ApplyCategoryFilter Method

Статья
11/12/2009

Filters a DiscountItemCollection for a specific category.

Namespace: Microsoft.CommerceServer.Runtime.Marketing
Assembly: Microsoft.CommerceServer.Runtime (in Microsoft.CommerceServer.Runtime.dll)

Syntax

'Declaration
Public Function ApplyCategoryFilter ( _
    filter As DiscountCriteriaFilter, _
    catalogName As String, _
    categoryId As String _
) As DiscountItemCollection

'Usage
Dim instance As DiscountItemCollection
Dim filter As DiscountCriteriaFilter
Dim catalogName As String
Dim categoryId As String
Dim returnValue As DiscountItemCollection

returnValue = instance.ApplyCategoryFilter(filter, _
    catalogName, categoryId)

public DiscountItemCollection ApplyCategoryFilter(
    DiscountCriteriaFilter filter,
    string catalogName,
    string categoryId
)

public:
DiscountItemCollection^ ApplyCategoryFilter(
    DiscountCriteriaFilter^ filter, 
    String^ catalogName, 
    String^ categoryId
)

public function ApplyCategoryFilter(
    filter : DiscountCriteriaFilter, 
    catalogName : String, 
    categoryId : String
) : DiscountItemCollection

Parameters

filter
Type: Microsoft.CommerceServer.Runtime.Marketing..::.DiscountCriteriaFilter
The DiscountCriteriaFilter settings to use when performing the filtering. Cannot be nullNothingnullptra null reference (Nothing in Visual Basic).

catalogName
Type: System..::.String
The name of the catalog to which the category belongs. Cannot be nullNothingnullptra null reference (Nothing in Visual Basic).

categoryId
Type: System..::.String
The name of the category to filter on. Cannot be nullNothingnullptra null reference (Nothing in Visual Basic).

Return Value

Type: Microsoft.CommerceServer.Runtime.Marketing..::.DiscountItemCollection
A new filtered DiscountItemCollection.

Exceptions

Exception	Condition
ArgumentNullException	Any of the input parameters are nullNothingnullptra null reference (Nothing in Visual Basic).

Remarks

Creates and returns a DiscountItemCollection, the original DiscountItemCollection filtered by a category. The newly created DiscountItemCollection contains only DiscountItem object with the specified categoryId.

A category is uniquely identified by its name and the name of the catalog to which it belongs. Additional filter settings can be specified by setting the corresponding properties on the DiscountCriteriaFilter input parameter. The existing DiscountItemCollection is not modified by this method.

Permissions

Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

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