151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski/* 251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * Copyright (c) 1998, 2006, Oracle and/or its affiliates. All rights reserved. 351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * This code is free software; you can redistribute it and/or modify it 651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * under the terms of the GNU General Public License version 2 only, as 751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * published by the Free Software Foundation. Oracle designates this 851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * particular file as subject to the "Classpath" exception as provided 951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * by Oracle in the LICENSE file that accompanied this code. 1051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 1151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * This code is distributed in the hope that it will be useful, but WITHOUT 1251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * version 2 for more details (a copy is included in the LICENSE file that 1551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * accompanied this code). 1651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 1751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * You should have received a copy of the GNU General Public License version 1851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 2 along with this work; if not, write to the Free Software Foundation, 1951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 2151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * or visit www.oracle.com if you need additional information or have any 2351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * questions. 2451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski */ 2551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 2651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskipackage sun.security.action; 2751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 2851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski/** 2951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * A convenience class for loading a system library as a privileged action. 3051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 3151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * <p>An instance of this class can be used as the argument of 3251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * <code>AccessController.doPrivileged</code>. 3351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 3451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * <p>The following code attempts to load the system library named 3551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * <code>"lib"</code> as a privileged action: <p> 3651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 3751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * <pre> 3851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * java.security.AccessController.doPrivileged(new LoadLibraryAction("lib")); 3951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * </pre> 4051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 4151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * @author Roland Schemers 4251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * @see java.security.PrivilegedAction 4351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * @see java.security.AccessController 4451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * @since 1.2 4551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski */ 4651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 4751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskipublic class LoadLibraryAction implements java.security.PrivilegedAction<Void> { 4851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski private String theLib; 4951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 5051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski /** 5151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * Constructor that takes the name of the system library that needs to be 5251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * loaded. 5351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 5451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * <p>The manner in which a library name is mapped to the 5551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * actual system library is system dependent. 5651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 5751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * @param theLib the name of the library. 5851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski */ 5951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski public LoadLibraryAction(String theLib) { 6051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski this.theLib = theLib; 6151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski } 6251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 6351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski /** 6451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * Loads the system library whose name was specified in the constructor. 6551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski */ 6651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski public Void run() { 6751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski System.loadLibrary(theLib); 6851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski return null; 6951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski } 7051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski} 71