T5070898.java revision 2933:49d207bf704d 
1/*
2 * Copyright (c) 2007, 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/* @test
25 * @bug 5070898
26 * @summary javah command doesn't throw correct exit code in case of error
27 * @modules java.compiler
28 *          jdk.compiler
29 */
30
31import java.io.*;
32import java.util.*;
33import javax.tools.*;
34
35public class T5070898
36{
37    public static void main(String... args) throws Exception {
38        new T5070898().run();
39    }
40
41    public void run() throws Exception {
42        writeFile();
43        compileFile();
44
45        int rc = runJavah();
46        System.err.println("exit code: " + rc);
47        if (rc == 0)
48            throw new Exception("unexpected exit code: " + rc);
49    }
50
51    void writeFile() throws Exception {
52        String content =
53            "package test;\n" +
54            "public class JavahTest{\n" +
55            "    public static void main(String args){\n" +
56            "        System.out.println(\"Test Message\");" +
57            "    }\n" +
58            "    private static native Object nativeTest();\n" +
59            "}\n";
60        FileWriter out = new FileWriter("JavahTest.java");
61        try {
62            out.write(content);
63        } finally {
64            out.close();
65        }
66    }
67
68    void compileFile() throws Exception {
69        JavaCompiler javac = ToolProvider.getSystemJavaCompiler();
70        int rc = javac.run(null, null, null, "JavahTest.java");
71        if (rc != 0)
72            throw new Exception("compilation failed");
73    }
74
75    int runJavah() throws Exception {
76        List<String> cmd = new ArrayList<String>();
77        File java_home = new File(System.getProperty("java.home"));
78        cmd.add(new File(new File(java_home, "bin"), "javah").getPath());
79
80        cmd.add("JavahTest");
81
82        ProcessBuilder pb = new ProcessBuilder(cmd);
83        pb.redirectErrorStream(true);
84        pb.environment().remove("CLASSPATH");
85        Process p = pb.start();
86        p.getOutputStream().close();
87
88        String line;
89        DataInputStream in = new DataInputStream(p.getInputStream());
90        try {
91        while ((line = in.readLine()) != null)
92            System.err.println(line);
93        } finally {
94            in.close();
95        }
96
97        return p.waitFor();
98    }
99}
100