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115 lines
3.4 KiB
Java
115 lines
3.4 KiB
Java
/*
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* Copyright (c) 2006, 2012, 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 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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* Gets 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"}.
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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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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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locations.putIfAbsent(name.toString(/* null-check */), new Location() {
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public String getName() { return name; }
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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<String,Location>();
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public String getName() { return name(); }
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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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