/// <summary>
/// This helper function is an easy way to get a new entity type, entity set and key property in the
/// new entity type created in the conceptual or storage model.
/// NOTE: If the cpc already has an active transaction, these changes will be in that transaction
/// and the caller of this helper method must commit it to see these changes commited.
/// </summary>
/// <param name="cpc"></param>
/// <param name="name">The name of the new entity</param>
/// <param name="setName">The name of the new set</param>
/// <param name="createKeyProperty">A flag whether to create a new key property or not (sending false creates no new property)</param>
/// <param name="propertyName">The name of the new property</param>
/// <param name="propertyType">The type of the new property</param>
/// <param name="modelSpace">Either Conceptual or Storage</param>
/// <param name="uniquifyName">Flag whether the name should be checked for uniqueness and then changed as required</param>
/// <param name="isDefaultName">Flag whether the name is the default for new entity types/sets</param>
/// <returns>The new EntityType</returns>
internal static EntityType CreateEntityTypeAndEntitySetAndProperty(
CommandProcessorContext cpc,
string name, string setName, bool createKeyProperty, string propertyName,
string propertyType, string propertyStoreGeneratedPattern, ModelSpace modelSpace, bool uniquifyNames, bool isDefaultName = false)
{
var cp = new CommandProcessor(cpc);
var cet = new CreateEntityTypeCommand(name, modelSpace, uniquifyNames);
cet.CreateWithDefaultName = isDefaultName;
cp.EnqueueCommand(cet);
var ces = new CreateEntitySetCommand(setName, cet, modelSpace, uniquifyNames);
cp.EnqueueCommand(ces);
if (createKeyProperty)
{
var cpcd = new CreatePropertyCommand(propertyName, cet, propertyType, false);
cpcd.IsIdProperty = true;
cp.EnqueueCommand(cpcd);
var skpc = new SetKeyPropertyCommand(cpcd, true);
cp.EnqueueCommand(skpc);
var ssgpc = new SetStoreGeneratedPatternCommand(cpcd, propertyStoreGeneratedPattern);
cp.EnqueueCommand(ssgpc);
}
cp.Invoke();
return(cet.EntityType);
}
internal override void Invoke(CommandProcessorContext cpc)
{
var viewModel = _property.GetRootViewModel();
Debug.Assert(viewModel != null, "Unable to find root view model from property: " + _property.Name);
if (viewModel != null)
{
var property = viewModel.ModelXRef.GetExisting(_property) as Property;
Debug.Assert(property != null);
var cmd = new SetKeyPropertyCommand(property, _property.EntityKey);
CommandProcessor.InvokeSingleCommand(cpc, cmd);
}
}
/// <summary>
/// We override this method because we need to do some extra things before
/// the normal PreInvoke gets called and our antiDeps are removed
/// </summary>
/// <param name="cpc"></param>
protected override void PreInvoke(CommandProcessorContext cpc)
{
// Save off the deleted entity type name and property name. We do this
// here as well just in case this is a late-bound command.
SaveDeletedInformation();
if (Property.IsEntityTypeProperty &&
Property.IsKeyProperty)
{
// Remove PropertyRef in Key for this property
// Only invoke that for Entity property
var setKey = new SetKeyPropertyCommand(Property, false, true);
CommandProcessor.InvokeSingleCommand(cpc, setKey);
}
base.PreInvoke(cpc);
}
/// <summary>
/// We override this method because we need to do some extra things before
/// the normal PreInvoke gets called and our antiDeps are removed
/// </summary>
/// <param name="cpc"></param>
protected override void PreInvoke(CommandProcessorContext cpc)
{
// Save off the deleted entity type name and property name. We do this
// here as well just in case this is a late-bound command.
