1 | /* |
2 | * Copyright 2006 Sun Microsystems, Inc. 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. Sun designates this |
8 | * particular file as subject to the "Classpath" exception as provided |
9 | * by Sun in the LICENSE file that accompanied this code. |
10 | * |
11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
14 | * version 2 for more details (a copy is included in the LICENSE file that |
15 | * accompanied this code). |
16 | * |
17 | * You should have received a copy of the GNU General Public License version |
18 | * 2 along with this work; if not, write to the Free Software Foundation, |
19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
20 | * |
21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
23 | * have any questions. |
24 | */ |
25 | |
26 | package javax.tools; |
27 | |
28 | import javax.tools.JavaFileManager.Location; |
29 | |
30 | import java.io.File; |
31 | import java.util.*; |
32 | import java.util.concurrent.*; |
33 | |
34 | /** |
35 | * Standard locations of file objects. |
36 | * |
37 | * @author Peter von der Ahé |
38 | * @since 1.6 |
39 | */ |
40 | public enum StandardLocation implements Location { |
41 | |
42 | /** |
43 | * Location of new class files. |
44 | */ |
45 | CLASS_OUTPUT, |
46 | |
47 | /** |
48 | * Location of new source files. |
49 | */ |
50 | SOURCE_OUTPUT, |
51 | |
52 | /** |
53 | * Location to search for user class files. |
54 | */ |
55 | CLASS_PATH, |
56 | |
57 | /** |
58 | * Location to search for existing source files. |
59 | */ |
60 | SOURCE_PATH, |
61 | |
62 | /** |
63 | * Location to search for annotation processors. |
64 | */ |
65 | ANNOTATION_PROCESSOR_PATH, |
66 | |
67 | /** |
68 | * Location to search for platform classes. Sometimes called |
69 | * the boot class path. |
70 | */ |
71 | PLATFORM_CLASS_PATH; |
72 | |
73 | /** |
74 | * Gets a location object with the given name. The following |
75 | * property must hold: {@code locationFor(x) == |
76 | * locationFor(y)} if and only if {@code x.equals(y)}. |
77 | * The returned location will be an output location if and only if |
78 | * name ends with {@code "_OUTPUT"}. |
79 | * |
80 | * @param name a name |
81 | * @return a location |
82 | */ |
83 | public static Location locationFor(final String name) { |
84 | if (locations.isEmpty()) { |
85 | // can't use valueOf which throws IllegalArgumentException |
86 | for (Location location : values()) |
87 | locations.putIfAbsent(location.getName(), location); |
88 | } |
89 | locations.putIfAbsent(name.toString(/* null-check */), new Location() { |
90 | public String getName() { return name; } |
91 | public boolean isOutputLocation() { return name.endsWith("_OUTPUT"); } |
92 | }); |
93 | return locations.get(name); |
94 | } |
95 | //where |
96 | private static ConcurrentMap<String,Location> locations |
97 | = new ConcurrentHashMap<String,Location>(); |
98 | |
99 | public String getName() { return name(); } |
100 | |
101 | public boolean isOutputLocation() { |
102 | return this == CLASS_OUTPUT || this == SOURCE_OUTPUT; |
103 | } |
104 | } |