Tue, 03 Jun 2008 13:26:47 -0700
4075303: Use javap to enquire aboput a specific inner class
4348375: Javap is not internationalized
4459541: "javap -l" shows line numbers as signed short; they should be unsigned
4501660: change diagnostic of -help as 'print this help message and exit'
4776241: unused source file in javap...
4870651: javap should recognize generics, varargs, enum
4876942: javap invoked without args does not print help screen
4880663: javap could output whitespace between class name and opening brace
4975569: javap doesn't print new flag bits
6271787: javap dumps LocalVariableTypeTable attribute in hex, needs to print a table
6305779: javap: support annotations
6439940: Clean up javap implementation
6469569: wrong check of searchpath in JavapEnvironment
6474890: javap does not open .zip files in -classpath
6587786: Javap throws error : "ERROR:Could not find <classname>" for JRE classes
6622215: javap ignores certain relevant access flags
6622216: javap names some attributes incorrectly
6622232: javap gets whitespace confused
6622260: javap prints negative bytes incorrectly in hex
Reviewed-by: ksrini
1 /*
2 * Copyright 2008 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 */
24 /*
25 * @test
26 * @bug 4075403
27 * @summary Use javap to inquire about a specific inner class
28 */
31 import java.io.*;
33 public class T4075403 {
34 public static void main(String[] args) throws Exception {
35 new T4075403().run();
36 }
38 public void run() throws IOException {
40 File javaFile = writeTestFile();
41 File classFile = compileTestFile(javaFile);
42 javap("Outer.Inner");
43 }
45 File writeTestFile() throws IOException {
46 File f = new File("Outer.java");
47 PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter(f)));
48 out.println("class Outer { ");
49 out.println(" class Inner { }");
50 out.println("}");
51 out.close();
52 return f;
53 }
55 File compileTestFile(File f) {
56 int rc = com.sun.tools.javac.Main.compile(new String[] { "-g", f.getPath() });
57 if (rc != 0)
58 throw new Error("compilation failed. rc=" + rc);
59 String path = f.getPath();
60 return new File(path.substring(0, path.length() - 5) + ".class");
61 }
63 String javap(String className) {
64 StringWriter sw = new StringWriter();
65 PrintWriter out = new PrintWriter(sw);
66 int rc = com.sun.tools.javap.Main.run(new String[] { "-classpath", ".", className }, out);
67 if (rc != 0)
68 throw new Error("javap failed. rc=" + rc);
69 out.close();
70 System.out.println(sw.toString());
71 return sw.toString();
72 }
73 }