private void TestLambda <TLambda, TParam, TReturn>(CollectionNode source, string parameterName, SingleValueNode body, Expression <Func <TParam, TReturn> > expectedExpression)
where TLambda : LambdaNode
{
EntityRangeVariable currentRangeVariable = null;
if (parameterName != null)
{
currentRangeVariable = new EntityRangeVariable(parameterName, new EdmEntityTypeReference(this.customerEdmType, false), this.entitySet);
currentRangeVariable.SetAnnotation(Expression.Parameter(typeof(TParam), parameterName));
}
LambdaNode node;
if (typeof(TLambda) == typeof(AnyNode))
{
node = new AnyNode(new Collection <RangeVariable>(), currentRangeVariable);
}
else
{
node = new AllNode(new Collection <RangeVariable>(), currentRangeVariable);
}
node.Body = body;
node.Source = source;
var result = this.testSubject.TranslateNode(node);
CompareExpressions(expectedExpression.Body, result);
}
private static Expression Bind(QueryNode node, IList <ODataQueryNode> queryNodes)
{
CollectionNode collectionNode = node as CollectionNode;
SingleValueNode singleValueNode = node as SingleValueNode;
if (collectionNode != null)
{
// TODO:
}
else if (singleValueNode != null)
{
switch (singleValueNode.Kind)
{
case QueryNodeKind.BinaryOperator:
return(BindBinaryOperatorNode(node as BinaryOperatorNode, queryNodes));
case QueryNodeKind.Constant:
return(BindConstantNode(node as ConstantNode, queryNodes));
case QueryNodeKind.SingleValuePropertyAccess:
return(BindPropertyAccessQueryNode(node as SingleValuePropertyAccessNode, queryNodes));
// case QueryNodeKind.EntityRangeVariableReference:
// return BindRangeVariable((node as EntityRangeVariableReferenceNode).RangeVariable);
}
}
return(null);
}
private void ValidateCollectionNode(CollectionNode node, ODataValidationSettings settings)
{
switch (node.Kind)
{
case QueryNodeKind.CollectionPropertyAccess:
CollectionPropertyAccessNode propertyAccessNode = node as CollectionPropertyAccessNode;
ValidateCollectionPropertyAccessNode(propertyAccessNode, settings);
break;
case QueryNodeKind.CollectionComplexNode:
CollectionComplexNode collectionComplexNode = node as CollectionComplexNode;
ValidateCollectionComplexNode(collectionComplexNode, settings);
break;
case QueryNodeKind.CollectionNavigationNode:
CollectionNavigationNode navigationNode = node as CollectionNavigationNode;
ValidateNavigationPropertyNode(navigationNode.Source, navigationNode.NavigationProperty, settings);
break;
case QueryNodeKind.CollectionResourceCast:
ValidateCollectionResourceCastNode(node as CollectionResourceCastNode, settings);
break;
case QueryNodeKind.CollectionFunctionCall:
case QueryNodeKind.CollectionResourceFunctionCall:
case QueryNodeKind.CollectionOpenPropertyAccess:
// Unused or have unknown uses.
default:
throw Error.NotSupported(SRResources.QueryNodeValidationNotSupported, node.Kind, typeof(FilterQueryValidator).Name);
}
}
/// <summary>
/// Binds a <see cref="QueryNode"/> to create a LINQ <see cref="Expression"/> that represents the semantics
/// of the <see cref="QueryNode"/>.
/// </summary>
/// <param name="node">The node to bind.</param>
/// <returns>The LINQ <see cref="Expression"/> created.</returns>
public override Expression Bind(QueryNode node)
{
if (node == null)
{
throw Error.ArgumentNull(nameof(node));
}
// Recursion guard to avoid stack overflows
RuntimeHelpers.EnsureSufficientExecutionStack();
CollectionNode collectionNode = node as CollectionNode;
SingleValueNode singleValueNode = node as SingleValueNode;
if (collectionNode != null)
{
return(BindCollectionNode(collectionNode));
}
else if (singleValueNode != null)
{
return(BindSingleValueNode(singleValueNode));
}
else
{
throw Error.NotSupported(SRResources.QueryNodeBindingNotSupported, node.Kind, typeof(FilterBinder).Name);
}
}
/// <summary>
/// Binds a <see cref="CollectionNode"/> to create a LINQ <see cref="Expression"/> that represents the semantics
/// of the <see cref="CollectionNode"/>.
