Ant Organisation Ltd

The main concepts involved in a workflow are detailed below.

For a basic introduction, it is recommended that you read the workflow definition, case document, activity definition and workflow instance concepts.

Core concepts

Action: Performs the work for an activity in a running workflow.

Activity definition: Definition of a workflow step.

Case document: Information manipulated by a running workflow instance.

Parameters: Customising workflow behaviour.

Workflow definition: Defines the whole structure of a workflow.

Workflow instance: Represents a running workflow.

Other concepts

Activity instance: Activity within a running workflow instance..

Schedule action: Action that is triggered by a scheduled event.

Schedule entry: Entry in the schedule.

Schedule event: Events which determine when a scheduled entry fires.

Segment definition: Defines a group of threads that run concurrently.

Segment instance: Instance of a segment.

Thread definition: Defines a set of activities of which only one can be active at any time.

Thread instance: Instance of a thread.

Transition: Defines the subsequent activity to execute.

Workflow engine: Program that manages all running workflows.

Workflow task: Tasks represent user interactions with the workflow instances.