selectservlet.java

ajax的例子

package com.huatek.easion.controller;

import java.io.IOException;
import java.io.PrintWriter;

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

public class SelectServlet extends HttpServlet {

	
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		 String province = request.getParameter("province");
		 
		 if(province.equals("1")){
		     response.getWriter().write("11-1|12-2|13-3");
		 }else if(province.equals("2")){
			 response.getWriter().write("21-1|22-2|23-3|24-4");
		 }else if(province.equals("3")){
			 response.getWriter().write("31-1|32-2|33-3");
		 }
	
	}


	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		
	}

}