--- /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.graph.impl.request;\r
+\r
+import java.util.Arrays;\r
+\r
+import org.simantics.browsing.ui.NodeContext;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ *\r
+ * @param <T>\r
+ */\r
+public abstract class ParametrizedResourceQuery<T> extends ResourceQuery<T> {\r
+\r
+ Object[] parameters;\r
+\r
+ public ParametrizedResourceQuery(Object queryIdentifier, NodeContext context, Object... parameters) {\r
+ super(queryIdentifier, context);\r
+ this.parameters = parameters;\r
+ this.hash = makeHash();\r
+ }\r
+\r
+ @Override\r
+ public boolean equals(Object object) {\r
+\r
+ if (this == object)\r
+ return true;\r
+ else if (object == null)\r
+ return false;\r
+ else if (!(object instanceof ParametrizedResourceQuery<?>))\r
+ return false;\r
+\r
+ ParametrizedResourceQuery<?> query = (ParametrizedResourceQuery<?>) object;\r
+ return queryIdentifier.equals(query.queryIdentifier)\r
+ && context.equals(query.context)\r
+ && Arrays.equals(parameters, query.parameters);\r
+ }\r
+\r
+ @Override\r
+ protected int makeHash() {\r
+ return (context.hashCode() * 31 + queryIdentifier.hashCode()) * 31 + Arrays.hashCode(parameters);\r
+ }\r
+\r
+}\r