Mercurial > jdk8-mips64-public > langtools / file comparison

comparison: test/tools/javac/annotations/typeAnnotations/referenceinfos/Lambda.java

test/tools/javac/annotations/typeAnnotations/referenceinfos/Lambda.java

changeset 1563
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child 1755
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1562:2154ed9ff6c8 1563:bc456436c613
1 /*
2 * Copyright (c) 2013, 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 8008077
27 * @summary Test population of reference info for lambda expressions
28 * @compile -g Driver.java ReferenceInfoUtil.java Lambda.java
29 * @run main Driver Lambda
30 * @author Werner Dietl
31 */
32
33 import static com.sun.tools.classfile.TypeAnnotation.TargetType.*;
34
35 public class Lambda {
36
37 @TADescriptions({
38 @TADescription(annotation = "TA", type = METHOD_REFERENCE,
39 offset = ReferenceInfoUtil.IGNORE_VALUE),
40 @TADescription(annotation = "TB", type = METHOD_REFERENCE,
41 offset = ReferenceInfoUtil.IGNORE_VALUE)
42 })
43 public String returnMethodRef1() {
44 return
45 "class Lambda {" +
46 " public String getName() { return \"Lambda!\"; }" +
47 "}" +
48
49 "class Test {" +
50 " java.util.function.Function<Lambda, String> lambda() {" +
51 " return @TA @TB Lambda::getName;" +
52 " }" +
53 "}";
54 }
55
56 @TADescriptions({
57 @TADescription(annotation = "TA", type = METHOD_REFERENCE,
58 offset = ReferenceInfoUtil.IGNORE_VALUE),
59 @TADescription(annotation = "TB", type = METHOD_REFERENCE,
60 offset = ReferenceInfoUtil.IGNORE_VALUE,
61 genericLocation = { 3, 0 }),
62 @TADescription(annotation = "TC", type = METHOD_REFERENCE,
63 offset = ReferenceInfoUtil.IGNORE_VALUE,
64 genericLocation = { 3, 0 }),
65 @TADescription(annotation = "TD", type = METHOD_REFERENCE,
66 offset = ReferenceInfoUtil.IGNORE_VALUE,
67 genericLocation = { 3, 1 }),
68 @TADescription(annotation = "TE", type = METHOD_REFERENCE,
69 offset = ReferenceInfoUtil.IGNORE_VALUE,
70 genericLocation = { 3, 1 })
71 })
72 public String returnMethodRef2() {
73 return
74 "class Lambda<S, T> {" +
75 " public String getName() { return \"Lambda!\"; }" +
76 "}" +
77
78 "class Test {" +
79 " java.util.function.Function<Lambda<Integer, Float>, String> lambda() {" +
80 " return @TA Lambda<@TB @TC Integer, @TD @TE Float>::getName;" +
81 " }" +
82 "}";
83 }
84
85 @TADescriptions({
86 @TADescription(annotation = "CTA", type = METHOD_REFERENCE,
87 offset = ReferenceInfoUtil.IGNORE_VALUE),
88 @TADescription(annotation = "CTB", type = METHOD_REFERENCE,
89 offset = ReferenceInfoUtil.IGNORE_VALUE,
90 genericLocation = { 3, 0 }),
91 @TADescription(annotation = "CTC", type = METHOD_REFERENCE,
92 offset = ReferenceInfoUtil.IGNORE_VALUE,
93 genericLocation = { 3, 1 })
94 })
95 public String returnMethodRef3() {
96 return
97 "class Lambda<S, T> {" +
98 " public String getName() { return \"Lambda!\"; }" +
99 "}" +
100
101 "@Target(ElementType.TYPE_USE)" +
102 "@interface CTA {" +
103 " String value();" +
104 "}" +
105
106 "@Target(ElementType.TYPE_USE)" +
107 "@interface CTB {" +
108 " int age();" +
109 "}" +
110
111 "@Target(ElementType.TYPE_USE)" +
112 "@interface CTC {" +
113 " String name();" +
114 "}" +
115
116 "class Test {" +
117 " java.util.function.Function<Lambda<Integer, Float>, String> lambda() {" +
118 " return @CTA(\"x\") Lambda<@CTB(age = 5) Integer, @CTC(name = \"y\") Float>::getName;" +
119 " }" +
120 "}";
121 }
122
123
124 @TADescriptions({
125 @TADescription(annotation = "TA", type = CONSTRUCTOR_REFERENCE,
126 offset = ReferenceInfoUtil.IGNORE_VALUE),
127 @TADescription(annotation = "TB", type = CONSTRUCTOR_REFERENCE,
128 offset = ReferenceInfoUtil.IGNORE_VALUE)
129 })
130 public String returnConstructorRef1() {
