1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/share/jaxws_classes/com/sun/tools/internal/xjc/SecureLoader.java Wed Apr 27 01:27:09 2016 +0800 1.3 @@ -0,0 +1,103 @@ 1.4 +/* 1.5 + * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. Oracle designates this 1.11 + * particular file as subject to the "Classpath" exception as provided 1.12 + * by Oracle in the LICENSE file that accompanied this code. 1.13 + * 1.14 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.15 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.16 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.17 + * version 2 for more details (a copy is included in the LICENSE file that 1.18 + * accompanied this code). 1.19 + * 1.20 + * You should have received a copy of the GNU General Public License version 1.21 + * 2 along with this work; if not, write to the Free Software Foundation, 1.22 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.23 + * 1.24 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.25 + * or visit www.oracle.com if you need additional information or have any 1.26 + * questions. 1.27 + */ 1.28 + 1.29 +package com.sun.tools.internal.xjc; 1.30 + 1.31 +/** 1.32 + * Class defined for safe calls of getClassLoader methods of any kind (context/system/class 1.33 + * classloader. This MUST be package private and defined in every package which 1.34 + * uses such invocations. 1.35 + * @author snajper 1.36 + */ 1.37 +class SecureLoader { 1.38 + 1.39 + static ClassLoader getContextClassLoader() { 1.40 + if (System.getSecurityManager() == null) { 1.41 + return Thread.currentThread().getContextClassLoader(); 1.42 + } else { 1.43 + return java.security.AccessController.doPrivileged( 1.44 + new java.security.PrivilegedAction<ClassLoader>() { 1.45 + public ClassLoader run() { 1.46 + return Thread.currentThread().getContextClassLoader(); 1.47 + } 1.48 + }); 1.49 + } 1.50 + } 1.51 + 1.52 + static ClassLoader getClassClassLoader(final Class c) { 1.53 + if (System.getSecurityManager() == null) { 1.54 + return c.getClassLoader(); 1.55 + } else { 1.56 + return java.security.AccessController.doPrivileged( 1.57 + new java.security.PrivilegedAction<ClassLoader>() { 1.58 + public ClassLoader run() { 1.59 + return c.getClassLoader(); 1.60 + } 1.61 + }); 1.62 + } 1.63 + } 1.64 + 1.65 + static ClassLoader getSystemClassLoader() { 1.66 + if (System.getSecurityManager() == null) { 1.67 + return ClassLoader.getSystemClassLoader(); 1.68 + } else { 1.69 + return java.security.AccessController.doPrivileged( 1.70 + new java.security.PrivilegedAction<ClassLoader>() { 1.71 + public ClassLoader run() { 1.72 + return ClassLoader.getSystemClassLoader(); 1.73 + } 1.74 + }); 1.75 + } 1.76 + } 1.77 + 1.78 + static void setContextClassLoader(final ClassLoader cl) { 1.79 + if (System.getSecurityManager() == null) { 1.80 + Thread.currentThread().setContextClassLoader(cl); 1.81 + } else { 1.82 + java.security.AccessController.doPrivileged( 1.83 + new java.security.PrivilegedAction<ClassLoader>() { 1.84 + public ClassLoader run() { 1.85 + Thread.currentThread().setContextClassLoader(cl); 1.86 + return null; 1.87 + } 1.88 + }); 1.89 + } 1.90 + } 1.91 + 1.92 + static ClassLoader getParentClassLoader(final ClassLoader cl) { 1.93 + if (System.getSecurityManager() == null) { 1.94 + return cl.getParent(); 1.95 + } else { 1.96 + return java.security.AccessController.doPrivileged( 1.97 + new java.security.PrivilegedAction<ClassLoader>() { 1.98 + public ClassLoader run() { 1.99 + return cl.getParent(); 1.100 + } 1.101 + }); 1.102 + } 1.103 + } 1.104 + 1.105 + 1.106 +}