Flowable-event-registry

Flowable event registry demo with RabbitMQ

Prerequisites

RabbitMQ instalation with 3 queues defined:

• start-process
• receive-message
• send-message

Example

1. To start process - send message on start-process queue

Set properties: content_type : application/json

{
    "id" : "randomId"
}

This action starts process. Next step is send and receive message task. Message is send to send-message queue automatically. Process stops and wait for message from RabbitMQ to continue.

2. To continue process - send message on receive-message queue

Set properties: content_type : application/json

{
    "id" : "randomId"
}

This action proceed process.

Project description

Technology and Tools

• Spring Boot
• H2 database
• Flowable
• Gradle

Dependencies

• spring-boot-starter-amqp
• flowable-jms-spring-executor
• flowable-spring-boot-starter-process

Code description

Event registry - resources/eventregistry

Inbound channel - ch-in-*.channel

Outbound channel - ch-out-*.channel

Inbound event - ev-in-*.event

Outbound event - ev-out-*.event

Process definition - resources/processes

Start event - Start event registry event - defined Event key and Mapping from event payload

Activities - Send event task - defined Event key and Mapping to event payload, to wait for response from message broker - set Set service task to be triggerable and define Trigger event key and Mapping from event payload