Spring Boot with Camunda 8 and Zeebe Job Worker

This project demonstrates the integration of Camunda 8 with a Spring Boot application. It includes examples of using both Java-based and Spring-based Zeebe clients to connect with Camunda 8 SaaS and set up Zeebe job workers.

Table of Contents

• Overview
• Features
• Prerequisites
• Setup
  • Clone the Repository
  • Configure Zeebe Client
  • Running the Application
• Zeebe Job Worker Setup
  • Java-based Zeebe Client
  • Spring-based Zeebe Client

Overview

This project is built on Spring Boot and integrates Camunda 8, a modern, scalable workflow engine. It provides examples of setting up Zeebe job workers using both Java-based and Spring-based Zeebe clients to connect with Camunda 8 SaaS.

Features

• Spring Boot Integration: Easily integrates Camunda 8 into a Spring Boot application.
• Zeebe Clients: Examples of both Java-based and Spring-based Zeebe clients.
• Job Worker Setup: Demonstrates the setup of Zeebe job workers to handle tasks from Camunda 8.

Camunda Zeebe Clients

Camunda 8 offers two types of Zeebe client libraries for interacting with the Zeebe broker:

• Java Zeebe Client: A low-level, general-purpose client for programmatic control.

• Spring Zeebe Client: A higher-level abstraction built on top of the Java Zeebe Client, providing Spring-specific features for easier integration.

Prerequisites

• Java 21 or higher
• Maven or Gradle
• Spring Boot 3.3.2
• Camunda 8 SaaS account (You can sign up for a free account here)

Setup

Clone the Repository

git clone https://github.com/rakeshkumargupt/camunda8-job-workers.git
cd camunda8-job-workers

Running the Application

mvn spring-boot:run

Sample Output:

Deployment and Testing

• Deploy a Zeebe Worker: Within your Camunda 8 SaaS environment, follow the instructions to deploy a new Zeebe worker. Specify the same worker name as defined in your application.properties file.

Start a Process:

• Trigger a process in Camunda 8 that includes a service task targeted at your Zeebe worker. Observe the logs in your application's console as the worker receives and processes jobs.
• Customer Onboarding BPMN :

• Sample Card Payment BPMN :

•