public BinaryExpressionOperator(string symbol, ExpressionResultType result, bool canOverflow, SignedOperatonMode signage, BinaryOperatorDelegate code)
{
this.Symbol = symbol;
this.ResultType = result;
this.CanOverflow = canOverflow;
this.SignedOperands = signage;
this.Operation = code;
}
/// <summary>
/// Finds elements via an index.
/// </summary>
/// <returns> The elements. </returns>
/// <param name='finder'> Finder delegate. </param>
/// <param name='literal'> Literal. </param>
/// <param name='index'> Index. </param>
private static ReadOnlyCollection <AGraphElement> FindElementsIndex(BinaryOperatorDelegate finder,
IComparable literal, IIndex index)
{
return(new ReadOnlyCollection <AGraphElement>(index.GetKeyValues()
.AsParallel()
.Select(aIndexElement => new KeyValuePair <IComparable, ReadOnlyCollection <AGraphElement> >((IComparable)aIndexElement.Key, aIndexElement.Value))
.Where(aTypedIndexElement => finder(aTypedIndexElement.Key, literal))
.Select(_ => _.Value)
.SelectMany(__ => __)
.Distinct()
.ToList()));
}
/// <summary>
/// Finds the elements.
/// </summary>
/// <returns> The elements. </returns>
/// <param name='finder'> Finder. </param>
/// <param name='literal'> Literal. </param>
/// <param name='propertyId'> Property identifier. </param>
private List <AGraphElement> FindElements(BinaryOperatorDelegate finder, IComparable literal, UInt16 propertyId)
{
if (ReadResource())
{
var result = FindElements(
aGraphElement =>
{
Object property;
return(aGraphElement.TryGetProperty(out property, propertyId) &&
finder(property as IComparable, literal));
});
FinishReadResource();
return(result);
}
throw new CollisionException(this);
}
/// <summary>
/// Finds the elements.
/// </summary>
/// <returns> The elements. </returns>
/// <param name='finder'> Finder. </param>
/// <param name='literal'> Literal. </param>
/// <param name='propertyId'> Property identifier. </param>
private List<AGraphElement> FindElements(BinaryOperatorDelegate finder, IComparable literal, UInt16 propertyId)
{
if (ReadResource())
{
var result = _graphElements.FindElements(
aGraphElement =>
{
Object property;
return aGraphElement.TryGetProperty(out property, propertyId) &&
finder(property as IComparable, literal);
});
FinishReadResource();
return result;
}
throw new CollisionException();
}
/// <summary>
/// Finds elements via an index.
/// </summary>
/// <returns> The elements. </returns>
/// <param name='finder'> Finder delegate. </param>
/// <param name='literal'> Literal. </param>
/// <param name='index'> Index. </param>
private static ReadOnlyCollection<AGraphElement> FindElementsIndex(BinaryOperatorDelegate finder,
IComparable literal, IIndex index)
{
return new ReadOnlyCollection<AGraphElement>(index.GetKeyValues()
.AsParallel()
.Select(aIndexElement => new KeyValuePair<IComparable, ReadOnlyCollection<AGraphElement>>((IComparable)aIndexElement.Key, aIndexElement.Value))
.Where(aTypedIndexElement => finder(aTypedIndexElement.Key, literal))
.Select(_ => _.Value)
.SelectMany(__ => __)
.Distinct()
.ToList());
}