131 return
132 "class Lambda {" +
133 " Lambda() { }" +
134 "}" +
135
136 "class Test {" +
137 " Runnable lambda() {" +
138 " return @TA @TB Lambda::new;" +
139 " }" +
140 "}";
141 }
142
143 @TADescriptions({
144 @TADescription(annotation = "TA", type = CONSTRUCTOR_REFERENCE,
145 offset = ReferenceInfoUtil.IGNORE_VALUE),
146 @TADescription(annotation = "TB", type = CONSTRUCTOR_REFERENCE,
147 offset = ReferenceInfoUtil.IGNORE_VALUE,
148 genericLocation = { 3, 0 }),
149 @TADescription(annotation = "TC", type = CONSTRUCTOR_REFERENCE,
150 offset = ReferenceInfoUtil.IGNORE_VALUE,
151 genericLocation = { 3, 0 }),
152 @TADescription(annotation = "TD", type = CONSTRUCTOR_REFERENCE,
153 offset = ReferenceInfoUtil.IGNORE_VALUE,
154 genericLocation = { 3, 1 }),
155 @TADescription(annotation = "TE", type = CONSTRUCTOR_REFERENCE,
156 offset = ReferenceInfoUtil.IGNORE_VALUE,
157 genericLocation = { 3, 1 })
158 })
159 public String returnConstructorRef2() {
160 return
161 "class Lambda<S, T> {" +
162 " Lambda() { }" +
163 "}" +
164
165 "class Test {" +
166 " Runnable lambda() {" +
167 " return @TA Lambda<@TB @TC Integer, @TD @TE Float>::new;" +
168 " }" +
169 "}";
170 }
171
172 @TADescriptions({
173 @TADescription(annotation = "CTA", type = CONSTRUCTOR_REFERENCE,
174 offset = ReferenceInfoUtil.IGNORE_VALUE),
175 @TADescription(annotation = "CTB", type = CONSTRUCTOR_REFERENCE,
176 offset = ReferenceInfoUtil.IGNORE_VALUE,
177 genericLocation = { 3, 0 }),
178 @TADescription(annotation = "CTC", type = CONSTRUCTOR_REFERENCE,
179 offset = ReferenceInfoUtil.IGNORE_VALUE,
180 genericLocation = { 3, 1 })
181 })
182 public String returnConstructorRef3() {
183 return
184 "class Lambda<S, T> {" +
185 " Lambda() { }" +
186 "}" +
187
188 "@Target(ElementType.TYPE_USE)" +
189 "@interface CTA {" +
190 " String value();" +
191 "}" +
192
193 "@Target(ElementType.TYPE_USE)" +
194 "@interface CTB {" +
195 " int age();" +
196 "}" +
197
198 "@Target(ElementType.TYPE_USE)" +
199 "@interface CTC {" +
200 " String name();" +
201 "}" +
202
203 "class Test {" +
204 " Runnable lambda() {" +
205 " return @CTA(\"x\") Lambda<@CTB(age = 5) Integer, @CTC(name = \"y\") Float>::new;" +
206 " }" +
207 "}";
208 }
209
210
211 @TADescriptions({
212 @TADescription(annotation = "TA", type = METHOD_REFERENCE_TYPE_ARGUMENT,
213 offset = ReferenceInfoUtil.IGNORE_VALUE,
214 typeIndex = 0),
215 @TADescription(annotation = "TB", type = METHOD_REFERENCE_TYPE_ARGUMENT,
216 offset = ReferenceInfoUtil.IGNORE_VALUE,
217 typeIndex = 1)
218 })
219 public String returnMethodRefTA1() {
220 return
221 "interface Lambda {" +
222 " <S, T> void generic(S p1, T p2);" +
223 "}" +
224
225 "class LambdaImpl implements Lambda {" +
226 " public <S, T> void generic(S p1, T p2) {}" +
227 "}" +
228
229 "class Test {" +
230 " Lambda lambda(LambdaImpl r) {" +
231 " return r::<@TA Object, @TB Object>generic;" +
232 " }" +
233 "}";
234 }
235
236 @TADescriptions({
237 @TADescription(annotation = "TA", type = CONSTRUCTOR_REFERENCE_TYPE_ARGUMENT,
238 offset = ReferenceInfoUtil.IGNORE_VALUE,
239 typeIndex = 0),
240 @TADescription(annotation = "TB", type = CONSTRUCTOR_REFERENCE_TYPE_ARGUMENT,
241 offset = ReferenceInfoUtil.IGNORE_VALUE,
242 typeIndex = 1)
243 })
244 public String returnConstructorRefTA2() {
245 return
246 "interface Lambda {" +
247 " <S, T> void generic(S p1, T p2);" +
248 "}" +
249
250 "class LambdaImpl implements Lambda {" +
251 " <S, T> LambdaImpl(S p1, T p2) {}" +
252 " public <S, T> void generic(S p1, T p2) {}" +
253 "}" +
254
255 "class Test {" +
256 " Lambda lambda() {" +
257 " return LambdaImpl::<@TA Object, @TB Object>new;" +
258 " }" +
259 "}";
260 }
261
262 }

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