+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ * VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.utils.datastructures.persistent;\r
+\r
+public class SingletonContextMap implements IContextMap {\r
+\r
+ Object key;\r
+ Object value;\r
+ \r
+ public SingletonContextMap(Object key, Object value) {\r
+ this.key = key;\r
+ this.value = value;\r
+ }\r
+\r
+ @Override\r
+ public boolean containsKey(Object key) {\r
+ return key.equals(this.key);\r
+ }\r
+\r
+ @Override\r
+ public Object get(Object key) {\r
+ if(key.equals(this.key))\r
+ return value;\r
+ else\r
+ return null;\r
+ }\r
+\r
+}\r