Model Parts, Diagrams, Dictionary Items, and Properties > Dictionary items > Pool (dictionary item)
Pool (dictionary item)
For automation interface information about a Pool, see Pool (automation interface).
A Pool is a data storage area that is shared between Tasks.
You can create a Pool through the context menu of a Package: right-click the Package, point to New, point to Proprietary, point to Concurrency, and then click Pool. In addition, you can create a Pool through a Concurrency Diagram.
When used on a diagram, a Pool's notation is as follows:
In the Modeler panes, a short-cut symbol on the Pool's icon indicates that the item is a stub.
The following sections provide information about how a Pool is used in the model. For more information about a property, item, model part or diagram, click it.
In addition to the standard properties, a Pool has these properties:
Number of Instances
The Class box on the Options tab of a Monitor's Property Pages shows the Class, Data Type or Interface that owns the Operations that implement the Monitor.
Owned by
Dependency - The Dependency is owned jointly by the Pool and the other associated item. The access permissions you have to a Dependency are determined by the access permissions of the dependent item.
Defined in these parts of the model
Concurrency Model
Shown on these diagrams
Concurrency Diagram
Variant Diagram
Can be linked to these dictionary items
In addition to the owning Package or Model, a Pool can be linked to the following items.
Class - The linked Class contains the Operations required to implement the Pool (drag Class to Pool symbol on diagram).
Data Type - The linked Data Type contains the Operations required to implement the Pool (drag Data Type to Pool symbol on diagram).
Interface - The linked Interface contains the Operations required to implement the Pool (drag Interface to Pool on diagram).