// Single event and object
public void Verify(XObjectChange expectedEvent, Object expectedObject)
{
TestLog.Compare(_events.Count, 1, "Mismatch in expected number of events");
EventItem item = _events.Dequeue();
TestLog.Compare(item.EventArgs.ObjectChange, expectedEvent, "Event Type Mismatch");
TestLog.Compare(item.Sender, (XObject)expectedObject, "Object Mismatch");
}
// Number of events of a certain type are expected to be thrown
public void Verify(XObjectChange expectedEvent, int expectedCount)
{
TestLog.Compare(_events.Count, expectedCount, "Mismatch in expected number of events");
while (_events.Count > 0)
{
EventItem item = _events.Dequeue();
TestLog.Compare(item.EventArgs.ObjectChange, expectedEvent, "Event Type Mismatch");
}
}
// Number of events of a certain type are expected to be thrown
public void Verify(XObjectChange expectedEvent, int expectedCount)
{
TestLog.Compare(_events.Count, expectedCount, "Mismatch in expected number of events");
while (_events.Count > 0)
{
EventItem item = _events.Dequeue();
TestLog.Compare(item.EventArgs.ObjectChange, expectedEvent, "Event Type Mismatch");
}
}
// Know exactly what events should be thrown and in what order
public void Verify(XObjectChange[] expectedEvents)
{
TestLog.Compare(_events.Count, expectedEvents.Length, "Mismatch in expected number of events");
int i = 0;
while (_events.Count > 0)
{
EventItem item = _events.Dequeue();
TestLog.Compare(item.EventArgs.ObjectChange, expectedEvents[i], "Event Type Mismatch");
i++;
}
}
private static void WriteElementInfo(string action, XObjectChange change, XObject xobj)
{
if (xobj != null)
{
Console.WriteLine($"XObject: <{xobj.NodeType.ToString()}> " +
$"{action} {change} with value {xobj}");
}
else
{
Console.WriteLine($"XObject: <{xobj.NodeType.ToString()}> " +
$"{action} {change} with null value");
}
}
// Same event for many different objects
public void Verify(XObjectChange expectedEvent, Object[] expectedObjects)
{
TestLog.Compare(_events.Count, expectedObjects.Length, "Mismatch in expected number of events");
int i = 0;
while (_events.Count > 0)
{
EventItem item = _events.Dequeue();
TestLog.Compare(item.EventArgs.ObjectChange, expectedEvent, "Event Type Mismatch");
TestLog.Compare(item.Sender, (XObject)expectedObjects[i], "Object Mismatch");
i++;
}
}
private EntityChange XChangeToEntityChange(XObjectChange xchange)
{
switch (xchange)
{
case XObjectChange.Add: return(EntityChange.Add);
case XObjectChange.Remove: return(EntityChange.Remove);
case XObjectChange.Value: return(EntityChange.Modified);
case XObjectChange.Name: throw new InvalidOperationException("Changing the name of an XObject is not supported in the model.");
default: throw new NotImplementedException("Unhandled XObjectChage: " + xchange);
}
}
// One event for one object
public void Verify(XObjectChange expectedEvent, XObject expectedObject)
{
TestLog.Compare(_events.Count, 1, "Mismatch in expected number of events");
EventItem item = _events.Dequeue();
TestLog.Compare(item.EventArgs.ObjectChange, expectedEvent, "Event Type Mismatch");
if (item.Sender is XAttribute)
{
TestLog.Compare(_attributeComparer.Equals((XAttribute)item.Sender, (XAttribute)expectedObject), "Attribute Mismatch");
}
else
{
TestLog.Compare(_nodeComparer.Equals((XNode)item.Sender, expectedObject), "Node Mismatch");
}
}
private static void InjectInheritanceConnectorCommand(
CommandProcessorContext commandProcessorContext, HashSet <ShapeChangeInformation> shapeChangeInfoSet,
Diagram diagram, EntityTypeBaseType baseType, XObjectChange changeAction)
{
// First check to see if there is already a change in the original transaction
// for the InheritanceConnector that matches the one that we're getting
var shapeChangeInfoToQuery = new ShapeChangeInformation
{
ChangeType = changeAction,
ModelEFObject = baseType.OwnerEntityType,
DiagramId = diagram.Id.Value
};
var shapeChangeInfoExists = shapeChangeInfoSet.Contains(shapeChangeInfoToQuery);
if (changeAction == XObjectChange.Add &&
shapeChangeInfoExists == false)
{
var participatingEntityTypes = new List <EntityType>();
var derivedEntityType = baseType.Parent as EntityType;
Debug.Assert(derivedEntityType != null, "Where is the parent EntityType of this BaseType attribute?");
if (derivedEntityType != null)
{
// The inheritance connector is added if
// - the participating entities exists in the diagram.
