Here you can find the source of getAllSuperClasses(Class> clazz)
public static ArrayList<Class<?>> getAllSuperClasses(Class<?> clazz)
//package com.java2s; /* Copyright 2013 Yamana Laboratory, Waseda University * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License./*from ww w . ja va 2 s.c o m*/ */ import java.util.ArrayList; public class Main { public static ArrayList<Class<?>> getAllSuperClasses(Class<?> clazz) { ArrayList<Class<?>> ret = new ArrayList<>(); _getAllSuperClasses(clazz, ret); return ret; } private static void _getAllSuperClasses(Class<?> clazz, ArrayList<Class<?>> result) { Class<?> superClass = clazz.getSuperclass(); if (superClass != null) { result.add(superClass); _getAllSuperClasses(superClass, result); } } }