Mon, 16 Sep 2013 14:13:44 +0200
8021112: Spurious unchecked warning reported by javac
6480588: No way to suppress deprecation warnings when implementing deprecated interface
Summary: Fixing DeferredLintHandler configuration, so lint warnings are reported with correct @SuppressWarnings settings
Reviewed-by: jjg, vromero
1 /*
2 * Copyright (c) 2006, 2013, 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 import java.io.File;
25 import java.io.IOException;
26 import java.nio.charset.Charset;
27 import java.util.*;
28 import javax.tools.*;
30 import static javax.tools.StandardLocation.CLASS_PATH;
31 import static javax.tools.StandardLocation.SOURCE_PATH;
32 import static javax.tools.StandardLocation.CLASS_OUTPUT;
34 public class ToolTester {
35 public final File test_src = new File(System.getProperty("test.src", "."));
36 public final File test_classes = new File(System.getProperty("test.classes", "."));
37 public final List<File> test_class_path = pathToFiles(System.getProperty("test.class.path"),
38 Arrays.asList(test_classes));
39 public final JavaCompiler tool = ToolProvider.getSystemJavaCompiler();
40 public final StandardJavaFileManager fm = getFileManager(tool, null, null);
41 public JavaCompiler.CompilationTask task = null;
42 public final StandardJavaFileManager getFileManager(JavaCompiler tool,
43 DiagnosticListener<JavaFileObject> dl,
44 Charset encoding) {
45 StandardJavaFileManager fm = tool.getStandardFileManager(dl, null, encoding);
46 try {
47 fm.setLocation(SOURCE_PATH, Arrays.asList(test_src));
48 fm.setLocation(CLASS_PATH, test_class_path);
49 fm.setLocation(CLASS_OUTPUT, Arrays.asList(test_classes));
50 } catch (IOException e) {
51 throw new AssertionError(e);
52 }
53 return fm;
54 }
56 protected List<File> pathToFiles(String path, List<File> defaultPath) {
57 List<File> files = new ArrayList<>();
58 for (String f: path.split(File.pathSeparator)) {
59 if (f.isEmpty())
60 continue;
61 File file = new File(f);
62 if (file.exists())
63 files.add(file);
64 }
65 if (files.isEmpty())
66 files.addAll(defaultPath);
67 return files;
68 }
70 protected <T> List<T> join(List<T> a, List<T> b) {
71 if (a.isEmpty())
72 return b;
73 if (b.isEmpty())
74 return a;
75 List<T> result = new ArrayList<>();
76 result.addAll(a);
77 result.addAll(b);
78 return result;
79 }
80 }