Tue, 21 May 2013 13:50:56 +0100
8005207: test has 2 @bug tags
Reviewed-by: mcimadamore
1 /*
2 * Copyright (c) 2006, 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 6472751
27 * @summary SourcePositions.getStartPos returns incorrect value for enum constants
28 * @author Peter Ahe
29 */
31 import com.sun.source.tree.CompilationUnitTree;
32 import com.sun.source.tree.Tree;
33 import com.sun.source.tree.Tree.Kind;
34 import com.sun.source.util.JavacTask;
35 import com.sun.source.util.SourcePositions;
36 import com.sun.source.util.TreeScanner;
37 import com.sun.source.util.Trees;
38 import com.sun.tools.javac.util.List;
39 import java.io.IOException;
40 import java.net.URI;
41 import javax.tools.JavaCompiler;
42 import javax.tools.JavaFileObject;
43 import javax.tools.SimpleJavaFileObject;
44 import javax.tools.ToolProvider;
46 public class T6472751 {
47 static class MyFileObject extends SimpleJavaFileObject {
48 public MyFileObject() {
49 super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE);
50 }
51 public CharSequence getCharContent(boolean ignoreEncodingErrors) {
52 return "public enum Test { ABC, DEF; }";
53 }
54 }
55 static Trees trees;
56 static SourcePositions positions;
57 public static void main(String[] args) throws IOException {
58 JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
59 JavacTask task = (JavacTask) compiler.getTask(null, null, null, null, null, List.of(new MyFileObject()));
60 trees = Trees.instance(task);
61 positions = trees.getSourcePositions();
62 Iterable<? extends CompilationUnitTree> asts = task.parse();
63 for (CompilationUnitTree ast : asts) {
64 new MyVisitor().scan(ast, null);
65 }
66 }
68 static class MyVisitor extends TreeScanner<Void,Void> {
69 @Override
70 public Void scan(Tree node, Void ignored) {
71 if (node == null)
72 return null;
73 Kind k = node.getKind();
74 long pos = positions.getStartPosition(null,node);
75 System.out.format("%s: %s%n", k, pos);
76 if (k != Kind.MODIFIERS && pos < 0)
77 throw new Error("unexpected position found");
78 return super.scan(node, ignored);
79 }
80 }
81 }