public static int Test(byte[] bytes)
  {
  	  int index=0;
	  int sValue = bytes[index];
	  if (sValue < 0)
	  {
		  int result=0;
		  while (index < bytes.length)
		  {
			  int temp = sValue & 0x7F;
			  sValue = bytes[++index];
			  if (sValue >= 0)
			  {
				result = temp | svalue << 7;
				break;
			  }
			  temp = temp | (sValue & 0x7F) << 7;
			  sValue = bytes[++index];
			  if (sValue >= 0)
			  {
				result = temp | svalue << 14;
				continue;
			  }
			  temp = temp | (sValue & 0x7F) << 14;
			  sValue = bytes[++index];
			  if (sValue >= 0)
			  {
				result = temp | svalue << 21;
				break;
			  }
			  temp = temp | (sValue & 0x7F) << 21;
			  sValue = bytes[++index];
			  if (sValue >= 0)
			  {
				result = temp | svalue << 28;
				break;
			  }else{
				  throw;
			  }
		   }
		  return result;
	  }else{
			return sValue;
	  }
}

  private void Test2(long value)
  {
    while (true)
    {
      if ((0xFFFFFF80 & value) == 0L)
      {
        Write(value); //确定为value
        return;
      }
      Write( (0x80 | 0x7F & (int)value));//确定为 (0x80 | 0x7F & (int)value);
      value >>>= 7;
    }
  }

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