src/share/classes/com/sun/tools/javadoc/JavadocClassReader.java

Tue, 20 Jan 2009 15:17:45 -0800

author
jjg
date
Tue, 20 Jan 2009 15:17:45 -0800
changeset 197
1bf037016426
parent 62
07c916ecfc71
child 229
03bcd66bd8e7
permissions
-rw-r--r--

6794582: javadoc should read files using a FileManager
Reviewed-by: darcy, bpatel

     1 /*
     2  * Copyright 2001-2008 Sun Microsystems, Inc.  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.  Sun designates this
     8  * particular file as subject to the "Classpath" exception as provided
     9  * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
    22  * CA 95054 USA or visit www.sun.com if you need additional information or
    23  * have any questions.
    24  */
    26 package com.sun.tools.javadoc;
    28 import java.util.EnumSet;
    29 import javax.tools.JavaFileObject;
    31 import com.sun.tools.javac.code.Symbol.PackageSymbol;
    32 import com.sun.tools.javac.jvm.ClassReader;
    33 import com.sun.tools.javac.util.Context;
    35 /** Javadoc uses an extended class reader that records package.html entries
    36  *  @author Neal Gafter
    37  */
    38 class JavadocClassReader extends ClassReader {
    40     public static JavadocClassReader instance0(Context context) {
    41         ClassReader instance = context.get(classReaderKey);
    42         if (instance == null)
    43             instance = new JavadocClassReader(context);
    44         return (JavadocClassReader)instance;
    45     }
    47     public static void preRegister(final Context context) {
    48         context.put(classReaderKey, new Context.Factory<ClassReader>() {
    49             public ClassReader make() {
    50                 return new JavadocClassReader(context);
    51             }
    52         });
    53     }
    55     private DocEnv docenv;
    56     private EnumSet<JavaFileObject.Kind> all = EnumSet.of(JavaFileObject.Kind.CLASS,
    57                                                           JavaFileObject.Kind.SOURCE,
    58                                                           JavaFileObject.Kind.HTML);
    59     private EnumSet<JavaFileObject.Kind> noSource = EnumSet.of(JavaFileObject.Kind.CLASS,
    60                                                                JavaFileObject.Kind.HTML);
    62     private JavadocClassReader(Context context) {
    63         super(context, true);
    64         docenv = DocEnv.instance(context);
    65     }
    67     /**
    68      * Override getPackageFileKinds to include search for package.html
    69      */
    70     @Override
    71     protected EnumSet<JavaFileObject.Kind> getPackageFileKinds() {
    72         return docenv.docClasses ? noSource : all;
    73     }
    75     /**
    76      * Override extraFileActions to check for package documentation
    77      */
    78     @Override
    79     protected void extraFileActions(PackageSymbol pack, JavaFileObject fo) {
    80         if (fo.isNameCompatible("package", JavaFileObject.Kind.HTML))
    81             docenv.getPackageDoc(pack).setDocPath(fo);
    82     }
    83 }

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