/**
* Allow to this bundle/elements to be visible and accessible from the host classpath
*
* @param context
* @throws Exception
*/
protected void publishBundleServices(BundleContext context) throws Exception {
// Classloaders
ClassLoader felixClassLoader = getFelixClassLoader();
ClassLoader contextClassLoader = getContextClassLoader();
// Create a new class loader where we can "combine" our classloaders
CombinedLoader combinedLoader;
if (contextClassLoader instanceof CombinedLoader) {
combinedLoader = (CombinedLoader) contextClassLoader;
combinedLoader.addLoader(felixClassLoader);
} else {
combinedLoader = new CombinedLoader(contextClassLoader);
combinedLoader.addLoader(felixClassLoader);
}
// Force the loading of some classes that may be already loaded on the host classpath but we
// want to override with the ones on this bundle and we specified
String overrideClasses =
activatorUtil.getManifestHeaderValue(context, MANIFEST_HEADER_OVERRIDE_CLASSES);
if (overrideClasses != null && !overrideClasses.isEmpty()) {
String[] forceOverride = overrideClasses.split(",");
if (forceOverride.length > 0) {
try {
// Get the activator class for this OSGI bundle
String activatorClass =
activatorUtil.getManifestHeaderValue(context, MANIFEST_HEADER_BUNDLE_ACTIVATOR);
// Injecting this bundle context code inside the dotCMS context
injectContext(activatorClass);
} catch (Exception e) {
Logger.error(this, "Error injecting context for overriding", e);
throw e;
}
for (String classToOverride : forceOverride) {
try {
/*
Loading the custom implementation will allows to override the one the ClassLoader
already had loaded and use it on this OSGI bundle context
*/
combinedLoader.loadClass(classToOverride.trim());
} catch (Exception e) {
Logger.error(this, "Error overriding class: " + classToOverride, e);
throw e;
}
}
}
}
// Use this new "combined" class loader
Thread.currentThread().setContextClassLoader(combinedLoader);
}
