// embeddeding implementation of sthg (JPA, JSF) can lead to classloading issues if we don't
// enrich the webapp
// with our integration jars
// typically the class will try to be loaded by the common classloader
// but the interface implemented or the parent class
// will be in the webapp
@Override
public void start() throws LifecycleException {
super.start(); // do it first otherwise we can't use this as classloader
// mainly for tomee-maven-plugin
initAdditionalRepos();
if (additionalRepos != null && !additionalRepos.isEmpty()) {
for (final File f : additionalRepos) {
final DirResourceSet webResourceSet =
new PremptiveDirResourceSet(resources, "/", f.getAbsolutePath(), "/");
resources.addPreResources(webResourceSet);
}
resources.setCachingAllowed(false);
}
// add configurer enrichments
if (configurer != null) {
// add now we removed all we wanted
final URL[] enrichment = configurer.additionalURLs();
for (final URL url : enrichment) {
super.addURL(url);
}
}
// add internal enrichments
for (final URL url : SystemInstance.get().getComponent(WebAppEnricher.class).enrichment(this)) {
super.addURL(url);
}
// WEB-INF/jars.xml
final File war = Contexts.warPath(CONTEXT.get());
final File jarsXml = new File(war, "WEB-INF/" + QuickJarsTxtParser.FILE_NAME);
final ClassLoaderConfigurer configurerTxt = QuickJarsTxtParser.parse(jarsXml);
if (configurerTxt != null) {
configurer = new CompositeClassLoaderConfigurer(configurer, configurerTxt);
}
stopped = false;
}
@Override
public TomEEWebappClassLoader copyWithoutTransformers() {
final TomEEWebappClassLoader result = new TomEEWebappClassLoader(getParent());
result.additionalRepos = additionalRepos;
result.configurer = configurer;
super.copyStateWithoutTransformers(result);
try {
result.start();
} catch (LifecycleException e) {
throw new IllegalStateException(e);
}
return result;
}
public void internalDestroy() {
try {
if (!stopped) {
try {
internalStop();
} catch (final LifecycleException e) {
// no-op
}
}
super.destroy();
} finally {
cleanUpClassLoader();
}
}
public void internalStop() throws LifecycleException {
if (stopped) {
return;
}
// reset classloader because of tomcat classloaderlogmanager
// to be sure we reset the right loggers
final Thread thread = Thread.currentThread();
final ClassLoader loader = thread.getContextClassLoader();
thread.setContextClassLoader(this);
try {
super.stop();
// super.destroy();
if (webResourceRoot != null) {
webResourceRoot.internalStop();
webResourceRoot = null;
}
stopped = true;
} finally {
thread.setContextClassLoader(loader);
if (!forceStopPhase) {
cleanUpClassLoader();
}
}
}
public void addURL(final URL url) {
if (configurer == null || configurer.accept(url)) {
super.addURL(url);
}
}
