Class ResultCountHandler

A SPARQL Results Handler which just counts Results.

Inheritance
object
BaseHandler
BaseResultsHandler
ResultCountHandler
Implements
Inherited Members
Namespace: VDS.RDF.Parsing.Handlers
Assembly: dotNetRdf.dll
Syntax
public class ResultCountHandler : BaseResultsHandler, ISparqlResultsHandler, INodeFactory
Remarks

Note: For a Boolean Result Set the counter will either be 1 for true or 0 for false.

Constructors

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ResultCountHandler()

Creates a new Result Count Handler.

Declaration
public ResultCountHandler()

Properties

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Count

Gets the Count of Results.

Declaration
public int Count { get; }
Property Value
Type Description
int
Remarks

For Boolean Results counter will be either 1 or 0 depending on whether the result was True/False.

Methods

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HandleBooleanResultInternal(bool)

Handles a Boolean Result.

Declaration
protected override void HandleBooleanResultInternal(bool result)
Parameters
Type Name Description
bool result

Result.
Overrides
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HandleResultInternal(ISparqlResult)

Handles a SPARQL Result by incrementing the counter.

Declaration
protected override bool HandleResultInternal(ISparqlResult result)
Parameters
Type Name Description
ISparqlResult result

Result.
Returns
Type Description
bool
Overrides
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HandleVariableInternal(string)

Handles a Variable Declaration.

Declaration
protected override bool HandleVariableInternal(string var)
Parameters
Type Name Description
string var

Variable Name.
Returns
Type Description
bool
Overrides
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StartResultsInternal()

Starts Results Handling and resets the counter to zero.

Declaration
protected override void StartResultsInternal()
Overrides

Implements

Extension Methods