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1 /*
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2 * Copyright 2000 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 package sun.jvm.hotspot.debugger.win32;
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26
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27 import java.util.*;
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28 import sun.jvm.hotspot.debugger.*;
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29
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30 /** Tests to see whether we can find the "Hello, World" string in a
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31 target process */
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32
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33 public class TestHelloWorld {
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34 private static void usage() {
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35 System.out.println("usage: java TestHelloWorld [pid]");
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36 System.out.println("pid must be the process ID of the HelloWorldDLL programs");
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37 System.exit(1);
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38 }
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39
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40 public static void main(String[] args) {
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41 try {
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42 if (args.length != 1) {
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43 usage();
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44 }
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45
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46 int pid = 0;
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47 try {
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48 pid = Integer.parseInt(args[0]);
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49 }
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50 catch (NumberFormatException e) {
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51 usage();
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52 }
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53
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54 JVMDebugger debugger = new Win32DebuggerLocal(new MachineDescriptionIntelX86(), true);
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55 System.err.println("Trying to attach...");
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56 debugger.attach(pid);
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57 System.err.println("Attach succeeded.");
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58 Address addr = debugger.lookup("helloworld.dll", "helloWorldString");
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59 System.err.println("helloWorldString address = " + addr);
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60 System.err.println("Trying to detach...");
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61 if (!debugger.detach()) {
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62 System.err.println("ERROR: detach failed.");
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63 System.exit(0);
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64 }
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65 System.err.println("Detach succeeded.");
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66 } catch (Exception e) {
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67 e.printStackTrace();
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68 }
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69 }
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70 }
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