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* 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.test.deployers.classloading.test;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.jboss.classloader.plugins.system.DefaultClassLoaderSystem;
import org.jboss.classloader.spi.ClassLoaderDomain;
import org.jboss.classloader.spi.ClassLoaderSystem;
import org.jboss.classloader.spi.ParentPolicy;
import org.jboss.classloading.spi.dependency.ClassLoading;
import org.jboss.classloading.spi.dependency.policy.mock.MockClassLoadingMetaData;
import org.jboss.classloading.spi.metadata.CapabilitiesMetaData;
import org.jboss.classloading.spi.metadata.Capability;
import org.jboss.classloading.spi.metadata.ClassLoadingMetaData;
import org.jboss.classloading.spi.metadata.ClassLoadingMetaDataFactory;
import org.jboss.classloading.spi.metadata.Requirement;
import org.jboss.classloading.spi.metadata.RequirementsMetaData;
import org.jboss.classloading.spi.version.Version;
import org.jboss.classloading.spi.version.VersionRange;
import org.jboss.deployers.client.spi.DeployerClient;
import org.jboss.deployers.plugins.classloading.AbstractClassLoaderDescribeDeployer;
import org.jboss.deployers.spi.attachments.MutableAttachments;
import org.jboss.deployers.spi.attachments.PredeterminedManagedObjectAttachments;
import org.jboss.deployers.spi.deployer.Deployer;
import org.jboss.deployers.structure.spi.DeploymentUnit;
import org.jboss.test.deployers.AbstractDeployerTest;
import org.jboss.test.deployers.classloading.support.MockClassLoaderDescribeDeployer;
import org.jboss.test.deployers.classloading.support.MockLevelClassLoaderSystemDeployer;
/**
* ClassLoaderDependenciesTest.
*
* @author <a href="adrian@jboss.com">Adrian Brock</a>
* @version $Revision: 1.1 $
*/
public abstract class ClassLoaderDependenciesTest extends AbstractDeployerTest
{
private static ClassLoadingMetaDataFactory classLoadingMetaDataFactory = ClassLoadingMetaDataFactory.getInstance();
private ClassLoaderSystem system;
public static final String NameA = "A";
public static final String NameB = "B";
public static final List<String> NONE = Collections.emptyList();
public static final List<String> A = makeList(NameA);
public static final List<String> B = makeList(NameB);
public static final List<String> AB = makeList(NameA, NameB);
public static final List<String> BA = makeList(NameB, NameA);
public static final List<String> BAA = makeList(NameB, NameA, NameA);
public static final List<String> BABA = makeList(NameB, NameA, NameB, NameA);
@SuppressWarnings("unchecked")
protected static <T> List<T> makeList(T... objects)
{
List<T> result = new ArrayList<T>();
for (T object : objects)
result.add(object);
return result;
}
protected AbstractClassLoaderDescribeDeployer deployer1;
protected MockLevelClassLoaderSystemDeployer deployer2;
protected ClassLoaderDependenciesTest(String name)
{
super(name);
}
protected Class<?> assertLoadClass(ClassLoader start, Class<?> reference) throws Exception
{
return assertLoadClass(start, reference, start);
}
protected Class<?> assertLoadClass(ClassLoader start, Class<?> reference, ClassLoader expected) throws Exception
{
Class<?> clazz = start.loadClass(reference.getName());
if (expected != null)
assertEquals(expected, clazz.getClassLoader());
return clazz;
}
protected void assertLoadClassFail(ClassLoader start, Class<?> reference) throws Exception
{
try
{
start.loadClass(reference.getName());
fail("Should not be here!");
}
catch (Exception e)
{
checkThrowable(ClassNotFoundException.class, e);
}
}
protected void assertLoadClassIllegal(ClassLoader start, Class<?> reference) throws Exception
{
try
{
start.loadClass(reference.getName());
fail("Should not be here!");
}
catch (Exception e)
{
checkThrowable(IllegalStateException.class, e);
}
}
protected void assertNoClassLoader(DeploymentUnit unit) throws Exception
{
try
{
unit.getClassLoader();
fail("Should not be here!");
}
