--- /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
+\r
+abstract public class TernaryRead<P1, P2, P3, R> extends BinaryRead<P1, P2, R> {\r
+\r
+ final protected P3 parameter3;\r
+\r
+ @Override\r
+ public int hashCode() {\r
+ final int h1 = parameter != null ? parameter.hashCode() : 0;\r
+ final int h2 = parameter2 != null ? parameter2.hashCode() : 0;\r
+ final int h3 = parameter3 != null ? parameter3.hashCode() : 0;\r
+ return 41 * (h1 + 31 * h2) + h3;\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
+ TernaryRead<?, ?, ?, ?> r = (TernaryRead<?, ?, ?, ?>) object;\r
+ if(parameter != null) {\r
+ if(!parameter.equals(r.parameter)) return false;\r
+ } else if(r.parameter != null) return false;\r
+ if(parameter2 != null) {\r
+ if(!parameter2.equals(r.parameter2)) return false;\r
+ } else if(r.parameter2 != null) return false;\r
+ if(parameter3 != null) {\r
+ if(!parameter3.equals(r.parameter3)) return false;\r
+ } else if(r.parameter3 != null) return false;\r
+ return true;\r
+ }\r
+\r
+ public TernaryRead(P1 parameter1, P2 parameter2, P3 parameter3) {\r
+ super(parameter1, parameter2);\r
+ this.parameter3 = parameter3;\r
+ }\r
+\r
+}\r