📄 leaverservice.java
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package edu.yinhe.mis.services;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import edu.yinhe.mis.dto.LeaverDTO;
import edu.yinhe.mis.model.DAOFactory;
import edu.yinhe.mis.model.LeaverDAO;
import edu.yinhe.mis.vo.LeaverVO;
import edu.yinhe.system.common.AppException;
import edu.yinhe.system.model.IBaseDAO;
import edu.yinhe.system.services.Service;
public class LeaverService extends Service {
private IBaseDAO dao = null;
public Object alllist() throws AppException {
// TODO Auto-generated method stub
return null;
}
/**
* 班级信息
*/
public Object alllist(Object arg0) throws AppException {
dao =DAOFactory.getLeaverDAO(conn);
ArrayList list =null;
// try {
// //list = (ArrayList) dao.Permissionlist(arg0);
//
// } catch (SQLException e) {
// e.printStackTrace();
// }finally{
// this.closeConnection();
// }
//
return list;
}
/**
* 添加一条
*/
public Object create(Object arg0) throws AppException {
boolean flag= false;
dao=DAOFactory.getLeaverDAO(conn);
try {
flag = (Boolean) dao.insert(arg0);
} catch (SQLException e) {
try {
conn.rollback();
} catch (SQLException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
e.printStackTrace();
}finally{
closeConnection();
}
return flag;
}
/**
* 修改
*/
public Object modify(Object arg0) throws AppException {
Boolean istrue=false;
try {
dao=DAOFactory.getLeaverDAO(conn);
istrue=(Boolean) dao.update(arg0);
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}finally{
this.closeConnection();
}
return istrue;
}
/**
* 删除
*/
public Object remove(Object arg0) throws AppException {
Boolean flag=false;
dao=DAOFactory.getLeaverDAO(conn);
try {
flag= (Boolean)dao.delete(arg0);
} catch (SQLException e) {
try {
conn.rollback();
} catch (SQLException e1) {
throw new AppException(e1.getMessage());
}
}finally{
this.closeConnection();
}
return flag;
}
/**
* 查看请假记录
*/
public Object findAll() throws AppException {
dao=DAOFactory.getLeaverDAO(conn);
ArrayList list = null;
try {
list=(ArrayList)dao.findAll();
} catch (SQLException e) {
try {
conn.rollback();
} catch (SQLException e1) {
throw new AppException(e1.getMessage());
}
e.printStackTrace();
}finally{
this.closeConnection();
}
return list;
}
/**
* 加载
*/
public Object load(Object obj) throws AppException {
LeaverDTO LeaverDTO=null;
LeaverVO vo=new LeaverVO();
LeaverDTO ldto = (LeaverDTO)obj;
dao = DAOFactory.getLeaverDAO(conn);
try {
vo = (LeaverVO)dao.findById(ldto);
}catch (SQLException e) {
try {
conn.rollback();
} catch (SQLException e1) {
throw new AppException(e.getMessage()+"危险!");
}
}finally{
closeConnection();//注意,连接是在前面有服务层创建,本着谁创建,谁关闭的原则,所以要它关闭;
}
return vo;
}
public Object findAll(Object arg0) throws AppException {
// TODO Auto-generated method stub
return null;
}
public Object findById(Object arg0) throws AppException {
// TODO Auto-generated method stub
return null;
}
public Object findByObject(Object arg0) throws AppException {
// TODO Auto-generated method stub
return null;
}
public int getcount() throws AppException {
// TODO Auto-generated method stub
return 0;
}
public int getcount(Object arg0) throws AppException {
// TODO Auto-generated method stub
return 0;
}
public Object list() throws AppException {
// TODO Auto-generated method stub
return null;
}
/**
* 得到学生信息
*/
public Object list(Object arg0) throws AppException {
ArrayList list =null;
if(arg0 == null){
dao = DAOFactory.getLeaverDAO(conn);
LeaverVO vo = null;
try {
list = (ArrayList)dao.find();
System.out.println(list.size());
} catch (SQLException e) {
e.printStackTrace();
}finally{
this.closeConnection();
}
}else{
dao = DAOFactory.getLeaverDAO(conn);
try {
list = (ArrayList) dao.findAll(arg0);
} catch (SQLException e) {
throw new AppException(e.getMessage());
}finally{
this.closeConnection();
}
}
return list;
}
}
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