1 /*
2 * Copyright (c) 2008, 2016, 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 4870651 6715757
27 * @summary javap should recognize generics, varargs, enum;
28 * javap prints "extends java.lang.Object"
29 * @modules jdk.jdeps/com.sun.tools.javap
30 * @build T4870651 Test
31 * @run main T4870651
32 */
33
34 import java.io.*;
35
36 public class T4870651 {
37 public static void main(String[] args) throws Exception {
38 new T4870651().run();
39 }
40
41 public void run() throws IOException {
42 verify("Test",
43 "class Test<T extends java.lang.Object, " +
44 "E extends java.lang.Exception & java.lang.Comparable<T>, " +
45 "U extends java.lang.Comparable>",
46 "v1(java.lang.String...)");
47
48 verify("Test$Enum",
49 "flags: (0x4030) ACC_FINAL, ACC_SUPER, ACC_ENUM",
50 "flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ENUM");
51
52 if (errors > 0)
53 throw new Error(errors + " found.");
54 }
55
56 String javap(String className) {
57 String testClasses = System.getProperty("test.classes", ".");
58 StringWriter sw = new StringWriter();
59 PrintWriter out = new PrintWriter(sw);
60 String[] args = { "-classpath", testClasses, "-v", className };
61 int rc = com.sun.tools.javap.Main.run(args, out);
62 if (rc != 0)
63 throw new Error("javap failed. rc=" + rc);
64 out.close();
65 String output = sw.toString();
66 System.out.println("class " + className);
67 System.out.println(output);
68 return output;
69 }
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1 /*
2 * Copyright (c) 2008, 2025, 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 id=zeroClass
26 * @bug 4870651 6715757
27 * @summary javap should recognize generics, varargs, enum;
28 * javap prints "extends java.lang.Object"
29 * @modules jdk.jdeps/com.sun.tools.javap
30 * @compile Test.java
31 * @run main/othervm -DpreviewClass=false T4870651
32 * @comment runtime in preview or not should not affect javac/javap behavior
33 */
34
35 /*
36 * @test id=previewClass
37 * @bug 4870651 6715757
38 * @summary javap should recognize generics, varargs, enum;
39 * javap prints "extends java.lang.Object"
40 * @modules jdk.jdeps/com.sun.tools.javap
41 * @compile --enable-preview -source ${jdk.version} -XDforcePreview Test.java
42 * @run main/othervm -DpreviewClass=true T4870651
43 * @comment runtime in preview or not should not affect javac/javap behavior
44 */
45
46 import java.io.*;
47
48 public class T4870651 {
49 public static void main(String[] args) throws Exception {
50 new T4870651().run();
51 }
52
53 public void run() throws IOException {
54 verify("Test",
55 "class Test<T extends java.lang.Object, " +
56 "E extends java.lang.Exception & java.lang.Comparable<T>, " +
57 "U extends java.lang.Comparable>",
58 "v1(java.lang.String...)");
59
60 verify("Test$Enum",
61 Boolean.getBoolean("previewClass") // .65535 instead of .0
62 ? "flags: (0x4030) ACC_FINAL, ACC_IDENTITY, ACC_ENUM"
63 : "flags: (0x4030) ACC_FINAL, ACC_SUPER, ACC_ENUM",
64 "flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ENUM");
65
66 if (errors > 0)
67 throw new Error(errors + " found.");
68 }
69
70 String javap(String className) {
71 String testClasses = System.getProperty("test.classes", ".");
72 StringWriter sw = new StringWriter();
73 PrintWriter out = new PrintWriter(sw);
74 String[] args = { "-classpath", testClasses, "-v", className };
75 int rc = com.sun.tools.javap.Main.run(args, out);
76 if (rc != 0)
77 throw new Error("javap failed. rc=" + rc);
78 out.close();
79 String output = sw.toString();
80 System.out.println("class " + className);
81 System.out.println(output);
82 return output;
83 }
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