Mercurial > jdk8-mips64-public > jaxws / file comparison
comparison: src/share/jaxws_classes/com/sun/xml/internal/bind/util/Which.java
src/share/jaxws_classes/com/sun/xml/internal/bind/util/Which.java
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| 1 /* | |
| 2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. | |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. Oracle designates this | |
| 8 * particular file as subject to the "Classpath" exception as provided | |
| 9 * by Oracle in the LICENSE file that accompanied this code. | |
| 10 * | |
| 11 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 * accompanied this code). | |
| 16 * | |
| 17 * You should have received a copy of the GNU General Public License version | |
| 18 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 * | |
| 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 * or visit www.oracle.com if you need additional information or have any | |
| 23 * questions. | |
| 24 */ | |
| 25 | |
| 26 package com.sun.xml.internal.bind.util; | |
| 27 | |
| 28 import java.net.URL; | |
| 29 | |
| 30 /** | |
| 31 * Finds out where a class file is loaded from. | |
| 32 * | |
| 33 * @author | |
| 34 * Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com) | |
| 35 */ | |
| 36 public class Which { | |
| 37 | |
| 38 public static String which( Class clazz ) { | |
| 39 return which( clazz.getName(), SecureLoader.getClassClassLoader(clazz)); | |
| 40 } | |
| 41 | |
| 42 /** | |
| 43 * Search the specified classloader for the given classname. | |
| 44 * | |
| 45 * @param classname the fully qualified name of the class to search for | |
| 46 * @param loader the classloader to search | |
| 47 * @return the source location of the resource, or null if it wasn't found | |
| 48 */ | |
| 49 public static String which(String classname, ClassLoader loader) { | |
| 50 | |
| 51 String classnameAsResource = classname.replace('.', '/') + ".class"; | |
| 52 | |
| 53 if(loader == null) { | |
| 54 loader = SecureLoader.getSystemClassLoader(); | |
| 55 } | |
| 56 | |
| 57 URL it = loader.getResource(classnameAsResource); | |
| 58 if (it != null) { | |
| 59 return it.toString(); | |
| 60 } else { | |
| 61 return null; | |
| 62 } | |
| 63 } | |
| 64 | |
| 65 } |
