private void ValidateSelectItem(SelectItem selectItem, IEdmProperty pathProperty, IEdmStructuredType pathStructuredType,
IEdmModel edmModel)
{
PathSelectItem pathSelectItem = selectItem as PathSelectItem;
if (pathSelectItem != null)
{
ODataPathSegment segment = pathSelectItem.SelectedPath.LastSegment;
NavigationPropertySegment navigationPropertySegment = segment as NavigationPropertySegment;
if (navigationPropertySegment != null)
{
IEdmNavigationProperty property = navigationPropertySegment.NavigationProperty;
if (EdmLibHelpers.IsNotNavigable(property, edmModel))
{
throw new ODataException(Error.Format(SRResources.NotNavigablePropertyUsedInNavigation,
property.Name));
}
}
else
{
PropertySegment propertySegment = segment as PropertySegment;
if (propertySegment != null)
{
if (EdmLibHelpers.IsNotSelectable(propertySegment.Property, pathProperty, pathStructuredType, edmModel,
_defaultQuerySettings.EnableSelect))
{
throw new ODataException(Error.Format(SRResources.NotSelectablePropertyUsedInSelect,
propertySegment.Property.Name));
}
}
}
}
else
{
WildcardSelectItem wildCardSelectItem = selectItem as WildcardSelectItem;
if (wildCardSelectItem != null)
{
foreach (var property in pathStructuredType.StructuralProperties())
{
if (EdmLibHelpers.IsNotSelectable(property, pathProperty, pathStructuredType, edmModel,
_defaultQuerySettings.EnableSelect))
{
throw new ODataException(Error.Format(SRResources.NotSelectablePropertyUsedInSelect,
property.Name));
}
}
}
}
}
/// <summary>
/// Build a wildcard selection item
/// </summary>
/// <param name="tokenIn">the token to bind to a wildcard</param>
/// <param name="model">the model to search for this wildcard</param>
/// <param name="item">the new wildcard selection item, if we found one</param>
/// <returns>true if we successfully bound to a wildcard, false otherwise</returns>
public static bool TryBindAsWildcard(PathSegmentToken tokenIn, IEdmModel model, out SelectItem item)
{
bool isTypeToken = tokenIn.IsNamespaceOrContainerQualified();
bool wildcard = tokenIn.Identifier.EndsWith("*", StringComparison.Ordinal);
IEdmEntityContainer container;
if (isTypeToken && wildcard && UriEdmHelpers.TryGetEntityContainer(tokenIn.Identifier.Substring(0, tokenIn.Identifier.LastIndexOf('.')), model, out container))
{
item = new ContainerQualifiedWildcardSelectItem(container);
return(true);
}
if (tokenIn.Identifier == "*")
{
item = new WildcardSelectItem();
return(true);
}
item = null;
return(false);
}
/// <summary>
/// Handle a WildcardSelectItem
/// </summary>
/// <param name="item">the item to Handle</param>
public virtual void Handle(WildcardSelectItem item)
{
throw new NotImplementedException();
}
private void BuildSelections(
SelectExpandClause selectExpandClause,
HashSet<IEdmStructuralProperty> allStructuralProperties,
HashSet<IEdmStructuralProperty> allNestedProperties,
HashSet<IEdmNavigationProperty> allNavigationProperties,
HashSet<IEdmAction> allActions,
HashSet<IEdmFunction> allFunctions)
{
foreach (SelectItem selectItem in selectExpandClause.SelectedItems)
{
if (selectItem is ExpandedNavigationSelectItem)
{
continue;
}
PathSelectItem pathSelectItem = selectItem as PathSelectItem;
if (pathSelectItem != null)
{
ValidatePathIsSupported(pathSelectItem.SelectedPath);
ODataPathSegment segment = pathSelectItem.SelectedPath.LastSegment;
NavigationPropertySegment navigationPropertySegment = segment as NavigationPropertySegment;
if (navigationPropertySegment != null)
{
IEdmNavigationProperty navigationProperty = navigationPropertySegment.NavigationProperty;
if (allNavigationProperties.Contains(navigationProperty))
{
SelectedNavigationProperties.Add(navigationProperty);
}
continue;
}
