CustomAggregationMethod Class TIBCO Spotfire 7.6 API Reference
Base class for custom aggregation methods.
Inheritance Hierarchy

SystemObject
  Spotfire.Dxp.Data.ComputationsDataMethod
    Spotfire.Dxp.Data.ComputationsAggregationMethod
      Spotfire.Dxp.Application.ExtensionCustomAggregationMethod

Namespace: Spotfire.Dxp.Application.Extension
Assembly: Spotfire.Dxp.Application (in Spotfire.Dxp.Application.dll) Version: 25.11.10401.3615 (25.11.10401.3615)
Syntax

C#
public abstract class CustomAggregationMethod : AggregationMethod

The CustomAggregationMethod type exposes the following members.

Constructors

  NameDescription
Protected methodCustomAggregationMethod(String, String, DataType, String, String, String)
Create a new aggregation method.
Protected methodCustomAggregationMethod(String, String, DataType, String, String, String, LicensedFunction)
Create a new aggregation method.
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Methods

  NameDescription
Protected methodCreateAccumulatorCore
Create an accumulator. A unique instance of the IAccumulator class should be returned for each call.
(Inherited from AggregationMethod.)
Protected methodFinalize
Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.
(Inherited from Object.)
Public methodGetType
Gets the Type of the current instance.
(Inherited from Object.)
Protected methodMemberwiseClone
Creates a shallow copy of the current Object.
(Inherited from Object.)
Protected methodSpecifyArgumentTypesCore
Override this method to specify the argument types.
Protected methodSpecifyColumnPropertiesUsedCore
Override this method to specify which column properties the custom method uses.
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Properties

  NameDescription
Public propertyAbstraction
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.
(Inherited from AggregationMethod.)
Public propertyDescription
Description of what the method does. This is shown in the user interface to describe to the user how to use the method.
(Inherited from AggregationMethod.)
Public propertyDisplayName
Display name for method name. This is not the name used in expressions but the name shown in the UI.
(Inherited from AggregationMethod.)
Public propertyMethodCategory
The category is AggregationMethod.
(Inherited from AggregationMethod.)
Public propertyMethodNamespace
Gets the namespace of the method. All method has to have a namespace.
(Inherited from DataMethod.)
Public propertyName
Gets the name of the method as used in expressions.
(Inherited from DataMethod.)
Public propertyRequiredLicense
Gets the license that is needed for use of this data method. By default all methods have an AlwaysEnabled license.
(Inherited from DataMethod.)
Public propertySection
Which section should the method be part of, see the Sections class for predefined sections.
(Inherited from AggregationMethod.)
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Version Information

Supported in: 7.6, 7.5, 7.0, 6.5, 6.0, 5.5, 5.0
See Also

Reference