Java tutorial
/** * Copyright (c) 2000-2013 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 com.bcnet.portlet.biobank.service.persistence; import com.liferay.portal.kernel.util.StringBundler; import com.liferay.portal.kernel.util.StringPool; import java.io.Serializable; /** * @author suyama */ public class BiobankContactPK implements Comparable<BiobankContactPK>, Serializable { public long biobankDbId; public long contactId; public BiobankContactPK() { } public BiobankContactPK(long biobankDbId, long contactId) { this.biobankDbId = biobankDbId; this.contactId = contactId; } public long getBiobankDbId() { return biobankDbId; } public void setBiobankDbId(long biobankDbId) { this.biobankDbId = biobankDbId; } public long getContactId() { return contactId; } public void setContactId(long contactId) { this.contactId = contactId; } @Override public int compareTo(BiobankContactPK pk) { if (pk == null) { return -1; } int value = 0; if (biobankDbId < pk.biobankDbId) { value = -1; } else if (biobankDbId > pk.biobankDbId) { value = 1; } else { value = 0; } if (value != 0) { return value; } if (contactId < pk.contactId) { value = -1; } else if (contactId > pk.contactId) { value = 1; } else { value = 0; } if (value != 0) { return value; } return 0; } @Override public boolean equals(Object obj) { if (this == obj) { return true; } if (!(obj instanceof BiobankContactPK)) { return false; } BiobankContactPK pk = (BiobankContactPK) obj; if ((biobankDbId == pk.biobankDbId) && (contactId == pk.contactId)) { return true; } else { return false; } } @Override public int hashCode() { return (String.valueOf(biobankDbId) + String.valueOf(contactId)).hashCode(); } @Override public String toString() { StringBundler sb = new StringBundler(10); sb.append(StringPool.OPEN_CURLY_BRACE); sb.append("biobankDbId"); sb.append(StringPool.EQUAL); sb.append(biobankDbId); sb.append(StringPool.COMMA); sb.append(StringPool.SPACE); sb.append("contactId"); sb.append(StringPool.EQUAL); sb.append(contactId); sb.append(StringPool.CLOSE_CURLY_BRACE); return sb.toString(); } }