public override object Evaluate(MessageEvaluationContext message)
{
object rvalue = Right.Evaluate(message);
bool answer = false;
if (rvalue != null && (rvalue is string))
{
answer = hashset.Contains((string)rvalue);
}
return(notNot ? answer : !answer);
}
public override object Evaluate(MessageEvaluationContext message)
{
object lvalue = Left.Evaluate(message);
if (lvalue != null && (bool)lvalue)
{
return(true);
}
object rvalue = Right.Evaluate(message);
return(rvalue == null ? null : rvalue);
}
public override object Evaluate(MessageEvaluationContext message)
{
object lvalue = Left.Evaluate(message);
if (lvalue == null)
{
return(null);
}
object rvalue = Right.Evaluate(message);
if (lvalue is string)
{
return((string)lvalue + rvalue);
}
if (rvalue == null)
{
return(null);
}
AlignedNumericValues values = new AlignedNumericValues(lvalue, rvalue);
object result = null;
switch (values.TypeEnum)
{
case AlignedNumericValues.T.SByteType: result = (sbyte )values.Left + (sbyte )values.Right; break;
case AlignedNumericValues.T.ByteType: result = (byte )values.Left + (byte )values.Right; break;
case AlignedNumericValues.T.CharType: result = (char )values.Left + (char )values.Right; break;
case AlignedNumericValues.T.ShortType: result = (short )values.Left + (short )values.Right; break;
case AlignedNumericValues.T.UShortType: result = (ushort)values.Left + (ushort)values.Right; break;
case AlignedNumericValues.T.IntType: result = (int )values.Left + (int )values.Right; break;
case AlignedNumericValues.T.UIntType: result = (uint )values.Left + (uint )values.Right; break;
case AlignedNumericValues.T.LongType: result = (long )values.Left + (long )values.Right; break;
case AlignedNumericValues.T.ULongType: result = (ulong )values.Left + (ulong )values.Right; break;
case AlignedNumericValues.T.FloatType: result = (float )values.Left + (float )values.Right; break;
case AlignedNumericValues.T.DoubleType: result = (double)values.Left + (double)values.Right; break;
}
return(result);
}
public override object Evaluate(MessageEvaluationContext message)
{
object rvalue = Right.Evaluate(message);
if (rvalue == null)
{
return(null);
}
if (rvalue is bool)
{
return((bool)rvalue);
}
return(false);
}
public override object Evaluate(MessageEvaluationContext message)
{
object rvalue = this.Right.Evaluate(message);
bool answer = false;
if (rvalue != null)
{
if (rvalue is string)
{
answer = pattern.IsMatch((string)rvalue);
}
else
{
//throw new ApplicationException("LIKE can only operate on string identifiers. LIKE attemped on " + rvalue.GetType().ToString());
}
}
return(notNot ? answer : !answer);
}
public override object Evaluate(MessageEvaluationContext message)
{
object rvalue = Right.Evaluate(message);
if (rvalue == null)
{
return(null);
}
if (rvalue is int)
{
return(-(int )rvalue);
}
if (rvalue is long)
{
return(-(long )rvalue);
}
if (rvalue is double)
{
return(-(double )rvalue);
}
if (rvalue is float)
{
return(-(float )rvalue);
}
if (rvalue is decimal)
{
return(-(decimal)rvalue);
}
if (rvalue is short)
{
return(-(short )rvalue);
}
if (rvalue is byte)
{
return(-(byte )rvalue);
}
return(null);
}
public object Evaluate(MessageEvaluationContext message)
{
return(message.GetProperty(name));
}
public object Evaluate(MessageEvaluationContext message)
{
return(value);
}
public bool Matches(MessageEvaluationContext message)
{
object value = Evaluate(message);
return(value != null && (bool)value);
}
public abstract object Evaluate(MessageEvaluationContext message);
