private IDQuery(IDQuery other) : base(other)
{
}
private Query ProcessFunction(Function root, out Props props)
{
props = Props.None;
Query qy = null;
switch (root.TypeOfFunction)
{
case FT.FuncLast:
qy = new NodeFunctions(root.TypeOfFunction, null);
props |= Props.HasLast;
return(qy);
case FT.FuncPosition:
qy = new NodeFunctions(root.TypeOfFunction, null);
props |= Props.HasPosition;
return(qy);
case FT.FuncCount:
return(new NodeFunctions(FT.FuncCount,
ProcessNode((AstNode)(root.ArgumentList[0]), Flags.None, out props)
));
case FT.FuncID:
qy = new IDQuery(ProcessNode((AstNode)(root.ArgumentList[0]), Flags.None, out props));
props |= Props.NonFlat;
return(qy);
case FT.FuncLocalName:
case FT.FuncNameSpaceUri:
case FT.FuncName:
if (root.ArgumentList != null && root.ArgumentList.Count > 0)
{
return(new NodeFunctions(root.TypeOfFunction,
ProcessNode((AstNode)(root.ArgumentList[0]), Flags.None, out props)
));
}
else
{
return(new NodeFunctions(root.TypeOfFunction, null));
}
case FT.FuncString:
case FT.FuncConcat:
case FT.FuncStartsWith:
case FT.FuncContains:
case FT.FuncSubstringBefore:
case FT.FuncSubstringAfter:
case FT.FuncSubstring:
case FT.FuncStringLength:
case FT.FuncNormalize:
case FT.FuncTranslate:
return(new StringFunctions(root.TypeOfFunction, ProcessArguments(root.ArgumentList, out props)));
case FT.FuncNumber:
case FT.FuncSum:
case FT.FuncFloor:
case FT.FuncCeiling:
case FT.FuncRound:
if (root.ArgumentList != null && root.ArgumentList.Count > 0)
{
return(new NumberFunctions(root.TypeOfFunction,
ProcessNode((AstNode)root.ArgumentList[0], Flags.None, out props)
));
}
else
{
return(new NumberFunctions(Function.FunctionType.FuncNumber, null));
}
case FT.FuncTrue:
case FT.FuncFalse:
return(new BooleanFunctions(root.TypeOfFunction, null));
case FT.FuncNot:
case FT.FuncLang:
case FT.FuncBoolean:
return(new BooleanFunctions(root.TypeOfFunction,
ProcessNode((AstNode)root.ArgumentList[0], Flags.None, out props)
));
case FT.FuncUserDefined:
needContext = true;
if (!allowCurrent && root.Name == "current" && root.Prefix.Length == 0)
{
throw XPathException.Create(Res.Xp_CurrentNotAllowed);
}
if (!allowKey && root.Name == "key" && root.Prefix.Length == 0)
{
throw XPathException.Create(Res.Xp_InvalidKeyPattern, query);
}
qy = new FunctionQuery(root.Prefix, root.Name, ProcessArguments(root.ArgumentList, out props));
props |= Props.NonFlat;
return(qy);
default:
throw XPathException.Create(Res.Xp_NotSupported, query);
}
}
private IDQuery(IDQuery other) : base((CacheOutputQuery)other)
{
}