// or
// - the participating entities will be added in the current transaction.
participatingEntityTypes.Add(derivedEntityType);
participatingEntityTypes.Add(((ConceptualEntityType)derivedEntityType).BaseType.Target);
foreach (var entityType in participatingEntityTypes)
{
if (diagram.EntityTypeShapes.Where(ets => ets.EntityType.Target == entityType).Any() ||
shapeChangeInfoSet.Where(
sc =>
sc.DiagramId == diagram.Id.Value && sc.ModelEFObject == entityType && sc.ChangeType == XObjectChange.Add)
.Any())
{
continue;
}
// If it reach this point, that means that we should not add inheritance connector in the diagram.
return;
}
var cmd = new CreateInheritanceConnectorCommand(diagram, derivedEntityType);
CommandProcessor.InvokeSingleCommand(commandProcessorContext, cmd);
}
}
else if (changeAction == XObjectChange.Remove &&
shapeChangeInfoExists == false)
{
// this is happening before the transaction is taking place so we are free to look up anti-dependencies
// on this delete
var owningEntityType = baseType.Parent as EntityType;
if (owningEntityType != null)
{
foreach (
var inheritanceConnector in
owningEntityType.GetAntiDependenciesOfType <InheritanceConnector>()
.Where(ic => ic.Diagram != null && ic.Diagram.Id == diagram.Id.Value))
{
if (inheritanceConnector != null)
{
var deleteInheritanceConnectorCommand = inheritanceConnector.GetDeleteCommand();
CommandProcessor.InvokeSingleCommand(commandProcessorContext, deleteInheritanceConnectorCommand);
}
}
}
}
}
private static void InjectEntityTypeShapeCommand(
CommandProcessorContext commandProcessorContext, HashSet <ShapeChangeInformation> shapeChangeInfoSet, Diagram diagram,
ConceptualEntityType entityType, XObjectChange changeAction)
{
// First check to see if there is already a change in the original transaction
// for the EntityTypeShape that matches the one that we're getting
var shapeChangeInfoToQuery = new ShapeChangeInformation
{
ChangeType = changeAction,
ModelEFObject = entityType,
DiagramId = diagram.Id.Value
};
var shapeChangeInfoExists = shapeChangeInfoSet.Contains(shapeChangeInfoToQuery);
// We only want to create model diagram if the transaction is originated from this diagram.
if (changeAction == XObjectChange.Add)
{
// We only want to inject the entity-type-shape if the transaction is originated from the passed in diagram.
if (commandProcessorContext != null &&
commandProcessorContext.EfiTransaction != null)
{
var contextItem =
commandProcessorContext.EfiTransaction.GetContextValue <DiagramContextItem>(
EfiTransactionOriginator.TransactionOriginatorDiagramId);
if (contextItem != null &&
contextItem.DiagramId == diagram.Id.Value)
{
// look in the dictionary for an 'add' to an EntityTypeShape that points to this modelobject.
if (shapeChangeInfoExists == false)
{
var cmd = new CreateEntityTypeShapeCommand(diagram, entityType);
CommandProcessor.InvokeSingleCommand(commandProcessorContext, cmd);
}
// We have the ability to create an EntityType and an Inheritance in one transaction, so we need
// to check for it here.
