jdk8-mips64-public/langtools: src/share/classes/com/sun/tools/javac/comp/Todo.java@fdfed22db054 (annotated)

src/share/classes/com/sun/tools/javac/comp/Todo.java@fdfed22db054 (annotated)

src/share/classes/com/sun/tools/javac/comp/Todo.java

Mon, 15 Dec 2008 16:55:33 -0800

author: xdono
date: Mon, 15 Dec 2008 16:55:33 -0800
changeset 174: fdfed22db054
parent 119: 1e83972f53fb
child 554: 9d9f26857129
permissions: -rw-r--r--

6785258: Update copyright year
Summary: Update copyright for files that have been modified starting July 2008 to Dec 2008
Reviewed-by: katleman, ohair, tbell

 /*
  * Copyright 2001-2008 Sun Microsystems, Inc.  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.  Sun designates this
  * particular file as subject to the "Classpath" exception as provided
  * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  * CA 95054 USA or visit www.sun.com if you need additional information or
  * have any questions.
  */
 package com.sun.tools.javac.comp;
 import java.util.AbstractQueue;
 import com.sun.tools.javac.util.Context;
 import java.util.HashMap;
 import java.util.Iterator;
 import java.util.LinkedList;
 import java.util.Map;
 import java.util.Queue;
 import javax.tools.JavaFileObject;
 /** A queue of all as yet unattributed classes.
  *
  *  <p><b>This is NOT part of any API supported by Sun Microsystems.  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>
  */
 public class Todo extends AbstractQueue<Env<AttrContext>> {
     /** The context key for the todo list. */
     protected static final Context.Key<Todo> todoKey =
         new Context.Key<Todo>();
     /** Get the Todo instance for this context. */
     public static Todo instance(Context context) {
         Todo instance = context.get(todoKey);
         if (instance == null)
             instance = new Todo(context);
         return instance;
     }
     /** Create a new todo list. */
     protected Todo(Context context) {
         context.put(todoKey, this);
     }
     public void append(Env<AttrContext> env) {
         add(env);
     }
     @Override
     public Iterator<Env<AttrContext>> iterator() {
         return contents.iterator();
     }
     @Override
     public int size() {
         return contents.size();
     }
     public boolean offer(Env<AttrContext> e) {
         if (contents.add(e)) {
             if (contentsByFile != null)
                 addByFile(e);
             return true;
         } else {
             return false;
         }
     }
     public Env<AttrContext> poll() {
         if (size() == 0)
             return null;
         Env<AttrContext> env = contents.remove(0);
         if (contentsByFile != null)
             removeByFile(env);
         return env;
     }
     public Env<AttrContext> peek() {
         return (size() == 0 ? null : contents.get(0));
     }
     public Queue<Queue<Env<AttrContext>>> groupByFile() {
         if (contentsByFile == null) {
             contentsByFile = new LinkedList<Queue<Env<AttrContext>>>();
             for (Env<AttrContext> env: contents) {
                 addByFile(env);
             }
         }
         return contentsByFile;
     }
     private void addByFile(Env<AttrContext> env) {
         JavaFileObject file = env.toplevel.sourcefile;
         if (fileMap == null)
             fileMap = new HashMap<JavaFileObject, FileQueue>();
         FileQueue fq = fileMap.get(file);
         if (fq == null) {
             fq = new FileQueue();
             fileMap.put(file, fq);
             contentsByFile.add(fq);
         }
         fq.fileContents.add(env);
     }
     private void removeByFile(Env<AttrContext> env) {
         JavaFileObject file = env.toplevel.sourcefile;
         FileQueue fq = fileMap.get(file);
         if (fq == null)
             return;
         if (fq.fileContents.remove(env)) {
             if (fq.isEmpty()) {
                 fileMap.remove(file);
                 contentsByFile.remove(fq);
             }
         }
     }
     LinkedList<Env<AttrContext>> contents = new LinkedList<Env<AttrContext>>();
     LinkedList<Queue<Env<AttrContext>>> contentsByFile;
     Map<JavaFileObject, FileQueue> fileMap;
     class FileQueue extends AbstractQueue<Env<AttrContext>> {
         @Override
         public Iterator<Env<AttrContext>> iterator() {
             return fileContents.iterator();
         }
         @Override
         public int size() {
             return fileContents.size();
         }
         public boolean offer(Env<AttrContext> e) {
             if (fileContents.offer(e)) {
                 contents.add(e);
                 return true;
             }
             return false;
         }
         public Env<AttrContext> poll() {
             if (fileContents.size() == 0)
                 return null;
             Env<AttrContext> env = fileContents.remove(0);
             contents.remove(env);
             return env;
         }
         public Env<AttrContext> peek() {
             return (fileContents.size() == 0 ? null : fileContents.get(0));
         }
         LinkedList<Env<AttrContext>> fileContents = new LinkedList<Env<AttrContext>>();
     }
 }

Mercurial > jdk8-mips64-public > langtools / annotate

src/share/classes/com/sun/tools/javac/comp/Todo.java@fdfed22db054 (annotated)

src/share/classes/com/sun/tools/javac/comp/Todo.java