[jboss-cvs] JBossAS SVN: r92787 - in projects/jboss-cl/branches/Branch_2_0: classloading/src/main/java/org/jboss/classloading/spi/dependency and 2 other directories.

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Tue Aug 25 07:40:38 EDT 2009


Author: thomas.diesler at jboss.com
Date: 2009-08-25 07:40:38 -0400 (Tue, 25 Aug 2009)
New Revision: 92787

Added:
   projects/jboss-cl/branches/Branch_2_0/classloading/src/test/java/org/jboss/test/classloading/dependency/test/SelfImportPackageDependencyUnitTestCase.java
Modified:
   projects/jboss-cl/branches/Branch_2_0/classloading/src/main/java/org/jboss/classloading/spi/dependency/RequirementDependencyItem.java
   projects/jboss-cl/branches/Branch_2_0/classloading/src/main/java/org/jboss/classloading/spi/dependency/policy/ClassLoaderPolicyModule.java
   projects/jboss-cl/branches/Branch_2_0/pom.xml
Log:
[JBCL-24] Circular and self dependencies
Add basic coverage for self dependencies

Modified: projects/jboss-cl/branches/Branch_2_0/classloading/src/main/java/org/jboss/classloading/spi/dependency/RequirementDependencyItem.java
===================================================================
--- projects/jboss-cl/branches/Branch_2_0/classloading/src/main/java/org/jboss/classloading/spi/dependency/RequirementDependencyItem.java	2009-08-25 11:22:09 UTC (rev 92786)
+++ projects/jboss-cl/branches/Branch_2_0/classloading/src/main/java/org/jboss/classloading/spi/dependency/RequirementDependencyItem.java	2009-08-25 11:40:38 UTC (rev 92787)
@@ -91,19 +91,31 @@
       Module module = getModule().resolveModule(this, true);
       if (module != null)
       {
-         Object iDependOn = module.getContextName();
-         ControllerContext context = controller.getContext(iDependOn, getDependentState());
-         if (context != null)
+         // self dependency
+         if (module == this.module)
          {
+            Object iDependOn = module.getContextName();
+            ControllerContext context = controller.getContext(iDependOn, null);
             setIDependOn(context.getName());
             addDependsOnMe(controller, context);
             setResolved(true);
-            if (module.getClassLoadingSpace() == null)
-               log.warn(getModule() + " resolved " + getRequirement() + " to " + module + " which has import-all=true. Cannot check its consistency.");
          }
          else
          {
-            setResolved(false);
+            Object iDependOn = module.getContextName();
+            ControllerContext context = controller.getContext(iDependOn, getDependentState());
+            if (context != null)
+            {
+               setIDependOn(context.getName());
+               addDependsOnMe(controller, context);
+               setResolved(true);
+               if (module.getClassLoadingSpace() == null)
+                  log.warn(getModule() + " resolved " + getRequirement() + " to " + module + " which has import-all=true. Cannot check its consistency.");
+            }
+            else
+            {
+               setResolved(false);
+            }
          }
       }
       else

Modified: projects/jboss-cl/branches/Branch_2_0/classloading/src/main/java/org/jboss/classloading/spi/dependency/policy/ClassLoaderPolicyModule.java
===================================================================
--- projects/jboss-cl/branches/Branch_2_0/classloading/src/main/java/org/jboss/classloading/spi/dependency/policy/ClassLoaderPolicyModule.java	2009-08-25 11:22:09 UTC (rev 92786)
+++ projects/jboss-cl/branches/Branch_2_0/classloading/src/main/java/org/jboss/classloading/spi/dependency/policy/ClassLoaderPolicyModule.java	2009-08-25 11:40:38 UTC (rev 92787)
@@ -27,6 +27,7 @@
 
 import org.jboss.classloader.plugins.loader.ClassLoaderToLoaderAdapter;
 import org.jboss.classloader.spi.ClassLoaderPolicy;
+import org.jboss.classloader.spi.ClassLoaderPolicyFactory;
 import org.jboss.classloader.spi.ClassLoaderSystem;
 import org.jboss.classloader.spi.DelegateLoader;
 import org.jboss.classloader.spi.Loader;
@@ -235,7 +236,24 @@
    @Override
    public DelegateLoader getDelegateLoader(Module requiringModule, Requirement requirement)
    {
-      return getPolicy().getExported();
+      // self dependency
+      if (this == requiringModule)
+      {
+         ClassLoaderPolicyFactory clpf = new ClassLoaderPolicyFactory()
+         {
+            public ClassLoaderPolicy createClassLoaderPolicy()
+            {
+               if (policy == null)
+                  throw new IllegalStateException("ClassLoaderPolicy not available");
+               return policy;
+            }
+         };
+         return new DelegateLoader(clpf);
+      }
+      else
+      {
+         return getPolicy().getExported();
+      }
    }
 
