Rename PubFolder and update comments.

pkg/analysis_server/lib/src/analysis_server.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library analysis.server;
 
 import 'dart:async';
 
 import 'package:analysis_server/src/analysis_logger.dart';
 import 'package:analysis_server/src/channel.dart';
@@ skipping 17 matching lines @@
  */
 final DirectoryBasedDartSdk SHARED_SDK = DirectoryBasedDartSdk.defaultSdk;
 
 class AnalysisServerContextDirectoryManager extends ContextDirectoryManager {
   final AnalysisServer analysisServer;
 
   AnalysisServerContextDirectoryManager(this.analysisServer, ResourceProvider resourceProvider)
       : super(resourceProvider);
 
   void addContext(Folder folder, File pubspecFile) {
-    PubFolder pubFolder = new PubFolder(analysisServer.defaultSdk, folder, pubspecFile);
-    analysisServer.folderMap[folder] = pubFolder;
-    analysisServer.addContextToWorkQueue(pubFolder.context);
+    ContextDirectory contextDirectory = new ContextDirectory(
+        analysisServer.defaultSdk, folder, pubspecFile);
+    analysisServer.folderMap[folder] = contextDirectory;
+    analysisServer.addContextToWorkQueue(contextDirectory.context);
   }
 
   void applyChangesToContext(Folder contextFolder, ChangeSet changeSet) {
     analysisServer.folderMap[contextFolder].context.applyChanges(changeSet);
   }
 }
 
 /**
  * Instances of the class [AnalysisServer] implement a server that listens on a
  * [CommunicationChannel] for analysis requests and process them.
@@ skipping 54 matching lines @@
 //   * A table mapping analysis contexts to the context id's associated with them.
 //   */
 //  final Map<AnalysisContext, String> contextIdMap = new Map<AnalysisContext, String>();
 
   /**
    * The current default [DartSdk].
    */
   DartSdk defaultSdk = SHARED_SDK;
 
   /**
-   * A table mapping [Folder]s to the [PubFolder]s associated with them.
+   * A table mapping [Folder]s to the [ContextDirectory]s associated with them.
    */
-  final Map<Folder, PubFolder> folderMap = <Folder, PubFolder>{};
+  final Map<Folder, ContextDirectory> folderMap = <Folder, ContextDirectory>{};
 
   /**
    * The context identifier used in the last status notification.
    */
   String lastStatusNotificationContextId = null;
 
   /**
    * A list of the analysis contexts for which analysis work needs to be
    * performed.
    *
@@ skipping 298 matching lines @@
   static const AnalysisService OUTLINE = const AnalysisService('OUTLINE', 3);
 
   static const List<AnalysisService> VALUES =
       const [ERRORS, HIGHLIGHTS, NAVIGATION, OUTLINE];
 
   const AnalysisService(String name, int ordinal) : super(name, ordinal);
 }
 
 
 /**
- * Instances of [PubFolder] represents a [Folder] with a Pub `pubspec.yaml`.
+ * Instances of [ContextDirectory] represents a [Folder] associated with an
+ * analysis context.  The folder may or may not contain a Pub `pubspec.yaml`.
  *
  * TODO(scheglov) implement complete projects/contexts semantics.
  *
  * This class is intentionally simplified to serve as a base to start working
  * on services while work on complete semantics is being done in parallel.
  */
-class PubFolder {
+class ContextDirectory {
   /**
-   * The root [Folder] of this [PubFolder].
+   * The root [Folder] of this [ContextDirectory].
    */
   final Folder _folder;
 
   /**
    * The `pubspec.yaml` file in [_folder], or null if there isn't one.
    */
   File _pubspecFile;
 
   /**
    * The [AnalysisContext] of this [_folder].
    */
   AnalysisContext _context;
 
-  PubFolder(DartSdk sdk, this._folder, this._pubspecFile) {
+  ContextDirectory(DartSdk sdk, this._folder, this._pubspecFile) {
     // create AnalysisContext
     _context = AnalysisEngine.instance.createAnalysisContext();
     // TODO(scheglov) replace FileUriResolver with an Resource based resolver
     // TODO(scheglov) create packages resolver
     _context.sourceFactory = new SourceFactory([
       new DartUriResolver(sdk),
       new FileUriResolver(),
       // new PackageUriResolver(),
     ]);
   }
 
   /**
    * Return the [AnalysisContext] of this folder.
    */
   AnalysisContext get context => _context;
 }
 
 
 /**
  * An enumeration of the services provided by the server domain.
  */
 class ServerService extends Enum2<ServerService> {
   static const ServerService STATUS = const ServerService('STATUS', 0);
 
   static const List<ServerService> VALUES = const [STATUS];
 
   const ServerService(String name, int ordinal) : super(name, ordinal);
 }