internal FdoDistanceCondition(ParseTreeNode node)
{
this.Identifier = new FdoIdentifier(node.ChildNodes[0]);
var opName = node.ChildNodes[1].ChildNodes[0].Token.ValueString;
switch (opName.ToUpper())
{
case "WITHINDISTANCE":
this.Operator = DistanceOperations.WithinDistance;
break;
case "BEYOND":
this.Operator = DistanceOperations.Beyond;
break;
default:
throw new FdoParseException(string.Format(Strings.UnknownOperator, opName));
}
this.Expression = FdoExpression.ParseNode(node.ChildNodes[2]);
this.Distance = FdoDataValue.ParseDataNode(node.ChildNodes[3].ChildNodes[0]);
}
internal static FdoLiteralValue ParseLiteralNode(ParseTreeNode node)
{
if (node.Term.Name == FdoTerminalNames.LiteralValue)
{
return(ParseLiteralNode(node.ChildNodes[0]));
}
else
{
switch (node.Term.Name)
{
case FdoTerminalNames.DataValue:
return(FdoDataValue.ParseDataNode(node));
case FdoTerminalNames.GeometryValue:
return(new FdoGeometryValue(node));
default:
throw new FdoParseException("Unknown terminal: " + node.Term.Name);
}
}
}
