X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.utils.datastructures%2Fsrc%2Forg%2Fsimantics%2Futils%2Fdatastructures%2Fpersistent%2FSingletonContextMap.java;fp=bundles%2Forg.simantics.utils.datastructures%2Fsrc%2Forg%2Fsimantics%2Futils%2Fdatastructures%2Fpersistent%2FSingletonContextMap.java;h=ee68c40ed332f211e402080e81b370761b3fc533;hp=0000000000000000000000000000000000000000;hb=969bd23cab98a79ca9101af33334000879fb60c5;hpb=866dba5cd5a3929bbeae85991796acb212338a08

diff --git a/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/persistent/SingletonContextMap.java b/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/persistent/SingletonContextMap.java
new file mode 100644
index 000000000..ee68c40ed
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+++ b/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/persistent/SingletonContextMap.java
@@ -0,0 +1,37 @@
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.utils.datastructures.persistent;
+
+public class SingletonContextMap implements IContextMap {
+
+	Object key;
+	Object value;
+	
+	public SingletonContextMap(Object key, Object value) {
+		this.key = key;
+		this.value = value;
+	}
+
+	@Override
+	public boolean containsKey(Object key) {
+		return key.equals(this.key);
+	}
+
+	@Override
+	public Object get(Object key) {
+		if(key.equals(this.key))
+			return value;
+		else
+			return null;
+	}
+
+}