package com.pccw.business.fnd.common.filegen;

import java.io.IOException;

import java.io.Writer;

import java.util.Map;

import freemarker.core.Environment;

import freemarker.template.TemplateDirectiveBody;

import freemarker.template.TemplateDirectiveModel;

import freemarker.template.TemplateException;

import freemarker.template.TemplateModel;

import freemarker.template.TemplateModelException;

public class FinalReport2Directive implements TemplateDirectiveModel {

    /**

     * @param env

     *            上下文变量

     * @param params

     *            标签参数

     * @param loopVars

     * @param body

     *            标签体

     */

    public void execute(Environment env, Map params, TemplateModel[] loopVars, TemplateDirectiveBody body)

            throws TemplateException, IOException {

        TemplateModel prjojectNumTM = (TemplateModel)params.get("projectNum");

        System.out.println(prjojectNumTM.toString());

        body.render(new FinalReportCustomWriter(env.getOut()));

    }

    private static class FinalReportCustomWriter extends Writer {

        private final Writer out;

        FinalReportCustomWriter(Writer out) {

            this.out = out;

        }

        public void write(char[] cbuf, int off, int len) throws IOException {

            StringBuffer buf = new StringBuffer();

            buf.append("<tr><td>11</td></tr>");

            for (int i = 0; i < 50; i++) {

                buf = new StringBuffer();

                buf.append("<tr><td>" + i + "orderName" + "</td></tr>");

                buf.append("<tr><td>" + i + "orderNum" + "</td></tr>");

                buf.append("<tr><td>" + i + "orderQuantity" + "</td></tr>");

                buf.append("<tr><td>" + i + "orderPrice" + "</td></tr>");

                out.write(buf.toString());

            }

        }

        public void flush() throws IOException {

            out.flush();

        }

        public void close() throws IOException {

            out.close();

        }

    }

}

package com.pccw.business.fnd.common.filegen;

import java.io.BufferedWriter;

import java.io.File;

import java.io.FileOutputStream;

import java.io.OutputStreamWriter;

import java.io.Writer;

import java.util.HashMap;

import java.util.Map;

import javax.servlet.ServletContext;

import freemarker.template.Configuration;

import freemarker.template.Template;

public class HtmlFileBuild {

    private static HtmlFileBuild htmlFileBuild = null;

    private Configuration configuration;

    private  HtmlFileBuild(){

        configuration =  new Configuration();

    }

    public static HtmlFileBuild getInsance(){

        if(htmlFileBuild == null){

            htmlFileBuild  = new HtmlFileBuild();

        }

        return htmlFileBuild;

    }

    /**

     *

     * @param context

     *            上下文

     * @param data

     *            绑定数据

     * @param templateFileName

     *            模板名称

     * @param targetHtmlFileName

     *            生成目标文件名称

     * @return 生成html文件路径

     * @throws Exception

     */

    public String crateHTML(ServletContext context, Map<String, Object> data, String templateFileName,

            String targetHtmlFileName) throws Exception {

        try {

            // 模板存放路径

            this.configuration.setDirectoryForTemplateLoading(new File(

                    "D:/projects/FAS/trunk/dev/arch/WebRoot/business/template"));

            // 模板文件名称

            Template template = this.configuration.getTemplate(templateFileName);

            template.setEncoding("UTF-8");

            // 静态页面要存放的路径

            String htmlPath = targetHtmlFileName;

            File htmlFile = new File(htmlPath);

            Writer out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(htmlFile), "UTF-8"));

            // 处理模版 map数据 ,输出流

            data.put("projectNum", "B00002");

            template.process(data, out);

            out.flush();

            out.close();

            return targetHtmlFileName;

        } catch (Exception e) {

            e.printStackTrace();

            throw e;

        }

    }

    // test

    public static void main(String arg[]) throws Exception {

        new HtmlFileBuild().crateHTML(null, new HashMap(), "finalReport2.ftl", "E:/tmp/freemarker/finalReport2.html");

    }

}

<#assign fr2 = "com.pccw.business.fnd.common.filegen.FinalReport2Directive"?new()>

<table style="border:1px">

<@fr2  projectNum="${projectNum}">

</@fr2>

</table>