--- /dev/null
+/*******************************************************************************\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.browsing.ui.exception;\r
+\r
+import org.simantics.browsing.ui.PrimitiveQueryUpdater;\r
+\r
+/**\r
+ * Used with {@link PrimitiveQueryUpdater#getDataSource(Class)} to indicate\r
+ * missing data sources.\r
+ * \r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class NoDataSourceException extends RuntimeException {\r
+\r
+ private static final long serialVersionUID = -2394930587477837261L;\r
+\r
+ public NoDataSourceException(Class<?> clazz) {\r
+ super("No DataSource available for class " + clazz);\r
+ }\r
+\r
+}\r