ClassLoader contextLoader = Thread.currentThread().getContextClassLoader();
pool.appendClassPath(new LoaderClassPath(contextLoader));
Loader loader = new Loader(contextLoader, pool);
loader.delegateLoadingOf("org.apache.tapestry.");
CtClass ctClass = pool.get(componentClassName);
InternalClassTransformation transformation = new InternalClassTransformationImpl(ctClass,
_contextClassLoader, logger, null);