addincomeservlet.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.income.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 module.income.dco.IncomeDco;
import tools.CheckNumTool;


public class AddIncomeServlet  extends HttpServlet {
	
	protected void service(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		String target = null;
		IncomeDco dco = new IncomeDco();
		HttpSession session = request.getSession(true);
		String sIncome = request.getParameter("income");
		String deptId = request.getParameter("deptId");
		
		if(!CheckNumTool.checkNum(sIncome)){
			session.setAttribute("error","Wrong number!!You should write like this : 12.34 ");
			target = "/jsp/income/incomeAdd.jsp";
		}else if(!dco.check(deptId)){
			session.setAttribute("error","One day One income note !!!!!");
			target = "/jsp/income/incomeAdd.jsp";
		}else{
			session.removeAttribute("deptList");
			target = "/IncomeServlet";
			double income = Double.parseDouble(sIncome);
			dco.addIncome(deptId,income);
		}
		
		RequestDispatcher rd = request.getRequestDispatcher(target);
		rd.forward(request,response);
	}
}