Attack.java revision 893:f06f30b29f36
1/* 2 * Copyright 2008-2009 Sun Microsystems, Inc. All Rights Reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 20 * CA 95054 USA or visit www.sun.com if you need additional information or 21 * have any questions. 22 */ 23 24import java.net.*; 25import java.io.IOException; 26import java.util.concurrent.CountDownLatch; 27 28/** 29 * A task that attempts to attack the current host. 30 */ 31 32public class Attack implements Runnable { 33 private final CountDownLatch latch = new CountDownLatch(1); 34 private volatile boolean failedDueToSecurityException; 35 36 public void Attack() { 37 // check class is on boot class path 38 if (Attack.class.getClassLoader() != null) 39 throw new RuntimeException("Attack class not on boot class path"); 40 } 41 42 @Override 43 public void run() { 44 try { 45 new Socket("127.0.0.1", 9999).close(); 46 throw new RuntimeException("Connected (not expected)"); 47 } catch (IOException e) { 48 throw new RuntimeException("IOException (not expected)"); 49 } catch (SecurityException e) { 50 failedDueToSecurityException = true; 51 } finally { 52 latch.countDown(); 53 } 54 } 55 56 public void waitUntilDone() throws InterruptedException { 57 latch.await(); 58 } 59 60 public boolean failedDueToSecurityException() { 61 return failedDueToSecurityException; 62 } 63} 64