Java tutorial
/* * The MIT License (MIT) * * Copyright (c) 2014 abel533@gmail.com * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", 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 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ package com.lanhun.framework.service; import javax.annotation.Resource; import org.springframework.stereotype.Service; import com.lanhun.framework.orm.mapper.CountryMapper; import com.lanhun.framework.orm.model.Country; /** * @author liuzh */ @Service public class DemoService extends BaseService<Country> { @Resource private CountryMapper countryMapper; @Override public CountryMapper getMapper() { return countryMapper; } public int save(Country country) { if (country == null) { throw new NullPointerException("??!"); } if (country.getCountrycode() == null || country.getCountrycode().equals("")) { throw new RuntimeException("??!"); } if (country.getCountryname() == null || country.getCountryname().equals("")) { throw new RuntimeException("???!"); } return super.save(country); } public void test() { int result = countryMapper.selectCount(null); System.out.println(result); } }