/*
* JBoss, Home of Professional Open Source.
* Copyright 2007, 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.classloader.old.test;
import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
import junit.framework.Test;
import org.jboss.classloader.spi.ClassLoaderSystem;
import org.jboss.classloader.test.support.MockClassLoaderPolicy;
import org.jboss.test.classloader.AbstractClassLoaderTestWithSecurity;
import org.jboss.test.classloader.old.support.Base;
import org.jboss.test.classloader.old.support.Class0;
import org.jboss.test.classloader.old.support.Class1;
import org.jboss.test.classloader.old.support.Class2;
import org.jboss.test.classloader.old.support.Derived;
import org.jboss.test.classloader.old.support.LoginInfo;
import org.jboss.test.classloader.old.support.Support;
import org.jboss.test.classloader.old.support.UserOfBase;
import org.jboss.test.classloader.old.support.UserOfLoginInfo;
import org.jboss.test.classloader.old.support.UserOfUsrMgr;
import org.jboss.test.classloader.old.support.UsrMgr;
/**
* CircularLoadUnitTestCase.
*
* @author <a href="adrian@jboss.com">Adrian Brock</a>
* @author Simone.Bordet@hp.com
* @author Scott.Stark@jboss.org
* @version $Revision: 1.1 $
*/
public class CircularLoadUnitTestCase extends AbstractClassLoaderTestWithSecurity
{
public CircularLoadUnitTestCase(String name)
{
super(name);
}
public static Test suite()
{
return suite(CircularLoadUnitTestCase.class);
}
public void testLinkageError() throws Exception
{
ClassLoaderSystem system = createClassLoaderSystemWithModifiedBootstrap();
MockClassLoaderPolicy le0 = createMockClassLoaderPolicy("le0");
le0.setPathsAndPackageNames(Base.class);
le0.setImportAll(true);
le0.setIncluded(Base.class, UserOfBase.class);
ClassLoader cl0 = system.registerClassLoaderPolicy(le0);
MockClassLoaderPolicy le1 = createMockClassLoaderPolicy("le1");
le1.setPathsAndPackageNames(Base.class);
le1.setImportAll(true);
le1.setIncluded(Base.class, Support.class);
ClassLoader cl1 = system.registerClassLoaderPolicy(le1);
MockClassLoaderPolicy all = createMockClassLoaderPolicy("all");
all.setPackageNames(Base.class);
all.setImportAll(true);
ClassLoader cl2 = system.registerClassLoaderPolicy(all);
try
{
// Load Base
assertLoadClass(Base.class, cl2, cl0);
// Load and create an instance of the UserOfBase class
Class<?> userOfBaseClass = assertLoadClass(UserOfBase.class, cl0);
Constructor<?> ctor0 = userOfBaseClass.getConstructor((Class[]) null);
Object userOfBase = ctor0.newInstance((Object[]) null);
// Load and create an instance of the Support class
Class<?> supportClass = assertLoadClass(Support.class, cl1);
Constructor<?> ctor1 = supportClass.getConstructor((Class[]) null);
Object support = ctor1.newInstance((Object[]) null);
// Now invoke UserOfBase.testBase(Support)
Class<?>[] sig = { supportClass };
Method testBase = userOfBaseClass.getMethod("testBase", sig);
getLog().info(testBase.toString());
Object[] args = { support };
testBase.invoke(userOfBase, args);
}
catch(Throwable t)
{
failure("Failed", t);
}
}
public void testPackageProtected() throws Exception
{
ClassLoaderSystem system = createClassLoaderSystemWithModifiedBootstrap();
MockClassLoaderPolicy mock = createMockClassLoaderPolicy();
mock.setPathsAndPackageNames(Base.class);
mock.setIncluded(LoginInfo.class, UsrMgr.class, UserOfUsrMgr.class, UserOfLoginInfo.class);
ClassLoader cl = system.registerClassLoaderPolicy(mock);
getLog().info("Begin testPackageProtected");
try
{
// Load and create an instance of the UserOfLoginInfo class
Class<?> c0 = assertLoadClass(UserOfLoginInfo.class, cl);
Class<?>[] ctorsig0 = {String.class, String.class};
Constructor<?> ctor0 = c0.getConstructor(ctorsig0);
Object[] args0 = {"jduke", "theduke"};
ctor0.newInstance(args0);
// Load and create an instance of the UserOfUsrMgr class
Class<?> c1 = assertLoadClass(UserOfUsrMgr.class, cl);
Class<?>[] ctorsig1 = {String.class, String.class};
Constructor<?> ctor1 = c1.getConstructor(ctorsig1);
Object[] args1 = {"jduke", "theduke"};
Object o1 = ctor1.newInstance(args1);
// Now invoke UserOfUsrMgr.changePassword(char[] password)
char[] password = "theduke2".toCharArray();
Class<?>[] sig = {password.getClass()};
Method changePassword = c1.getMethod("changePassword", sig);
getLog().info(changePassword.toString());
Object[] args = {password};
changePassword.invoke(o1, args);
}
catch(Exception e)
{
failure("Failed", e);
}
}
public void testDuplicateClass() throws Exception
{
ClassLoaderSystem system = createClassLoaderSystemWithModifiedBootstrap();
MockClassLoaderPolicy any0 = createMockClassLoaderPolicy("any0");
any0.setPathsAndPackageNames(Support.class);
any0.setImportAll(true);
any0.setIncluded(Base.class, Class0.class, Class2.class);
ClassLoader cl0 = system.registerClassLoaderPolicy(any0);
MockClassLoaderPolicy any1 = createMockClassLoaderPolicy("any1");