/// </summary>
/// <param name="node">The node to bind.</param>
/// <returns>The LINQ <see cref="Expression"/> created.</returns>
private Expression BindCollectionNode(CollectionNode node)
{
switch (node.Kind)
{
case QueryNodeKind.CollectionNavigationNode:
CollectionNavigationNode navigationNode = node as CollectionNavigationNode;
return(BindNavigationPropertyNode(navigationNode.Source, navigationNode.NavigationProperty));
case QueryNodeKind.CollectionPropertyAccess:
return(BindCollectionPropertyAccessNode(node as CollectionPropertyAccessNode));
case QueryNodeKind.CollectionComplexNode:
return(BindCollectionComplexNode(node as CollectionComplexNode));
case QueryNodeKind.CollectionResourceCast:
return(BindCollectionResourceCastNode(node as CollectionResourceCastNode));
case QueryNodeKind.CollectionConstant:
return(BindCollectionConstantNode(node as CollectionConstantNode));
case QueryNodeKind.CollectionFunctionCall:
case QueryNodeKind.CollectionResourceFunctionCall:
case QueryNodeKind.CollectionOpenPropertyAccess:
default:
throw Error.NotSupported(SRResources.QueryNodeBindingNotSupported, node.Kind, typeof(FilterBinder).Name);
}
}
/// <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>
/// Binds a LambdaToken to metadata.
/// </summary>
/// <param name="lambdaToken">Token to bind.</param>
/// <param name="state">Object to hold the state of binding.</param>
/// <returns>A metadata bound any or all node.</returns>
internal LambdaNode BindLambdaToken(LambdaToken lambdaToken, BindingState state)
{
ExceptionUtils.CheckArgumentNotNull(lambdaToken, "LambdaToken");
ExceptionUtils.CheckArgumentNotNull(state, "state");
// Start by binding the parent token
CollectionNode parent = this.BindParentToken(lambdaToken.Parent);
RangeVariable rangeVariable = null;
// Add the lambda variable to the stack
if (lambdaToken.Parameter != null)
{
rangeVariable = NodeFactory.CreateParameterNode(lambdaToken.Parameter, parent);
state.RangeVariables.Push(rangeVariable);
}
// Bind the expression
SingleValueNode expression = this.BindExpressionToken(lambdaToken.Expression);
// Create the node
LambdaNode lambdaNode = NodeFactory.CreateLambdaNode(state, parent, expression, rangeVariable, lambdaToken.Kind);
// Remove the lambda variable as it is now out of scope
if (rangeVariable != null)
{
state.RangeVariables.Pop();
}
return(lambdaNode);
}
protected string Bind(QueryNode node)
{
CollectionNode collectionNode = node as CollectionNode;
SingleValueNode singleValueNode = node as SingleValueNode;
if (collectionNode != null)
{
switch (node.Kind)
{
case QueryNodeKind.CollectionNavigationNode:
CollectionNavigationNode navigationNode = node as CollectionNavigationNode;
return(BindNavigationPropertyNode(navigationNode.Source, navigationNode.NavigationProperty));
case QueryNodeKind.CollectionPropertyAccess:
return(BindCollectionPropertyAccessNode(node as CollectionPropertyAccessNode));
}
}
else if (singleValueNode != null)
{
switch (node.Kind)
{
case QueryNodeKind.BinaryOperator:
return(BindBinaryOperatorNode(node as BinaryOperatorNode));
case QueryNodeKind.Constant:
return(BindConstantNode(node as ConstantNode));
case QueryNodeKind.Convert:
return(BindConvertNode(node as ConvertNode));
case QueryNodeKind.EntityRangeVariableReference:
return(BindRangeVariable((node as EntityRangeVariableReferenceNode).RangeVariable));
case QueryNodeKind.NonentityRangeVariableReference:
return(BindRangeVariable((node as NonentityRangeVariableReferenceNode).RangeVariable));
case QueryNodeKind.SingleValuePropertyAccess:
return(BindPropertyAccessQueryNode(node as SingleValuePropertyAccessNode));
case QueryNodeKind.UnaryOperator:
return(BindUnaryOperatorNode(node as UnaryOperatorNode));
case QueryNodeKind.SingleValueFunctionCall:
return(BindSingleValueFunctionCallNode(node as SingleValueFunctionCallNode));
case QueryNodeKind.SingleNavigationNode:
SingleNavigationNode navigationNode = node as SingleNavigationNode;
return(BindNavigationPropertyNode(navigationNode.Source, navigationNode.NavigationProperty));
case QueryNodeKind.Any:
return(BindAnyNode(node as AnyNode));
case QueryNodeKind.All:
return(BindAllNode(node as AllNode));
}
}
throw new NotSupportedException(String.Format("Nodes of type {0} are not supported", node.Kind));
}
/// <summary>
/// Creates a <see cref="TopNode"/>.
/// </summary>
/// <param name="amount">The number of entities to include in the result.</param>
/// <param name="collection">The collection to take items from.</param>
public TopNode(QueryNode amount, CollectionNode collection)
{
ExceptionUtils.CheckArgumentNotNull(amount, "amount");
ExceptionUtils.CheckArgumentNotNull(collection, "collection");
this.amount = amount;
this.collection = collection;
}
public override void ValidateQueryNode(QueryNode node, ODataValidationSettings settings)
{
SingleValueNode singleNode = node as SingleValueNode;
CollectionNode collectionNode = node as CollectionNode;
base.ValidateQueryNode(node, settings);
}
public CollectionChild(CollectionNode <T> parent, NodeBase node)
{
this.node = node;
this.parent = parent;
connections = new List <KeyValuePair <int, int> >();
weight = 1f;
}
/// <summary>
/// Creates a <see cref="SkipNode"/>.
/// </summary>
/// <param name="amount">The number of entities to skip in the result.</param>
/// <param name="collection">The type reference to the collection that this node represents.</param>
public SkipNode(QueryNode amount, CollectionNode collection)
{
ExceptionUtils.CheckArgumentNotNull(amount, "amount");
ExceptionUtils.CheckArgumentNotNull(collection, "collection");
this.amount = amount;
this.collection = collection;
}
public CollectionNodeDynamic(CollectionNode node)
{
transform = node.transform;
Name = node.Name;
Offset = node.Offset;
Radius = node.Radius;
localPositionOnStartup = transform.localPosition;
localEulerAnglesOnStartup = transform.localEulerAngles;
}
/// <summary>
/// Creates a new instance of the <see cref="CollectionNode"/> class and scans it's folder.
