BUG REPORT

1. Please describe the issue you observed:

• What did you do (The steps to reproduce)?
  MQDecoder::createMessageId != MQDecoder::decodeMessageId

• What did you expect to see?
  MQDecoder::createMessageId == MQDecoder::decodeMessageId

• What did you see instead?
  string msgIdStr = MQDecoder::createMessageId(rocketmq::IPPort2socketAddress(inet_addr("127.0.0.1"), 10091),(int64) 1024); MQMessageId msgId = MQDecoder::decodeMessageId(msgIdStr); EXPECT_EQ(msgId.getOffset(), 1024);

2. Please tell us about your environment:

• What is your OS?
  ubuntu 18.04

• What is your client version?

• What is your RocketMQ version?
  RocketMQ 4.4

3. Other information (e.g. detailed explanation, logs, related issues, suggestions on how to fix, etc):