if (entityType.BaseType.Target != null)
{
InjectInheritanceConnectorCommand(
commandProcessorContext, shapeChangeInfoSet, diagram, entityType.BaseType, changeAction);
}
}
}
}
else if (changeAction == XObjectChange.Remove &&
shapeChangeInfoExists == false)
{
// this is happening before the transaction is taking place so we are free to look up anti-dependencies
// on this delete
foreach (
var entityTypeShape in
entityType.GetAntiDependenciesOfType <EntityTypeShape>()
.Where(ets => ets.Diagram != null && ets.Diagram.Id == diagram.Id.Value))
{
if (entityTypeShape != null)
{
var deleteEntityTypeShapeCommand = entityTypeShape.GetDeleteCommand();
CommandProcessor.InvokeSingleCommand(commandProcessorContext, deleteEntityTypeShapeCommand);
}
}
}
}
private static void InjectInheritanceConnectorCommand(
CommandProcessorContext commandProcessorContext, HashSet<ShapeChangeInformation> shapeChangeInfoSet,
Diagram diagram, EntityTypeBaseType baseType, XObjectChange changeAction)
{
// First check to see if there is already a change in the original transaction
// for the InheritanceConnector that matches the one that we're getting
var shapeChangeInfoToQuery = new ShapeChangeInformation
{
ChangeType = changeAction,
ModelEFObject = baseType.OwnerEntityType,
DiagramId = diagram.Id.Value
};
var shapeChangeInfoExists = shapeChangeInfoSet.Contains(shapeChangeInfoToQuery);
if (changeAction == XObjectChange.Add
&& shapeChangeInfoExists == false)
{
var participatingEntityTypes = new List<EntityType>();
var derivedEntityType = baseType.Parent as EntityType;
Debug.Assert(derivedEntityType != null, "Where is the parent EntityType of this BaseType attribute?");
if (derivedEntityType != null)
{
// The inheritance connector is added if
// - the participating entities exists in the diagram.
// or
// - the participating entities will be added in the current transaction.
participatingEntityTypes.Add(derivedEntityType);
participatingEntityTypes.Add(((ConceptualEntityType)derivedEntityType).BaseType.Target);
foreach (var entityType in participatingEntityTypes)
{
if (diagram.EntityTypeShapes.Where(ets => ets.EntityType.Target == entityType).Any()
|| shapeChangeInfoSet.Where(
sc =>
sc.DiagramId == diagram.Id.Value && sc.ModelEFObject == entityType && sc.ChangeType == XObjectChange.Add)
.Any())
{
continue;
}
// If it reach this point, that means that we should not add inheritance connector in the diagram.
return;
}
var cmd = new CreateInheritanceConnectorCommand(diagram, derivedEntityType);
CommandProcessor.InvokeSingleCommand(commandProcessorContext, cmd);
}
}
else if (changeAction == XObjectChange.Remove
&& shapeChangeInfoExists == false)
{
// this is happening before the transaction is taking place so we are free to look up anti-dependencies
// on this delete
var owningEntityType = baseType.Parent as EntityType;
if (owningEntityType != null)
{
foreach (
var inheritanceConnector in
owningEntityType.GetAntiDependenciesOfType<InheritanceConnector>()
.Where(ic => ic.Diagram != null && ic.Diagram.Id == diagram.Id.Value))
{
if (inheritanceConnector != null)
{
var deleteInheritanceConnectorCommand = inheritanceConnector.GetDeleteCommand();
CommandProcessor.InvokeSingleCommand(commandProcessorContext, deleteInheritanceConnectorCommand);
}
}
}
}
}
public AddNodeChange(XObject node, XObjectChange change)
: base(node, change)
{
}
// One event for one object
public void Verify(XObjectChange expectedEvent, XObject expectedObject)
{
TestLog.Compare(_events.Count, 1, "Mismatch in expected number of events");
EventItem item = _events.Dequeue();
TestLog.Compare(item.EventArgs.ObjectChange, expectedEvent, "Event Type Mismatch");
if (item.Sender is XAttribute)
TestLog.Compare(_attributeComparer.Equals((XAttribute)item.Sender, (XAttribute)expectedObject), "Attribute Mismatch");
else
TestLog.Compare(_nodeComparer.Equals((XNode)item.Sender, expectedObject), "Node Mismatch");
}
/// <summary>
/// Initializes a new instance of the <see cref="XObjectChangeEventArgs"/> class.
