Java tutorial
/** * Copyright (c) 2000-2012 Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more * details. */ package org.nirmalavidya.lrmodel.service.persistence; import com.liferay.portal.kernel.util.StringBundler; import com.liferay.portal.kernel.util.StringPool; import java.io.Serializable; /** * @author Jayansh */ public class EventDisplayPK implements Comparable<EventDisplayPK>, Serializable { public int id_event; public String cod_event_id_generated; public EventDisplayPK() { } public EventDisplayPK(int id_event, String cod_event_id_generated) { this.id_event = id_event; this.cod_event_id_generated = cod_event_id_generated; } public int getId_event() { return id_event; } public void setId_event(int id_event) { this.id_event = id_event; } public String getCod_event_id_generated() { return cod_event_id_generated; } public void setCod_event_id_generated(String cod_event_id_generated) { this.cod_event_id_generated = cod_event_id_generated; } public int compareTo(EventDisplayPK pk) { if (pk == null) { return -1; } int value = 0; if (id_event < pk.id_event) { value = -1; } else if (id_event > pk.id_event) { value = 1; } else { value = 0; } if (value != 0) { return value; } value = cod_event_id_generated.compareTo(pk.cod_event_id_generated); if (value != 0) { return value; } return 0; } @Override public boolean equals(Object obj) { if (obj == null) { return false; } EventDisplayPK pk = null; try { pk = (EventDisplayPK) obj; } catch (ClassCastException cce) { return false; } if ((id_event == pk.id_event) && (cod_event_id_generated.equals(pk.cod_event_id_generated))) { return true; } else { return false; } } @Override public int hashCode() { return (String.valueOf(id_event) + String.valueOf(cod_event_id_generated)).hashCode(); } @Override public String toString() { StringBundler sb = new StringBundler(10); sb.append(StringPool.OPEN_CURLY_BRACE); sb.append("id_event"); sb.append(StringPool.EQUAL); sb.append(id_event); sb.append(StringPool.COMMA); sb.append(StringPool.SPACE); sb.append("cod_event_id_generated"); sb.append(StringPool.EQUAL); sb.append(cod_event_id_generated); sb.append(StringPool.CLOSE_CURLY_BRACE); return sb.toString(); } }