ad5081d3
孙向锦
初始化项目
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package com.fh.dao;
import java.util.List;
import javax.annotation.Resource;
import org.apache.ibatis.session.ExecutorType;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.mybatis.spring.SqlSessionTemplate;
import org.springframework.stereotype.Repository;
/**
* 第2数据源
* @author FH Q 31 359 6790
* 修改时间:2016、04、29
*/
@Repository("daoSupport2")
public class DaoSupport2 implements DAO {
//@Resource(name = "sqlSessionTemplate2") //去掉注释,打开第2数据源
private SqlSessionTemplate sqlSessionTemplate2;
/**
* 保存对象
* @param str
* @param obj
* @return
* @throws Exception
*/
public Object save(String str, Object obj) throws Exception {
return sqlSessionTemplate2.insert(str, obj);
}
/**
* 批量更新
* @param str
* @param obj
* @return
* @throws Exception
*/
public Object batchSave(String str, List objs )throws Exception{
return sqlSessionTemplate2.insert(str, objs);
}
/**
* 修改对象
* @param str
* @param obj
* @return
* @throws Exception
*/
public Object update(String str, Object obj) throws Exception {
return sqlSessionTemplate2.update(str, obj);
}
/**
* 批量更新
* @param str
* @param obj
* @return
* @throws Exception
*/
public void batchUpdate(String str, List objs )throws Exception{
SqlSessionFactory sqlSessionFactory = sqlSessionTemplate2.getSqlSessionFactory();
//批量执行器
SqlSession sqlSession = sqlSessionFactory.openSession(ExecutorType.BATCH,false);
try{
if(objs!=null){
for(int i=0,size=objs.size();i<size;i++){
sqlSession.update(str, objs.get(i));
}
sqlSession.flushStatements();
sqlSession.commit();
sqlSession.clearCache();
}
}finally{
sqlSession.close();
}
}
/**
* 批量更新
* @param str
* @param obj
* @return
* @throws Exception
*/
public Object batchDelete(String str, List objs )throws Exception{
return sqlSessionTemplate2.delete(str, objs);
}
/**
* 删除对象
* @param str
* @param obj
* @return
* @throws Exception
*/
public Object delete(String str, Object obj) throws Exception {
return sqlSessionTemplate2.delete(str, obj);
}
/**
* 查找对象
* @param str
* @param obj
* @return
* @throws Exception
*/
public Object findForObject(String str, Object obj) throws Exception {
return sqlSessionTemplate2.selectOne(str, obj);
}
/**
* 查找对象
* @param str
* @param obj
* @return
* @throws Exception
*/
public Object findForList(String str, Object obj) throws Exception {
return sqlSessionTemplate2.selectList(str, obj);
}
public Object findForMap(String str, Object obj, String key, String value) throws Exception {
return sqlSessionTemplate2.selectMap(str, obj, key);
}
}
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