Thu, 10 Oct 2013 14:58:04 +0200
8001931: The new build system whitespace cleanup
Reviewed-by: tbell, simonis, erikj
1 /*
2 * Copyright (c) 2004, 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 */
24 /*
25 * @test
26 * @bug 5071352
27 * @summary Make sure compiler closes all open files on Windows
28 * @author Martin Buchholz
29 *
30 * @run main/othervm -Xms200m -Xmx200m CompileClose
31 */
33 // -Xms120m is sufficient to inhibit a gc during a compile.
34 // -Xms200m leaves room for expansion and was used by the customer.
36 import java.io.*;
38 public class CompileClose {
39 static void writeFile(String f, String contents) throws IOException {
40 PrintStream s = new PrintStream(new FileOutputStream(f));
41 s.println(contents);
42 s.close();
43 }
45 static void rm(String filename) throws Exception {
46 File f = new File(filename);
47 f.delete();
48 if (f.exists())
49 throw new Exception(filename + ": couldn't remove");
50 }
52 static void clean() throws Exception {
53 rm("tmpCompileClose.java");
54 rm("tmpCompileClose.class");
55 rm("tmpCompileClose.jar");
56 }
58 public static void main(String args[]) throws Exception {
59 try {
60 clean();
61 main1();
62 } finally {
63 clean();
64 }
65 }
67 static void main1() throws Exception {
68 writeFile("tmpCompileClose.java",
69 "public class tmpCompileClose {}");
70 // Any old jar file will do
71 SameJVM.jar("cf", "tmpCompileClose.jar", "tmpCompileClose.java");
72 System.gc(); // Inhibit gc during next compile
73 SameJVM.javac("-cp", "tmpCompileClose.jar", "tmpCompileClose.java");
74 // The following rm is the actual test!
75 rm("tmpCompileClose.jar");
76 }
77 }