/// <summary>
/// Set the <see cref="TargetNode"/> and <see cref="TargetGuid"/> of the targeted object by retrieving it from or creating it to the given <see cref="NodeContainer"/>.
/// </summary>
/// <param name="nodeContainer">The <see cref="NodeContainer"/> used to retrieve or create the target node.</param>
/// <param name="nodeFactory">The factory to use to create nodes.</param>
internal IGraphNode SetTarget(NodeContainer nodeContainer, NodeFactoryDelegate nodeFactory)
{
if (nodeContainer == null)
{
throw new ArgumentNullException(nameof(nodeContainer));
}
IGraphNode targetNode = nodeContainer.GetOrCreateNodeInternal(ObjectValue, nodeFactory);
if (targetNode != null)
{
if (targetNode.Content.Value != null && !Type.IsInstanceOfType(targetNode.Content.Value))
{
throw new InvalidOperationException(@"The type of the retrieved node content does not match the type of this reference");
}
// TODO: Disabled this exception which is triggered when a circular reference is made. This will be properly fixed when we'll get rid of the ShouldProcessReference mechanism.
//if (TargetNode != null || TargetGuid != Guid.Empty)
// throw new InvalidOperationException("TargetNode has already been set.");
if (targetNode.Content.Value != null && !Type.IsInstanceOfType(targetNode.Content.Value))
{
throw new InvalidOperationException("TargetNode type does not match the reference type.");
}
TargetNode = targetNode;
TargetGuid = targetNode.Guid;
}
return(targetNode);
}
internal IGraphNode SetTarget(object objectValue, [NotNull] NodeContainer nodeContainer)
{
if (nodeContainer == null)
{
throw new ArgumentNullException(nameof(nodeContainer));
}
var targetNode = nodeContainer.GetOrCreateNodeInternal(objectValue);
SetTarget(targetNode);
return(targetNode);
}
/// <summary>
/// Set the <see cref="TargetNode"/> and <see cref="TargetGuid"/> of the targeted object by retrieving it from or creating it to the given <see cref="NodeContainer"/>.
/// </summary>
/// <param name="objectValue">The value for which to set the target node.</param>
/// <param name="nodeContainer">The <see cref="NodeContainer"/> used to retrieve or create the target node.</param>
/// <param name="nodeFactory">The factory to use to create nodes.</param>
internal IGraphNode SetTarget(object objectValue, NodeContainer nodeContainer, NodeFactoryDelegate nodeFactory)
{
if (nodeContainer == null)
{
throw new ArgumentNullException(nameof(nodeContainer));
}
IGraphNode targetNode = nodeContainer.GetOrCreateNodeInternal(objectValue, nodeFactory);
SetTarget(targetNode);
return(targetNode);
}
/// <summary>
/// Set the <see cref="TargetNode"/> and <see cref="TargetGuid"/> of the targeted object by retrieving it from or creating it to the given <see cref="NodeContainer"/>.
/// </summary>
/// <param name="objectValue">The value for which to set the target node.</param>
/// <param name="nodeContainer">The <see cref="NodeContainer"/> used to retrieve or create the target node.</param>
/// <param name="nodeFactory">The factory to use to create nodes.</param>
internal IGraphNode SetTarget(object objectValue, NodeContainer nodeContainer, NodeFactoryDelegate nodeFactory)
{
if (nodeContainer == null) throw new ArgumentNullException(nameof(nodeContainer));
IGraphNode targetNode = nodeContainer.GetOrCreateNodeInternal(objectValue, nodeFactory);
SetTarget(targetNode);
return targetNode;
}