PropertySegment structuralPropertySegment = segment as PropertySegment;
if (structuralPropertySegment != null)
{
IEdmStructuralProperty structuralProperty = structuralPropertySegment.Property;
if (allStructuralProperties.Contains(structuralProperty))
{
SelectedStructuralProperties.Add(structuralProperty);
}
else if (allNestedProperties.Contains(structuralProperty))
{
SelectedComplexProperties.Add(structuralProperty);
}
continue;
}
OperationSegment operationSegment = segment as OperationSegment;
if (operationSegment != null)
{
AddOperations(allActions, allFunctions, operationSegment);
continue;
}
DynamicPathSegment dynamicPathSegment = segment as DynamicPathSegment;
if (dynamicPathSegment != null)
{
SelectedDynamicProperties.Add(dynamicPathSegment.Identifier);
continue;
}
throw new ODataException(Error.Format(SRResources.SelectionTypeNotSupported, segment.GetType().Name));
}
WildcardSelectItem wildCardSelectItem = selectItem as WildcardSelectItem;
if (wildCardSelectItem != null)
{
SelectedStructuralProperties = allStructuralProperties;
SelectedComplexProperties = allNestedProperties;
SelectedNavigationProperties = allNavigationProperties;
SelectAllDynamicProperties = true;
continue;
}
NamespaceQualifiedWildcardSelectItem wildCardActionSelection = selectItem as NamespaceQualifiedWildcardSelectItem;
if (wildCardActionSelection != null)
{
SelectedActions = allActions;
SelectedFunctions = allFunctions;
continue;
}
throw new ODataException(Error.Format(SRResources.SelectionTypeNotSupported, selectItem.GetType().Name));
}
}
/// <summary>
/// Translate a WildcardSelectItem
/// </summary>
/// <param name="item">the item to Translate</param>
/// <returns>Defined by the implementer</returns>
public override string Translate(WildcardSelectItem item)
{
return(string.Empty);
}
public static WildcardSelectItem ShouldBeWildcardSelectionItem(this SelectItem actual)
{
WildcardSelectItem wildSelectItem = actual.ShouldBeSelectedItemOfType <WildcardSelectItem>();
return(wildSelectItem);
}
/// <summary>
/// Build a wildcard selection item
/// </summary>
/// <param name="tokenIn">the token to bind to a wildcard</param>
/// <param name="model">the model to search for this wildcard</param>
/// <param name="item">the new wildcard selection item, if we found one</param>
/// <returns>true if we successfully bound to a wildcard, false otherwise</returns>
public static bool TryBindAsWildcard(PathSegmentToken tokenIn, IEdmModel model, out SelectItem item)
{
bool isTypeToken = tokenIn.IsNamespaceOrContainerQualified();
bool wildcard = tokenIn.Identifier.EndsWith("*", StringComparison.Ordinal);
if (isTypeToken && wildcard)
{
string namespaceName = tokenIn.Identifier.Substring(0, tokenIn.Identifier.Length - 2);
if (model.DeclaredNamespaces.Any(declaredNamespace => declaredNamespace.Equals(namespaceName, StringComparison.Ordinal)))
{
item = new NamespaceQualifiedWildcardSelectItem(namespaceName);
return true;
}
}
if (tokenIn.Identifier == "*")
{
item = new WildcardSelectItem();
return true;
}
item = null;
return false;
}
/// <summary>
/// Build $select and $expand clause
/// </summary>
/// <param name="selectExpandClause">The select expand clause</param>
/// <param name="structuralTypeInfo">The structural type properties.</param>
private void BuildSelectExpand(SelectExpandClause selectExpandClause, EdmStructuralTypeInfo structuralTypeInfo)
{
Contract.Assert(selectExpandClause != null);
Contract.Assert(structuralTypeInfo != null);
var currentLevelPropertiesInclude = new Dictionary <IEdmStructuralProperty, SelectExpandIncludedProperty>();
// Explicitly set SelectAllDynamicProperties as false,
// Below will re-set it as true if it meets the select all condition.
