Java根据ftl模板生成多表格复杂性word文档

package org.cnzjw.word1; import java.io.BufferedWriter; import java.io.File; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.OutputStreamWriter; import java.io.Writer; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import freemarker.template.Configuration; import freemarker.template.Template; import freemarker.template.TemplateException; public class WordHandler { private Configuration configuration = null; public WordHandler() { configuration = new Configuration(); configuration.setDefaultEncoding("UTF-8"); } public void data2word() { // 要填入模本的数据文件 Map<String, Object> dataMap = new HashMap<String, Object>(); getData(dataMap); // 设置模本装置方法和路径,FreeMarker支持多种模板装载方法。可以servlet，classpath，数据库装载， // 这里我们的模板是放在org.cnzjw.template包下面 configuration.setClassForTemplateLoading(this.getClass(), "/org/cnzjw/template"); Template t = null; try { // word1.ftl为要装载的模板 t = configuration.getTemplate("word1.ftl"); } catch (IOException e) { e.printStackTrace(); } // 输出文档路径及名称 File outFile = new File("D:/outword1.doc"); Writer out = null; try { out = new BufferedWriter(new OutputStreamWriter( new FileOutputStream(outFile))); } catch (FileNotFoundException e1) { e1.printStackTrace(); } try { t.process(dataMap, out); } catch (TemplateException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } } /** * 注意dataMap里存放的数据Key值要与模板中的参数相对应 * * @param dataMap */ private void getData(Map<String, Object> dataMap) { List tbs = new ArrayList(); for (int j = 0; j < 3; j++) { Table tb = new Table(); tb.setNo("1." + j); tb.setTb_name("T_SYS_USER" + j); tb.setTb_comment("系统用户表" + j); List cols = new ArrayList(); for (int i = 0; i < 5; i++) { Col col = new Col(); col.setCol_name("ID" + i); col.setCol_comment("序号" + i); col.setCol_datatype("VARCHAR2(20)"); col.setP_enable("Y"); col.setM_enable("Y"); col.setF_enable("N"); col.setU_enable("N"); col.setC_enable("N"); cols.add(col); } dataMap.put("cols", cols); List idxs = new ArrayList(); for (int i = 0; i < 2; i++) { Idx idx = new Idx(); idx.setContents("CREATE INDEX index_name" + i + " on table_name (col_name" + i + ")"); idxs.add(idx); } dataMap.put("idxs", idxs); tbs.add(tb); dataMap.put("tbs", tbs); } } public static void main(String[] args) { WordHandler wh = new WordHandler(); wh.data2word(); } }