/// </summary>
/// <param name="dir">The folder containing the files of the app/collection</param>
public CollectionNode(string dir)
{
Directory = dir;
Name = Path.GetFileName(dir.Trim('\\'));
if (System.IO.Directory.Exists(dir + DocumentationDirectory))
{
Docs = new Documentation(dir + DocumentationDirectory);
}
#region Enumerate childs, actions and versions
foreach (var File in EnumerateDir(dir))
{
var file = File + '\\';
DirectoryInfo diri = new DirectoryInfo(dir);
if (diri.Attributes.HasFlag(FileAttributes.Hidden))
{
continue;
}
if (Path.GetFileName(File)[0] == '_')
{
loadAction(File);
continue;
}
var child = new CollectionNode(file);
if (child.Name.StartsWith("v"))
{
var ver = new Version();
ver.Name = child.Name.Substring(1);
ver.Actions.Clear();
ver.Actions.AddRange(child.Actions);
foreach (string item in new string[] {
"info.md",
"info.markdown",
"info.html",
"info.htm",
"info.xhtml",
"info.txt"
})
{
if (System.IO.File.Exists(file + item))
{
ver.VersionInfo = ReadDocFile(file + item);
ver.VersionInfoPath = file + item;
break;
}
}
Versions.Add(ver);
continue;
}
Childs.Add(child);
}
#endregion
}
/// <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;
}
public void RemoteFromCollection(GameObject obj)
{
ObjectCollection oc = GetComponent <ObjectCollection>();
CollectionNode node = oc.NodeList.Where((n) => { return(n.transform == obj.transform); }).FirstOrDefault();
if (node != null)
{
oc.NodeList.Remove(node);
oc.UpdateCollection();
}
}
/// <summary>
/// An das Ende der List wird eine leere Node angehängt
/// Diese Node wird dazu benutzt um Nodes, die wieder in die Toolbox angehängt werden richtig darzustellen.
/// </summary>
public void addEmptyNode()
{
//hier müssen wir eigentlich noch irgendwie den Typ von den Nodes abfragen.
CollectionNode node = new CollectionNode();
node.Name = "emptyNode";
node.transform = null;
node.inToolbox = true;
node.displayedInToolbox = false;
NodeList.Add(node);
}
internal void RemoveFromCollection(IGameObject gameObject)
{
var node = (CCNode)gameObject;
Collection.Remove(gameObject);
CollectionNode.RemoveChild(node);
UpdateCollectionPositions();
node.Scale = Constants.STANDARD_SCALE;
// reset the anchor
node.AnchorPoint = gameObject.NormalAnchorPoint;
MoveCollectionNode(CCPoint.Zero);
}
private void ValidateCollectionNode(CollectionNode node, ValidationSettings settings)
{
switch (node.Kind)
{
case QueryNodeKind.CollectionPropertyAccess:
ValidateQueryNode((node as CollectionPropertyAccessNode).Source, settings);
break;
case QueryNodeKind.CollectionResourceCast:
ValidateQueryNode((node as CollectionResourceCastNode).Source, settings);
break;
}
}
/// <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));
}
public void AddToCollection(GameObject obj)
{
obj.transform.SetParent(transform);
obj.transform.localScale = Vector3.one;
CollectionNode node = new CollectionNode();
node.transform = obj.transform;
ObjectCollection oc = GetComponent <ObjectCollection>();
oc.NodeList.Add(node);
oc.UpdateCollection();
}
/// <summary>
/// Binds a an end path token into a PropertyAccessToken, OpenPropertyToken, or FunctionCallToken.
/// </summary>
/// <param name="endPathToken">The property access token to bind.</param>
/// <returns>A Query node representing this endpath token, bound to metadata.</returns>
internal QueryNode BindEndPath(EndPathToken endPathToken)
{
ExceptionUtils.CheckArgumentNotNull(endPathToken, "EndPathToken");
ExceptionUtils.CheckArgumentStringNotNullOrEmpty(endPathToken.Identifier, "EndPathToken.Identifier");
// Set the parent (get the parent type, so you can check whether the Identifier inside EndPathToken really is legit offshoot of the parent type)
QueryNode parent = this.DetermineParentNode(endPathToken);
QueryNode boundFunction;
SingleValueNode singleValueParent = parent as SingleValueNode;
if (singleValueParent == null)
{
if (functionCallBinder.TryBindEndPathAsFunctionCall(endPathToken, parent, state, out boundFunction))
{
return(boundFunction);
}
// Collection with any or all expression is already supported and handled separately.
// Add support of collection with $count segment.
