JavadocClassFinder.java revision 3827:44bdefe64114
1/* 2 * Copyright (c) 2001, 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26package com.sun.tools.javadoc.main; 27 28import java.util.EnumSet; 29import javax.tools.JavaFileObject; 30 31import com.sun.tools.javac.code.Symbol.PackageSymbol; 32import com.sun.tools.javac.code.ClassFinder; 33import com.sun.tools.javac.util.Context; 34import com.sun.tools.javac.util.Context.Factory; 35 36/** Javadoc uses an extended class finder that records package.html entries 37 * 38 * <p><b>This is NOT part of any supported API. 39 * If you write code that depends on this, you do so at your own risk. 40 * This code and its internal interfaces are subject to change or 41 * deletion without notice.</b> 42 * 43 * @author Neal Gafter 44 */ 45@Deprecated 46public class JavadocClassFinder extends ClassFinder { 47 48 public static JavadocClassFinder instance(Context context) { 49 ClassFinder instance = context.get(classFinderKey); 50 if (instance == null) 51 instance = new JavadocClassFinder(context); 52 return (JavadocClassFinder)instance; 53 } 54 55 public static void preRegister(Context context) { 56 context.put(classFinderKey, (Factory<ClassFinder>)JavadocClassFinder::new); 57 } 58 59 private DocEnv docenv; 60 private EnumSet<JavaFileObject.Kind> all = EnumSet.of(JavaFileObject.Kind.CLASS, 61 JavaFileObject.Kind.SOURCE, 62 JavaFileObject.Kind.HTML); 63 private EnumSet<JavaFileObject.Kind> noSource = EnumSet.of(JavaFileObject.Kind.CLASS, 64 JavaFileObject.Kind.HTML); 65 66 public JavadocClassFinder(Context context) { 67 super(context); 68 docenv = DocEnv.instance(context); 69 preferSource = true; 70 } 71 72 /** 73 * Override getPackageFileKinds to include search for package.html 74 */ 75 @Override 76 protected EnumSet<JavaFileObject.Kind> getPackageFileKinds() { 77 return docenv.docClasses ? noSource : all; 78 } 79 80 /** 81 * Override extraFileActions to check for package documentation 82 */ 83 @Override 84 protected void extraFileActions(PackageSymbol pack, JavaFileObject fo) { 85 if (fo.isNameCompatible("package", JavaFileObject.Kind.HTML)) 86 docenv.getPackageDoc(pack).setDocPath(fo); 87 } 88} 89