/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.tomee.jaxrs;
import org.apache.catalina.LifecycleException;
import org.apache.openejb.AppContext;
import org.apache.openejb.BeanContext;
import org.apache.openejb.assembler.classic.AppInfo;
import org.apache.openejb.assembler.classic.FacilitiesInfo;
import org.apache.openejb.assembler.classic.OpenEjbConfiguration;
import org.apache.openejb.assembler.classic.event.AssemblerAfterApplicationCreated;
import org.apache.openejb.assembler.classic.event.AssemblerBeforeApplicationDestroyed;
import org.apache.openejb.classloader.WebAppEnricher;
import org.apache.openejb.core.CoreContainerSystem;
import org.apache.openejb.core.ParentClassLoaderFinder;
import org.apache.openejb.core.WebContext;
import org.apache.openejb.core.ivm.naming.IvmContext;
import org.apache.openejb.core.ivm.naming.IvmJndiFactory;
import org.apache.openejb.loader.SystemInstance;
import org.apache.openejb.server.cxf.rs.CxfRSService;
import org.apache.openejb.spi.ContainerSystem;
import org.apache.openejb.util.reflection.Reflections;
import org.apache.tomee.catalina.LazyStopWebappClassLoader;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import java.net.URL;
import java.util.Collections;
import java.util.Properties;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
public class ReloadingLoaderTest {
private AppInfo info;
private AppContext context;
private LazyStopWebappClassLoader loader;
@BeforeClass
@AfterClass
public static void resetSystemInstance() {
SystemInstance.reset();
}
@Before
public void initContext() throws LifecycleException {
final OpenEjbConfiguration configuration = new OpenEjbConfiguration();
configuration.facilities = new FacilitiesInfo();
final CoreContainerSystem containerSystem = new CoreContainerSystem(new IvmJndiFactory());
SystemInstance.get().setComponent(OpenEjbConfiguration.class, configuration);
SystemInstance.get().setComponent(ContainerSystem.class, containerSystem);
SystemInstance.get().setComponent(WebAppEnricher.class, new WebAppEnricher() {
@Override
public URL[] enrichment(final ClassLoader webappClassLaoder) {
return new URL[0];
}
});
loader = new LazyStopWebappClassLoader(ParentClassLoaderFinder.Helper.get());
loader.init();
loader.start();
info = new AppInfo();
info.appId = "test";
context = new AppContext(info.appId, SystemInstance.get(), loader, new IvmContext(), new IvmContext(), true);
containerSystem.addAppContext(context);
final WebContext webDeployment = new WebContext(context);
webDeployment.setId(context.getId());
webDeployment.setClassLoader(loader);
containerSystem.addWebContext(webDeployment);
}
@After
public void cleanUp() throws LifecycleException {
loader.stop();
}
@Test
public void tomcatClassLoaderParentShouldntBeNulAfterAStopStartOtherwiseReloadIsBroken() throws Exception {
final CxfRSService server = new CxfRSService();
try {
server.init(new Properties());
server.start();
server.afterApplicationCreated(new AssemblerAfterApplicationCreated(info, context, Collections.<BeanContext>emptyList()));
{
final ClassLoader beforeLoader = SystemInstance.get().getComponent(ContainerSystem.class).getWebContext("test").getClassLoader();
assertSame(loader, beforeLoader);
assertNotNull(beforeLoader);
assertNotNull(Reflections.get(beforeLoader, "parent")); // getParent != parent from WebAppClassLoader
}
loader.internalStop();
server.undeploy(new AssemblerBeforeApplicationDestroyed(info, context));
{
final ClassLoader afterLoader = SystemInstance.get().getComponent(ContainerSystem.class).getWebContext("test").getClassLoader();
assertSame(loader, afterLoader);
assertNotNull(afterLoader);
assertNull(Reflections.get(afterLoader, "parent"));
}
loader.start();
// TomcatWebAppBuilder ill catch start event from StandardContext and force a classloader
Reflections.set(loader, "parent", ParentClassLoaderFinder.Helper.get());
server.afterApplicationCreated(new AssemblerAfterApplicationCreated(info, context, Collections.<BeanContext>emptyList()));
{
final ClassLoader afterLoader = SystemInstance.get().getComponent(ContainerSystem.class).getWebContext("test").getClassLoader();
assertSame(loader, afterLoader);
assertNotNull(afterLoader);
assertNotNull(Reflections.get(afterLoader, "parent"));
}
server.undeploy(new AssemblerBeforeApplicationDestroyed(info, context));
} finally {
server.stop();
}
}
}