/// <summary>
/// Create a GroupByTransformationNode.
/// </summary>
/// <param name="groupingProperties">A list of <see cref="GroupByPropertyNode"/>.</param>
/// <param name="childTransformations">The child <see cref="TransformationNode"/>.</param>
/// <param name="source">The <see cref="CollectionNode"/> representing the source.</param>
public GroupByTransformationNode(
IList<GroupByPropertyNode> groupingProperties,
TransformationNode childTransformations,
CollectionNode source)
{
ExceptionUtils.CheckArgumentNotNull(groupingProperties, "groupingProperties");
this.groupingProperties = groupingProperties;
this.childTransformations = childTransformations;
this.source = source;
}
/// <summary>
/// Creates a <see cref="NonentityRangeVariable"/>.
/// </summary>
/// <param name="name"> The name of the associated range variable.</param>
/// <param name="typeReference">The type of the value the range variable represents.</param>
/// <param name="collectionNode">The collection that this rangeVariable node iterates over, can be null in the case of single value nodes.</param>
/// <exception cref="System.ArgumentNullException">Throws if the input name is null.</exception>
/// <exception cref="ArgumentException">Throws if the input type reference is an entity type.</exception>
public NonentityRangeVariable(string name, IEdmTypeReference typeReference, CollectionNode collectionNode)
{
ExceptionUtils.CheckArgumentNotNull(name, "name");
this.name = name;
if (typeReference != null)
{
if (typeReference.Definition.TypeKind == EdmTypeKind.Entity)
{
throw new ArgumentException(
ODataErrorStrings.Nodes_NonentityParameterQueryNodeWithEntityType(typeReference.FullName()));
}
}
this.typeReference = typeReference;
this.collectionNode = collectionNode;
}
/// <summary>
/// Creates a <see cref="NonentityRangeVariable"/>.
/// </summary>
/// <param name="name"> The name of the associated range variable.</param>
/// <param name="typeReference">The type of the value the range variable represents.</param>
/// <param name="collectionNode">The collection that this rangeVariable node iterates over, can be null in the case of single value nodes.</param>
/// <exception cref="System.ArgumentNullException">Throws if the input name is null.</exception>
/// <exception cref="ArgumentException">Throws if the input type reference is an entity type.</exception>
public NonentityRangeVariable(string name, IEdmTypeReference typeReference, CollectionNode collectionNode)
{
ExceptionUtils.CheckArgumentNotNull(name, "name");
this.name = name;
if (typeReference != null)
{
if (typeReference.Definition.TypeKind == EdmTypeKind.Entity)
{
throw new ArgumentException(
ODataErrorStrings.Nodes_NonentityParameterQueryNodeWithEntityType(typeReference.FullName()));
}
}
this.typeReference = typeReference;
this.collectionNode = collectionNode;
}
private void ValidateCollectionNode(CollectionNode node, ODataValidationSettings settings)
{
switch (node.Kind)
{
case QueryNodeKind.CollectionPropertyAccess:
CollectionPropertyAccessNode propertyAccessNode = node as CollectionPropertyAccessNode;
ValidateCollectionPropertyAccessNode(propertyAccessNode, settings);
break;
case QueryNodeKind.CollectionNavigationNode:
CollectionNavigationNode navigationNode = node as CollectionNavigationNode;
ValidateNavigationPropertyNode(navigationNode.Source, navigationNode.NavigationProperty, settings);
break;
case QueryNodeKind.EntityCollectionCast:
ValidateEntityCollectionCastNode(node as EntityCollectionCastNode, settings);
break;
}
}
private void ValidateCollectionNode(CollectionNode node, ODataValidationSettings settings)
{
switch (node.Kind)
{
case QueryNodeKind.CollectionPropertyAccess:
CollectionPropertyAccessNode propertyAccessNode = node as CollectionPropertyAccessNode;
ValidateCollectionPropertyAccessNode(propertyAccessNode, settings);
break;
case QueryNodeKind.CollectionNavigationNode:
CollectionNavigationNode navigationNode = node as CollectionNavigationNode;
ValidateNavigationPropertyNode(navigationNode.Source, navigationNode.NavigationProperty, settings);
break;
case QueryNodeKind.EntityCollectionCast:
ValidateEntityCollectionCastNode(node as EntityCollectionCastNode, settings);
break;
case QueryNodeKind.CollectionFunctionCall:
case QueryNodeKind.EntityCollectionFunctionCall:
case QueryNodeKind.CollectionOpenPropertyAccess:
case QueryNodeKind.CollectionPropertyCast:
// Unused or have unknown uses.
default:
throw Error.NotSupported(SRResources.QueryNodeValidationNotSupported, node.Kind, typeof(FilterQueryValidator).Name);
}
}
/// <summary>
/// Creates a ParameterQueryNode for an explicit parameter.
/// </summary>
/// <param name="parameter">Name of the parameter.</param>
/// <param name="nodeToIterateOver">CollectionNode that the parameter is iterating over.</param>
/// <returns>A new RangeVariable.</returns>
internal static RangeVariable CreateParameterNode(string parameter, CollectionNode nodeToIterateOver)
{
IEdmTypeReference elementType = nodeToIterateOver.ItemType;
if (elementType != null && elementType.IsEntity())
{
var entityCollectionNode = nodeToIterateOver as EntityCollectionNode;
Debug.Assert(entityCollectionNode != null, "IF the element type was entity, the node type should be an entity collection");
return new EntityRangeVariable(parameter, elementType as IEdmEntityTypeReference, entityCollectionNode);
}
return new NonentityRangeVariable(parameter, elementType, null);
}
/// <summary>
/// Creates an AnyNode or an AllNode from the given
/// </summary>
/// <param name="state">State of binding.</param>
/// <param name="parent">Parent node to the lambda.</param>
/// <param name="lambdaExpression">Bound Lambda expression.</param>
/// <param name="newRangeVariable">The new range variable being added by this lambda node.</param>
/// <param name="queryTokenKind">Token kind.</param>
/// <returns>A new LambdaNode bound to metadata.</returns>
internal static LambdaNode CreateLambdaNode(
BindingState state,
CollectionNode parent,
SingleValueNode lambdaExpression,
RangeVariable newRangeVariable,
QueryTokenKind queryTokenKind)
{
LambdaNode lambdaNode;
if (queryTokenKind == QueryTokenKind.Any)
{
lambdaNode = new AnyNode(new Collection<RangeVariable>(state.RangeVariables.ToList()), newRangeVariable)
{
Body = lambdaExpression,
Source = parent,
};
}
else
{
Debug.Assert(queryTokenKind == QueryTokenKind.All, "LambdaQueryNodes must be Any or All only.");
lambdaNode = new AllNode(new Collection<RangeVariable>(state.RangeVariables.ToList()), newRangeVariable)
{
Body = lambdaExpression,
Source = parent,
};
}
return lambdaNode;
}
/// <summary>
/// Constructs a new <see cref="CountNode"/>.
/// </summary>
/// <param name="source">The value containing the property.</param>
/// <exception cref="System.ArgumentNullException">Throws if the input source is null.</exception>
public CountNode(CollectionNode source)
{
ExceptionUtils.CheckArgumentNotNull(source, "source");
this.source = source;
}