T6900149.java revision 2687:56f8be952a5c 
1/*
2 * Copyright (c) 2010, 2014, 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 6900149
27 * @summary IllegalStateException when compiling same files and DiagnosticListener is set
28 */
29
30import java.io.*;
31import java.util.*;
32import javax.tools.*;
33import javax.tools.JavaCompiler.CompilationTask;
34
35public class T6900149 {
36    public static void main(String[] args) throws IOException {
37        DiagnosticCollector<JavaFileObject> diag =
38                new DiagnosticCollector<JavaFileObject>();
39        JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
40        try (StandardJavaFileManager fm =
41                compiler.getStandardFileManager(null, null, null)) {
42            File emptyFile = createTempFile("Empty.java");
43            File[] files = new File[] { emptyFile, emptyFile };
44            CompilationTask task = compiler.getTask(null, fm, diag,
45                    null, null, fm.getJavaFileObjects(files));
46            if (! task.call()) {
47                throw new AssertionError("compilation failed");
48            }
49        }
50    }
51
52    private static File createTempFile(String path) throws IOException {
53        File f = new File(path);
54        try (FileWriter out = new FileWriter(f)) { }
55        return f;
56    }
57}
58