T6972327.java revision 2933:49d207bf704d 
1/*
2 * Copyright (c) 2008, 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 * @bug 6972327
27 * @summary JCTree.pos incorrect for annotations without modifiers and package
28 * @modules jdk.compiler/com.sun.tools.javac.api
29 */
30
31import com.sun.source.tree.*;
32import com.sun.source.util.Trees;
33import com.sun.tools.javac.api.*;
34import com.sun.tools.javac.tree.*;
35import com.sun.tools.javac.tree.JCTree.*;
36import java.net.URI;
37import java.util.Arrays;
38import javax.tools.*;
39
40public class T6972327 {
41
42    public static void main(String[] args) throws Exception {
43        final String bootPath = System.getProperty("sun.boot.class.path"); //NOI18N
44        final JavaCompiler tool = ToolProvider.getSystemJavaCompiler();
45        assert tool != null;
46
47        String code = "\n@interface Test {}";
48
49        JavacTaskImpl ct = (JavacTaskImpl) tool.getTask(null, null, null,
50            Arrays.asList("-bootclasspath", bootPath, "-Xjcov"), null, Arrays.asList(new MyFileObject(code)));
51        CompilationUnitTree cut = ct.parse().iterator().next();
52        ClassTree clazz = (ClassTree) cut.getTypeDecls().get(0);
53        Trees t = Trees.instance(ct);
54
55        long pos = t.getSourcePositions().getStartPosition(cut, clazz);
56        if (pos != code.indexOf(code.trim()))
57            throw new IllegalStateException("Unexpected position=" + pos);
58    }
59
60    static class MyFileObject extends SimpleJavaFileObject {
61        private String text;
62
63        public MyFileObject(String text) {
64            super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE);
65            this.text = text;
66        }
67
68        @Override
69        public CharSequence getCharContent(boolean ignoreEncodingErrors) {
70            return text;
71        }
72    }
73}
74