java web项目无刷新导出word文档demo，使用freemarker模板引擎

package com.stone.ms.servlet; import java.io.IOException; import java.io.Writer; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import com.stone.ms.creater.DocCreater; /** * Servlet implementation class DownloadServlet */ @WebServlet("/download") public class DownloadServlet extends HttpServlet { private static final long serialVersionUID = 1L; /** * @see HttpServlet#HttpServlet() */ public DownloadServlet() { super(); } /** * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse * response) */ protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // 设置response类型 String fileName = "myDownFile.doc"; // 设置响应正文的MIME类型 response.setContentType("Content-Disposition;charset=utf-8"); response.setHeader("Content-Disposition", "attachment;" + " filename=" + fileName); // 获取数据，设置数据 Map<String, Object> dataMap = new HashMap<>(); dataMap.put("company", "Freemarker"); dataMap.put("companyname", "Freemarker测试有限公司"); dataMap.put("addr", "China Hangzhou"); dataMap.put("contact", "西湖区文一路"); dataMap.put("phone", "123456"); List<Map<String, String>> payList = new ArrayList<>(); for (int i = 1; i < 5; i++) { Map<String, String> iMap = new HashMap<>(); iMap.put("deadline", "20160" + i + "10"); iMap.put("pay", i * 10 + ""); iMap.put("bk", "10"); iMap.put("own", "100"); payList.add(iMap); } dataMap.put("itemlist", payList); // 把本地文件发送给客户端 Writer out = response.getWriter(); DocCreater dc = new DocCreater(); dc.createDoc(out, dataMap, "demo.ftl"); out.close(); } /** * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse * response) */ protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doGet(request, response); } }