Here you can find the source of getResource(String name, Class> caller)
public static URL getResource(String name, Class<?> caller)
//package com.java2s; /*/*from www . j a v a2 s.c o m*/ * Copyright 2001-2010 The Apache Software Foundation. * * 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. * */ import java.net.URL; public class Main { public static URL getResource(String name, Class<?> caller) { ClassLoader threadClassLoader = Thread.currentThread() .getContextClassLoader(); if (threadClassLoader != null) { URL url = threadClassLoader.getResource(name); if (url != null) return url; } ClassLoader callerClassLoader = caller.getClassLoader(); return callerClassLoader.getResource(name); } }