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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 Vitaly A. Provodin
     21  */
     22 
     23 /**
     24  * Created on 29.01.2005
     25  */
     26 package org.apache.harmony.jpda.tests.jdwp.share;
     27 
     28 import org.apache.harmony.jpda.tests.share.JPDADebuggeeSynchronizer;
     29 
     30 /**
     31  * Base class for unit tests which use one debuggee VM with synchronization
     32  * channel.
     33  */
     34 public abstract class JDWPSyncTestCase extends JDWPTestCase {
     35 
     36     protected JPDADebuggeeSynchronizer synchronizer;
     37 
     38     protected String finalSyncMessage;
     39 
     40     /**
     41      * This method is invoked right before starting debuggee VM.
     42      */
     43     protected void beforeDebuggeeStart(JDWPUnitDebuggeeWrapper debuggeeWrapper) {
     44         synchronizer = createSynchronizer();
     45         int port = synchronizer.bindServer();
     46         debuggeeWrapper.savedVMOptions = "-Djpda.settings.syncPort=" + port;
     47         super.beforeDebuggeeStart(debuggeeWrapper);
     48     }
     49 
     50     /**
     51      * Creates wrapper for synchronization channel.
     52      */
     53     protected JPDADebuggeeSynchronizer createSynchronizer() {
     54         return new JPDADebuggeeSynchronizer(logWriter, settings);
     55     }
     56 
     57     /**
     58      * Overrides inherited method to resume debuggee VM and then to establish
     59      * sync connection.
     60      */
     61     protected void internalSetUp() throws Exception {
     62         super.internalSetUp();
     63 
     64         debuggeeWrapper.resume();
     65         logWriter.println("Resumed debuggee VM");
     66 
     67         synchronizer.startServer();
     68         logWriter.println("Established sync connection");
     69     }
     70 
     71     /**
     72      * Overrides inherited method to close sync connection upon exit.
     73      */
     74     protected void internalTearDown() {
     75         if (synchronizer != null) {
     76             if (null != finalSyncMessage) {
     77                 synchronizer.sendMessage(finalSyncMessage);
     78             }
     79             synchronizer.stop();
     80             logWriter.println("Completed sync connection");
     81         }
     82         super.internalTearDown();
     83     }
     84 
     85 }
     86