一个意义深刻 FreeMarker 入门例子之HelloWord

package com.servlet; import java.io.BufferedWriter; import java.io.File; import java.io.IOException; import java.io.OutputStreamWriter; import java.io.Writer; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import freemarker.cache.FileTemplateLoader; import freemarker.template.Configuration; import freemarker.template.SimpleHash; import freemarker.template.Template; import freemarker.template.TemplateException; /** * Servlet implementation class test */ public class testFMServlet extends HttpServlet { private static final long serialVersionUID = 1L; /** * @see HttpServlet#HttpServlet() */ public testFMServlet() { super(); } /** * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse * response) */ protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { Writer out = new BufferedWriter(new OutputStreamWriter(response .getOutputStream(), "UTF-8")); SimpleHash context = new SimpleHash(); context.put("title", "A Single FreeMarker Example"); context.put("message", "My FreeMarker Test,Successful!"); Configuration templateConfig = new Configuration(); String defaultPath ="c:/templates"; FileTemplateLoader defaultLoader = new FileTemplateLoader(new File(defaultPath)); templateConfig.setTemplateLoader(defaultLoader); String filepath = "default/myPage.htm"; Template template = templateConfig.getTemplate(new StringBuffer(filepath).toString()); try { template.process(context, out); } catch (TemplateException e) { e.printStackTrace(); } out.write(""); out.flush(); out.close(); } /** * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse * response) */ protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { this.doGet(request, response); } }