/*
* 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 test.implementation.loading;
import java.net.URL;
import javax.management.MBeanException;
import javax.management.MBeanServer;
import javax.management.MBeanServerFactory;
import javax.management.ObjectName;
import javax.management.ReflectionException;
import javax.management.loading.DefaultLoaderRepository;
import javax.management.loading.MLet;
import junit.framework.TestCase;
import org.jboss.mx.loading.LoaderRepository;
import org.jboss.mx.loading.RepositoryClassLoader;
import org.jboss.mx.server.ServerConstants;
import org.jboss.mx.util.AgentID;
public class LoaderRepositoryTEST extends TestCase implements ServerConstants
{
public LoaderRepositoryTEST(String s)
{
super(s);
}
public void testRemoveDuplicateURL() throws Exception
{
// NOTE:
// the urls used here are relative to the location of the build.xml
final URL url = new URL("file:./output/etc/test/implementation/loading/MyMBeans.jar");
// Retrieve the loader repository
MBeanServer server = MBeanServerFactory.createMBeanServer();
LoaderRepository lr = (LoaderRepository)server.getClassLoaderRepository();
// Should not be able to load the class
try
{
lr.loadClass("test.implementation.loading.support.Trivial");
fail("test.implementation.loading.support.Trivial is already visible");
}
catch (ClassNotFoundException expected) {}
// Add the URL to the repository twice
RepositoryClassLoader ucl1 = lr.newClassLoader(url, true);
RepositoryClassLoader ucl2 = lr.newClassLoader(url, true);
// Should be able to load the class
lr.loadClass("test.implementation.loading.support.Trivial");
// Remove one
ucl1.unregister();
// Should still be able to load the class
lr.loadClass("test.implementation.loading.support.Trivial");
// Remove the other
ucl2.unregister();
}
public void testClassConflictBetweenMLets() throws Exception
{
// NOTE:
// the urls used here are relative to the location of the build.xml
// make sure the classes are loaded from mlet, not system cl
String[] classes = { "test.implementation.loading.support.Start",
"test.implementation.loading.support.StartMBean",
"test.implementation.loading.support.Target",
"test.implementation.loading.support.TargetMBean",
"test.implementation.loading.support.AClass"
};
for (int i = 0; i < classes.length; ++i)
{
try
{
DefaultLoaderRepository.loadClass(classes[i]);
fail("class " + classes[i] + " was already found in CL repository.");
}
catch (ClassNotFoundException e)
{
// expected
}
}
try
{
MBeanServer server = MBeanServerFactory.createMBeanServer();
MLet mlet1 = new MLet();
MLet mlet2 = new MLet();
ObjectName m1Name = new ObjectName(":name=mlet1");
ObjectName m2Name = new ObjectName(":name=mlet2");
server.registerMBean(mlet1, m1Name);
server.registerMBean(mlet2, m2Name);
server.invoke(m1Name, "getMBeansFromURL",
new Object[] { "file:./output/etc/test/implementation/loading/CCTest1.mlet" },
new String[] { String.class.getName() }
);
server.invoke(m2Name, "getMBeansFromURL",
new Object[] { "file:./output/etc/test/implementation/loading/CCTest2.mlet" },
new String[] { String.class.getName() }
);
server.invoke(new ObjectName(":name=Start"), "startOp",
new Object[] { AgentID.get(server) },
new String[] { String.class.getName() }
);
//fail("Expected to fail due to two different mlet loaders having a class mismatch.");
}
catch (MBeanException e)
{
if (e.getTargetException() instanceof ReflectionException)
{
// expected, argument type mismatch error since the arg of type AClass is
// loaded by diff mlet loader than the target MBean with AClass in its sign.
if (System.getProperty(LOADER_REPOSITORY_CLASS_PROPERTY).equals(UNIFIED_LOADER_REPOSITORY_CLASS))
throw e;
}
else throw e;
}
}
}