protected Operator(String op, int precedence, OperatorSubType subType)
{
if (subType != OperatorSubType.None && subType != OperatorSubType.Any && subType != OperatorSubType.All)
{
throw new ArgumentException("Invalid sub type.", "subType");
}
this.op = op;
this.precedence = precedence;
this.subType = subType;
}
/// <summary>
/// Returns the ANY or ALL form of this operator.
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public Operator GetSubQueryForm(OperatorSubType type)
{
Operator resultOp = null;
if (type == OperatorSubType.Any)
{
AnyMap.TryGetValue(op, out resultOp);
}
else if (type == OperatorSubType.All)
{
AllMap.TryGetValue(op, out resultOp);
}
else if (type == OperatorSubType.None)
{
resultOp = Get(op);
}
if (resultOp == null)
{
throw new ApplicationException("Couldn't change the form of operator '" + op + "'.");
}
return(resultOp);
}
/// <summary>
/// Given a parameter of either NONE, ANY, ALL or SINGLE, this returns true
/// if this operator is of the given type.
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public bool IsSubQueryForm(OperatorSubType type)
{
return type == subType;
}
/// <summary>
/// Returns the ANY or ALL form of this operator.
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public Operator GetSubQueryForm(OperatorSubType type)
{
Operator resultOp = null;
if (type == OperatorSubType.Any) {
AnyMap.TryGetValue(op, out resultOp);
} else if (type == OperatorSubType.All) {
AllMap.TryGetValue(op, out resultOp);
} else if (type == OperatorSubType.None) {
resultOp = Get(op);
}
if (resultOp == null)
throw new ApplicationException("Couldn't change the form of operator '" + op + "'.");
return resultOp;
}
protected Operator(String op, int precedence, OperatorSubType subType)
{
if (subType != OperatorSubType.None && subType != OperatorSubType.Any && subType != OperatorSubType.All)
throw new ArgumentException("Invalid sub type.", "subType");
this.op = op;
this.precedence = precedence;
this.subType = subType;
}
/// <summary>
/// Given a parameter of either NONE, ANY, ALL or SINGLE, this returns true
/// if this operator is of the given type.
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public bool IsSubQueryForm(OperatorSubType type)
{
return(type == subType);
}
