/// <summary>
/// Creates a new Property Function pattern
/// </summary>
/// <param name="origPatterns">Original Triple Patterns</param>
/// <param name="lhsArgs">Subject Arguments</param>
/// <param name="rhsArgs">Object Arguments</param>
/// <param name="propertyFunction">Property Function</param>
public PropertyFunctionPattern(IEnumerable <ITriplePattern> origPatterns, IEnumerable <PatternItem> lhsArgs, IEnumerable <PatternItem> rhsArgs, ISparqlPropertyFunction propertyFunction)
{
this._patterns = origPatterns.ToList();
this._lhsArgs = lhsArgs.ToList();
this._rhsArgs = rhsArgs.ToList();
this._function = propertyFunction;
foreach (PatternItem item in lhsArgs.Concat(rhsArgs))
{
if (item.VariableName != null && !this._vars.Contains(item.VariableName))
{
this._vars.Add(item.VariableName);
}
}
}
/// <summary>
/// Creates a new Property function algebra.
/// </summary>
/// <param name="algebra">Inner algebra.</param>
/// <param name="function">Property Function.</param>
public PropertyFunction(ISparqlAlgebra algebra, ISparqlPropertyFunction function)
{
_function = function;
_algebra = algebra;
}
/// <summary>
/// Creates a new Property Function pattern
/// </summary>
/// <param name="info">Function information</param>
/// <param name="propertyFunction">Property Function</param>
public PropertyFunctionPattern(PropertyFunctionInfo info, ISparqlPropertyFunction propertyFunction)
: this(info.Patterns.OfType <ITriplePattern>(), info.SubjectArgs, info.ObjectArgs, propertyFunction)
{
}
