SyntheticParameters.java revision 2735:f9f38be75c84 
1/*
2 * Copyright (c) 2014, 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 SyntheticParameters
26 * @summary Test generation of annotations on inner class parameters.
27 * @library /lib/annotations/
28 * @run main SyntheticParameters
29 */
30
31import annotations.classfile.ClassfileInspector;
32
33import java.io.*;
34import java.lang.annotation.*;
35
36import com.sun.tools.classfile.*;
37
38public class SyntheticParameters extends ClassfileInspector {
39
40    private static final String Inner_class = "SyntheticParameters$Inner.class";
41    private static final String Foo_class = "SyntheticParameters$Foo.class";
42    private static final Expected Inner_expected =
43        new Expected("SyntheticParameters$Inner",
44                     null,
45                     new ExpectedMethodTypeAnnotation[] {
46                         (ExpectedMethodTypeAnnotation)
47                         // Assert there is no annotation on the
48                         // this$0 parameter.
49                         new ExpectedMethodTypeAnnotation.Builder(
50                             "<init>",
51                             "A",
52                             TypeAnnotation.TargetType.METHOD_FORMAL_PARAMETER,
53                             false,
54                             0).setParameterIndex(0).build(),
55                         (ExpectedMethodTypeAnnotation)
56                         // Assert there is an annotation on the
57                         // first parameter.
58                         new ExpectedMethodTypeAnnotation.Builder(
59                             "<init>",
60                             "A",
61                             TypeAnnotation.TargetType.METHOD_FORMAL_PARAMETER,
62                             false,
63                             1).setParameterIndex(1).build(),
64                         (ExpectedMethodTypeAnnotation)
65                         new ExpectedMethodTypeAnnotation.Builder(
66                             "foo",
67                             "A",
68                             TypeAnnotation.TargetType.METHOD_FORMAL_PARAMETER,
69                             false,
70                             1).setParameterIndex(0).build(),
71                         (ExpectedMethodTypeAnnotation)
72                         new ExpectedMethodTypeAnnotation.Builder(
73                             "foo",
74                             "A",
75                             TypeAnnotation.TargetType.METHOD_FORMAL_PARAMETER,
76                             false,
77                             0).setParameterIndex(1).build()
78                     },
79                     null);
80    private static final Expected Foo_expected =
81        new Expected("SyntheticParameters$Foo",
82                     null,
83                     new ExpectedMethodTypeAnnotation[] {
84                         (ExpectedMethodTypeAnnotation)
85                         // Assert there is no annotation on the
86                         // $enum$name parameter.
87                         new ExpectedMethodTypeAnnotation.Builder(
88                             "<init>",
89                             "A",
90                             TypeAnnotation.TargetType.METHOD_FORMAL_PARAMETER,
91                             false,
92                             0).setParameterIndex(0).build(),
93                         (ExpectedMethodTypeAnnotation)
94                         // Assert there is no annotation on the
95                         // $enum$ordinal parameter.
96                         new ExpectedMethodTypeAnnotation.Builder(
97                             "<init>",
98                             "A",
99                             TypeAnnotation.TargetType.METHOD_FORMAL_PARAMETER,
100                             false,
101                             0).setParameterIndex(1).build(),
102                         (ExpectedMethodTypeAnnotation)
103                         // Assert there is an annotation on the
104                         // first parameter.
105                         new ExpectedMethodTypeAnnotation.Builder(
106                             "<init>",
107                             "A",
108                             TypeAnnotation.TargetType.METHOD_FORMAL_PARAMETER,
109                             false,
110                             1).setParameterIndex(2).build()
111                     },
112                     null);
113
114    public static void main(String... args) throws Exception {
115        new SyntheticParameters().run(
116            new ClassFile[] { getClassFile(Inner_class, Inner.class),
117                              getClassFile(Foo_class, Foo.class) },
118            new Expected[] { Inner_expected, Foo_expected });
119    }
120
121    public class Inner {
122        public Inner(@A int a) {}
123        public void foo(@A int a, int b) {}
124    }
125
126    public static enum Foo {
127        ONE(null);
128        Foo(@A Object a) {}
129    }
130}
131
132@Target({ElementType.TYPE_USE})
133@interface A {}
134