+/*******************************************************************************\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.procedure.adapter;\r
+\r
+import org.simantics.db.procedure.Listener;\r
+\r
+/*\r
+ * Use this listener to ensure caching for a request. This listener will not lock the request in cache.\r
+ * \r
+ */\r
+final public class CacheListener<T> implements Listener<T> {\r
+\r
+ final private ListenerSupport support;\r
+\r
+ public CacheListener(ListenerSupport support) {\r
+ this.support = support;\r
+ }\r
+\r
+ @Override\r
+ final public void exception(Throwable throwable) {\r
+ support.exception(throwable);\r
+ }\r
+\r
+ @Override\r
+ final public boolean isDisposed() {\r
+ return support.isDisposed();\r
+ }\r
+\r
+ @Override\r
+ public void execute(T result) {\r
+ }\r
+\r
+ @Override\r
+ public int hashCode() {\r
+ return support.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 (CacheListener.class != object.getClass())\r
+ return false;\r
+ CacheListener<?> r = (CacheListener<?>)object;\r
+ return r.support.equals(support);\r
+ }\r
+\r
+}
\ No newline at end of file