Get External Value <T> Activity

Description:

Obtains a cached value from a client application.

Inheritance Hierarchy:

System.Object
  System.Activities.Activity
    System.Activities.NativeActivity
      Geocortex.Workflow.Activities.ExternalActivityBase
        Geocortex.Workflow.Activities.GetExternalValue<T>

Function:

This activity allows a workflow to obtain a value stored in the client application by a Set External Value activity that previously ran in this workflow, or another workflow in the current application.

If a value is not found matching the given key the default value of the selected type T will be provided.

In a Workflow:

You would use this activity if your workflow needs to obtain a value that was stored by a previously run activity in this workflow, or in another workflow.

Properties:

Name	Description
In Arguments
Key	The key of the cached value.
Misc
Display Name	GetExternalValue You can change the name of an activity to one that describes what it does. A descriptive name can make a workflow easier to interpret and maintain.
External Id	An activity handler within a client can reference this particular activity using this external identifier.
Out Arguments
Value	The cached value returned from the client application.

Version Information:

Supported from: Geocortex Essentials 4.0, Geocortex Viewer for Silverlight 2.0, Geocortex Viewer for HTML5 2.0.