| /* |
| * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.security.action; |
| |
| import java.security.Security; |
| |
| /** |
| * A convenience class for retrieving the boolean value of a security property |
| * as a privileged action. |
| * |
| * <p>An instance of this class can be used as the argument of |
| * <code>AccessController.doPrivileged</code>. |
| * |
| * <p>The following code retrieves the boolean value of the security |
| * property named <code>"prop"</code> as a privileged action: <p> |
| * |
| * <pre> |
| * boolean b = java.security.AccessController.doPrivileged |
| * (new GetBooleanSecurityPropertyAction("prop")).booleanValue(); |
| * </pre> |
| * |
| */ |
| public class GetBooleanSecurityPropertyAction |
| implements java.security.PrivilegedAction<Boolean> { |
| private String theProp; |
| |
| /** |
| * Constructor that takes the name of the security property whose boolean |
| * value needs to be determined. |
| * |
| * @param theProp the name of the security property |
| */ |
| public GetBooleanSecurityPropertyAction(String theProp) { |
| this.theProp = theProp; |
| } |
| |
| /** |
| * Determines the boolean value of the security property whose name was |
| * specified in the constructor. |
| * |
| * @return the <code>Boolean</code> value of the security property. |
| */ |
| public Boolean run() { |
| boolean b = false; |
| try { |
| String value = Security.getProperty(theProp); |
| b = (value != null) && value.equalsIgnoreCase("true"); |
| } catch (NullPointerException e) {} |
| return b; |
| } |
| } |