author | naoto |
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/* |
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* Copyright (c) 2006, 2017, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package javax.tools; |
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import javax.tools.JavaFileManager.Location; |
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import java.util.concurrent.*; |
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/** |
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* Standard locations of file objects. |
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* |
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* @author Peter von der Ahé |
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* @since 1.6 |
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*/ |
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public enum StandardLocation implements Location { |
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/** |
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* Location of new class files. |
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*/ |
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CLASS_OUTPUT, |
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/** |
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* Location of new source files. |
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*/ |
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SOURCE_OUTPUT, |
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/** |
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* Location to search for user class files. |
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*/ |
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CLASS_PATH, |
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/** |
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* Location to search for existing source files. |
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*/ |
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SOURCE_PATH, |
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/** |
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* Location to search for annotation processors. |
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*/ |
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ANNOTATION_PROCESSOR_PATH, |
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/** |
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* Location to search for modules containing annotation processors. |
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* @spec JPMS |
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* @since 9 |
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*/ |
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ANNOTATION_PROCESSOR_MODULE_PATH, |
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/** |
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* Location to search for platform classes. Sometimes called |
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* the boot class path. |
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*/ |
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PLATFORM_CLASS_PATH, |
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/** |
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* Location of new native header files. |
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* @since 1.8 |
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*/ |
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NATIVE_HEADER_OUTPUT, |
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/** |
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* Location to search for the source code of modules. |
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* @spec JPMS |
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* @since 9 |
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*/ |
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MODULE_SOURCE_PATH, |
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/** |
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* Location to search for upgradeable system modules. |
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* @spec JPMS |
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* @since 9 |
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*/ |
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UPGRADE_MODULE_PATH, |
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/** |
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* Location to search for system modules. |
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* @spec JPMS |
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* @since 9 |
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*/ |
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SYSTEM_MODULES, |
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/** |
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* Location to search for precompiled user modules. |
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* @spec JPMS |
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* @since 9 |
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*/ |
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MODULE_PATH, |
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/** |
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* Location to search for module patches. |
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* @spec JPMS |
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* @since 9 |
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*/ |
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PATCH_MODULE_PATH; |
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/** |
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* Returns a location object with the given name. The following |
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* property must hold: {@code locationFor(x) == |
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* locationFor(y)} if and only if {@code x.equals(y)}. |
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* The returned location will be an output location if and only if |
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* name ends with {@code "_OUTPUT"}. It will be considered to |
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* be a module-oriented location if the name contains the word |
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* {@code "MODULE"}. |
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* |
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* @param name a name |
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* @return a location |
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* |
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* @revised 9 |
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* @spec JPMS |
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*/ |
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public static Location locationFor(final String name) { |
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if (locations.isEmpty()) { |
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// can't use valueOf which throws IllegalArgumentException |
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for (Location location : values()) |
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locations.putIfAbsent(location.getName(), location); |
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} |
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name.getClass(); /* null-check */ |
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locations.putIfAbsent(name, new Location() { |
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@Override |
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public String getName() { return name; } |
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@Override |
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public boolean isOutputLocation() { return name.endsWith("_OUTPUT"); } |
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}); |
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return locations.get(name); |
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} |
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//where |
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private static final ConcurrentMap<String,Location> locations |
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= new ConcurrentHashMap<>(); |
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@Override |
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public String getName() { return name(); } |
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@Override |
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public boolean isOutputLocation() { |
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switch (this) { |
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case CLASS_OUTPUT: |
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case SOURCE_OUTPUT: |
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case NATIVE_HEADER_OUTPUT: |
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return true; |
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default: |
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return false; |
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} |
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} |
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/** |
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* {@inheritDoc} |
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* @since 9 |
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*/ |
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@Override |
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public boolean isModuleOrientedLocation() { |
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switch (this) { |
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case MODULE_SOURCE_PATH: |
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case ANNOTATION_PROCESSOR_MODULE_PATH: |
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case UPGRADE_MODULE_PATH: |
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case SYSTEM_MODULES: |
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case MODULE_PATH: |
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case PATCH_MODULE_PATH: |
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return true; |
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default: |
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return false; |
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} |
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} |
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} |