Mon, 03 Oct 2016 11:21:14 -0700
Added tag jdk8u122-b02 for changeset 2baeb96fa198
1 /*
2 * Copyright (c) 2012, 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 7186925
27 * @summary JavapTask passes null to java.io.Writer
28 */
30 import java.io.*;
31 import java.util.*;
32 import javax.tools.*;
33 import com.sun.tools.javap.*;
35 public class T7186925
36 {
37 public static void main(String... args) {
38 new T7186925().run();
39 }
41 void run() {
42 verify("java.lang.Object");
43 if (errors > 0)
44 throw new Error(errors + " found.");
45 }
47 void verify(String className) {
48 try {
49 JavaFileManager fileManager = JavapFileManager.create(null, null);
50 JavaFileObject fo = fileManager.getJavaFileForInput(StandardLocation.PLATFORM_CLASS_PATH, className, JavaFileObject.Kind.CLASS);
51 if (fo == null) {
52 error("Can't find " + className);
53 } else {
54 JavapTask t = new JavapTask(null, fileManager, null);
55 t.handleOptions(new String[] { "-sysinfo", className });
56 JavapTask.ClassFileInfo cfInfo = t.read(fo);
57 expectEqual(cfInfo.cf.byteLength(), cfInfo.size);
58 }
59 } catch (NullPointerException ee) {
60 ee.printStackTrace();
61 error("Exception: " + ee);
62 } catch (Exception ee) {
63 System.err.println("Caught exception: " + ee);
64 }
65 }
67 void expectEqual(int found, int expected) {
68 if (found != expected)
69 error("bad value found: " + found + " expected: " + expected);
70 }
72 void error(String msg) {
73 System.err.println(msg);
74 errors++;
75 }
77 int errors;
78 }