SparqlBuiltInFunctionFactory Class |
Expression Factory which generates SPARQL Function expressions.
Inheritance HierarchyNamespace: VDS.RDF.Query.Expressions
Assembly: dotNetRDF (in dotNetRDF.dll) Version:
SyntaxThe SparqlBuiltInFunctionFactory type exposes the following members.
Constructors| Name | Description | |
|---|---|---|
 | SparqlBuiltInFunctionFactory | Initializes a new instance of the SparqlBuiltInFunctionFactory class |
Properties| Name | Description | |
|---|---|---|
 | AvailableExtensionAggregates |
Gets the URIs of available SPARQL Aggregates.
|
| AvailableExtensionFunctions |
Gets the URIs of available SPARQL Functions.
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Methods| Name | Description | |
|---|---|---|
| Equals | Determines whether the specified object is equal to the current object. (Inherited from Object.) |
 | Finalize | Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.) |
| GetHashCode | Serves as the default hash function. (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.) |
| ToString | Returns a string that represents the current object. (Inherited from Object.) |
| TryCreateExpression |
Tries to create a SPARQL Function expression if the function Uri correseponds to a supported SPARQL Function.
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Fields| Name | Description | |
|---|---|---|
  | SparqlFunctionsNamespace |
Namespace Uri for SPARQL Built In Functions Namespace.
|
Remarks
This supports the requirement of SPARQL 1.1 that all functions can be accessed via URI as well as by keyword. This also means that SPARQL 1.1 functions can be used in SPARQL 1.0 mode by using their URIs instead of their keywords and they are then treated simply as extension functions.
See Also