protected override void ExceptWith(bool not, SimpleFeatureValue other, bool notOther)
{
var otherSfv = other as SymbolicFeatureValue;
if (otherSfv == null)
{
return;
}
if (!not && !notOther)
{
_flags = _flags & (~otherSfv._flags & _feature.Mask);
}
else if (!not)
{
_flags = _flags & otherSfv._flags;
}
else if (!notOther)
{
_flags = (~_flags & _feature.Mask) & (~otherSfv._flags & _feature.Mask);
}
else
{
_flags = (~_flags & _feature.Mask) & otherSfv._flags;
}
}
protected override void UnionWith(bool not, SimpleFeatureValue other, bool notOther)
{
var otherSfv = other as SymbolicFeatureValue;
if (otherSfv == null)
{
return;
}
if (!not && !notOther)
{
_flags = _flags | otherSfv._flags;
}
else if (!not)
{
_flags = _flags | (~otherSfv._flags & _feature.Mask);
}
else if (!notOther)
{
_flags = (~_flags & _feature.Mask) | otherSfv._flags;
}
else
{
_flags = (~_flags & _feature.Mask) | (~otherSfv._flags & _feature.Mask);
}
SetFirst();
}
protected override bool IsSupersetOf(bool not, SimpleFeatureValue other, bool notOther)
{
var otherSfv = other as StringFeatureValue;
if (otherSfv == null)
{
return(false);
}
not = not ? !Not : Not;
notOther = notOther ? !otherSfv.Not : otherSfv.Not;
if (!not && !notOther)
{
return(_values.IsSupersetOf(otherSfv._values));
}
if (!not)
{
return(false);
}
if (!notOther)
{
return(!_values.Overlaps(otherSfv._values));
}
return(_values.IsSubsetOf(otherSfv._values));
}
protected override void ExceptWith(bool not, SimpleFeatureValue other, bool notOther)
{
var otherSfv = other as StringFeatureValue;
if (otherSfv == null)
{
return;
}
not = not ? !Not : Not;
notOther = notOther ? !otherSfv.Not : otherSfv.Not;
if (!not && !notOther)
{
Not = false;
_values.ExceptWith(otherSfv._values);
}
else if (!not)
{
Not = false;
_values.IntersectWith(otherSfv._values);
}
else if (!notOther)
{
Not = true;
_values.UnionWith(otherSfv._values);
}
else
{
Not = false;
_values = new HashSet <string>(otherSfv._values.Except(_values));
}
}
protected override bool Overlaps(bool not, SimpleFeatureValue other, bool notOther)
{
var otherSfv = other as SymbolicFeatureValue;
if (otherSfv == null)
{
return(false);
}
if (!not && !notOther)
{
return((_flags & otherSfv._flags) != 0);
}
if (!not)
{
return((_flags & (~otherSfv._flags & _feature.Mask)) != 0);
}
if (!notOther)
{
return(((~_flags & _feature.Mask) & otherSfv._flags) != 0);
}
return(((~_flags & _feature.Mask) & (~otherSfv._flags & _feature.Mask)) != 0);
}
public override bool ValueEquals(SimpleFeatureValue other)
{
var otherSfv = other as SymbolicFeatureValue;
return(otherSfv != null && ValueEquals(otherSfv));
}