frameMaker实例代码

package com; import java.io.File; import java.io.IOException; import java.io.OutputStreamWriter; import java.io.Writer; import java.util.ArrayList; import java.util.HashMap; import java.util.Map; import java.util.Set; import java.util.TreeSet; 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 freemarker.template.Configuration; import freemarker.template.Template; import freemarker.template.TemplateException; @WebServlet(name="ftl1",urlPatterns="/ftl1") public class FTL1Servlet extends HttpServlet { protected void doGet(HttpServletRequest request,HttpServletResponse response) throws ServletException,IOException{ //加载配置文件 Configuration cfg=new Configuration(); cfg.setDirectoryForTemplateLoading(new File("F:\\CODE\\test.my\\src\\main\\java\\template")); String ftl="ftl1.html"; //获取模板 Template t1=cfg.getTemplate(ftl); //加载数据 Map root=this.getRootMap(); Writer writer=new OutputStreamWriter(response.getOutputStream()); try { t1.process(root, writer); } catch (TemplateException e) { // TODO Auto-generated catch block e.printStackTrace(); } writer.flush(); writer.close(); } protected void doPost(HttpServletRequest request,HttpServletResponse response) throws ServletException,IOException{ doGet(request,response); } private Map getRootMap(){ Map root=new HashMap(); root.put("user", "Big Joe"); Map latest=new HashMap(); root.put("lastestProduct", latest); latest.put("url", "products/greenmouse.html"); latest.put("name", "green mouse"); //加载底层数据 Map level1=new HashMap(); level1.put("name", "Little people"); Map level2=new HashMap(); level2.put("name", level1); Map level3=new HashMap(); level3.put("name", level2); root.put("manylevel", level3); Set set=new TreeSet(); set.add(1); set.add(2); set.add(11); set.add(5); set.add(1); set.add(1); set.add(1); System.out.println("set="+set); root.put("set1", set); //List ArrayList list=new ArrayList(); list.add(5); list.add(1); list.add(4); list.add(5); list.add(5); list.add(5); System.out.println("list="+list); root.put("l", list); //数组 String[] sarr=new String[]{"一","四","三"}; root.put("sarr", sarr); return root; } }