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      1 /*
      2  * Licensed to the Apache Software Foundation (ASF) under one or more
      3  * contributor license agreements.  See the NOTICE file distributed with
      4  * this work for additional information regarding copyright ownership.
      5  * The ASF licenses this file to You under the Apache License, Version 2.0
      6  * (the "License"); you may not use this file except in compliance with
      7  * the License.  You may obtain a copy of the License at
      8  *
      9  *     http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  *  Unless required by applicable law or agreed to in writing, software
     12  *  distributed under the License is distributed on an "AS IS" BASIS,
     13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  *
     15  *  See the License for the specific language governing permissions and
     16  *  limitations under the License.
     17  */
     18 
     19 /**
     20  * @author Anton V. Karnachuk
     21  */
     22 
     23 /**
     24  * Created on 14.02.2005
     25  */
     26 package org.apache.harmony.jpda.tests.jdwp.Method;
     27 
     28 import java.util.Arrays;
     29 
     30 import org.apache.harmony.jpda.tests.framework.jdwp.CommandPacket;
     31 import org.apache.harmony.jpda.tests.framework.jdwp.JDWPCommands;
     32 import org.apache.harmony.jpda.tests.framework.jdwp.Method;
     33 import org.apache.harmony.jpda.tests.framework.jdwp.ReplyPacket;
     34 import org.apache.harmony.jpda.tests.share.JPDADebuggeeSynchronizer;
     35 
     36 
     37 
     38 /**
     39  * JDWP Unit test for Method.Bytecodes command.
     40  */
     41 public class BytecodesTest extends JDWPMethodTestCase {
     42     /**
     43      * This testcase exercises Method.Bytecodes command.
     44      * <BR>It runs MethodDebuggee. Gets methods with ReferenceType.Methods command,
     45      * prints it's bytecodes received with Method.Bytecodes command.
     46      */
     47     public void testBytecodesTest001() {
     48         logWriter.println("testBytecodesTest001 started");
     49 
     50         synchronizer.receiveMessage(JPDADebuggeeSynchronizer.SGNL_READY);
     51 
     52         long classID = getClassIDBySignature("L"+getDebuggeeClassName().replace('.', '/')+";");
     53 
     54         Method[] methodsInfo = debuggeeWrapper.vmMirror.getMethods(classID);
     55         assertFalse("Invalid number of methods", methodsInfo.length == 0);
     56 
     57         for (int i = 0; i < methodsInfo.length; i++) {
     58             logWriter.println(methodsInfo[i].toString());
     59 
     60             // get variable table for this class
     61             CommandPacket packet = new CommandPacket(
     62                     JDWPCommands.MethodCommandSet.CommandSetID,
     63                     JDWPCommands.MethodCommandSet.BytecodesCommand);
     64             packet.setNextValueAsClassID(classID);
     65             packet.setNextValueAsMethodID(methodsInfo[i].getMethodID());
     66             ReplyPacket reply = debuggeeWrapper.vmMirror.performCommand(packet);
     67             checkReplyPacket(reply, "Method::Bytecodes command");
     68 
     69             int bytes = reply.getNextValueAsInt();
     70             logWriter.println("bytes = " + bytes);
     71 
     72             byte[] bytecode = new byte[bytes];
     73             for (int j = 0; j < bytes; j++) {
     74                 bytecode[j] = reply.getNextValueAsByte();
     75             }
     76 
     77             logWriter.println("Bytecode=" + Arrays.toString(bytecode));
     78         }
     79 
     80         synchronizer.sendMessage(JPDADebuggeeSynchronizer.SGNL_CONTINUE);
     81     }
     82 }
     83