1 /* |
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2 * Copyright (c) 2008, 2009, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
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24 import java.net.*; |
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25 import java.io.IOException; |
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26 import java.util.concurrent.CountDownLatch; |
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27 |
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28 /** |
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29 * A task that attempts to attack the current host. |
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30 */ |
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31 |
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32 public class Attack implements Runnable { |
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33 private final CountDownLatch latch = new CountDownLatch(1); |
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34 private volatile boolean failedDueToSecurityException; |
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35 |
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36 public void Attack() { |
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37 // check class is on boot class path |
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38 if (Attack.class.getClassLoader() != null) |
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39 throw new RuntimeException("Attack class not on boot class path"); |
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40 } |
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41 |
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42 @Override |
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43 public void run() { |
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44 try { |
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45 new Socket("127.0.0.1", 9999).close(); |
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46 throw new RuntimeException("Connected (not expected)"); |
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47 } catch (IOException e) { |
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48 throw new RuntimeException("IOException (not expected)"); |
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49 } catch (SecurityException e) { |
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50 failedDueToSecurityException = true; |
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51 } finally { |
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52 latch.countDown(); |
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53 } |
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54 } |
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55 |
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56 public void waitUntilDone() throws InterruptedException { |
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57 latch.await(); |
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58 } |
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59 |
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60 public boolean failedDueToSecurityException() { |
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61 return failedDueToSecurityException; |
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62 } |
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63 } |
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