/// <summary>
/// Visit a NonSystemToken
/// </summary>
/// <param name="tokenIn">the token to visit</param>
/// <returns>A string containing the expand represented by the input token.</returns>
public string Visit(NonSystemToken tokenIn)
{
if (tokenIn.IsNamespaceOrContainerQualified())
{
if (tokenIn.NextToken != null)
{
return(tokenIn.Identifier + "/" + tokenIn.NextToken.Accept(this));
}
else
{
throw new NotSupportedException(Strings.ALinq_TypeTokenWithNoTrailingNavProp(tokenIn.Identifier));
}
}
else
{
if (tokenIn.NextToken == null)
{
return(tokenIn.Identifier);
}
else
{
return(tokenIn.Identifier + subExpandStartingText + tokenIn.NextToken.Accept(this) + UriHelper.RIGHTPAREN);
}
}
}
public void IsNamespaceOrContainerQualifiedIsCorrect()
{
NonSystemToken token1 = new NonSystemToken("Fully.Qualified.Namespace", null, null);
token1.IsNamespaceOrContainerQualified().Should().BeTrue();
NonSystemToken token2 = new NonSystemToken("namespace", null, null);
token2.IsNamespaceOrContainerQualified().Should().BeFalse();
}
public void IsNamespaceOrContainerQualifiedIsCorrect()
{
NonSystemToken token1 = new NonSystemToken("Fully.Qualified.Namespace", null, null);
token1.IsNamespaceOrContainerQualified().Should().BeTrue();
NonSystemToken token2 = new NonSystemToken("namespace", null, null);
token2.IsNamespaceOrContainerQualified().Should().BeFalse();
}
public void IsNamespaceOrContainerQualifiedIsCorrect()
{
NonSystemToken token1 = new NonSystemToken("Fully.Qualified.Namespace", null, null);
Assert.True(token1.IsNamespaceOrContainerQualified());
NonSystemToken token2 = new NonSystemToken("namespace", null, null);
Assert.False(token2.IsNamespaceOrContainerQualified());
}
private void ProcessTokenAsPath(NonSystemToken tokenIn)
{
Debug.Assert(tokenIn != null, "tokenIn != null");
List <ODataPathSegment> pathSoFar = new List <ODataPathSegment>();
IEdmStructuredType currentLevelType = this.edmType;
// first, walk through all type segments in a row, converting them from tokens into segments.
if (tokenIn.IsNamespaceOrContainerQualified())
{
PathSegmentToken firstNonTypeToken;
pathSoFar.AddRange(SelectExpandPathBinder.FollowTypeSegments(tokenIn, this.model, this.maxDepth, ref currentLevelType, out firstNonTypeToken));
Debug.Assert(firstNonTypeToken != null, "Did not get last token.");
tokenIn = firstNonTypeToken as NonSystemToken;
if (tokenIn == null)
{
throw new ODataException(ODataErrorStrings.SelectPropertyVisitor_SystemTokenInSelect(firstNonTypeToken.Identifier));
}
}
// next, create a segment for the first non-type segment in the path.
ODataPathSegment lastSegment = SelectPathSegmentTokenBinder.ConvertNonTypeTokenToSegment(tokenIn, this.model, currentLevelType);
// next, create an ODataPath and add the segments to it.
if (lastSegment != null)
{
pathSoFar.Add(lastSegment);
}
ODataSelectPath selectedPath = new ODataSelectPath(pathSoFar);
var selectionItem = new PathSelectItem(selectedPath);
// non-navigation cases do not allow further segments in $select.
if (tokenIn.NextToken != null)
{
throw new ODataException(ODataErrorStrings.SelectBinder_MultiLevelPathInSelect);
}
// if the selected item is a nav prop, then see if its already there before we add it.
NavigationPropertySegment trailingNavPropSegment = selectionItem.SelectedPath.LastSegment as NavigationPropertySegment;
if (trailingNavPropSegment != null)
{
if (this.expandClauseToDecorate.SelectedItems.Any(x => x is PathSelectItem &&
((PathSelectItem)x).SelectedPath.Equals(selectedPath)))
{
return;
}
}
this.expandClauseToDecorate.AddToSelectedItems(selectionItem);
}
private void ProcessTokenAsPath(NonSystemToken tokenIn)
{
Debug.Assert(tokenIn != null, "tokenIn != null");
List <ODataPathSegment> pathSoFar = new List <ODataPathSegment>();
IEdmStructuredType currentLevelType = this.edmType;
// first, walk through all type segments in a row, converting them from tokens into segments.
if (tokenIn.IsNamespaceOrContainerQualified())
{
PathSegmentToken firstNonTypeToken;
pathSoFar.AddRange(SelectExpandPathBinder.FollowTypeSegments(tokenIn, this.model, this.maxDepth, this.resolver, ref currentLevelType, out firstNonTypeToken));
Debug.Assert(firstNonTypeToken != null, "Did not get last token.");
tokenIn = firstNonTypeToken as NonSystemToken;
if (tokenIn == null)
{
throw new ODataException(ODataErrorStrings.SelectPropertyVisitor_SystemTokenInSelect(firstNonTypeToken.Identifier));
}
}
// next, create a segment for the first non-type segment in the path.