any1.setPathsAndPackageNames(Support.class);
any1.setImportAll(true);
any1.setIncluded(Class0.class, Class2.class);
ClassLoader cl1 = system.registerClassLoaderPolicy(any1);
assertLoadClass(Class0.class, cl0);
assertLoadClass(Class2.class, cl1, cl0);
Class<?> base = assertLoadClass(Base.class, cl0);
Method run = base.getMethod("run", (Class[]) null);
run.invoke(null, (Object[]) null);
}
public void testUCLOwner() throws Exception
{
ClassLoaderSystem system = createClassLoaderSystemWithModifiedBootstrap();
MockClassLoaderPolicy j0 = createMockClassLoaderPolicy("j0");
j0.setPathsAndPackageNames(Support.class);
j0.setImportAll(true);
j0.setIncluded(Class0.class);
ClassLoader cl0 = system.registerClassLoaderPolicy(j0);
MockClassLoaderPolicy j1 = createMockClassLoaderPolicy("j1");
j1.setPathsAndPackageNames(Support.class);
j1.setImportAll(true);
j1.setIncluded(Class2.class);
ClassLoader cl1 = system.registerClassLoaderPolicy(j1);
// Request a class that does not exist
LoadThread t0 = new LoadThread(Support.class, cl0, "testUCLOwner.T0", true);
t0.start();
// Join the thread
t0.join(5000);
assertNull("T0 failed as no class should have been found, loadedClass="+t0.loadedClass, t0.loadedClass);
assertNotNull("T0 failed as no class should have been found, loadedClass="+t0.loadedClass, t0.loadError);
checkThrowable(ClassNotFoundException.class, t0.loadError);
LoadThread t1 = new LoadThread(Class2.class, cl1, "testUCLOwner.T1");
t1.start();
// Join the thread
t1.join(5000);
if (t1.loadError != null)
failure("T1 failed to load Class2" , t1.loadError);
assertNotNull("T1 failed to load Class2", t1.loadedClass);
}
public void testMissingSuperClass() throws Exception
{
ClassLoaderSystem system = createClassLoaderSystemWithModifiedBootstrap();
MockClassLoaderPolicy j0 = createMockClassLoaderPolicy("j0");
j0.setPathsAndPackageNames(Support.class);
j0.setImportAll(true);
j0.setIncluded(Class0.class);
ClassLoader cl0 = system.registerClassLoaderPolicy(j0);
MockClassLoaderPolicy j3 = createMockClassLoaderPolicy("j3");
j3.setPathsAndPackageNames(Support.class);
j3.setImportAll(true);
j3.setIncluded(Derived.class);
system.registerClassLoaderPolicy(j3);
LoadThread t0 = new LoadThread(Derived.class, cl0, "testMissingSuperClass.T0");
t0.start();
// Join the thread
t0.join(5000);
assertNull("T0 failed as no class should have been found, loadedClass="+t0.loadedClass, t0.loadedClass);
checkThrowable(NoClassDefFoundError.class, t0.loadError);
}
public void testLoading() throws Exception
{
ClassLoaderSystem system = createClassLoaderSystemWithModifiedBootstrap();
MockClassLoaderPolicy j0 = createMockClassLoaderPolicy("j0");
j0.setPathsAndPackageNames(Support.class);
j0.setImportAll(true);
j0.setIncluded(Class0.class);
ClassLoader cl0 = system.registerClassLoaderPolicy(j0);
MockClassLoaderPolicy j1 = createMockClassLoaderPolicy("j1");
j1.setPathsAndPackageNames(Support.class);
j1.setImportAll(true);
j1.setIncluded(Class1.class);
ClassLoader cl1 = system.registerClassLoaderPolicy(j1);
MockClassLoaderPolicy j2 = createMockClassLoaderPolicy("j2");
j2.setPathsAndPackageNames(Support.class);
j2.setImportAll(true);
j2.setIncluded(Class2.class);
ClassLoader cl2 = system.registerClassLoaderPolicy(j2);
LoadThread t0 = new LoadThread(Class2.class, cl0, cl2, "testLoading.T0");
LoadThread t1 = new LoadThread(Class0.class, cl1, cl0, "testLoading.T1");
LoadThread t2 = new LoadThread(Class1.class, cl2, cl1, "testLoading.T2");
t0.start();
t1.start();
t2.start();
// Join the threads
t0.join();
if (t0.loadError != null)
failure("T0 failed", t0.loadError);
assertNotNull("T0 failed", t0.loadedClass);
t1.join(5000);
if (t1.loadError != null)
failure("T1 failed", t1.loadError);
assertNotNull("T1 failed", t1.loadedClass);
t2.join(5000);
if (t2.loadError != null)
failure("T2 failed", t2.loadError);
assertNotNull("T2 failed", t2.loadedClass);
}
class LoadThread extends Thread
{
String classname;
ClassLoader loader;
ClassLoader expected;
Class<?> loadedClass;
Throwable loadError;
boolean fails;
LoadThread(Class<?> reference, ClassLoader loader, String name)
{
this(reference, loader, loader, name, false);
}
LoadThread(Class<?> reference, ClassLoader loader, String name, boolean fails)
{
this(reference, loader, loader, name, fails);
}
LoadThread(Class<?> reference, ClassLoader loader, ClassLoader expected, String name)
{
this(reference, loader, expected, name, false);
}
LoadThread(Class<?> reference, ClassLoader loader, ClassLoader expected, String name, boolean fails)
{
super(name);
this.classname = reference.getName();
this.loader = loader;
this.expected = expected;
this.fails = fails;
}
public void run()
{
try
{
if (fails)
loader.loadClass(classname);
else
loadedClass = assertLoadClass(classname, loader, expected);
}
catch(Throwable t)
{
loadError = t;
}
}
}
}