EnsureOrder.java revision 3294:9adfb22ff08f 
1/*
2 * Copyright (c) 2013, 2015, 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 * @summary test that order is respected when inheriting both legacy container and single anno
27 * @bug 8007961
28 * @library /tools/javac/lib
29 * @modules jdk.compiler/com.sun.tools.javac.util
30 * @build   JavacTestingAbstractProcessor EnsureOrder
31 * @compile -XDaccessInternalAPI -processor EnsureOrder -proc:only EnsureOrder.java
32 */
33
34import java.util.Set;
35import java.lang.annotation.*;
36import javax.annotation.processing.*;
37import javax.lang.model.element.*;
38import com.sun.tools.javac.util.Assert;
39
40@Target({ElementType.TYPE_PARAMETER, ElementType.TYPE})
41@Inherited
42@Retention(RetentionPolicy.RUNTIME)
43@Repeatable(Foos.class)
44@interface Foo {
45    int value();
46}
47
48@Target({ElementType.TYPE_PARAMETER, ElementType.TYPE})
49@Inherited
50@Retention(RetentionPolicy.RUNTIME)
51@interface Foos {
52    Foo[] value();
53}
54
55@Foos({@Foo(0), @Foo(1)}) @Foo(2)
56class Base {}
57
58class Sub extends Base {}
59
60public class EnsureOrder<@Foos({@Foo(0), @Foo(1)}) @Foo(2)T> extends JavacTestingAbstractProcessor {
61
62    public boolean process(Set<? extends TypeElement> annotations,
63                           RoundEnvironment roundEnv) {
64        if (!roundEnv.processingOver()) {
65            int hasRun = 0;
66            for (Element element : roundEnv.getRootElements()) {
67                Name elemName = element.getSimpleName();
68                if (elemName.contentEquals("Base")) {
69                    hasRun++;
70                    Foo[] foos = element.getAnnotationsByType(Foo.class);
71                    Assert.check(foos.length == 3);
72                    Assert.check(foos[0].value() == 0);
73                    Assert.check(foos[1].value() == 1);
74                    Assert.check(foos[2].value() == 2);
75                }
76                if (elemName.contentEquals("Sub")) {
77                    hasRun++;
78                    Foo[] foos = element.getAnnotationsByType(Foo.class);
79                    Assert.check(foos.length == 3);
80                    Assert.check(foos[0].value() == 0);
81                    Assert.check(foos[1].value() == 1);
82                    Assert.check(foos[2].value() == 2);
83                }
84                if (elemName.contentEquals("EnsureOrder")) {
85                    for (TypeParameterElement t : ((TypeElement)element).getTypeParameters()) {
86                        if (t.getSimpleName().contentEquals("T")) {
87                            hasRun++;
88                            Foo[] foos = t.getAnnotationsByType(Foo.class);
89                            Assert.check(foos.length == 3);
90                            Assert.check(foos[0].value() == 0);
91                            Assert.check(foos[1].value() == 1);
92                            Assert.check(foos[2].value() == 2);
93                        }
94                    }
95                }
96            }
97            if (hasRun != 3)
98                throw new RuntimeException("Couldn't find elements");
99        }
100        return true;
101    }
102}
103