checkname.java

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package com.briup.run.web.servlet;

import java.io.IOException;

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

import org.apache.struts2.ServletActionContext;

import com.briup.run.common.util.BeanFactory;
import com.briup.run.common.util.MakeXML;
import com.briup.run.pojos.Memberinfo;
import com.briup.run.service.IMemberService;

public class checkName extends HttpServlet {

	/**
	 * 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 {


		ServletOutputStream out = response.getOutputStream();
		response.setContentType("text/xml;charset=utf-8″");
		response.setCharacterEncoding("UTF-8");
		response.setHeader("Cache-Control","no-cache");
		response.setHeader("Pragma","no-cache");//使浏览器不会在本地缓存结果。
		
		String nickname=request.getParameter("nickname");
		Memberinfo memberinfo = null;
		String xml=null;
		MakeXML make=new MakeXML();
		try {
			 IMemberService memberService
		    =(IMemberService) BeanFactory.getBean(BeanFactory.MEMBERSERVICE);
			memberinfo = memberService.findMemberinfoByName(nickname);
			if(nickname==null&&nickname.trim().length()<1){
				xml=make.makeXml("这个姓名已经被占用!", false);
			}else if(memberinfo==null&&nickname.trim().length()>0){
				
				xml=make.makeXml("这个姓名可以使用!", true);
			}else{
				xml=make.makeXml("姓名查找出错!", false);
			}
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
			

		
				out.print(xml);
				out.flush();
				out.close();
	}

}