ajax调用servlet_test_可以运行的例子，是一个完整的工程

package temp; 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 GetAndPostExample extends HttpServlet { /** * Constructor of the object. */ public GetAndPostExample() { super(); } /** * Destruction of the servlet. <br> */ public void destroy() { super.destroy(); // Just puts "destroy" string in log // Put your code here } /** * The doGet method of the servlet. <br> * * This method is called when a form has its tag value method equals to get. * * @param request * the request send by the client to the server * @param response * the response send by the server to the client * @throws ServletException * if an error occurred * @throws IOException * if an error occurred */ public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doPost(request, response); } /** * The doPost method of the servlet. <br> * * This method is called when a form has its tag value method equals to * post. * * @param request * the request send by the client to the server * @param response * the response send by the server to the client * @throws ServletException * if an error occurred * @throws IOException * if an error occurred */ public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { String data = ""; String temp = ""; temp = (String) request.getParameter("firstName"); data = data + "第一个名字" + temp; temp = (String) request.getParameter("middleName"); data = data + " 中间的名字" + temp; temp = (String) request.getParameter("birthday"); data = data + " 生日" + temp; temp = (String) request.getParameter("timeStamp"); data = data + " 调用时间" + temp; System.out.println("获得的数据 " + data); response.setContentType("text/html;charset=gb2312"); PrintWriter out = response.getWriter(); out.println(data); out.flush(); out.close(); } /** * Initialization of the servlet. <br> * * @throws ServletException * if an error occurs */ public void init() throws ServletException { // Put your code here } }