Thu, 31 Aug 2017 15:17:03 +0800
merge
1 /*
2 * Copyright (c) 2010, 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 6519115
27 * @summary Verify MirroredTypeException vs MirroredTypesException is thrown
28 * @library /tools/javac/lib
29 * @build JavacTestingAbstractProcessor
30 * @compile Plurality.java
31 * @compile -processor Plurality -proc:only Plurality.java
32 * @author Joseph D. Darcy
33 */
34 import java.lang.annotation.*;
35 import java.math.BigDecimal;
36 import java.util.*;
37 import javax.annotation.processing.*;
38 import javax.lang.model.*;
39 import javax.lang.model.element.*;
40 import javax.lang.model.type.*;
41 import javax.lang.model.util.*;
43 @P0
44 @P1
45 @P2
46 @S1
47 public class Plurality extends JavacTestingAbstractProcessor {
48 private boolean executed = false;
50 public boolean process(Set<? extends TypeElement> annotations,
51 RoundEnvironment roundEnv) {
52 if (!roundEnv.processingOver()) {
53 executed = true;
54 // Processing just this type
55 Element e = elements.getTypeElement("Plurality");
56 Class[] classes = null;
58 P0 p0 = e.getAnnotation(P0.class);
59 try {
60 classes = p0.value();
61 } catch (MirroredTypesException mtse) {
62 if (mtse instanceof MirroredTypeException) {
63 throw new RuntimeException("Wrong exception type!");
64 }
66 List<? extends TypeMirror> types = mtse.getTypeMirrors();
67 if (types.size() != 0)
68 throw new RuntimeException("List size != 0: " +
69 types);
70 }
72 P1 p1 = e.getAnnotation(P1.class);
73 try {
74 classes = p1.value();
75 } catch (MirroredTypesException mtse) {
76 if (mtse instanceof MirroredTypeException) {
77 throw new RuntimeException("Wrong exception type!");
78 }
80 List<? extends TypeMirror> types = mtse.getTypeMirrors();
81 if (types.size() != 1)
82 throw new RuntimeException("List size != 1: " +
83 types);
84 checkTypeListMatchesClasses(types,
85 this.getClass().getAnnotation(P1.class).value());
86 }
89 P2 p2 = e.getAnnotation(P2.class);
90 try {
91 classes = p2.value();
92 } catch(MirroredTypesException mtse) {
93 if (mtse instanceof MirroredTypeException) {
94 throw new RuntimeException("Wrong exception type!");
95 }
97 List<? extends TypeMirror> types = mtse.getTypeMirrors();
98 if (types.size() != 2)
99 throw new RuntimeException("List size != 2: " +
100 types);
101 checkTypeListMatchesClasses(types,
102 this.getClass().getAnnotation(P2.class).value());
103 }
105 Class<?> clazz = null;
106 S1 s1 = e.getAnnotation(S1.class);
107 try {
108 clazz = s1.value();
109 } catch(MirroredTypesException mtse) {
110 List<? extends TypeMirror> types = mtse.getTypeMirrors();
111 if (types.size() != 1)
112 throw new RuntimeException("List size != 1: " +
113 types);
114 Class<?>[] clazzes = new Class<?>[1];
115 clazzes[0] = this.getClass().getAnnotation(S1.class).value();
116 checkTypeListMatchesClasses(types,
117 clazzes);
118 }
120 try {
121 clazz = s1.value();
122 } catch(MirroredTypeException mte) {
123 TypeMirror type = mte.getTypeMirror();
124 if (type == null) {
125 throw new RuntimeException("Expected null");
126 }
127 List<TypeMirror> types = new ArrayList<>();
128 types.add(type);
129 Class<?>[] clazzes = new Class<?>[1];
130 clazzes[0] = this.getClass().getAnnotation(S1.class).value();
131 checkTypeListMatchesClasses(types, clazzes);
132 }
133 } else {
134 if (!executed) {
135 throw new RuntimeException("Didn't seem to do anything!");
136 }
137 }
138 return true;
139 }
141 private static void checkTypeListMatchesClasses(List<? extends TypeMirror> types,
142 Class<?>[] classes) {
143 if (types.size() != classes.length)
144 throw new RuntimeException("Size mismatch:\n\t" + types +
145 "\n\t" + Arrays.toString(classes));
146 int i = -1;
147 for(Class<?> clazz : classes) {
148 i++;
149 String canonicalName = clazz.getCanonicalName();
150 String toStringName = types.get(i).toString();
151 if (!canonicalName.equals(toStringName))
152 throw new RuntimeException("Mismatched names: " +
153 canonicalName + "\t" +
154 toStringName);
155 }
156 }
157 }
159 @Retention(RetentionPolicy.RUNTIME)
160 @interface P0 {
161 Class[] value() default {};
162 }
164 @Retention(RetentionPolicy.RUNTIME)
165 @interface P1 {
166 Class[] value() default {Integer.class};
167 }
169 @Retention(RetentionPolicy.RUNTIME)
170 @interface P2 {
171 Class[] value() default {String.class, Number.class};
172 }
174 @Retention(RetentionPolicy.RUNTIME)
175 @interface S1 {
176 Class value() default BigDecimal.class;
177 }