jdk8-mips64-public/langtools: src/share/classes/com/sun/tools/doclets/internal/toolkit/util/IndexBuilder.java@8db45b13526e (annotated)

src/share/classes/com/sun/tools/doclets/internal/toolkit/util/IndexBuilder.java@8db45b13526e (annotated)

src/share/classes/com/sun/tools/doclets/internal/toolkit/util/IndexBuilder.java

Mon, 15 Oct 2012 17:07:55 -0700

author: jjg
date: Mon, 15 Oct 2012 17:07:55 -0700
changeset 1364: 8db45b13526e
parent 1359: 25e14ad23cef
child 1606: ccbe7ffdd867
permissions: -rw-r--r--

8000666: javadoc should write directly to Writer instead of composing strings
Reviewed-by: bpatel

 /*
  * Copyright (c) 1998, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this
  * particular file as subject to the "Classpath" exception as provided
  * by Oracle in the LICENSE file that accompanied this code.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */
 package com.sun.tools.doclets.internal.toolkit.util;
 import java.util.*;
 import com.sun.javadoc.*;
 import com.sun.tools.doclets.internal.toolkit.*;
 /**
  * Build the mapping of each Unicode character with it's member lists
  * containing members names starting with it. Also build a list for all the
  * Unicode characters which start a member name. Member name is
  * classkind or field or method or constructor name.
  *
  *  <p><b>This is NOT part of any supported API.
  *  If you write code that depends on this, you do so at your own risk.
  *  This code and its internal interfaces are subject to change or
  *  deletion without notice.</b>
  *
  * @since 1.2
  * @see java.lang.Character
  * @author Atul M Dambalkar
  */
 public class IndexBuilder {
     /**
      * Mapping of each Unicode Character with the member list containing
      * members with names starting with it.
      */
     private Map<Character,List<Doc>> indexmap = new HashMap<Character,List<Doc>>();
     /**
      * Don't generate deprecated information if true.
      */
     private boolean noDeprecated;
     /**
      * Build this Index only for classes?
      */
     private boolean classesOnly;
     // make ProgramElementDoc[] when new toArray is available
     protected final Object[] elements;
     /**
      * A comparator used to sort classes and members.
      * Note:  Maybe this compare code belongs in the tool?
      */
     private class DocComparator implements Comparator<Doc> {
         public int compare(Doc d1, Doc d2) {
             String doc1 = d1.name();
             String doc2 = d2.name();
             int compareResult;
             if ((compareResult = doc1.compareToIgnoreCase(doc2)) != 0) {
                 return compareResult;
             } else if (d1 instanceof ProgramElementDoc && d2 instanceof ProgramElementDoc) {
                  doc1 = (((ProgramElementDoc) d1).qualifiedName());
                  doc2 = (((ProgramElementDoc) d2).qualifiedName());
                  return doc1.compareToIgnoreCase(doc2);
             } else {
                 return 0;
             }
         }
     }
     /**
      * Constructor. Build the index map.
      *
      * @param configuration the current configuration of the doclet.
      * @param noDeprecated  true if -nodeprecated option is used,
      *                      false otherwise.
      */
     public IndexBuilder(Configuration configuration, boolean noDeprecated) {
         this(configuration, noDeprecated, false);
     }
     /**
      * Constructor. Build the index map.
      *
      * @param configuration the current configuration of the doclet.
      * @param noDeprecated  true if -nodeprecated option is used,
      *                      false otherwise.
      * @param classesOnly   Include only classes in index.
      */
     public IndexBuilder(Configuration configuration, boolean noDeprecated,
                         boolean classesOnly) {
         if (classesOnly) {
             configuration.message.notice("doclet.Building_Index_For_All_Classes");
         } else {
             configuration.message.notice("doclet.Building_Index");
         }
         this.noDeprecated = noDeprecated;
         this.classesOnly = classesOnly;
         buildIndexMap(configuration.root);
         Set<Character> set = indexmap.keySet();
         elements =  set.toArray();
         Arrays.sort(elements);
     }
     /**
      * Sort the index map. Traverse the index map for all it's elements and
      * sort each element which is a list.
      */
     protected void sortIndexMap() {
