ }
+
+ })).longValue();
+ }
+
+ private StringBuilder getBaseQuery(String className, String propertyName, boolean count)
+ {
+ String entityName = StringUtils.substringAfterLast(className, ".");
+
+ String propertyId = sessionFactory.getClassMetadata(className).getIdentifierPropertyName();
+
+ StringBuilder query = new StringBuilder("select ");
+ if (count)
+ {
+ query.append("count(");
+ }
+ query.append("el");
+ if (count)
+ {
+ query.append(")");
+ }
+ query
+ .append(" from ")
+ .append(entityName)
+ .append(" cl inner join cl.")
+ .append(propertyName)
+ .append(" el ")
+ .append(" where cl.")
+ .append(propertyId)
+ .append(" = ?");
+
+ return query;
+ }
+
+ /**
+ * Sets the factory.
+ * @param factory the factory to set
+ */
+ public void setSessionFactory(SessionFactory factory)
+ {
+ this.sessionFactory = factory;
+ }
+
+}
Added: trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/shared/LazyReference.java
===================================================================
--- trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/shared/LazyReference.java (rev 0)
+++ trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/shared/LazyReference.java 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,117 @@
+package it.openutils.spring.rmibernate.shared;
+
+import it.openutils.spring.rmibernate.client.aspects.HibernateLazyLoaderAspect;
+
+import java.io.ObjectStreamException;
+import java.io.Serializable;
+
+import net.sf.cglib.proxy.Enhancer;
+
+
+/**
+ * Store lazy reference
+ * @author mmolaschi
+ * @version $Id: $
+ */
+public class LazyReference implements Serializable
+{
+
+ private Serializable id;
+
+ private String fieldName;
+
+ private String className;
+
+ private String fieldClassName;
+
+ /**
+ * default constructor
+ */
+ public LazyReference()
+ {
+
+ }
+
+ /**
+ * Constructor
+ * @param className className
+ * @param fieldName fieldName
+ * @param fieldClassName fieldClassName
+ * @param id id of current entity
+ */
+ public LazyReference(String className, String fieldName, String fieldClassName, Serializable id)
+ {
+ this.className = className;
+ this.fieldName = fieldName;
+ this.fieldClassName = fieldClassName;
+ this.id = id;
+ }
+
+ /**
+ * Called on deserialization, creates proxy for remote lazy loading
+ * @return proxy for remote lazy loading
+ * @throws ObjectStreamException exception reading
+ * @throws ClassNotFoundException class not found
+ */
+ @SuppressWarnings("unchecked")
+ Object readResolve() throws ObjectStreamException, ClassNotFoundException
+ {
+ // get proxy superclass
+ Class superclass = Class.forName(fieldClassName);
+ Class[] interfaces = null;
+ // if superclass is an interface add it to interfaces
+ if (superclass.isInterface())
+ {
+ interfaces = new Class[]{superclass};
+ }
+ // return proxy
+ return Enhancer.create(
+ superclass,
+ interfaces,
+ new HibernateLazyLoaderAspect(className, fieldName, id));
+
+ }
+
+ public String getClassName()
+ {
+ return className;
+ }
+
+ public void setClassName(String className)
+ {
+ this.className = className;
+ }
+
+ public Serializable getId()
+ {
+ return id;
+ }
+
+ public void setId(Serializable id)
+ {
+ this.id = id;
+ }
+
+ public String getFieldName()
+ {
+ return fieldName;
+ }
+
+ public void setFieldName(String fieldName)
+ {
+ this.fieldName = fieldName;
+ }
+
+
+ public String getFieldClassName()
+ {
+ return fieldClassName;
+ }
+
+
+ public void setFieldClassName(String fieldClassName)
+ {
+ this.fieldClassName = fieldClassName;
+ }
+
+}
Added: trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/shared/managers/HibernateLazyService.java
===================================================================
--- trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/shared/managers/HibernateLazyService.java (rev 0)
+++ trunk/openutils-spring-rmibernate/src/main/java/it/openutils/spring/rmibernate/shared/managers/HibernateLazyService.java 2007-10-16 11:00:26 UTC (rev 466)
@@ -0,0 +1,45 @@
+package it.openutils.spring.rmibernate.shared.managers;
+
+import java.io.Serializable;
+import java.rmi.RemoteException;
+
+
+/**
+ * Interface for server-side remote lazy loading calls
+ * @author mmolaschi
+ * @version $Id: $
+ */
+public interface HibernateLazyService
+{
+ /**
+ * Invoke remote lazy loading
+ * @param className name of parent class
+ * @param propertyName name of property to load
+ * @param id current entity id
+ * @return loaded object / collection
+ * @throws RemoteException error
+ */
+ Object invoke(String className, String propertyName, Serializable id) throws RemoteException;
+
+ /**
+ * Invoke remote lazy loading
+ * @param className name of parent class
+ * @param propertyName name of property to load
+ * @param id current entity id
+ * @param from starting row number
+ * @param size max rows to return
+ * @return loaded object / collection
+ * @throws RemoteException error
+ */
+ Object invoke(String className, String propertyName, Serializable id, int from, int size) throws RemoteException;
+
+ /**
+ * Get collection size
+ * @param className name of parent class
+ * @param propertyName name of property to load
+ * @param id current entity id
+ * @return loaded object / collection
+ * @throws RemoteException error
+ */
+ long count(String className, String propertyName, Serializable id) throws RemoteException;
+}
Modified: trunk/pom.xml
===================================================================
--- trunk/pom.xml 2007-10-11 22:39:15 UTC (rev 465)
+++ trunk/pom.xml 2007-10-16 11:00:26 UTC (rev 466)
@@ -214,5 +214,6 @@
<module>openutils-hibernate-security</module>
<module>openutils-mgnlspring</module>
<module>openutils-mgnlstripes</module>
+ <module>openutils-spring-rmibernate</module>
</modules>
</project>
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