    @Override

Added: projects/jboss-cl/branches/Branch_2_0/classloading/src/test/java/org/jboss/test/classloading/dependency/test/SelfImportPackageDependencyUnitTestCase.java
===================================================================
--- projects/jboss-cl/branches/Branch_2_0/classloading/src/test/java/org/jboss/test/classloading/dependency/test/SelfImportPackageDependencyUnitTestCase.java	                        (rev 0)
+++ projects/jboss-cl/branches/Branch_2_0/classloading/src/test/java/org/jboss/test/classloading/dependency/test/SelfImportPackageDependencyUnitTestCase.java	2009-08-25 11:40:38 UTC (rev 92787)
@@ -0,0 +1,70 @@
+/*
+ * JBoss, Home of Professional Open Source.
+ * Copyright 2008, Red Hat Middleware LLC, and individual contributors
+ * as indicated by the @author tags. See the copyright.txt file in the
+ * distribution for a full listing of individual contributors.
+ *
+ * This is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this software; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
+ */
+package org.jboss.test.classloading.dependency.test;
+
+import junit.framework.Test;
+
+import org.jboss.classloading.spi.dependency.policy.mock.MockClassLoadingMetaData;
+import org.jboss.classloading.spi.metadata.ClassLoadingMetaDataFactory;
+import org.jboss.kernel.spi.dependency.KernelControllerContext;
+import org.jboss.test.classloading.dependency.support.a.A;
+
+/**
+ * Test a module that imports and exports the same package.
+ * 
+ * @author Thomas.Diesler at jboss.com
+ * @version $Revision: 1.1 $
+ */
+public class SelfImportPackageDependencyUnitTestCase extends AbstractMockClassLoaderUnitTest
+{
+   public static Test suite()
+   {
+      return suite(SelfImportPackageDependencyUnitTestCase.class);
+   }
+
+   public SelfImportPackageDependencyUnitTestCase(String name)
+   {
+      super(name);
+   }
+   
+   public void testImportPackageNoVersionCheck() throws Exception
+   {
+      MockClassLoadingMetaData a = new MockClassLoadingMetaData("a");
+      ClassLoadingMetaDataFactory factory = ClassLoadingMetaDataFactory.getInstance();
+      a.getCapabilities().addCapability(factory.createModule("ModuleA"));
+      a.getCapabilities().addCapability(factory.createPackage(A.class.getPackage().getName()));
+      a.getRequirements().addRequirement(factory.createRequirePackage(A.class.getPackage().getName()));
+      a.setPathsAndPackageNames(A.class);
+      
+      KernelControllerContext contextA = install(a);
+      try
+      {
+         ClassLoader clA = assertClassLoader(contextA);
+         assertLoadClass(A.class, clA);
+      }
+      finally
+      {
+         uninstall(contextA);
+      }
+      assertNoClassLoader(contextA);
+   }
+}

Modified: projects/jboss-cl/branches/Branch_2_0/pom.xml
===================================================================
--- projects/jboss-cl/branches/Branch_2_0/pom.xml	2009-08-25 11:22:09 UTC (rev 92786)
+++ projects/jboss-cl/branches/Branch_2_0/pom.xml	2009-08-25 11:40:38 UTC (rev 92787)
@@ -1,19 +1,21 @@
 <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>org.jboss</groupId>
     <artifactId>jboss-parent</artifactId>
     <version>4</version>
   </parent>
+  
   <groupId>org.jboss.cl</groupId>
   <artifactId>jboss-cl</artifactId>
   <version>2.0.7-SNAPSHOT</version>
   <packaging>pom</packaging>
+  
   <name>JBoss ClassLoader Parent POM</name>
+  <description>JBoss ClassLoader</description>
   <url>http://www.jboss.com/products/jbossmc</url>
-  <description>
-    JBoss ClassLoader
-  </description>
+  
   <scm>
     <connection>scm:svn:http://anonsvn.jboss.org/repos/jbossas/projects/jboss-cl/branches/Branch_2_0/</connection>
     <developerConnection>scm:svn:https://svn.jboss.org/repos/jbossas/projects/jboss-cl/branches/Branch_2_0/</developerConnection>
@@ -30,7 +32,7 @@
   <properties>
     <version.jboss.vfs>2.1.2.GA</version.jboss.vfs>
     <version.jboss.man>2.1.1.CR1</version.jboss.man>
-    <version.jboss.microcontainer>2.0.7.GA</version.jboss.microcontainer>
+    <version.jboss.microcontainer>2.0.9-SNAPSHOT</version.jboss.microcontainer>
     <version.jboss.common.core>2.2.14.GA</version.jboss.common.core>
     <version.jboss.logging.spi>2.0.5.GA</version.jboss.logging.spi>
     <version.jboss.classloading.spi>5.1.0.SP1</version.jboss.classloading.spi>




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