/// </summary>
public XObjectChangeEventArgs(XObjectChange objectChange)
{
_objectChange = objectChange;
}
// Summary: // Initializes a new instance of the System.Xml.Linq.XObjectChangeEventArgs // class. // // Parameters: // objectChange: // An System.Xml.Linq.XObjectChange that contains the event arguments for LINQ // to XML events. extern public XObjectChangeEventArgs(XObjectChange objectChange);
public NodeValueChange(XObject node, XObjectChange change)
: base(node, change)
{
}
internal VSXmlChange(XmlModelChange modelChange)
{
_node = modelChange.Node;
_action = modelChange.Action;
}
// Single event and object
public void Verify(XObjectChange expectedEvent, Object expectedObject)
{
TestLog.Compare(_events.Count, 1, "Mismatch in expected number of events");
EventItem item = _events.Dequeue();
TestLog.Compare(item.EventArgs.ObjectChange, expectedEvent, "Event Type Mismatch");
TestLog.Compare(item.Sender, (XObject)expectedObject, "Object Mismatch");
}
public AddNodeChangeInternal(XObject n, XObjectChange action)
: base(n, action)
{
CompareToObject = n as XNode;
}
// Single event of specified type expected
public void Verify(XObjectChange expectedEvent)
{
Verify(expectedEvent, 1);
}
// Different events for different objects
public void Verify(XObjectChange[] expectedEvents, XObject[] expectedObjects)
{
TestLog.Compare(_events.Count, expectedEvents.Length, "Mismatch in expected number of events");
int i = 0;
while (_events.Count > 0)
{
EventItem item = _events.Dequeue();
TestLog.Compare(item.EventArgs.ObjectChange, expectedEvents[i], "Event Type Mismatch");
if (item.Sender is XAttribute)
TestLog.Compare(_attributeComparer.Equals((XAttribute)item.Sender, (XAttribute)expectedObjects[i]), "Attribute Mismatch");
else
TestLog.Compare(_nodeComparer.Equals((XNode)item.Sender, expectedObjects[i]), "Node Mismatch");
i++;
}
}
public XObjectChangeEventArgs (XObjectChange objectChange)
{
this.type = objectChange;
}
/// <summary>
/// Default ctor
/// </summary>
/// <param name="change">Type of change</param>
public XObjectChangeEventArgs(XObjectChange change)
{
this.change = change;
}
public RemoveNodeChange(XObject node, XObjectChange change)
: base(node, change)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="XObjectChangeEventArgs"/> class.
/// </summary>
public XObjectChangeEventArgs(XObjectChange objectChange)
{
_objectChange = objectChange;
}
/// <summary>
/// Initializes a new instance of the <see cref="XObjectChangeEventArgs"/> class.
/// </summary>
public XObjectChangeEventArgs(XObjectChange objectChange)
{
this.objectChange = objectChange;
}
public EntityChangeEventArgs(EntityChange change, XElement xchanged, XObjectChange xchange)
{
EntityChange = change;
XChangedElement = xchanged;
XChange = xchange;
}
public __XObjectChangeEventArgs(XObjectChange xObjectChange)
{
this.ObjectChange = xObjectChange;
}
public __XObjectChangeEventArgs(XObjectChange xObjectChange)
{
this.ObjectChange = xObjectChange;
}
/// <summary>
/// Default ctor
/// </summary>
/// <param name="change">Type of change</param>
public XObjectChangeEventArgs(XObjectChange change)
{
this.change = change;
}
// Single event of specified type expected
public void Verify(XObjectChange expectedEvent)
{
Verify(expectedEvent, 1);
}
private static void InjectEntityTypeShapeCommand(
CommandProcessorContext commandProcessorContext, HashSet<ShapeChangeInformation> shapeChangeInfoSet, Diagram diagram,
ConceptualEntityType entityType, XObjectChange changeAction)
{
// First check to see if there is already a change in the original transaction
// for the EntityTypeShape that matches the one that we're getting
var shapeChangeInfoToQuery = new ShapeChangeInformation
{
ChangeType = changeAction,
ModelEFObject = entityType,
DiagramId = diagram.Id.Value
};
var shapeChangeInfoExists = shapeChangeInfoSet.Contains(shapeChangeInfoToQuery);
// We only want to create model diagram if the transaction is originated from this diagram.