         for (Iterator<List<Doc>> it = indexmap.values().iterator(); it.hasNext(); ) {
             Collections.sort(it.next(), new DocComparator());
         }
     }
     /**
      * Get all the members in all the Packages and all the Classes
      * given on the command line. Form separate list of those members depending
      * upon their names.
      *
      * @param root Root of the documemt.
      */
     protected void buildIndexMap(RootDoc root)  {
         PackageDoc[] packages = root.specifiedPackages();
         ClassDoc[] classes = root.classes();
         if (!classesOnly) {
             if (packages.length == 0) {
                 Set<PackageDoc> set = new HashSet<PackageDoc>();
                 PackageDoc pd;
                 for (int i = 0; i < classes.length; i++) {
                     pd = classes[i].containingPackage();
                     if (pd != null && pd.name().length() > 0) {
                         set.add(pd);
                     }
                 }
                 adjustIndexMap(set.toArray(packages));
             } else {
                 adjustIndexMap(packages);
             }
         }
         adjustIndexMap(classes);
         if (!classesOnly) {
             for (int i = 0; i < classes.length; i++) {
                 if (shouldAddToIndexMap(classes[i])) {
                     putMembersInIndexMap(classes[i]);
                 }
             }
         }
         sortIndexMap();
     }
     /**
      * Put all the members(fields, methods and constructors) in the classdoc
      * to the indexmap.
      *
      * @param classdoc ClassDoc whose members will be added to the indexmap.
      */
     protected void putMembersInIndexMap(ClassDoc classdoc) {
         adjustIndexMap(classdoc.fields());
         adjustIndexMap(classdoc.methods());
         adjustIndexMap(classdoc.constructors());
     }
     /**
      * Adjust list of members according to their names. Check the first
      * character in a member name, and then add the member to a list of members
      * for that particular unicode character.
      *
      * @param elements Array of members.
      */
     protected void adjustIndexMap(Doc[] elements) {
         for (int i = 0; i < elements.length; i++) {
             if (shouldAddToIndexMap(elements[i])) {
                 String name = elements[i].name();
                 char ch = (name.length()==0)?
                     '*' :
                     Character.toUpperCase(name.charAt(0));
                 Character unicode = new Character(ch);
                 List<Doc> list = indexmap.get(unicode);
                 if (list == null) {
                     list = new ArrayList<Doc>();
                     indexmap.put(unicode, list);
                 }
                 list.add(elements[i]);
             }
         }
     }
     /**
      * Should this doc element be added to the index map?
      */
     protected boolean shouldAddToIndexMap(Doc element) {
         if (element instanceof PackageDoc)
             // Do not add to index map if -nodeprecated option is set and the
             // package is marked as deprecated.
             return !(noDeprecated && Util.isDeprecated(element));
         else
             // Do not add to index map if -nodeprecated option is set and if the
             // Doc is marked as deprecated or the containing package is marked as
             // deprecated.
             return !(noDeprecated &&
                     (Util.isDeprecated(element) ||
                     Util.isDeprecated(((ProgramElementDoc)element).containingPackage())));
     }
     /**
      * Return a map of all the individual member lists with Unicode character.
      *
      * @return Map index map.
      */
     public Map<Character,List<Doc>> getIndexMap() {
         return indexmap;
     }
     /**
      * Return the sorted list of members, for passed Unicode Character.
      *
      * @param index index Unicode character.
      * @return List member list for specific Unicode character.
      */
     public List<Doc> getMemberList(Character index) {
         return indexmap.get(index);
     }
     /**
      * Array of IndexMap keys, Unicode characters.
      */
     public Object[] elements() {
         return elements;
     }
 }

Mercurial > jdk8-mips64-public > langtools / annotate

src/share/classes/com/sun/tools/doclets/internal/toolkit/util/IndexBuilder.java@8db45b13526e (annotated)

src/share/classes/com/sun/tools/doclets/internal/toolkit/util/IndexBuilder.java