| /******************************************************************************* |
| * Copyright (c) 2003, 2005 IBM Corporation. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.equinox.device; |
| |
| import java.security.*; |
| |
| /** |
| * Utility class to execute common privileged code. |
| */ |
| public class SecureAction { |
| // make sure we use the correct controlContext; |
| private AccessControlContext controlContext; |
| |
| /** |
| * Constructs a new SecureAction object. The constructed SecureAction object |
| * uses the caller's AccessControlContext to perform security checks |
| */ |
| public SecureAction() { |
| // save the control context to be used. |
| this.controlContext = AccessController.getContext(); |
| } |
| |
| /** |
| * Creates a new Thread from a Runnable. Same as calling |
| * new Thread(target,name). |
| * @param target the Runnable to create the Thread from. |
| * @param name The name of the Thread. |
| * @return The new Thread |
| */ |
| public Thread createThread(final Runnable target, final String name) { |
| if (System.getSecurityManager() == null) |
| return new Thread(target, name); |
| return (Thread) AccessController.doPrivileged(new PrivilegedAction() { |
| public Object run() { |
| return new Thread(target, name); |
| } |
| }, controlContext); |
| } |
| |
| |
| } |