SelectAllDynamicProperties = false;
foreach (SelectItem selectItem in selectExpandClause.SelectedItems)
{
// $expand=...
ExpandedReferenceSelectItem expandReferenceItem = selectItem as ExpandedReferenceSelectItem;
if (expandReferenceItem != null)
{
BuildExpandItem(expandReferenceItem, currentLevelPropertiesInclude, structuralTypeInfo);
continue;
}
PathSelectItem pathSelectItem = selectItem as PathSelectItem;
if (pathSelectItem != null)
{
// $select=abc/.../xyz
BuildSelectItem(pathSelectItem, currentLevelPropertiesInclude, structuralTypeInfo);
continue;
}
WildcardSelectItem wildCardSelectItem = selectItem as WildcardSelectItem;
if (wildCardSelectItem != null)
{
// $select=*
MergeAllStructuralProperties(structuralTypeInfo.AllStructuralProperties, currentLevelPropertiesInclude);
MergeSelectedNavigationProperties(structuralTypeInfo.AllNavigationProperties);
SelectAllDynamicProperties = true;
continue;
}
NamespaceQualifiedWildcardSelectItem wildCardActionSelection = selectItem as NamespaceQualifiedWildcardSelectItem;
if (wildCardActionSelection != null)
{
// $select=NS.*
AddNamespaceWildcardOperation(wildCardActionSelection, structuralTypeInfo.AllActions, structuralTypeInfo.AllFunctions);
continue;
}
throw new ODataException(Error.Format(SRResources.SelectionTypeNotSupported, selectItem.GetType().Name));
}
if (selectExpandClause.AllSelected)
{
MergeAllStructuralProperties(structuralTypeInfo.AllStructuralProperties, currentLevelPropertiesInclude);
MergeSelectedNavigationProperties(structuralTypeInfo.AllNavigationProperties);
MergeSelectedAction(structuralTypeInfo.AllActions);
MergeSelectedFunction(structuralTypeInfo.AllFunctions);
SelectAllDynamicProperties = true;
}
// to make sure the structural properties are in the same order defined in the type.
if (structuralTypeInfo.AllStructuralProperties != null)
{
foreach (var structuralProperty in structuralTypeInfo.AllStructuralProperties)
{
SelectExpandIncludedProperty includeProperty;
if (!currentLevelPropertiesInclude.TryGetValue(structuralProperty, out includeProperty))
{
continue;
}
PathSelectItem pathSelectItem = includeProperty == null ? null : includeProperty.ToPathSelectItem();
AddStructuralProperty(structuralProperty, pathSelectItem);
}
}
}
/// <summary>
/// Writes Selection Item of type WildcardSelectItem node to string
/// </summary>
/// <param name="node">Node to write to string</param>
/// <returns>String representation of node.</returns>
private static string ToString(WildcardSelectItem node)
{
return(String.Format("(Wildcard)"));
}
public void TwoInstanceAreNotReferenceEquals()
{
var item1 = new WildcardSelectItem();
var item2 = new WildcardSelectItem();
item1.Should().NotBeSameAs(item2);
}
private void BuildSelections(SelectExpandClause selectExpandClause, HashSet <IEdmStructuralProperty> allStructuralProperties, HashSet <IEdmNavigationProperty> allNavigationProperties, HashSet <IEdmFunctionImport> allActions)
{
foreach (SelectItem selectItem in selectExpandClause.SelectedItems)
{
if (selectItem is ExpandedNavigationSelectItem)
{
continue;
}
PathSelectItem pathSelectItem = selectItem as PathSelectItem;
if (pathSelectItem != null)
{
ValidatePathIsSupported(pathSelectItem.SelectedPath);
ODataPathSegment segment = pathSelectItem.SelectedPath.LastSegment;
NavigationPropertySegment navigationPropertySegment = segment as NavigationPropertySegment;
