Version 1.5.6

dart/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/internal/index/file/RelationshipCodec.java

+/*
+ * Copyright (c) 2014, the Dart project authors.
+ * 
+ * Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ * 
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package com.google.dart.engine.internal.index.file;
+
+import com.google.dart.engine.index.Relationship;
+
+/**
+ * A helper that encodes/decodes {@link Relationship}s to/from integers.
+ * 
+ * @coverage dart.engine.index
+ */
+public class RelationshipCodec {
+  private final StringCodec stringCodec;
+
+  public RelationshipCodec(StringCodec stringCodec) {
+    this.stringCodec = stringCodec;
+  }
+
+  public Relationship decode(int idIndex) {
+    String id = stringCodec.decode(idIndex);
+    return Relationship.getRelationship(id);
+  }
+
+  public int encode(Relationship relationship) {
+    String id = relationship.getIdentifier();
+    return stringCodec.encode(id);
+  }
+}