classmeetservice.java

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package edu.yinhe.mis.services;

import java.sql.SQLException;

import javax.sql.DataSource;

import edu.yinhe.mis.dto.ClassmeetDTO;
import edu.yinhe.mis.model.ClassmeetDAO;
import edu.yinhe.mis.model.DAOFactory;
import edu.yinhe.mis.vo.ClassmeetVO;
import edu.yinhe.system.common.AppException;
import edu.yinhe.system.model.IBaseDAO;
import edu.yinhe.system.services.Service;


public class ClassmeetService extends Service{
	IBaseDAO classmeetDAO=null;
	public Object alllist(Object arg0) throws AppException {
		classmeetDAO=DAOFactory.getClassmeetDAO(conn);
		
		Object obj=null;
		try {
			
			obj= classmeetDAO.findAll(arg0);
		} catch (SQLException e) {
			try {
				conn.rollback();
			} catch (SQLException e1) {
				// TODO Auto-generated catch block
				e1.printStackTrace();
			}
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		finally
		{
			this.closeConnection();		
			classmeetDAO=null;
		}
		return obj;
	}

	public Object create(Object arg0) throws AppException {
		classmeetDAO=DAOFactory.getClassmeetDAO(conn);
		
		Object flag=false;
		try {
			flag =classmeetDAO.insert(arg0);
			
		} catch (SQLException e) {
			try {
				conn.rollback();
			} catch (SQLException e1) {
				throw new AppException(e1.getMessage());
			}
		}finally{
			closeConnection();
			arg0=null;
		}
		
		return flag;
	}

	public Object findAll() throws AppException {
		
		classmeetDAO = DAOFactory.getClassmeetDAO(conn);
		int count=0;
		try {
			count=classmeetDAO.getCount(null);
			
		}catch (SQLException e) {
			try {
				conn.rollback();
			} catch (SQLException e1) {
				// TODO Auto-generated catch block
				e1.printStackTrace();
			}
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		finally
		{
			this.closeConnection();		
			classmeetDAO=null;
		}
		return count;
	}

	public Object list(Object arg0) throws AppException {
		return null;
	}

	public Object load(Object arg0) throws AppException {
		classmeetDAO=DAOFactory.getClassmeetDAO(conn);
		Object obj=null;
		ClassmeetVO vo = null;
		boolean flag=false;
		try {
			vo=(ClassmeetVO)classmeetDAO.findById(arg0);
		} catch (SQLException e) {
		
			e.printStackTrace();
		}finally
		{
			this.closeConnection();		
			classmeetDAO=null;
		}
		return vo;
	}

	public Object modify(Object arg0) throws AppException {
		return false;
	}

	public Object remove(Object obj) throws AppException {
		classmeetDAO=DAOFactory.getClassmeetDAO(conn);
		Object flag=false;
		ClassmeetDTO dto=null;
		String[] ids=null;
		
		try {
			dto=(ClassmeetDTO)obj;
			ids=dto.getCheck();
			for(int i=0;i<ids.length;i++){
				dto.setId(Integer.parseInt(ids[i]));
			    flag = classmeetDAO.delete(dto);
			}
		} catch (SQLException e) {
			try {
				conn.rollback();
			} catch (SQLException e1) {
				flag=false;
			}
			flag=false;
		}
		finally
		{
			this.closeConnection();
			classmeetDAO=null;
			conn = null;
		}
		
		return flag;
	}
}