1 /*
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3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5  * This code is free software; you can redistribute it and/or modify it
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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
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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
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23 
24 /*
25  * @test
26  * @bug 5033583 8161500
27  * @summary Check toGenericString() method
28  * @author Joseph D. Darcy
29  */
30 
31 import java.lang.reflect.*;
32 import java.lang.annotation.*;
33 import java.util.*;
34 
35 public class GenericStringTest {
main(String argv[])36     public static void main(String argv[]) throws Exception {
37         int failures = 0;
38 
39         for(Class clazz: List.of(TestClass1.class, TestClass2.class))
40             for(Field field: clazz.getDeclaredFields()) {
41                 ExpectedString es = field.getAnnotation(ExpectedString.class);
42                 String genericString = field.toGenericString();
43                 System.out.println(genericString);
44                 if (! es.value().equals(genericString)) {
45                     failures ++;
46                     System.err.printf("ERROR: Expected ''%s''; got ''%s''.\n",
47                                       es.value(), genericString);
48                 }
49             }
50 
51         if (failures > 0) {
52             System.err.println("Test failed.");
53             throw new RuntimeException();
54         }
55     }
56 }
57 
58 class TestClass1 {
59     @ExpectedString("int TestClass1.field1")
60     int field1;
61 
62     @ExpectedString("private static java.lang.String TestClass1.field2")
63     private static String field2;
64 }
65 
66 class TestClass2<E> {
67     @ExpectedString("public E TestClass2.field1")
68     public E field1;
69 }
70 
71 @Retention(RetentionPolicy.RUNTIME)
72 @interface ExpectedString {
value()73     String value();
74 }
75