Mon, 12 Jul 2010 19:43:19 -0700
Merge
1 /*
2 * Copyright (c) 2008, 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 * @run main/othervm -Xmx512m -Xms512m T6558476
27 */
29 import java.io.File;
30 import java.io.FileInputStream;
31 import java.io.FileOutputStream;
32 import java.io.IOException;
33 import java.util.Random;
35 import com.sun.tools.javac.Main;
37 public class T6558476 {
38 private static File copyFileTo(File file, File directory) throws IOException {
39 File newFile = new File(directory, file.getName());
40 FileInputStream fis = null;
41 FileOutputStream fos = null;
42 try {
43 fis = new FileInputStream(file);
44 fos = new FileOutputStream(newFile);
45 byte buff[] = new byte[1024];
46 int val;
47 while ((val = fis.read(buff)) > 0)
48 fos.write(buff, 0, val);
49 } finally {
50 if (fis != null)
51 fis.close();
52 if (fos != null)
53 fos.close();
54 }
55 return newFile;
56 }
58 private static String generateJavaClass(String className) {
59 StringBuffer sb = new StringBuffer();
60 sb.append("import sun.net.spi.nameservice.dns.DNSNameService;\n");
61 sb.append("public class ");
62 sb.append(className);
63 sb.append(" {\n");
64 sb.append(" public void doStuff() {\n");
65 sb.append(" DNSNameService dns = null;\n");
66 sb.append(" }\n");
67 sb.append("}\n");
68 return sb.toString();
69 }
71 public static void main(String[] args) throws IOException {
72 File javaHomeDir = new File(System.getProperty("java.home"));
73 File tmpDir = new File(System.getProperty("java.io.tmpdir"));
74 File outputDir = new File(tmpDir, "outputDir" + new Random().nextInt(65536));
75 outputDir.mkdir();
76 outputDir.deleteOnExit();
78 File dnsjarfile = new File(javaHomeDir, "lib" + File.separator + "ext" + File.separator + "dnsns.jar");
79 File tmpJar = copyFileTo(dnsjarfile, outputDir);
80 String className = "TheJavaFile";
81 File javaFile = new File(outputDir, className + ".java");
82 javaFile.deleteOnExit();
83 FileOutputStream fos = new FileOutputStream(javaFile);
84 fos.write(generateJavaClass(className).getBytes());
85 fos.close();
87 int rc = Main.compile(new String[]{"-d", outputDir.getPath(),
88 "-classpath",
89 tmpJar.getPath(),
90 javaFile.getAbsolutePath()});
91 if (rc != 0) {
92 throw new Error("Couldn't compile the file (exit code=" + rc + ")");
93 }
95 if (tmpJar.delete()) {
96 System.out.println("jar file successfully deleted");
97 } else {
98 throw new Error("Error deleting file \"" + tmpJar.getPath() + "\"");
99 }
100 }
101 }