updatedeptservlet.java

海鲜超市管理 登录 修改 增加 等功能jsp+servlet

/*
 * 创建日期 2006-12-18
 * TODO 
 */
package module.dept.servlet;

import java.io.IOException;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import tools.StringTools;

import dto.DeptDto;

import module.dept.dco.DeptDco;
import module.income.dco.IncomeDco;

public class UpdateDeptServlet  extends HttpServlet {
	
	protected void service(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		String target = null;
		HttpSession session = request.getSession(true);
		DeptDto dto = new DeptDto();
		DeptDco dco = new DeptDco();
		dto.setName(request.getParameter("deptName"));
		dto.setDescription(request.getParameter("description"));
		dto.setId(request.getParameter("deptId"));
		
		if("".equals(dto.getName()) || "".equals(dto.getDescription())){
			session.setAttribute("error","Some note  is null!!!");
			target = "/jsp/dept/departmentUpdate.jsp";
		}else if(!StringTools.checkString(dto.getName())
				||!StringTools.checkString(dto.getDescription())){
			session.setAttribute("error","you can only write 'a-z' 'A-Z' '0-9' and other English symbol");
			target = "/jsp/dept/departmentUpdate.jsp";	
		}else{
			
			target = "/DeptServlet";
			dco.updateDept(dto);
		}

		RequestDispatcher rd = request.getRequestDispatcher(target);
		rd.forward(request,response);
		
		
	}
}