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Zeebe - Get Started Java Client

This repository contains the source code of the Zeebe Get-Started Java client tutorial.

You can find the tutorial in the Zeebe documentation.

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Camunda Cloud Deployment

Build the JAR file with Maven

mvn clean package

Export the connection settings as environment variables:

export ZEEBE_ADDRESS='[Zeebe API]'
export ZEEBE_CLIENT_ID='[Client ID]'
export ZEEBE_CLIENT_SECRET='[Client Secret]'
export ZEEBE_AUTHORIZATION_SERVER_URL='[OAuth API]'

Hint: When you create client credentials in Camunda Cloud you have the option to download a file with above lines filled out for you.

And execute it with Java

java -jar target/zeebe-get-started-java-client-0.1.0-jar-with-dependencies.jar

Docker Deployment

Run with Maven

Build the JAR file with Maven

mvn clean package

Then start the broker:

docker-compose up -d broker

And execute it with Java

java -jar target/zeebe-get-started-java-client-0.1.0-jar-with-dependencies.jar

After executing, please remember to shutdown the broker:

docker-compose down -v

docker-compose

Make sure to build the worker by running mvn clean package.

Then start the broker:

docker-compose up -d broker

and start the worker

docker-compose up --build --force-recreate worker

You should see output like this:

$ docker-compose up worker
Starting zeebe-get-started-java-client_worker_1 ... done
Attaching to zeebe-get-started-java-client_worker_1
worker_1  | Connecting to broker: zeebe-broker:26500
worker_1  | Connected to broker: zeebe-broker:26500
worker_1  | Workflow deployed. Version: 1
worker_1  | Workflow instance created. Key: 2251799813685261
worker_1  | Closed.
zeebe-get-started-java-client_worker_1 exited with code 0

After executing, please remember to shutdown the broker:

docker-compose down -v

Code of Conduct

This project adheres to the Contributor Covenant Code of Conduct. By participating, you are expected to uphold this code. Please report unacceptable behavior to [email protected].

License

Most Zeebe source files are made available under the Apache License, Version 2.0 except for the broker-core component. The broker-core source files are made available under the terms of the GNU Affero General Public License (GNU AGPLv3). See individual source files for details.