@Override
public synchronized ModuleClassLoader getModuleClassLoader() {
if (moduleClassLoader == null && getBundle().isResolved()) {
ModuleIdentifier identifier = getModuleIdentifier();
try {
ModuleManager moduleManager = getFrameworkState().getModuleManager();
Module module = moduleManager.loadModule(identifier);
moduleClassLoader = module.getClassLoader();
} catch (ModuleLoadException ex) {
throw FrameworkMessages.MESSAGES.illegalStateCannotLoadModule(ex, identifier);
}
}
return moduleClassLoader;
}
@Test
public void testServiceLoaderFails() throws Exception {
// The {@link ModularURLStreamHandlerFactory} follows a pattern similar to this.
SystemBundleState systemBundle = getBundleManager().getSystemBundle();
ModuleManager plugin = getFrameworkState().getModuleManager();
Module frameworkModule = plugin.loadModule(systemBundle.getModuleIdentifier());
assertNotNull("Framework module not null", frameworkModule);
// Test resource access
ModuleClassLoader classLoader = frameworkModule.getClassLoader();
URL resource =
classLoader.getResource("META-INF/services/" + URLStreamHandlerFactory.class.getName());
assertNull("Resource URL null", resource);
// Test ServiceLoader access
Iterator<URLStreamHandlerFactory> iterator =
frameworkModule.loadService(URLStreamHandlerFactory.class).iterator();
assertFalse("No more URLStreamHandlerFactory", iterator.hasNext());
}
private ClassLoader getFrameworkClassLoader() {
ModuleManager moduleManager = getFrameworkState().getModuleManager();
Module module = moduleManager.getFrameworkModule();
return module.getClassLoader();
}