diff -r 024ed9c9ed13 -r 83c19f00452c langtools/src/java.compiler/share/classes/javax/tools/StandardLocation.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/langtools/src/java.compiler/share/classes/javax/tools/StandardLocation.java Sun Aug 17 15:52:32 2014 +0100 @@ -0,0 +1,115 @@ +/* + * Copyright (c) 2006, 2014, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle in the LICENSE file that accompanied this code. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +package javax.tools; + +import javax.tools.JavaFileManager.Location; + +import java.util.concurrent.*; + +/** + * Standard locations of file objects. + * + * @author Peter von der Ahé + * @since 1.6 + */ +public enum StandardLocation implements Location { + + /** + * Location of new class files. + */ + CLASS_OUTPUT, + + /** + * Location of new source files. + */ + SOURCE_OUTPUT, + + /** + * Location to search for user class files. + */ + CLASS_PATH, + + /** + * Location to search for existing source files. + */ + SOURCE_PATH, + + /** + * Location to search for annotation processors. + */ + ANNOTATION_PROCESSOR_PATH, + + /** + * Location to search for platform classes. Sometimes called + * the boot class path. + */ + PLATFORM_CLASS_PATH, + + /** + * Location of new native header files. + * @since 1.8 + */ + NATIVE_HEADER_OUTPUT; + + /** + * Returns a location object with the given name. The following + * property must hold: {@code locationFor(x) == + * locationFor(y)} if and only if {@code x.equals(y)}. + * The returned location will be an output location if and only if + * name ends with {@code "_OUTPUT"}. + * + * @param name a name + * @return a location + */ + public static Location locationFor(final String name) { + if (locations.isEmpty()) { + // can't use valueOf which throws IllegalArgumentException + for (Location location : values()) + locations.putIfAbsent(location.getName(), location); + } + locations.putIfAbsent(name.toString(/* null-check */), new Location() { + public String getName() { return name; } + public boolean isOutputLocation() { return name.endsWith("_OUTPUT"); } + }); + return locations.get(name); + } + //where + private static final ConcurrentMap locations + = new ConcurrentHashMap<>(); + + public String getName() { return name(); } + + public boolean isOutputLocation() { + switch (this) { + case CLASS_OUTPUT: + case SOURCE_OUTPUT: + case NATIVE_HEADER_OUTPUT: + return true; + default: + return false; + } + } +}