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src/share/classes/javax/tools/StandardLocation.java@959103a6100f (annotated)

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

Wed, 27 Apr 2016 01:34:52 +0800

author

aoqi

date

Wed, 27 Apr 2016 01:34:52 +0800

changeset 0

959103a6100f

child 2525

2eb010b6cb22

permissions

-rw-r--r--

Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/langtools/
changeset: 2573:53ca196be1ae
tag: jdk8u25-b17

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2006, 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation. Oracle designates this
aoqi@0	8	* particular file as subject to the "Classpath" exception as provided
aoqi@0	9	* by Oracle in the LICENSE file that accompanied this code.
aoqi@0	10	*
aoqi@0	11	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	12	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	13	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	14	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	15	* accompanied this code).
aoqi@0	16	*
aoqi@0	17	* You should have received a copy of the GNU General Public License version
aoqi@0	18	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	19	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	20	*
aoqi@0	21	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	22	* or visit www.oracle.com if you need additional information or have any
aoqi@0	23	* questions.
aoqi@0	24	*/
aoqi@0	25
aoqi@0	26	package javax.tools;
aoqi@0	27
aoqi@0	28	import javax.tools.JavaFileManager.Location;
aoqi@0	29
aoqi@0	30	import java.util.concurrent.*;
aoqi@0	31
aoqi@0	32	/**
aoqi@0	33	* Standard locations of file objects.
aoqi@0	34	*
aoqi@0	35	* @author Peter von der Ahé
aoqi@0	36	* @since 1.6
aoqi@0	37	*/
aoqi@0	38	public enum StandardLocation implements Location {
aoqi@0	39
aoqi@0	40	/**
aoqi@0	41	* Location of new class files.
aoqi@0	42	*/
aoqi@0	43	CLASS_OUTPUT,
aoqi@0	44
aoqi@0	45	/**
aoqi@0	46	* Location of new source files.
aoqi@0	47	*/
aoqi@0	48	SOURCE_OUTPUT,
aoqi@0	49
aoqi@0	50	/**
aoqi@0	51	* Location to search for user class files.
aoqi@0	52	*/
aoqi@0	53	CLASS_PATH,
aoqi@0	54
aoqi@0	55	/**
aoqi@0	56	* Location to search for existing source files.
aoqi@0	57	*/
aoqi@0	58	SOURCE_PATH,
aoqi@0	59
aoqi@0	60	/**
aoqi@0	61	* Location to search for annotation processors.
aoqi@0	62	*/
aoqi@0	63	ANNOTATION_PROCESSOR_PATH,
aoqi@0	64
aoqi@0	65	/**
aoqi@0	66	* Location to search for platform classes. Sometimes called
aoqi@0	67	* the boot class path.
aoqi@0	68	*/
aoqi@0	69	PLATFORM_CLASS_PATH,
aoqi@0	70
aoqi@0	71	/**
aoqi@0	72	* Location of new native header files.
aoqi@0	73	* @since 1.8
aoqi@0	74	*/
aoqi@0	75	NATIVE_HEADER_OUTPUT;
aoqi@0	76
aoqi@0	77	/**
aoqi@0	78	* Gets a location object with the given name. The following
aoqi@0	79	* property must hold: {@code locationFor(x) ==
aoqi@0	80	* locationFor(y)} if and only if {@code x.equals(y)}.
aoqi@0	81	* The returned location will be an output location if and only if
aoqi@0	82	* name ends with {@code "_OUTPUT"}.
aoqi@0	83	*
aoqi@0	84	* @param name a name
aoqi@0	85	* @return a location
aoqi@0	86	*/
aoqi@0	87	public static Location locationFor(final String name) {
aoqi@0	88	if (locations.isEmpty()) {
aoqi@0	89	// can't use valueOf which throws IllegalArgumentException
aoqi@0	90	for (Location location : values())
aoqi@0	91	locations.putIfAbsent(location.getName(), location);
aoqi@0	92	}
aoqi@0	93	locations.putIfAbsent(name.toString(/* null-check */), new Location() {
aoqi@0	94	public String getName() { return name; }
aoqi@0	95	public boolean isOutputLocation() { return name.endsWith("_OUTPUT"); }
aoqi@0	96	});
aoqi@0	97	return locations.get(name);
aoqi@0	98	}
aoqi@0	99	//where
aoqi@0	100	private static final ConcurrentMap<String,Location> locations
aoqi@0	101	= new ConcurrentHashMap<String,Location>();
aoqi@0	102
aoqi@0	103	public String getName() { return name(); }
aoqi@0	104
aoqi@0	105	public boolean isOutputLocation() {
aoqi@0	106	switch (this) {
aoqi@0	107	case CLASS_OUTPUT:
aoqi@0	108	case SOURCE_OUTPUT:
aoqi@0	109	case NATIVE_HEADER_OUTPUT:
aoqi@0	110	return true;
aoqi@0	111	default:
aoqi@0	112	return false;
aoqi@0	113	}
aoqi@0	114	}
aoqi@0	115	}