Tue, 10 Apr 2012 08:15:25 -0700
7074397: Build infrastructure changes (makefile re-write)
Summary: New makefiles transition, old and new living side by side for now.
Reviewed-by: ohair, jjg, dholmes, ohrstrom, erikj, ihse, tgranat, ykantser
Contributed-by: ohrstrom <fredrik.ohrstrom@oracle.com>, erikj <erik.joelsson@oracle.com>, ihse <magnus.ihse.bursie@oracle.com>, tgranat <torbjorn.granat@oracle.com>, ykantser <yekaterina.kantserova@oracle.com>
1 /*
2 * Copyright (c) 2006, 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 6473148
27 * @summary TreePath.iterator() throws NPE
28 */
29 import java.io.*;
30 import java.util.Arrays;
31 import java.util.Iterator;
32 import java.util.Set;
34 import javax.annotation.processing.*;
35 import javax.lang.model.SourceVersion;
36 import javax.lang.model.element.Element;
37 import javax.lang.model.element.TypeElement;
38 import javax.lang.model.util.ElementFilter;
39 import javax.tools.JavaCompiler;
40 import javax.tools.JavaFileObject;
41 import javax.tools.StandardJavaFileManager;
42 import javax.tools.ToolProvider;
44 import com.sun.source.tree.Tree;
45 import com.sun.source.util.*;
47 @SupportedAnnotationTypes("*")
48 public class TestTreePath extends AbstractProcessor {
50 @Override
51 public boolean process(Set<? extends TypeElement> annotations,
52 RoundEnvironment roundEnv) {
53 final Trees trees = Trees.instance(this.processingEnv);
54 for (Element element : ElementFilter.typesIn(roundEnv.getRootElements())) {
55 checkTreePath(trees, element, 2);
56 for (Element member : element.getEnclosedElements())
57 checkTreePath(trees, member, 3);
58 }
59 return true;
60 }
62 private void checkTreePath(Trees trees, Element element, int expectedLength) {
63 TreePath path = trees.getPath(element);
64 assert path != null;
66 int enhancedLength = 0;
67 for (Tree tree : path)
68 ++enhancedLength;
70 if (enhancedLength != expectedLength)
71 throw new RuntimeException("found path length is wrong");
73 int normalLoopLength = 0;
74 Iterator<Tree> iter = path.iterator();
75 while (iter.hasNext()) {
76 iter.next();
77 ++normalLoopLength;
78 }
79 if (normalLoopLength != expectedLength)
80 throw new RuntimeException("found path length is wrong");
82 TreePath curr = path;
83 // using getParent
84 int whileLoopLength = 0;
85 while (curr != null) {
86 ++whileLoopLength;
87 curr = curr.getParentPath();
88 }
89 if (whileLoopLength != expectedLength)
90 throw new RuntimeException("found path length is wrong");
91 }
93 @Override
94 public SourceVersion getSupportedSourceVersion() {
95 return SourceVersion.latest();
96 }
98 File writeTestFile() throws IOException {
99 File f = new File("Test.java");
100 PrintWriter out = new PrintWriter(new FileWriter(f));
101 out.println("class Test { void method() { } }");
102 out.close();
103 return f;
104 }
106 public void run() throws IOException {
107 JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
108 StandardJavaFileManager fileManager
109 = compiler.getStandardFileManager(null, null, null);
110 Iterable<? extends JavaFileObject> tests
111 = fileManager.getJavaFileObjects(writeTestFile());
113 JavaCompiler.CompilationTask task =
114 ToolProvider.getSystemJavaCompiler().getTask(
115 null, null, null,
116 Arrays.asList("-processor", this.getClass().getName()), null,
117 tests);
118 task.call();
119 }
121 public static void main(String[] args) throws IOException {
122 new TestTreePath().run();
123 }
124 }