CollectionNode colNode = parent as CollectionNode;
if (colNode != null && endPathToken.Identifier.Equals(UriQueryConstants.CountSegment))
{
// create a collection count node for collection node property.
return(new CountNode(colNode));
}
throw new ODataException(ODataErrorStrings.MetadataBinder_PropertyAccessSourceNotSingleValue(endPathToken.Identifier));
}
// Now that we have the parent type, can find its corresponding EDM type
IEdmStructuredTypeReference structuredParentType =
singleValueParent.TypeReference == null ? null : singleValueParent.TypeReference.AsStructuredOrNull();
IEdmProperty property =
structuredParentType == null ? null : this.Resolver.ResolveProperty(structuredParentType.StructuredDefinition(), endPathToken.Identifier);
if (property != null)
{
return(GeneratePropertyAccessQueryNode(singleValueParent, property));
}
if (functionCallBinder.TryBindEndPathAsFunctionCall(endPathToken, singleValueParent, state, out boundFunction))
{
return(boundFunction);
}
return(GeneratePropertyAccessQueryForOpenType(endPathToken, singleValueParent));
}
private static Node ParseCollection(StreamReader reader, Type type, Dom dom)
{
List <CollectionNode> nodes = new List <CollectionNode>();
// skip over [
reader.Read();
SkipWhitespace(reader);
// read children
bool isDictionary = false;
while ((char)reader.Peek() != ']')
{
var node = new CollectionNode();
// read first element
node.First = ParseItem(reader, dom);
var seperator = (char)reader.Peek();
if (seperator == ':')
{
// found dictionary key/value separator
reader.Read();
// read value
node.Second = ParseItem(reader, dom);
isDictionary = true;
}
// skip over ,
if ((char)reader.Peek() == ',')
{
reader.Read();
}
nodes.Add(node);
SkipWhitespace(reader);
}
// skip over ]
reader.Read();
if (isDictionary)
{
return(CreateDictionary(type, nodes));
}
else
{
return(CreateList(type, nodes));
}
}
/// <summary>
/// Checks whether a query node is a collection query node representing a collection.
/// </summary>
/// <param name="query">The <see cref="QueryNode"/> to check.</param>
/// <returns>The converted <see cref="CollectionNode"/> or null if <paramref name="query"/> is not a collection node.</returns>
internal static CollectionNode AsCollectionNode(this QueryNode query)
{
Debug.Assert(query != null, "query != null");
CollectionNode collectionNode = query as CollectionNode;
if (collectionNode != null &&
collectionNode.ItemType != null)
{
return(collectionNode);
}
return(null);
}
/// <summary>
/// Override this method if you want to visit each query node.
/// </summary>
/// <param name="node"></param>
/// <param name="settings"></param>
public virtual void ValidateQueryNode(QueryNode node, ODataValidationSettings settings)
{
SingleValueNode singleNode = node as SingleValueNode;
CollectionNode collectionNode = node as CollectionNode;
if (singleNode != null)
{
ValidateSingleValueNode(singleNode, settings);
}
else if (collectionNode != null)
{
ValidateCollectionNode(collectionNode, settings);
}
}
internal void AddToCollection(IGameObject gameObject)
{
var ccNode = (CCNode)gameObject;
Collection.Add(gameObject);
CollectionNode.AddChild(ccNode);
// place the node correctly
ccNode.AnchorPoint = NodeAnchor;
UpdatePositionsInCollection();
if (MiddleNode == null)
{
MiddleNode = ccNode;
}
}
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;
}
}
/// <summary>
/// Execute the predicate
/// </summary>
/// <returns>If the expression is invalid, it will give off a warning and just return the collection itself</returns>
public override ObjectNode Invoke()
{
if (!DoesSatisfySignature())
{
Dashboard.RaiseWarningMessage(this, _INVALID_RETURN_TYPE);
return(SourceCollection);
}
return(CollectionNode.Create(new ObservableCollection <ObjectNode>(
SourceCollection.Where(e =>
{
Enumerator.SetReferenceTo(e);
return Predicate.Eval();
}))));
}
/// <summary>
/// Retrieves the type reference associated to a segment.
