基于Freemarker和xml实现Java导出word

<dependency>
  <groupId>org.freemarker</groupId>
  <artifactId>freemarker</artifactId>
</dependency>

public class WordUtils {

  private static Configuration configuration = null;
  private static final String templateFolder = WordUtils.class.getClassLoader().getResource("").getPath()+"/templates/word";
  static {
    configuration = new Configuration();
    configuration.setDefaultEncoding("utf-8");
    try {
      configuration.setDirectoryForTemplateLoading(new File(templateFolder));
    } catch (IOException e) {
      e.printStackTrace();
    }
  }

  /**
   * @Description:导出word，传入request，response，map就是值，title是导出问卷名，ftl是你要使用的模板名
   */
  public static void exportWord(HttpServletRequest request, HttpServletResponse response, Map map, String title, String ftlFile) throws Exception {
    Template freemarkerTemplate = configuration.getTemplate(ftlFile);
    File file = null;
    InputStream fin = null;
    ServletOutputStream out = null;
    try {
      file = createDocFile(map,freemarkerTemplate);
      fin = new FileInputStream(file);
      String fileName = title + ".doc";
			response.setCharacterEncoding("utf-8");
			response.setContentType("application/msword");
			response.setHeader("Content-Disposition", "attachment;filename="
       +fileName);
			out = response.getOutputStream();
      byte[] buffer = new byte[512]; 
      int bytesToRead = -1;
      while((bytesToRead = fin.read(buffer)) != -1) {
        out.write(buffer, 0, bytesToRead);
      }
    }finally {
      if(fin != null) fin.close();
      if(out != null) out.close();
      if(file != null) file.delete(); 
    }
  }

  /**
   * @Description:创建doc文件
   */
  private static File createDocFile(Map<?, ?> dataMap, Template template) {
    File file = new File("init.doc");
    try {
      Writer writer = new OutputStreamWriter(new FileOutputStream(file), "utf-8");
      template.process(dataMap, writer);
      writer.close();
    } catch (Exception e) {
      e.printStackTrace();
    }
    return file;
  }

}