spring-projects / spring-projects/spring-integration

Consider to move MQTT support to HiveMQ MQTT Client

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#3,102 13 comments 6 reactions 0 assignees View on GitHub

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in: mqtt type: enhancement type: refactoring
Dominant language
Java
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Description

This client support both MQTT v3.1.1 and v5 protocol and it is Java 8 and Reactive ready: https://github.com/hivemq/hivemq-mqtt-client

Unlike Paho which is not clear when will support v5: https://github.com/eclipse/paho.mqtt.java/blob/master/MQTTv5.md

Although I might agree that this could be something for version 6.0 or we can support both clients since 5.3...

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by locating the existing Paho-based MQTT support in Spring Integration and compare its behavior with the HiveMQ MQTT Client linked in the issue. Read the linked MQTTv5.md and HiveMQ documentation first, then define whether the work replaces Paho or supports both clients, including the protocol versions and compatibility expectations that tests must cover.

Written by the indexing model from the issue text.

Assessment

Tech stack
java, spring
Domain
backend, distributed-systems
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Quiet
Clarity
Needs clarification
Newbie friendliness
35/100

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