A Pool in a BPMN collaboration diagram represents a participant of a collaboration. A Pool can have its inner process flows defined. You can add the elements from a BPMN Process diagram to a pool. You can also hide the pool details by displaying a “black box” pool. A Pool can also have inner lanes.

To create a Pool from Diagram pallet

1. On the Collaboration Diagram pallet, click Horizontal Pool and select a needed type of Pool.
2. Select Resources and click OK.

To create a Pool with a representing Resources from the Containment tree

• Drag a Resource, Organization, Post, or Person from the Containment tree to a BPMN Collaboration diagram pane.

To create a Pool with a suppressed content

• On the Collaboration Diagram pallet, under Conversations click Participant (Pool).

To add Lane to a Pool, do one of the following

• Right-click a Pool, point to Insert Inner Lanes or Insert Lanes and select a lane type.
• Right-click a Pool header and click to select Insert Lanes.

To open a Pool Specification window

• Right-click the Pool header and select Specification.

To specify a model element represented by a Pool or Lane, do one of the following

• Click a Pool or Lane header on the diagram. On the Smart Manipulators toolbar click the Represents button.

• Open the Pool or Lane Specification window, click Represents and select the represented elements from drop down list.

  Any type of element you can select only from Specification window.

• Select a represented element in the Containment tree and drag it to the Pool or Lane header on the diagram.

To hide a Pool content on a diagram (to display a “black box” pool)

• Right-click a Pool header and from the shortcut menu select one of the following:
  • Suppress Pool Content
  • Symbol(s) Properties and in the open dialog set the Suppress Pool Content property value to true.

A Pool with suppressed content that references a MultiInstance Participant will be displayed with a MultiInstance marker.

To display a MultiInstance marker on a Pool

1. Open the Specification window.

2. Click Represents and select a represented multi-instance Participant.

   A MultiInstance marker can be displayed only on a Poll with suppressed contents.

To review the Pool or Lane traceability information

• Open the Specification window, click Traceability.

Related elements

• Resource
• Participant
• Pool and Lane
• Organization Unit
• Role
• Person
• Information system

Related diagram

• BPMN Collaboration Diagram

Related procedures

• Creating a Diagram
• Creating and Using Message Flow
• Creating and Using Conversation Nodes
• Creating and Using Participant
• Using Common BPMN Elements