updateincomeservlet.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 UpdateIncomeServlet  extends HttpServlet {
	
	protected void service(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		String target = null;
		HttpSession session = request.getSession(true);
		String sIncome = request.getParameter("income");
		
		if(!CheckNumTool.checkNum(sIncome)){
			session.setAttribute("error","Wrong number!!You should write like this : 12.34 ");
			target = "/jsp/income/incomeUpdate.jsp";
		}else{
			
		
		IncomeDco dco = new IncomeDco();
		
		String deptId = request.getParameter("deptId");
		String incomeId = request.getParameter("incomeId");
		double income = Double.parseDouble (sIncome); 
		String dueDate = request.getParameter("dueDate");
		dco.updateIncome(deptId, incomeId,income, dueDate);
		
		target = "/IncomeServlet";
		}

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