code: public static Object getObjectFromBytes(byte[] objBytes) throws Exception {
  		if (objBytes == null || objBytes.length == 0) {
  			return null;
  		}
  		ByteArrayInputStream bi = new ByteArrayInputStream(objBytes);
  		ObjectInputStream oi = new ObjectInputStream(bi);
  		return oi.readObject();
  	}
docs: 从字节数组转变为对象
  
  @param objBytes 字节数组
  
  @return 字节转换后的对象
  
  @throws Exception 异常处理