if (changeAction == XObjectChange.Add)
{
// We only want to inject the entity-type-shape if the transaction is originated from the passed in diagram.
if (commandProcessorContext != null
&& commandProcessorContext.EfiTransaction != null)
{
var contextItem =
commandProcessorContext.EfiTransaction.GetContextValue<DiagramContextItem>(
EfiTransactionOriginator.TransactionOriginatorDiagramId);
if (contextItem != null
&& contextItem.DiagramId == diagram.Id.Value)
{
// look in the dictionary for an 'add' to an EntityTypeShape that points to this modelobject.
if (shapeChangeInfoExists == false)
{
var cmd = new CreateEntityTypeShapeCommand(diagram, entityType);
CommandProcessor.InvokeSingleCommand(commandProcessorContext, cmd);
}
// We have the ability to create an EntityType and an Inheritance in one transaction, so we need
// to check for it here.
if (entityType.BaseType.Target != null)
{
InjectInheritanceConnectorCommand(
commandProcessorContext, shapeChangeInfoSet, diagram, entityType.BaseType, changeAction);
}
}
}
}
else if (changeAction == XObjectChange.Remove
&& shapeChangeInfoExists == false)
{
// this is happening before the transaction is taking place so we are free to look up anti-dependencies
// on this delete
foreach (
var entityTypeShape in
entityType.GetAntiDependenciesOfType<EntityTypeShape>()
.Where(ets => ets.Diagram != null && ets.Diagram.Id == diagram.Id.Value))
{
if (entityTypeShape != null)
{
var deleteEntityTypeShapeCommand = entityTypeShape.GetDeleteCommand();
CommandProcessor.InvokeSingleCommand(commandProcessorContext, deleteEntityTypeShapeCommand);
}
}
}
}
public XObjectChangeEventArgs(XObjectChange objectChange);
private static void InjectAssociationConnectorCommand(
CommandProcessorContext commandProcessorContext, HashSet<ShapeChangeInformation> shapeChangeInfoSet, Diagram diagram,
Association association, XObjectChange changeAction)
{
// First check to see if there is already a change in the original transaction
// for the AssociationConnector that matches the one that we're getting
var shapeChangeInfoToQuery = new ShapeChangeInformation
{
ChangeType = changeAction,
ModelEFObject = association,
DiagramId = diagram.Id.Value
};
var shapeChangeInfoExists = shapeChangeInfoSet.Contains(shapeChangeInfoToQuery);
// We only want to create model diagram if the transaction is originated from this diagram.
if (changeAction == XObjectChange.Add
&& shapeChangeInfoExists == false)
{
// The association connector is added if
// - the participating entities are in the diagram.
// or
// - the participating entities will be added in the current transaction.
foreach (var end in association.AssociationEnds())
{
if (end.Type != null
&& end.Type.Target != null)
{
if (diagram.EntityTypeShapes.Where(ets => ets.EntityType.Target == end.Type.Target).Any()
|| shapeChangeInfoSet.Where(
sc =>
sc.DiagramId == diagram.Id.Value && sc.ModelEFObject == end.Type.Target
&& sc.ChangeType == XObjectChange.Add).Any())
{
continue;
}
}
// If it reach this point, that means that we should not add association connector in the diagram.
return;
}
var cmd = new CreateAssociationConnectorCommand(diagram, association);
CommandProcessor.InvokeSingleCommand(commandProcessorContext, cmd);
}
else if (changeAction == XObjectChange.Remove
&& shapeChangeInfoExists == false)
{
// this is happening before the transaction is taking place so we are free to look up anti-dependencies on this delete
foreach (
var associationConnector in
association.GetAntiDependenciesOfType<AssociationConnector>()
.Where(ac => ac.Diagram != null && ac.Diagram.Id == diagram.Id.Value))
{
if (associationConnector != null)
{
var deleteAssociationConnectorCommand = associationConnector.GetDeleteCommand();
CommandProcessor.InvokeSingleCommand(commandProcessorContext, deleteAssociationConnectorCommand);
}
}
}
}
internal VSXmlChange(XmlModelChange modelChange)
{
_node = modelChange.Node;
_action = modelChange.Action;
}
public SimpleXmlChange(XObject n, XObjectChange a)
{
node = n;
action = a;
}
