001/* 002 * (C) Copyright 2018 Nuxeo (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * pierre 018 */ 019package org.nuxeo.runtime.test; 020 021import java.io.IOException; 022import java.net.URL; 023import java.util.Enumeration; 024 025/** 026 * Helper class to acess a resource by name within the current classloader 027 * 028 * @since 10.2 029 */ 030public class ResourceHelper { 031 032 public static URL getResource(String name) { 033 ClassLoader loader = Thread.currentThread().getContextClassLoader(); 034 String callerName = Thread.currentThread().getStackTrace()[2].getClassName(); 035 String relativePath = callerName.replace('.', '/').concat(".class"); 036 String fullPath = loader.getResource(relativePath).getPath(); 037 String basePath = fullPath.substring(0, fullPath.indexOf(relativePath)); 038 try { 039 Enumeration<URL> resources = loader.getResources(name); 040 while (resources.hasMoreElements()) { 041 URL resource = resources.nextElement(); 042 if (resource.getPath().startsWith(basePath)) { 043 return resource; 044 } 045 } 046 } catch (IOException e) { 047 return null; 048 } 049 return loader.getResource(name); 050 } 051 052}