1/*
2 * Copyright (c) 2006, 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     6400207
27 * @summary JSR 199: JavaFileManager.list and unset location
28 * @author  Peter von der Ah\u00e9
29 * @modules java.compiler
30 *          jdk.compiler
31 */
32
33import java.util.*;
34import javax.tools.*;
35import static javax.tools.StandardLocation.*;
36import static javax.tools.JavaFileObject.Kind.*;
37
38public class T6400207 {
39    static void testList(JavaFileManager fm,
40                    JavaFileManager.Location location,
41                    String packageName,
42                    Set<JavaFileObject.Kind> kinds) throws Exception {
43        boolean expectNpe =
44            location == null ||
45            packageName == null ||
46            kinds == null;
47        try {
48            fm.list(location, packageName, kinds, false);
49            if (expectNpe) {
50                String message = "NullPointerException not thrown";
51                if (location == null)
52                    throw new AssertionError(message + " (location is null)");
53                if (packageName == null)
54                    throw new AssertionError(message + " (packageName is null)");
55                if (kinds == null)
56                    throw new AssertionError(message + " (kinds is null)");
57                throw new AssertionError(message);
58            }
59        } catch (NullPointerException e) {
60            if (!expectNpe)
61                throw e;
62        }
63    }
64
65    public static void main(String... args) throws Exception {
66        try (JavaFileManager fm =
67                ToolProvider.getSystemJavaCompiler().getStandardFileManager(null, null, null)) {
68            JavaFileManager.Location bogusLocation = locationFor("bogus");
69            JavaFileManager.Location knownLocation = CLASS_PATH;
70            String packageName = "java.lang";
71            Set<JavaFileObject.Kind> kinds = EnumSet.of(CLASS);
72
73            for (StandardLocation location : StandardLocation.values()) {
74                if (location != locationFor(location.getName()))
75                    throw new AssertionError(location + " != locationFor(" +
76                                             location.getName() + ")");
77            }
78
79            testList(fm, null, null, null);
80            testList(fm, bogusLocation, packageName, kinds);
81            testList(fm, knownLocation, packageName, kinds);
82            testList(fm, null, packageName, kinds);
83            testList(fm, knownLocation, null, kinds);
84            testList(fm, knownLocation, packageName, null);
85            testList(fm, bogusLocation, null, kinds);
86            testList(fm, bogusLocation, packageName, null);
87
88            System.err.println("Test PASSED.");
89        }
90    }
91}
92