xuankeservlet.java

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package xiong.gang.servlet;

import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import xiong.gang.dao.DataDAO;

@SuppressWarnings("serial")
public class XuanKeServlet extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public XuanKeServlet() {
		super();
	}

	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		int flag=0;
		String sno=(String)request.getSession().getAttribute("sno");
		String cno=(String)request.getParameter("cno");
		String nianji=request.getParameter("nianji");
		DataDAO data=new DataDAO();
		flag=data.xuanke(cno,sno, nianji);
		if(flag!=0){
			if(flag!=9000&&flag!=9001&&flag!=9002){
			request.setAttribute("success","true");
			request.getRequestDispatcher("filter/chengjiechaxun.jsp").forward(request,response);
			}else{
				if(flag==9000){
				request.setAttribute("zhongfu","true");
				request.getRequestDispatcher("filter/chengjiechaxun.jsp").forward(request,response);
				}
				if(flag==9001){
					request.setAttribute("guoduo","true");
					request.getRequestDispatcher("filter/chengjiechaxun.jsp").forward(request,response);
				}
				if(flag==9002){
					request.setAttribute("nianji","true");
					request.getRequestDispatcher("filter/chengjiechaxun.jsp").forward(request,response);
				}
			}
		}else{
			request.setAttribute("error","true");
			request.getRequestDispatcher("filter/chengjiechaxun.jsp").forward(request,response);
		}
	}

	@Override
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		this.doPost(request, response);
	}

}