| 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 | } |