if (navigationPropertySegment != null)
{
IEdmNavigationProperty navigationProperty = navigationPropertySegment.NavigationProperty;
if (allNavigationProperties.Contains(navigationProperty))
{
SelectedNavigationProperties.Add(navigationProperty);
}
continue;
}
PropertySegment structuralPropertySegment = segment as PropertySegment;
if (structuralPropertySegment != null)
{
IEdmStructuralProperty structuralProperty = structuralPropertySegment.Property;
if (allStructuralProperties.Contains(structuralProperty))
{
SelectedStructuralProperties.Add(structuralProperty);
}
continue;
}
OperationSegment operationSegment = segment as OperationSegment;
if (operationSegment != null)
{
foreach (IEdmFunctionImport action in operationSegment.Operations)
{
if (allActions.Contains(action))
{
SelectedActions.Add(action);
}
}
continue;
}
throw new ODataException(Error.Format(SRResources.SelectionTypeNotSupported, segment.GetType().Name));
}
WildcardSelectItem wildCardSelectItem = selectItem as WildcardSelectItem;
if (wildCardSelectItem != null)
{
SelectedStructuralProperties = allStructuralProperties;
SelectedNavigationProperties = allNavigationProperties;
continue;
}
ContainerQualifiedWildcardSelectItem wildCardActionSelection = selectItem as ContainerQualifiedWildcardSelectItem;
if (wildCardActionSelection != null)
{
IEnumerable <IEdmFunctionImport> actionsInThisContainer = allActions.Where(a => a.Container == wildCardActionSelection.Container);
foreach (IEdmFunctionImport action in actionsInThisContainer)
{
SelectedActions.Add(action);
}
continue;
}
throw new ODataException(Error.Format(SRResources.SelectionTypeNotSupported, selectItem.GetType().Name));
}
}
/// <summary>
/// Translate a WildcardSelectItem
/// </summary>
/// <param name="item">the item to Translate</param>
/// <returns>Defined by the implementer</returns>
public virtual T Translate(WildcardSelectItem item)
{
throw new NotImplementedException();
}
/// <summary>
/// Handle a WildcardSelectItem
/// </summary>
/// <param name="item">the item to Handle</param>
public override void Handle(WildcardSelectItem item)
{
this.ProjectedEntry.Properties = this.OriginalEntry.Properties;
}
/// <summary>
/// Handle a WildcardSelectItem
/// </summary>
/// <param name="item">the item to Handle</param>
public virtual void Handle(WildcardSelectItem item)
{
throw new NotImplementedException();
}
/// <summary>
/// Handle a WildcardSelectItem
/// </summary>
/// <param name="item">the item to Handle</param>
public override void Handle(WildcardSelectItem item)
{
this.ProjectedEntryWrapper.Resource.Properties = this.OriginalEntryWrapper.Resource.Properties;
this.ProjectedEntryWrapper.NestedResourceInfoWrappers = this.OriginalEntryWrapper.NestedResourceInfoWrappers;
}
/// <summary>
/// Handle a WildcardSelectItem
/// </summary>
/// <param name="item">the item to Handle</param>
public override void Handle(WildcardSelectItem item)
{
this.ProjectedEntry.Properties = this.OriginalEntry.Properties;
}
/// <summary>
/// Writes Selection Item of type WildcardSelectItem node to string
/// </summary>
/// <param name="node">Node to write to string</param>
/// <returns>String representation of node.</returns>
private static string ToString(WildcardSelectItem node)
{
return String.Format("(Wildcard)");
}
