Java tutorial
/* * Copyright (c) 2004-2009 SMG Co., Ltd. All Rights Reserved. * Please read the associated COPYRIGHTS file for more details. * * THE SOFTWARE IS PROVIDED BY SMG Co., Ltd., WITHOUT WARRANTY OF * ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE * AND NONINFRINGEMENT. * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDER BE LIABLE FOR ANY * CLAIM, DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING * OR DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. */ package jp.co.acroquest.endosnipe.report.converter.util.calc; import jp.co.acroquest.endosnipe.report.converter.util.calc.Calculator; import org.apache.commons.beanutils.converters.IntegerConverter; /** * Integer??????? * * @author M.Yoshida */ public class IntegerCalculator implements Calculator { public Object add(Object obj1, Object obj2) { Integer intData1 = (Integer) obj1; Integer intData2 = (Integer) obj2; return (Object) (new Integer((int) (intData1.intValue() + intData2.intValue()))); } public Object div(Object obj1, Object obj2) { Integer intData1 = (Integer) obj1; Integer intData2 = (Integer) obj2; return (Object) (new Integer((int) (intData1.intValue() / intData2.intValue()))); } public Object immediate(String str) { IntegerConverter converter = new IntegerConverter(); return converter.convert(Integer.class, str); } public Object mul(Object obj1, Object obj2) { Integer intData1 = (Integer) obj1; Integer intData2 = (Integer) obj2; return (Object) (new Integer((int) (intData1.intValue() * intData2.intValue()))); } public Object sub(Object obj1, Object obj2) { Integer intData1 = (Integer) obj1; Integer intData2 = (Integer) obj2; return (Object) (new Integer((int) (intData1.intValue() - intData2.intValue()))); } }