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Class FilterDescription

Describes a filter descriptor

Inheritance
System.Object
JsonObject
FilterDescriptorBase
FilterDescription
Inherited Members
FilterDescriptorBase.CreateFilterExpression(Expression)
FilterDescriptorBase.Serialize(IDictionary<String, Object>)
JsonObject.ToJson()
Namespace: Telerik.DataSource
Assembly: Telerik.DataSource.dll

Syntax

public abstract class FilterDescription : FilterDescriptorBase, IFilterDescriptor

Constructors

FilterDescription()

Declaration
protected FilterDescription()

Properties

IsActive

If false SatisfiesFilter(Object) will not execute.

Declaration
public virtual bool IsActive { get; }
Property Value
System.Boolean

Methods

CreateFilterExpression(ParameterExpression)

Creates a predicate filter expression that calls SatisfiesFilter(Object).

Declaration
protected override Expression CreateFilterExpression(ParameterExpression parameterExpression)
Parameters
System.Linq.Expressions.ParameterExpression parameterExpression

The parameter expression, which parameter will be passed to SatisfiesFilter(Object) method.

Returns
System.Linq.Expressions.Expression

Overrides
FilterDescriptorBase.CreateFilterExpression(ParameterExpression)

SatisfiesFilter(Object)

The method checks whether the passed parameter satisfies filter criteria.

Declaration
public abstract bool SatisfiesFilter(object dataItem)
Parameters
System.Object dataItem

Returns
System.Boolean

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