public class SearchClasses {
	private final Logger logger = Logger.getLogger(SearchClasses.class);

	public Collection<String> scan() throws IOException {
		ClasspathResolver pathResolver = new StandaloneClasspathResolver();
		final URL webInfClasses = pathResolver.findWebInfClassesLocation();

		AnnotationDB db = createAnnotationDB();
		db.scanArchives(webInfClasses);

		return db.getAnnotationIndex().get(
				javax.persistence.Entity.class.getName());
	}

	private AnnotationDB createAnnotationDB() {
		AnnotationDB db = new AnnotationDB();
		db.setScanClassAnnotations(true);
		db.setScanFieldAnnotations(false);
		db.setScanMethodAnnotations(false);
		db.setScanParameterAnnotations(false);
		return db;
	}
}