T6468404.java revision 2689:f839b50088bc 
1/*
2 * Copyright (c) 2006, 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
26 * @bug     6468404
27 * @summary ExecutableElement.getParameters() uses raw type for class loaded from -g bytecode
28 * @author  jesse.glick@...
29 * @author  Peter von der Ah\u00e9
30 * @library ../lib
31 * @build ToolTester
32 * @compile T6468404.java
33 * @run main T6468404
34 */
35
36import java.io.IOException;
37import java.net.URI;
38import java.util.Arrays;
39import java.util.Collections;
40import java.util.Set;
41import javax.annotation.processing.AbstractProcessor;
42import javax.annotation.processing.RoundEnvironment;
43import javax.annotation.processing.SupportedAnnotationTypes;
44import javax.annotation.processing.SupportedSourceVersion;
45import javax.annotation.processing.ProcessingEnvironment;
46import javax.lang.model.SourceVersion;
47import javax.lang.model.element.ExecutableElement;
48import javax.lang.model.element.TypeElement;
49import javax.lang.model.type.ExecutableType;
50import javax.lang.model.type.DeclaredType;
51import javax.lang.model.type.TypeMirror;
52import javax.lang.model.util.Elements;
53import javax.tools.JavaCompiler;
54import javax.tools.JavaFileObject;
55import javax.tools.SimpleJavaFileObject;
56import javax.tools.ToolProvider;
57
58public class T6468404 extends ToolTester {
59    void test(String... args) {
60        System.err.println("Compiling with sources:");
61        task = tool.getTask(
62                null, fm, null, null,
63                null, Collections.singleton(new DummyFO("C")));
64        task.setProcessors(Collections.singleton(new P()));
65        if (!task.call())
66            throw new AssertionError();
67
68        System.err.println("Compiling with binaries w/o -g:");
69        task = tool.getTask(
70                null, fm, null, null,
71                null, Collections.singleton(new DummyFO("Dummy")));
72        task.setProcessors(Collections.singleton(new P()));
73        if (!task.call())
74            throw new AssertionError();
75
76        task = tool.getTask(
77                null, fm, null,
78                Arrays.asList("-g"),
79                null, Collections.singleton(new DummyFO("C")));
80        if (!task.call())
81            throw new AssertionError();
82
83        System.err.println("Compiling with binaries w/ -g:");
84        task = tool.getTask(
85                null, fm, null, null,
86                null, Collections.singleton(new DummyFO("Dummy")));
87        task.setProcessors(Collections.singleton(new P()));
88        if (!task.call())
89            throw new AssertionError();
90    }
91    public static void main(String... args) throws IOException {
92        try (T6468404 t = new T6468404()) {
93            t.test(args);
94        }
95    }
96
97}
98
99class DummyFO extends SimpleJavaFileObject {
100    String n;
101    public DummyFO(String n) {
102        super(URI.create("nowhere:/" + n + ".java"), JavaFileObject.Kind.SOURCE);
103        this.n = n;
104    }
105    public CharSequence getCharContent(boolean ignoreEncodingErrors) throws IOException {
106        return "public class " + n + " {" + n + "(java.util.List<String> l) {}}";
107    }
108}
109
110@SupportedAnnotationTypes("*")
111class P extends AbstractProcessor {
112    boolean ran = false;
113
114    Elements elements;
115
116    @Override
117    public synchronized void init(ProcessingEnvironment processingEnv) {
118        super.init(processingEnv);
119        elements = processingEnv.getElementUtils();
120    }
121
122    ExecutableElement getFirstMethodIn(String name) {
123        return (ExecutableElement)elements.getTypeElement(name).getEnclosedElements().get(0);
124    }
125
126    boolean isParameterized(TypeMirror type) {
127        return !((DeclaredType)type).getTypeArguments().isEmpty();
128    }
129
130    @Override
131    public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
132        if (!ran) {
133            ran = true;
134            ExecutableElement m = getFirstMethodIn("C");
135            System.err.println("method: " + m);
136
137            TypeMirror type = (DeclaredType)m.getParameters().get(0).asType();
138            System.err.println("parameters[0]: " + type);
139            if (!isParameterized(type))
140                throw new AssertionError(type);
141
142            type = ((ExecutableType)m.asType()).getParameterTypes().get(0);
143            System.err.println("parameterTypes[0]: " + type);
144            if (!isParameterized(type))
145                throw new AssertionError(type);
146            System.err.println();
147        }
148        return true;
149    }
150
151    @Override
152    public SourceVersion getSupportedSourceVersion() {
153        return SourceVersion.latest();
154    }
155}
156