ODataPathSegment lastSegment = SelectPathSegmentTokenBinder.ConvertNonTypeTokenToSegment(tokenIn, this.model, currentLevelType, resolver);
// next, create an ODataPath and add the segments to it.
if (lastSegment != null)
{
pathSoFar.Add(lastSegment);
// try create a complex type property path.
while (true)
{
// no need to go on if the current property is not of complex type.
currentLevelType = lastSegment.EdmType as IEdmStructuredType;
if (currentLevelType == null || currentLevelType.TypeKind != EdmTypeKind.Complex)
{
break;
}
NonSystemToken nextToken = tokenIn.NextToken as NonSystemToken;
if (nextToken == null)
{
break;
}
// first try bind the segment as property.
lastSegment = SelectPathSegmentTokenBinder.ConvertNonTypeTokenToSegment(nextToken, this.model, currentLevelType, resolver);
// then try bind the segment as type cast.
if (lastSegment == null)
{
IEdmStructuredType typeFromNextToken = UriEdmHelpers.FindTypeFromModel(this.model, nextToken.Identifier, this.resolver) as IEdmStructuredType;
if (typeFromNextToken.IsOrInheritsFrom(currentLevelType))
{
lastSegment = new TypeSegment(typeFromNextToken, /*entitySet*/ null);
}
}
// type cast failed too.
if (lastSegment == null)
{
break;
}
// try move to and add next path segment.
tokenIn = nextToken;
pathSoFar.Add(lastSegment);
}
}
ODataSelectPath selectedPath = new ODataSelectPath(pathSoFar);
var selectionItem = new PathSelectItem(selectedPath);
// non-navigation cases do not allow further segments in $select.
if (tokenIn.NextToken != null)
{
throw new ODataException(ODataErrorStrings.SelectBinder_MultiLevelPathInSelect);
}
// if the selected item is a nav prop, then see if its already there before we add it.
NavigationPropertySegment trailingNavPropSegment = selectionItem.SelectedPath.LastSegment as NavigationPropertySegment;
if (trailingNavPropSegment != null)
{
if (this.expandClauseToDecorate.SelectedItems.Any(x => x is PathSelectItem &&
((PathSelectItem)x).SelectedPath.Equals(selectedPath)))
{
return;
}
}
this.expandClauseToDecorate.AddToSelectedItems(selectionItem);
}
private void ProcessTokenAsPath(NonSystemToken tokenIn)
{
Debug.Assert(tokenIn != null, "tokenIn != null");
List<ODataPathSegment> pathSoFar = new List<ODataPathSegment>();
IEdmStructuredType currentLevelType = this.edmType;
// first, walk through all type segments in a row, converting them from tokens into segments.
if (tokenIn.IsNamespaceOrContainerQualified())
{
PathSegmentToken firstNonTypeToken;
pathSoFar.AddRange(SelectExpandPathBinder.FollowTypeSegments(tokenIn, this.model, this.maxDepth, this.resolver, ref currentLevelType, out firstNonTypeToken));
Debug.Assert(firstNonTypeToken != null, "Did not get last token.");
tokenIn = firstNonTypeToken as NonSystemToken;
if (tokenIn == null)
{
throw new ODataException(ODataErrorStrings.SelectPropertyVisitor_SystemTokenInSelect(firstNonTypeToken.Identifier));
}
}
// next, create a segment for the first non-type segment in the path.
ODataPathSegment lastSegment = SelectPathSegmentTokenBinder.ConvertNonTypeTokenToSegment(tokenIn, this.model, currentLevelType, resolver);
// next, create an ODataPath and add the segments to it.
if (lastSegment != null)
{
pathSoFar.Add(lastSegment);
bool hasCollectionInPath = false;
// try create a complex type property path.
while (true)
{
// no need to go on if the current property is not of complex type or collection of complex type.
currentLevelType = lastSegment.EdmType as IEdmStructuredType;
var collectionType = lastSegment.EdmType as IEdmCollectionType;
if ((currentLevelType == null || currentLevelType.TypeKind != EdmTypeKind.Complex)
&& (collectionType == null || collectionType.ElementType.TypeKind() != EdmTypeKind.Complex))
{
break;
}
NonSystemToken nextToken = tokenIn.NextToken as NonSystemToken;
if (nextToken == null)
{
break;
}
lastSegment = null;
// This means last segment a collection of complex type,
// current segment can only be type cast and cannot be proprty name.
if (currentLevelType == null)
{
currentLevelType = collectionType.ElementType.Definition as IEdmStructuredType;
hasCollectionInPath = true;
}
else if (!hasCollectionInPath)
{
// If there is no collection type in the path yet, will try to bind property for the next token
// first try bind the segment as property.
lastSegment = SelectPathSegmentTokenBinder.ConvertNonTypeTokenToSegment(nextToken, this.model,
currentLevelType, resolver);
}
// then try bind the segment as type cast.
if (lastSegment == null)
{
IEdmStructuredType typeFromNextToken = UriEdmHelpers.FindTypeFromModel(this.model, nextToken.Identifier, this.resolver) as IEdmStructuredType;
if (typeFromNextToken.IsOrInheritsFrom(currentLevelType))
{
lastSegment = new TypeSegment(typeFromNextToken, /*entitySet*/null);
}
}
// type cast failed too.
if (lastSegment == null)
{
break;
}
// try move to and add next path segment.
tokenIn = nextToken;
pathSoFar.Add(lastSegment);
}
}
ODataSelectPath selectedPath = new ODataSelectPath(pathSoFar);
var selectionItem = new PathSelectItem(selectedPath);
// non-navigation cases do not allow further segments in $select.
if (tokenIn.NextToken != null)
{
throw new ODataException(ODataErrorStrings.SelectBinder_MultiLevelPathInSelect);
}
// if the selected item is a nav prop, then see if its already there before we add it.
NavigationPropertySegment trailingNavPropSegment = selectionItem.SelectedPath.LastSegment as NavigationPropertySegment;
if (trailingNavPropSegment != null)
{
if (this.expandClauseToDecorate.SelectedItems.Any(x => x is PathSelectItem &&
((PathSelectItem)x).SelectedPath.Equals(selectedPath)))
{
return;
}
}
this.expandClauseToDecorate.AddToSelectedItems(selectionItem);
}