catch (Exception e)
{
checkThrowable(IllegalStateException.class, e);
}
}
protected static ClassLoadingMetaData addClassLoadingMetaData(PredeterminedManagedObjectAttachments deployment, String name, Version version, Class<?>... packages)
{
return addClassLoadingMetaData(deployment, name, version, false, packages);
}
protected static ClassLoadingMetaData addClassLoadingMetaData(PredeterminedManagedObjectAttachments deployment, String name, Version version, boolean useVersionOnPackages, Class<?>... packages)
{
ClassLoadingMetaData classLoadingMetaData = createMetaData(deployment, name, version, useVersionOnPackages, packages);
addMetaData(deployment, classLoadingMetaData);
return classLoadingMetaData;
}
protected static ClassLoadingMetaData createMetaData(PredeterminedManagedObjectAttachments deployment, String name, Version version, Class<?>... packages)
{
return createMetaData(deployment, name, version, false, packages);
}
protected static ClassLoadingMetaData createMetaData(PredeterminedManagedObjectAttachments deployment, String name, Version version, boolean useVersionOnPackages, Class<?>... packages)
{
MockClassLoadingMetaData classLoadingMetaData = new MockClassLoadingMetaData(name, version);
classLoadingMetaData.setPaths(packages);
CapabilitiesMetaData capabilities = classLoadingMetaData.getCapabilities();
Capability capability = classLoadingMetaDataFactory.createModule(name, version);
capabilities.addCapability(capability);
if (packages != null)
{
for (Class<?> pkg : packages)
{
if (useVersionOnPackages)
capability = classLoadingMetaDataFactory.createPackage(pkg.getPackage().getName(), version);
else
capability = classLoadingMetaDataFactory.createPackage(pkg.getPackage().getName());
capabilities.addCapability(capability);
}
}
classLoadingMetaData.setCapabilities(capabilities);
return classLoadingMetaData;
}
protected static void addRequireModule(ClassLoadingMetaData classLoadingMetaData, String moduleName, VersionRange versionRange)
{
RequirementsMetaData requirements = classLoadingMetaData.getRequirements();
Requirement requirement = classLoadingMetaDataFactory.createRequireModule(moduleName, versionRange);
requirements.addRequirement(requirement);
}
protected static void addRequirePackage(ClassLoadingMetaData classLoadingMetaData, Class<?> pck, VersionRange versionRange)
{
RequirementsMetaData requirements = classLoadingMetaData.getRequirements();
Requirement requirement = classLoadingMetaDataFactory.createRequirePackage(pck.getPackage().getName(), versionRange);
requirements.addRequirement(requirement);
}
protected static void addMetaData(PredeterminedManagedObjectAttachments attachments, ClassLoadingMetaData md)
{
MutableAttachments mutable = (MutableAttachments) attachments.getPredeterminedManagedObjects();
mutable.addAttachment(ClassLoadingMetaData.class, md);
}
protected ClassLoaderDomain assertDomain(String name) throws Exception
{
ClassLoaderDomain result = system.getDomain(name);
assertNotNull("Expected domain " + name, result);
return result;
}
protected void assertNoDomain(String name) throws Exception
{
assertNull("Did not expect domain " + name, system.getDomain(name));
}
protected DeployerClient getMainDeployer(Deployer... deployers)
{
ClassLoading classLoading = new ClassLoading();
system = new DefaultClassLoaderSystem();
system.getDefaultDomain().setParentPolicy(ParentPolicy.BEFORE_BUT_JAVA_ONLY);
deployer1 = new MockClassLoaderDescribeDeployer();
deployer1.setClassLoading(classLoading);
deployer2 = new MockLevelClassLoaderSystemDeployer();
deployer2.setClassLoading(classLoading);
deployer2.setSystem(system);
if (deployers != null && deployers.length > 0)
{
Deployer[] allDeployers = new Deployer[deployers.length + 2];
allDeployers[0] = deployer1;
allDeployers[1] = deployer2;
System.arraycopy(deployers, 0, allDeployers, 2, deployers.length);
return createMainDeployer(allDeployers);
}
return createMainDeployer(deployer1, deployer2);
}
}