/// </summary>
/// <param name="segment">The node to retrive the type reference from.</param>
/// <returns>The Type reference of the node (item type reference for collections).</returns>
internal static IEdmTypeReference GetEdmTypeReference(this QueryNode segment)
{
SingleValueNode singleNode = segment as SingleValueNode;
if (singleNode != null)
{
return(singleNode.TypeReference);
}
CollectionNode collectionNode = segment as CollectionNode;
if (collectionNode != null)
{
return(collectionNode.ItemType);
}
return(null);
}
/// <summary>
/// Hier werden aus den Nodes, die wir von ROS bekommen Nodes in Unity generiert
/// Nachdem alle Nodes erstellt wurden, wird ein Teil der Nodes an die Toolbox weitergegeben um sie darzustellen
/// </summary>
public void generateNodes(string[] nodesNames)
{
Debug.Log("generateNodes");
// Wenn wir die Nodes nur Updaten müssen
//if (NodeList != null)
if (NodeList != null)
{
Debug.Log("wir gehen in diesen Zweig?");
Debug.Log("Die Nodeliste: " + NodeList);
}
// wenn wir zum ersten mal ein Nodeupdate bekommen
else
{
Debug.Log("generateNodes, wir erstellen die Nodelist");
NodeList = new List <CollectionNode>();
//Hier werden die Nodes zum ersten mal erzeugt
for (int i = 0; i < nodesNames.Length; i++)
{
//hier müssen wir eigentlich noch irgendwie den Typ von den Nodes abfragen.
CollectionNode node = new CollectionNode();
node.Name = nodesNames[i];
node.transform = null;
node.inToolbox = true;
node.displayedInToolbox = false;
NodeList.Add(node);
//wir hängen das Object an die Toolbox dran
//node.transform.parent = toolboxNodes.transform;
}
}
addEmptyNode();
updateSeitenanzahl();
displayNodes();
Debug.Log("--Länge der Nodeliste: " + NodeList.Count);
//toolboxNodes.UpdateCollection();
}
/// <summary>
/// Override this method if you want to visit each query node.
/// </summary>
/// <remarks>
/// This method is intended to be called from method overrides in subclasses. This method also supports unit-testing scenarios and is not intended to be called from user code.
/// Call the Validate method to validate a <see cref="FilterQueryOption"/> instance.
/// </remarks>
/// <param name="node"></param>
/// <param name="settings"></param>
public virtual void ValidateQueryNode(QueryNode node, ODataValidationSettings settings)
{
// Recursion guard to avoid stack overflows
RuntimeHelpers.EnsureSufficientExecutionStack();
SingleValueNode singleNode = node as SingleValueNode;
CollectionNode collectionNode = node as CollectionNode;
IncrementNodeCount(settings);
if (singleNode != null)
{
ValidateSingleValueNode(singleNode, settings);
}
else if (collectionNode != null)
{
ValidateCollectionNode(collectionNode, settings);
}
}
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 static Node ParseCollection(StreamReader reader, Type type, Dom dom)
{
List<CollectionNode> nodes = new List<CollectionNode>();
// skip over [
reader.Read();
SkipWhitespace(reader);
// read children
bool isDictionary = false;
while ((char)reader.Peek() != ']')
{
var node = new CollectionNode();
// read first element
node.First = ParseItem(reader, dom);
var seperator = (char)reader.Peek();
if (seperator == ':')
{
// found dictionary key/value separator
reader.Read();
// read value
node.Second = ParseItem(reader, dom);
isDictionary = true;
}
// skip over ,
if ((char)reader.Peek() == ',')
reader.Read();
nodes.Add(node);
SkipWhitespace(reader);
}
// skip over ]
reader.Read();
if (isDictionary)
return CreateDictionary(type, nodes);
else
return CreateList(type, nodes);
}
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:
// Unused or have unknown uses.
default:
throw Error.NotSupported(SRResources.QueryNodeValidationNotSupported, node.Kind, typeof(FilterQueryValidator).Name);
}
}
