--- /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.db.common.request;\r
+\r
+import org.simantics.db.AsyncRequestProcessor;\r
+import org.simantics.db.RequestProcessor;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.procedure.AsyncListener;\r
+import org.simantics.db.procedure.AsyncProcedure;\r
+import org.simantics.db.procedure.Listener;\r
+import org.simantics.db.procedure.Procedure;\r
+import org.simantics.db.procedure.SyncListener;\r
+import org.simantics.db.procedure.SyncProcedure;\r
+import org.simantics.db.request.ExternalRead;\r
+import org.simantics.db.request.ReadInterface;\r
+\r
+public abstract class ParametrizedPrimitiveRead<T, R> implements ExternalRead<R>, ReadInterface<R> {\r
+\r
+ final protected T parameter;\r
+\r
+ @Override\r
+ public int hashCode() {\r
+ return parameter.hashCode();\r
+ }\r
+\r
+ @Override\r
+ public boolean equals(Object object) {\r
+ if (this == object)\r
+ return true;\r
+ else if (object == null)\r
+ return false;\r
+ else if (getClass() != object.getClass())\r
+ return false;\r
+ ParametrizedPrimitiveRead<?, ?> r = (ParametrizedPrimitiveRead<?, ?>) object;\r
+ return parameter.equals(r.parameter);\r
+ }\r
+\r
+ public ParametrizedPrimitiveRead(T parameter) {\r
+ this.parameter = parameter;\r
+ }\r
+\r
+ @Override\r
+ public void unregistered() {\r
+ }\r
+\r
+ @Override\r
+ public void request(AsyncRequestProcessor processor, AsyncProcedure<R> procedure) {\r
+ throw new UnsupportedOperationException();\r
+ }\r
+ \r
+ @Override\r
+ public void request(AsyncRequestProcessor processor, Procedure<R> procedure) {\r
+ processor.asyncRequest(this, procedure);\r
+ }\r
+ \r
+ @Override\r
+ public void request(AsyncRequestProcessor processor, SyncProcedure<R> procedure) {\r
+ throw new UnsupportedOperationException();\r
+ }\r
+\r
+ @Override\r
+ public void request(AsyncRequestProcessor processor, AsyncListener<R> procedure) {\r
+ throw new UnsupportedOperationException();\r
+ }\r
+ \r
+ @Override\r
+ public void request(AsyncRequestProcessor processor, Listener<R> procedure) {\r
+ processor.asyncRequest(this, procedure);\r
+ }\r
+ \r
+ @Override\r
+ public void request(AsyncRequestProcessor processor, SyncListener<R> procedure) {\r
+ throw new UnsupportedOperationException();\r
+ }\r
+ \r
+ @Override\r
+ public R request(RequestProcessor processor) throws DatabaseException {\r
+ return processor.syncRequest(this);\r
+ }\r
+ \r
+}\r