java Servlet 下载 itext 生成的2003 word 文档（java生成word文档3）

package cn.net.seek.servlet.legalidea;

import java.io.BufferedOutputStream;
import java.io.IOException;
import java.io.OutputStream;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.lowagie.text.Document;
import com.lowagie.text.DocumentException;
import com.lowagie.text.PageSize;
import com.lowagie.text.rtf.RtfWriter2;

import cn.net.seek.service.LegalDraftService;

public class ExportAllIdeaServlet extends HttpServlet {

	private static final long serialVersionUID = -6937472436989564187L;

	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		doPost(request, response);
	}

	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		String puid = request.getParameter("puid");
		LegalDraftService service=new LegalDraftService();
		String title = service.findTitleByPuid(puid);
		OutputStream toClient=new BufferedOutputStream(response.getOutputStream());
		response.addHeader("Content-Disposition", "attachment;filename="
				+ new String(title.getBytes("gbk"), "iso8859-1") + ".doc");
		response.setContentType("application/vnd.ms-word");
		Document document = new Document(PageSize.A4);
		RtfWriter2.getInstance(document, toClient);
		document.open();
		try {
			service.downAllIdeaByPuid(puid, title, document);
		} catch (DocumentException e) {
			e.printStackTrace();
		}
		document.close();
		toClient.flush();
		toClient.close();
	}
}

 itext所需jar包在下面