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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     @Override
beforeDebuggeeStart()44     protected void beforeDebuggeeStart() {
45         synchronizer = createSynchronizer();
46         int port = synchronizer.bindServer();
47         debuggeeWrapper.savedVMOptions = "-Djpda.settings.syncPort=" + port;
48         super.beforeDebuggeeStart();
49     }
50 
51     /**
52      * Creates wrapper for synchronization channel.
53      */
createSynchronizer()54     protected JPDADebuggeeSynchronizer createSynchronizer() {
55         return new JPDADebuggeeSynchronizer(logWriter, settings);
56     }
57 
58     /**
59      * Overrides inherited method to resume debuggee VM and then to establish
60      * sync connection.
61      */
62     @Override
internalSetUp()63     protected void internalSetUp() throws Exception {
64         super.internalSetUp();
65 
66         debuggeeWrapper.resume();
67         logWriter.println("Resumed debuggee VM");
68 
69         synchronizer.startServer();
70         logWriter.println("Established sync connection");
71     }
72 
73     /**
74      * Overrides inherited method to close sync connection upon exit.
75      */
76     @Override
internalTearDown()77     protected void internalTearDown() {
78         if (synchronizer != null) {
79             if (null != finalSyncMessage) {
80                 synchronizer.sendMessage(finalSyncMessage);
81             }
82             synchronizer.stop();
83             logWriter.println("Completed sync connection");
84         }
85         super.internalTearDown();
86     }
87 
88 }
89