/// <summary>
/// 条件を追加する
/// </summary>
/// <param name="aBoolean">条件</param>
/// <remarks></remarks>
public void And(bool aBoolean)
{
IExp aExp = null;
if (aBoolean)
{
aExp = new EqualExp(new Literal(1), new Literal(1));
}
else
{
aExp = new NotEqualExp(new Literal(1), new Literal(1));
}
_criteria.Add(aExp);
}
internal override IExp RemoveEqualExp(EqualExp match)
{
if (match == null)
{
return(this);
}
if (match._lOperand.ToString() == _lOperand.ToString() &&
match._rOperand.ToString() == _rOperand.ToString())
{
return(null);
}
else
{
return(this);
}
}
internal void RemoveEqualExp(Tuple <string, string> match)
{
EqualExp matchEqExp = new EqualExp(val.of(match.Item1), new Literal(match.Item2));
List <IExp> newCriteria = new List <IExp>();
foreach (IExp aExp in this._criteria)
{
IExp replacedExp = aExp.RemoveEqualExp(matchEqExp);
if (replacedExp != null)
{
newCriteria.Add(replacedExp);
}
}
_criteria = newCriteria;
}
internal override IExp RemoveEqualExp(EqualExp match)
{
IExp lExp = _lOperand.RemoveEqualExp(match);
IExp rExp = _rOperand.RemoveEqualExp(match);
if (lExp == null && rExp == null)
{
return(null);
}
else if (lExp == null)
{
return(rExp);
}
else if (rExp == null)
{
return(lExp);
}
else
{
return(new XOrExp(lExp, rExp));
}
}
internal abstract IExp RemoveEqualExp(EqualExp match);
internal override IExp RemoveEqualExp(EqualExp match)
{
return(this);
}
