aspectj apt

@Override
	public boolean process(Set elements, RoundEnvironment env) {
		System.out.println("processor running");
		for (Element element: env.getElementsAnnotatedWith(Marker.class)) {
			if (element.getKind() == ElementKind.METHOD) {
				// Create an aspect targeting this method!
				String methodName = element.getSimpleName().toString();
				String aspectText = 
						"public aspect Advise_"+methodName+" {\n"+
						"  before(): execution(* "+methodName+"(..)) {\n"+
						"    System.out.println(\""+methodName+" running\");\n"+
						"  }\n"+
						"}\n";
				try {
					FileObject file = filer.createResource(
            StandardLocation.SOURCE_OUTPUT,
            packageElement.getQualifiedName(),
            "Advise_"+methodName + ".aj",
            element);
					file.openWriter().append(aspectText).close();
				} catch (IOException e) {
					e.printStackTrace();
				}
				System.out.println("Generated aspect to advise "+element.getSimpleName());
			}
		}
		return true;
	}