/* * Copyright (c) 2008, 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. * * 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. */ import java.net.*; import java.io.IOException; import java.util.concurrent.CountDownLatch; /** * A task that attempts to attack the current host. */ public class Attack implements Runnable { private final CountDownLatch latch = new CountDownLatch(1); private volatile boolean failedDueToSecurityException; public void Attack() { // check class is on boot class path if (Attack.class.getClassLoader() != null) throw new RuntimeException("Attack class not on boot class path"); } @Override public void run() { try { new Socket("127.0.0.1", 9999).close(); throw new RuntimeException("Connected (not expected)"); } catch (IOException e) { throw new RuntimeException("IOException (not expected)"); } catch (SecurityException e) { failedDueToSecurityException = true; } finally { latch.countDown(); } } public void waitUntilDone() throws InterruptedException { latch.await(); } public boolean failedDueToSecurityException() { return failedDueToSecurityException; } }