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

Mon, 25 Mar 2013 16:55:14 -0700

author
mfang
date
Mon, 25 Mar 2013 16:55:14 -0700
changeset 1658
fdf30b225e1c
parent 1359
25e14ad23cef
child 2525
2eb010b6cb22
permissions
-rw-r--r--

8010521: jdk8 l10n resource file translation update 2
Reviewed-by: naoto, yhuang

     1 /*
     2  * Copyright (c) 2001, 2012, 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  */
    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  *
    37  *  <p><b>This is NOT part of any supported API.
    38  *  If you write code that depends on this, you do so at your own risk.
    39  *  This code and its internal interfaces are subject to change or
    40  *  deletion without notice.</b>
    41  *
    42  *  @author Neal Gafter
    43  */
    44 public class JavadocClassReader extends ClassReader {
    46     public static JavadocClassReader instance0(Context context) {
    47         ClassReader instance = context.get(classReaderKey);
    48         if (instance == null)
    49             instance = new JavadocClassReader(context);
    50         return (JavadocClassReader)instance;
    51     }
    53     public static void preRegister(Context context) {
    54         context.put(classReaderKey, new Context.Factory<ClassReader>() {
    55             public ClassReader make(Context c) {
    56                 return new JavadocClassReader(c);
    57             }
    58         });
    59     }
    61     private DocEnv docenv;
    62     private EnumSet<JavaFileObject.Kind> all = EnumSet.of(JavaFileObject.Kind.CLASS,
    63                                                           JavaFileObject.Kind.SOURCE,
    64                                                           JavaFileObject.Kind.HTML);
    65     private EnumSet<JavaFileObject.Kind> noSource = EnumSet.of(JavaFileObject.Kind.CLASS,
    66                                                                JavaFileObject.Kind.HTML);
    68     public JavadocClassReader(Context context) {
    69         super(context, true);
    70         docenv = DocEnv.instance(context);
    71         preferSource = true;
    72     }
    74     /**
    75      * Override getPackageFileKinds to include search for package.html
    76      */
    77     @Override
    78     protected EnumSet<JavaFileObject.Kind> getPackageFileKinds() {
    79         return docenv.docClasses ? noSource : all;
    80     }
    82     /**
    83      * Override extraFileActions to check for package documentation
    84      */
    85     @Override
    86     protected void extraFileActions(PackageSymbol pack, JavaFileObject fo) {
    87         if (fo.isNameCompatible("package", JavaFileObject.Kind.HTML))
    88             docenv.getPackageDoc(pack).setDocPath(fo);
    89     }
    90 }

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