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 Ivan G. Popov
21 */
22
23/**
24 * Created on 29.01.2005
25 */
26package org.apache.harmony.jpda.tests.jdwp.share;
27
28import java.io.BufferedReader;
29import java.io.IOException;
30import java.io.InputStreamReader;
31
32import org.apache.harmony.jpda.tests.framework.LogWriter;
33import org.apache.harmony.jpda.tests.framework.TestErrorException;
34import org.apache.harmony.jpda.tests.share.JPDATestOptions;
35
36/**
37 * This class provides DebuggeeWrapper implementation based on JUnit framework.
38 * Debuggee is always launched on local machine and attaches to debugger.
39 */
40public class JDWPManualDebuggeeWrapper extends JDWPUnitDebuggeeWrapper {
41
42    private BufferedReader reader = null;
43
44    /**
45     * A constructor that creates new instance with given data.
46     *
47     * @param settings
48     *            test run options
49     * @param logWriter
50     *            where to print log messages
51     */
52    public JDWPManualDebuggeeWrapper(JPDATestOptions settings,
53            LogWriter logWriter) {
54        super(settings, logWriter);
55        reader = new BufferedReader(new InputStreamReader(System.in));
56    }
57
58    /**
59     * Get response from user and check if it is as expected.
60     */
61    private void checkUserResponse(String expected) throws IOException {
62        String response = reader.readLine();
63        if (!expected.equals(response)) {
64            throw new TestErrorException("Unexpected user response: "
65                    + response + " (expected: " + expected + ")");
66        }
67    }
68
69    /**
70     * Asks user to launch process with given command line and waits for
71     * confirmation.
72     *
73     * @param cmdLine
74     *            command line
75     * @return null instead of associated Process object
76     * @throws IOException
77     *             if user does not confirm process launching
78     */
79    protected Process launchProcess(String cmdLine) throws IOException {
80        getLogWriter().println(
81                "\n>>> Start debuggee VM with this command line:\n" + cmdLine);
82        getLogWriter().println(
83                "\n>>> Confirm that debuggee VM has started [yes/no]:");
84        checkUserResponse("yes");
85        return null;
86    }
87
88    /**
89     * Waits for user to confirm that launched process has exited.
90     *
91     * @param process
92     *            should be null instead of associated Process object
93     * @throws IOException
94     *             if user does not confirm process exit
95     */
96    protected void WaitForProcessExit(Process process) throws IOException {
97        getLogWriter().println(
98                "\n>>> Confirm that debuggee VM has exited [yes/no]:");
99        checkUserResponse("yes");
100    }
101}
102