src/share/classes/javax/tools/StandardLocation.java

Mon, 10 Dec 2012 16:21:26 +0000

author
vromero
date
Mon, 10 Dec 2012 16:21:26 +0000
changeset 1442
fcf89720ae71
parent 1230
b14d9583ce92
child 2525
2eb010b6cb22
permissions
-rw-r--r--

8003967: detect and remove all mutable implicit static enum fields in langtools
Reviewed-by: jjg

duke@1 1 /*
jjg@1230 2 * Copyright (c) 2006, 2012, Oracle and/or its affiliates. All rights reserved.
duke@1 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1 4 *
duke@1 5 * This code is free software; you can redistribute it and/or modify it
duke@1 6 * under the terms of the GNU General Public License version 2 only, as
ohair@554 7 * published by the Free Software Foundation. Oracle designates this
duke@1 8 * particular file as subject to the "Classpath" exception as provided
ohair@554 9 * by Oracle in the LICENSE file that accompanied this code.
duke@1 10 *
duke@1 11 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@1 14 * version 2 for more details (a copy is included in the LICENSE file that
duke@1 15 * accompanied this code).
duke@1 16 *
duke@1 17 * You should have received a copy of the GNU General Public License version
duke@1 18 * 2 along with this work; if not, write to the Free Software Foundation,
duke@1 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1 20 *
ohair@554 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554 22 * or visit www.oracle.com if you need additional information or have any
ohair@554 23 * questions.
duke@1 24 */
duke@1 25
duke@1 26 package javax.tools;
duke@1 27
duke@1 28 import javax.tools.JavaFileManager.Location;
duke@1 29
duke@1 30 import java.util.concurrent.*;
duke@1 31
duke@1 32 /**
duke@1 33 * Standard locations of file objects.
duke@1 34 *
duke@1 35 * @author Peter von der Ahé
duke@1 36 * @since 1.6
duke@1 37 */
duke@1 38 public enum StandardLocation implements Location {
duke@1 39
duke@1 40 /**
duke@1 41 * Location of new class files.
duke@1 42 */
duke@1 43 CLASS_OUTPUT,
duke@1 44
duke@1 45 /**
duke@1 46 * Location of new source files.
duke@1 47 */
duke@1 48 SOURCE_OUTPUT,
duke@1 49
duke@1 50 /**
duke@1 51 * Location to search for user class files.
duke@1 52 */
duke@1 53 CLASS_PATH,
duke@1 54
duke@1 55 /**
duke@1 56 * Location to search for existing source files.
duke@1 57 */
duke@1 58 SOURCE_PATH,
duke@1 59
duke@1 60 /**
duke@1 61 * Location to search for annotation processors.
duke@1 62 */
duke@1 63 ANNOTATION_PROCESSOR_PATH,
duke@1 64
duke@1 65 /**
duke@1 66 * Location to search for platform classes. Sometimes called
duke@1 67 * the boot class path.
duke@1 68 */
jjg@1230 69 PLATFORM_CLASS_PATH,
jjg@1230 70
jjg@1230 71 /**
jjg@1230 72 * Location of new native header files.
jjg@1230 73 * @since 1.8
jjg@1230 74 */
jjg@1230 75 NATIVE_HEADER_OUTPUT;
duke@1 76
duke@1 77 /**
duke@1 78 * Gets a location object with the given name. The following
duke@1 79 * property must hold: {@code locationFor(x) ==
duke@1 80 * locationFor(y)} if and only if {@code x.equals(y)}.
duke@1 81 * The returned location will be an output location if and only if
duke@1 82 * name ends with {@code "_OUTPUT"}.
duke@1 83 *
duke@1 84 * @param name a name
duke@1 85 * @return a location
duke@1 86 */
duke@1 87 public static Location locationFor(final String name) {
duke@1 88 if (locations.isEmpty()) {
duke@1 89 // can't use valueOf which throws IllegalArgumentException
duke@1 90 for (Location location : values())
duke@1 91 locations.putIfAbsent(location.getName(), location);
duke@1 92 }
duke@1 93 locations.putIfAbsent(name.toString(/* null-check */), new Location() {
duke@1 94 public String getName() { return name; }
duke@1 95 public boolean isOutputLocation() { return name.endsWith("_OUTPUT"); }
duke@1 96 });
duke@1 97 return locations.get(name);
duke@1 98 }
duke@1 99 //where
vromero@1442 100 private static final ConcurrentMap<String,Location> locations
duke@1 101 = new ConcurrentHashMap<String,Location>();
duke@1 102
duke@1 103 public String getName() { return name(); }
duke@1 104
duke@1 105 public boolean isOutputLocation() {
jjg@1230 106 switch (this) {
jjg@1230 107 case CLASS_OUTPUT:
jjg@1230 108 case SOURCE_OUTPUT:
jjg@1230 109 case NATIVE_HEADER_OUTPUT:
jjg@1230 110 return true;
jjg@1230 111 default:
jjg@1230 112 return false;
jjg@1230 113 }
duke@1 114 }
duke@1 115 }

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