public TomEEWebappClassLoader() {
hashCode = construct();
setJavaseClassLoader(getSystemClassLoader());
containerClassLoader = ParentClassLoaderFinder.Helper.get();
isEar =
getParent() != null && !getParent().equals(containerClassLoader) && defaultEarBehavior();
originalDelegate = getDelegate();
}
// mainly intended to avoid conflicts between internal and overrided spec extensions
private boolean isFiltered(final Collection<Extension> extensions, final Extension next) {
final ClassLoader containerLoader = ParentClassLoaderFinder.Helper.get();
final Class<? extends Extension> extClass = next.getClass();
if (extClass.getClassLoader() != containerLoader) {
return false;
}
final String name = extClass.getName();
switch (name) {
case "org.apache.bval.cdi.BValExtension":
for (final Extension e : extensions) {
final String en = e.getClass().getName();
// org.hibernate.validator.internal.cdi.ValidationExtension but allowing few evolutions of
// packages
if (en.startsWith("org.hibernate.validator.") && en.endsWith("ValidationExtension")) {
log.info("Skipping BVal CDI integration cause hibernate was found in the application");
return true;
}
}
break;
case "org.apache.batchee.container.cdi.BatchCDIInjectionExtension": // see
// org.apache.openejb.batchee.BatchEEServiceManager
return "true"
.equals(SystemInstance.get().getProperty("tomee.batchee.cdi.use-extension", "false"));
case "org.apache.commons.jcs.jcache.cdi.MakeJCacheCDIInterceptorFriendly":
final String spi = "META-INF/services/javax.cache.spi.CachingProvider";
try {
final Enumeration<URL> appResources =
Thread.currentThread().getContextClassLoader().getResources(spi);
if (appResources != null && appResources.hasMoreElements()) {
final Collection<URL> containerResources =
Collections.list(containerLoader.getResources(spi));
do {
if (!containerResources.contains(appResources.nextElement())) {
log.info(
"Skipping JCS CDI integration cause another provide was found in the application");
return true;
}
} while (appResources.hasMoreElements());
}
} catch (final Exception e) {
// no-op
}
break;
default:
}
return false;
}
@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 TomEEWebappClassLoader(ParentClassLoaderFinder.Helper.get()) {
@Override
protected void clearReferences() {
// no-op: this test should be reworked to support it but in real life a loader is not
// stopped/started
}
};
loader.init();
final StandardRoot resources = new StandardRoot();
loader.setResources(resources);
resources.setContext(
new StandardContext() {
@Override
public String getDocBase() {
final File file = new File("target/foo");
file.mkdirs();
return file.getAbsolutePath();
}
@Override
public String getMBeanKeyProperties() {
return "foo";
}
{
}
});
resources.start();
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);
}
@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"));
}
loader.internalStop();
server.undeploy(new AssemblerBeforeApplicationDestroyed(info, context));
{
final URLClassLoader afterLoader =
URLClassLoader.class.cast(
SystemInstance.get()
.getComponent(ContainerSystem.class)
.getWebContext("test")
.getClassLoader());
assertSame(loader, afterLoader);
assertNotNull(afterLoader);
assertEquals(0, afterLoader.getURLs().length);
assertEquals(LifecycleState.STOPPED, loader.getState());
}
final StandardRoot resources = new StandardRoot();
loader.setResources(resources);
resources.setContext(
new StandardContext() {
@Override
public String getDocBase() {
final File file = new File("target/foo");
file.mkdirs();
return file.getAbsolutePath();
}
@Override
public String getMBeanKeyProperties() {
return "foo";
}
{
}
});
resources.start();
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();
}
}