将文件转成base64 字符串

    /*      *actions: 将文件转成base64 字符串 	 *path：文件路径 	 */ 	public String encodeBase64File(String path) throws Exception { 		File file = new File(path); 		FileInputStream inputFile = new FileInputStream(file); 		byte[] buffer = new byte[(int) file.length()]; 		inputFile.read(buffer); 		inputFile.close(); 		return new BASE64Encoder().encode(buffer); 	}     /*      *actions: 将base64字符保存文本文件 	 *targetPath：文件路径 	 *base64Code: base64字符串 	 */ 	public void toFile(String base64Code, String targetPath) throws Exception { 		byte[] buffer = base64Code.getBytes(); 		FileOutputStream out = new FileOutputStream(targetPath); 		out.write(buffer); 		out.close(); 	}