src/com/bean/controller/DeptAddSvt.java

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package com.bean.controller;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.ibatis.session.SqlSession;
import com.meeting.bean.Dept;
import com.meeting.dao.CommonDao;
import com.meeting.service.DeptService;

@WebServlet("/DeptAddSvt")
public class DeptAddSvt extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    public DeptAddSvt() {
        super();
        // TODO Auto-generated constructor stub
    }

	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		String deptname = request.getParameter("deptname");
		
		SqlSession session = null;
		DeptService ser =null;
		try {
			session = CommonDao.getSqlSession();
			ser = session.getMapper(DeptService.class);
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		String str = "";
		Dept d= ser.findOneDeptByDeptname(deptname);
		if(d == null) {//不存在同名的部门名
			Dept dept= new Dept();
			dept.setDeptname(deptname);
			int result = ser.addDept(dept);
			session.commit();
			session.close();
			
			if(result > 0) {
				str="y";
			}else {
				str="n";
			}
		}else {//存在同名的部门名
			str="同名";
		}
		
		PrintWriter out = response.getWriter();
		out.print(str);
	}
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doGet(request, response);
	}