This class is used as the base class for aggregation methods.
Inheritance Hierarchy
Spotfire.Dxp.Data.ComputationsDataMethod
Spotfire.Dxp.Data.ComputationsAggregationMethod
Spotfire.Dxp.Application.ExtensionCustomAggregationMethod
Namespace: Spotfire.Dxp.Data.Computations
Assembly: Spotfire.Dxp.Data (in Spotfire.Dxp.Data.dll) Version: 25.11.10401.3615 (25.11.10401.3615)
Syntax
C#
public abstract class AggregationMethod : DataMethod, IPublicMethod, IAggregationMethod, IMetadataUsageProvider, IAbstraction
The AggregationMethod type exposes the following members.
Methods
Name | Description | |
---|---|---|
CreateAccumulatorCore | Create an accumulator. A unique instance of the
IAccumulator class should be returned for
each call.
| |
Finalize | Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.) | |
GetType | Gets the Type of the current instance. (Inherited from Object.) | |
MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.) |
Properties
Name | Description | |
---|---|---|
Abstraction |
Only applicable for aggregation methods. Returns true if
the returned value from the method exists in the data; otherwise false.
E.g., Sum is an abstraction but Max is not.
| |
Description |
Description of what the method does. This is shown in the user interface to describe
to the user how to use the method.
| |
DisplayName |
Display name for method name. This is not the name used
in expressions but the name shown in the UI.
| |
MethodCategory | The category is
AggregationMethod.
(Overrides DataMethodMethodCategory.) | |
MethodNamespace | Gets the namespace of the method. All method has to have a namespace.
(Inherited from DataMethod.) | |
Name | Gets the name of the method as used in expressions.
(Inherited from DataMethod.) | |
RequiredLicense | Gets the license that is needed for use of this data method.
By default all methods have an AlwaysEnabled license.
(Inherited from DataMethod.) | |
Section |
Which section should the method be part of, see the Sections class for predefined sections.
|
Remarks
Version Information
See Also