1 /*******************************************************************************
2 * Copyright (c) 2013 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * Semantum Oy - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.db.common.request;
15 abstract public class QuaternaryAsyncRead<P1, P2, P3, P4, R> extends TernaryAsyncRead<P1, P2, P3, R> {
17 final protected P4 parameter4;
20 public int hashCode() {
21 final int h1 = parameter != null ? parameter.hashCode() : 0;
22 final int h2 = parameter2 != null ? parameter2.hashCode() : 0;
23 final int h3 = parameter3 != null ? parameter3.hashCode() : 0;
24 final int h4 = parameter4 != null ? parameter4.hashCode() : 0;
25 return 31 * (41 * (h1 + 31 * h2) + h3) + h4;
29 public boolean equals(Object object) {
32 else if (object == null)
34 else if (getClass() != object.getClass())
36 QuaternaryAsyncRead<?, ?, ?, ?, ?> r = (QuaternaryAsyncRead<?, ?, ?, ?, ?>) object;
37 if(parameter != null) {
38 if(!parameter.equals(r.parameter)) return false;
39 } else if(r.parameter != null) return false;
40 if(parameter2 != null) {
41 if(!parameter2.equals(r.parameter2)) return false;
42 } else if(r.parameter2 != null) return false;
43 if(parameter3 != null) {
44 if(!parameter3.equals(r.parameter3)) return false;
45 } else if(r.parameter3 != null) return false;
46 if(parameter4 != null) {
47 if(!parameter4.equals(r.parameter4)) return false;
48 } else if(r.parameter4 != null) return false;
52 public QuaternaryAsyncRead(P1 parameter1, P2 parameter2, P3 parameter3, P4 parameter4) {
53 super(parameter1, parameter2, parameter3);
54 this.parameter4 = parameter4;