[jboss-cvs] JBossAS SVN: r64044 - trunk/system-jmx/src/main/org/jboss/system/deployers.

[jboss-cvs-commits at lists.jboss.org]

Author: adrian at jboss.org
Date: 2007-07-13 13:01:04 -0400 (Fri, 13 Jul 2007)
New Revision: 64044

Added:
   trunk/system-jmx/src/main/org/jboss/system/deployers/HackClassloaderMetaDataDeployer.java
Log:
JBMICROCONT-182] - Integrate new classloader into JBoss Head - Currently disabled

Added: trunk/system-jmx/src/main/org/jboss/system/deployers/HackClassloaderMetaDataDeployer.java
===================================================================
--- trunk/system-jmx/src/main/org/jboss/system/deployers/HackClassloaderMetaDataDeployer.java	                        (rev 0)
+++ trunk/system-jmx/src/main/org/jboss/system/deployers/HackClassloaderMetaDataDeployer.java	2007-07-13 17:01:04 UTC (rev 64044)
@@ -0,0 +1,117 @@
+/*
+* JBoss, Home of Professional Open Source
+* Copyright 2006, JBoss Inc., and individual contributors as indicated
+* by the @authors tag. See the copyright.txt 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.system.deployers;
+
+import java.io.ByteArrayInputStream;
+import java.util.Properties;
+
+import javax.management.ObjectName;
+
+import org.jboss.deployers.plugins.classloading.ClassLoading;
+import org.jboss.deployers.spi.DeploymentException;
+import org.jboss.deployers.spi.deployer.DeploymentStages;
+import org.jboss.deployers.spi.deployer.helpers.AbstractRealDeployer;
+import org.jboss.deployers.structure.spi.DeploymentUnit;
+import org.jboss.deployers.structure.spi.classloading.ClassLoaderMetaData;
+import org.jboss.mx.loading.LoaderRepositoryFactory.LoaderRepositoryConfig;
+import org.jboss.system.metadata.ServiceDeployment;
+
+/**
+ * Hacky deployer to create ClassLoaderMetaData and Module from real
+ * 
+ * This deployer is responsible for creating classloaders for services of
+ * type {@link ServiceDeployment}.
+ * 
+ * @author <a href="adrian at jboss.com">Adrian Brock</a>
+ * @version $Revision: 1.1 $
+ */
+public class HackClassloaderMetaDataDeployer extends AbstractRealDeployer
+{
+   private ClassLoading classLoading;
+   
+   public ClassLoading getClassLoading()
+   {
+      return classLoading;
+   }
+
+   public void setClassLoading(ClassLoading classLoading)
+   {
+      this.classLoading = classLoading;
+   }
+
+   public HackClassloaderMetaDataDeployer()
+   {
+      setStage(DeploymentStages.DESCRIBE);
+   }
+
+   public void deploy(DeploymentUnit unit) throws DeploymentException
+   {
+      // Check the loader repository config
+      LoaderRepositoryConfig loaderConfig = unit.getAttachment(LoaderRepositoryConfig.class);
+      if (loaderConfig != null)
+      {
+         log.debug("Using loader repository config: " + loaderConfig.repositoryName);
+         ObjectName name = loaderConfig.repositoryName;
+         if (name != null)
+         {
+            String domain = name.getCanonicalName().trim();
+            if (domain.length() != 0)
+            {
+               ClassLoaderMetaData metaData = new ClassLoaderMetaData();
+               metaData.setDomain(domain);
+
+               Properties props = new Properties();
+               String config = loaderConfig.repositoryConfig;
+               try
+               {
+                  if (config != null)
+                  {
+                     ByteArrayInputStream bais = new ByteArrayInputStream(config.getBytes());
+                     props.load(bais);
+                  }
+               }
+               catch (Exception e)
+               {
+                  throw DeploymentException.rethrowAsDeploymentException("Error parsing repository config " + config, e);
+               }
+               String java2ParentDelegation = props.getProperty("java2ParentDelegation");
+               if( java2ParentDelegation == null )
+               {
+                  // Check for previous mis-spelled property name
+                  java2ParentDelegation = props.getProperty("java2ParentDelegaton", "false");
+               }
+               boolean useParentFirst = Boolean.valueOf(java2ParentDelegation).booleanValue();
+               metaData.setJ2seClassLoadingCompliance(useParentFirst);
+               
+               unit.addAttachment(ClassLoaderMetaData.class, metaData);
+            }
+         }
+      }
+
+      classLoading.addDeploymentUnit(unit);
+   }
+
+   public void undeploy(DeploymentUnit unit)
+   {
+      classLoading.removeDeploymentUnit(unit);
+   }
+}