A local file-based Index implementation.

pkg/analysis_server/lib/src/index/store/split_store.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 index.split.store;
+library index.split_store;
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:io';
 import 'dart:typed_data';
 
 import 'package:analysis_server/src/index/store/collection.dart';
 import 'package:analyzer/src/generated/element.dart';
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/index.dart';
@@ skipping 567 matching lines @@
     String sourceName = source.fullName;
     int sourceNameIndex = _stringCodec.encode(sourceName);
     _currentNodeName = '${sourceNameIndex}.index';
     _currentNodeNameId = _stringCodec.encode(_currentNodeName);
     _currentNode = _nodeManager.newNode(context);
     return true;
   }
 
   @override
   void clear() {
+    _contextNodeRelations.clear();
     _nodeManager.clear();
     _nameToNodeNames.clear();
   }
 
   @override
   void doneIndex() {
     if (_currentNode != null) {
       _nodeManager.putNode(_currentNodeName, _currentNode);
       _currentNodeName = null;
       _currentNodeNameId = -1;
@@ skipping 224 matching lines @@
   /**
    * Removes locations recorded in the given library/unit pair.
    */
   void _removeLocations(AnalysisContext context, Source library, Source unit) {
     // remove node
     String libraryName = library != null ? library.fullName : null;
     String unitName = unit.fullName;
     int libraryNameIndex = _stringCodec.encode(libraryName);
     int unitNameIndex = _stringCodec.encode(unitName);
     String nodeName = '${libraryNameIndex}_${unitNameIndex}.index';
+    int nodeNameId = _stringCodec.encode(nodeName);
     _nodeManager.removeNode(nodeName);
     // remove source
     _sources.remove(library);
     _sources.remove(unit);
+    // remove universe relations
+    {
+      int contextId = _contextCodec.encode(context);
+      Map<int, Object> nodeRelations = _contextNodeRelations[contextId];
+      if (nodeRelations != null) {
+        nodeRelations.remove(nodeNameId);
+      }
+    }
   }
 
   /**
    * When logging is on, [AnalysisEngine] actually creates
    * [InstrumentedAnalysisContextImpl], which wraps [AnalysisContextImpl] used to create
    * actual [Element]s. So, in index we have to unwrap [InstrumentedAnalysisContextImpl]
    * when perform any operation.
    */
   AnalysisContext _unwrapContext(AnalysisContext context) {
     if (context is InstrumentedAnalysisContextImpl) {
@@ skipping 28 matching lines @@
     return new Uint8List.fromList(_buffer.takeBytes());
   }
 
   void writeInt(int value) {
     _buffer.addByte((value & 0xFF000000) >> 24);
     _buffer.addByte((value & 0x00FF0000) >> 16);
     _buffer.addByte((value & 0x0000FF00) >> 8);
     _buffer.addByte(value & 0xFF);
   }
 }