文档转换功能

	public static void convertWordToHtml(String srcPath, String desPath)
			throws JacobException {
		ActiveXComponent wordApp = new ActiveXComponent("Word.Application");
		
		try {
			wordApp.setProperty("Visible", new Variant(false));
			//获取word文档类型对象
			Dispatch documents = wordApp.getProperty("Documents").toDispatch();
			//打开word文档操作
			Dispatch doc = Dispatch.invoke(
					documents,
					"Open",
					Dispatch.Method,
					new Object[] { srcPath, new Variant(false),
							new Variant(true) }, new int[1]).toDispatch();
			//Add by  begin
			Object webOption = Dispatch.get(doc, "WebOptions").toDispatch();
			//65001 对应的编码为UTF-*
			Variant varent = new Variant("65001");
			Dispatch.put((Dispatch) webOption, "Encoding", varent);
			//Add by  end
			//将打开的word文档以html形式保存。
			Dispatch.invoke(doc, "SaveAs", Dispatch.Method, new Object[] {
					desPath,
					new Variant(DocumentConverterConstants.WORD_HTML_SIMPLE) },
					new int[1]);
			
			logger.info("Converting  Word doTo HTML Successful!");
			Dispatch.call(doc, "Close", new Variant(false));
		} catch (Exception e) {
			logger.error(e.getMessage());
		} finally {
			//退出对word相关应用的调用
			wordApp.invoke("Quit", new Variant[] {});
		}
	}

public static void convertWordToPdf(String srcPath, String desPath)
			throws JacobException {
		ActiveXComponent wordApp = new ActiveXComponent("Word.Application");

		try {
			wordApp.setProperty("Visible", new Variant(false));
			Dispatch documents = wordApp.getProperty("Documents").toDispatch();
			//打开word文档操作
			Dispatch doc = Dispatch.invoke(
					documents,
					"Open",
					Dispatch.Method,
					new Object[] { srcPath, new Variant(false),
							new Variant(true) }, new int[1]).toDispatch();
			//将打开的word文档以pdf形式保存。
			Dispatch.invoke(doc, "SaveAs", Dispatch.Method,
					new Object[] { desPath,
							new Variant(DocumentConverterConstants.WORD_PDF) },
					new int[1]);
			logger.info("Converted Word To PDF Successful!");
			Dispatch.call(doc, "Close", new Variant(false));
		} catch (Exception e) {
			logger.error(e.getMessage());
		} finally {
			//退出对word相关应用的调用
			wordApp.invoke("Quit", new Variant[] {});
		}
	}

    /**
     * 转换Office Word文档格式
     * 
     * @param handler
     *            ，Word文档内容字节流
     * @param aJsonStr
     *            ，Word文档信息JSON格式字符串，包括文件名和转换目标文档格式类型(PDF或HTML)
     * @return 成功返回的目标文档内容字节流
     * @throws DocumentConverterException
     */
    public DataHandler convertOfficeWord(DataHandler handler, String aJsonStr)