1/*
2 * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/*
25 * @test
26 * @bug 7118295
27 * @summary javac does not explicitly close -Xstdout file
28 * @modules jdk.compiler/com.sun.tools.javac.main
29 *          jdk.compiler/com.sun.tools.javac.util
30 * @run main StdoutCloseTest
31 */
32
33
34import com.sun.tools.javac.util.Log;
35import com.sun.tools.javac.main.Main;
36
37import java.io.*;
38import java.util.ArrayList;
39import java.util.List;
40
41public class StdoutCloseTest {
42
43    public static void main(String[] args) throws Exception {
44        new StdoutCloseTest().test();
45    }
46
47    static final String program = "public class Test {\n" +
48                                  "  public boolean test() {\n" +
49                                  "    int i;\n" +
50                                  "    if (i > 0) return true;\n" +
51                                  "    return false;\n" +
52                                  "  }\n" +
53                                  "}\n";
54
55    public void test() throws Exception {
56        final String sourceName = "Test.java";
57        final String outName = "Test.out";
58        File source = new File(sourceName);
59        PrintWriter pw = new PrintWriter(source);
60        pw.write(program);
61        pw.flush();
62        pw.close();
63
64        PrintWriter log = compileClass(sourceName, outName);
65
66        File outFile = new File(outName);
67        if (!outFile.exists()) {
68            throw new Exception("Output file was not created!");
69        }
70        if (!log.checkError()) { // will return true if the stream is still open
71            log.close(); // Close output PrintWriter manually
72            throw new Exception("Output file was still open!");
73        }
74    }
75
76    public PrintWriter compileClass(String src, String out) {
77        List<String> options = new ArrayList<>();
78        options.add("-Xstdout");
79        options.add(out);
80        options.add(src);
81
82        StringWriter sw = new StringWriter();
83        PrintWriter pw = new PrintWriter(sw);
84        Main compiler = new Main("javac", pw);
85        compiler.compile(options.toArray(new String[options.size()]));
86        pw.flush();
87        if (sw.getBuffer().length() > 0) {
88            System.err.println(sw.toString());
89        }
90        return compiler.log.getWriter(Log.WriterKind.NOTICE);
91    }
92}
93