/// <summary>
/// Process a <see cref="SelectTermToken"/> to identify whether it's a Wildcard path.
/// </summary>
/// <param name="selectToken">the select token to process.</param>
/// <param name="newSelectItem">the built select item to out.</param>
/// <returns>A boolean value indicates the result of processing wildcard token path.</returns>
private bool ProcessWildcardTokenPath(SelectTermToken selectToken, out SelectItem newSelectItem)
{
newSelectItem = null;
if (selectToken == null || selectToken.PathToProperty == null)
{
return(false);
}
PathSegmentToken pathToken = selectToken.PathToProperty;
if (SelectPathSegmentTokenBinder.TryBindAsWildcard(pathToken, this.Model, out newSelectItem))
{
// * or Namespace.*
if (pathToken.NextToken != null)
{
throw new ODataException(ODataErrorStrings.SelectExpandBinder_InvalidIdentifierAfterWildcard(pathToken.NextToken.Identifier));
}
VerifyNoQueryOptionsNested(selectToken, pathToken.Identifier);
return(true);
}
return(false);
}
/// <summary>
/// Visit a NonSystemToken
/// </summary>
/// <param name="tokenIn">the non sytem token to visit</param>
public override void Visit(NonSystemToken tokenIn)
{
ExceptionUtils.CheckArgumentNotNull(tokenIn, "tokenIn");
// before looking for type segments or paths, handle both of the wildcard cases.
if (tokenIn.NextToken == null)
{
SelectItem newSelectItem;
if (SelectPathSegmentTokenBinder.TryBindAsWildcard(tokenIn, this.model, out newSelectItem))
{
this.expandClauseToDecorate.AddToSelectedItems(newSelectItem);
return;
}
}
this.ProcessTokenAsPath(tokenIn);
}