SaveDeletedInformation();
if (Property.IsEntityTypeProperty
&& Property.IsKeyProperty)
{
// Remove PropertyRef in Key for this property
// Only invoke that for Entity property
var setKey = new SetKeyPropertyCommand(Property, false, true);
CommandProcessor.InvokeSingleCommand(cpc, setKey);
}
base.PreInvoke(cpc);
}
// the key scenario that this is wanting to cover is where ModelGen has included a discriminator
// column in the inferred set of keys in TPH; this column won't be mapped and can't be part of the key
private void UnsetUnmappedKeyColumnsFromViews()
{
foreach (var view in _views)
{
foreach (var column in view.ResolvableKeys)
{
var mappings = column.GetAntiDependenciesOfType<ScalarProperty>();
if (mappings.Count == 0)
{
var command = new SetKeyPropertyCommand(column, false);
CommandProcessor.InvokeSingleCommand(_cpc, command);
}
}
}
}
private void PropagateKeyToStorageColumn(Property property, Property column)
{
var table = column.EntityType;
if (table != null)
{
// if we are mapped to a view or a defining query then proceed with key checking
var ses = table.EntitySet as StorageEntitySet;
if (ses != null
&& (ses.DefiningQuery != null || ses.StoreSchemaGeneratorTypeIsView))
{
// cache this view off to process later
if (!_views.Contains(table))
{
_views.Add(table);
}
bool? setKey = null;
if (property.IsKeyProperty)
{
// this column should be a key
if (!column.IsKeyProperty)
{
setKey = true;
}
}
else
{
// this column should not be a key
if (column.IsKeyProperty)
{
setKey = false;
}
}
if (setKey != null)
{
var command = new SetKeyPropertyCommand(column, (bool)setKey);
CommandProcessor.InvokeSingleCommand(_cpc, command);
}
}
}
}
protected override void InvokeInternal(CommandProcessorContext cpc)
{
// safety check, this should never be hit
Debug.Assert(
EntityToBeDerived != null && BaseType != null, "InvokeInternal is called when EntityToBeDerived or BaseType is null");
if (EntityToBeDerived == null ||
BaseType == null)
{
throw new InvalidOperationException("InvokeInternal is called when EntityToBeDerived or BaseType is null");
}
if (EntityToBeDerived.EntitySet != null)
{
// since we are creating an inheritance, we need to delete EntitySet(s) for entityToBeDerived,
// before we do this, move any EntityTypeMappings to the base type's EntitySetMapping
var entitySetToDelete = EntityToBeDerived.EntitySet as ConceptualEntitySet;
var entitySetMappingToDelete = entitySetToDelete.EntitySetMapping;
// if there isn't an ESM, there won't be anything to move
if (entitySetMappingToDelete != null)
{
var entitySetOfBaseType = BaseType.EntitySet as ConceptualEntitySet;
if (entitySetOfBaseType != null)
{
// get the base type's ESM (if it doesn't exist, create one)
var entitySetMappingOfBaseType = entitySetOfBaseType.EntitySetMapping;
if (entitySetMappingOfBaseType == null)
{
var entityContainer = EntityToBeDerived.EntityModel.EntityContainer;
Debug.Assert(entityContainer != null, "EntityToBeDerived should have an Entity Container");
var createESM = new CreateEntitySetMappingCommand(entityContainer.EntityContainerMapping, entitySetOfBaseType);
CommandProcessor.InvokeSingleCommand(cpc, createESM);
entitySetMappingOfBaseType = createESM.EntitySetMapping;
}
// move all of the ETMs
var etms = new List <EntityTypeMapping>();
etms.AddRange(entitySetMappingToDelete.EntityTypeMappings());
foreach (var etm in etms)
{
// here, to work around an xml editor bug, we clone the entity type mapping, instead of re-parenting it
etm.Clone(entitySetMappingOfBaseType);
// The old EntityTyepMapping will be deleted when we delete the entity set below.
}
}
}
// now we can delete the entity set, which will delete the ESM too
DeleteEFElementCommand.DeleteInTransaction(cpc, entitySetToDelete);
}
// remove all properties from derived entity's key (it will inherit the base type's keys now)
if (EntityToBeDerived.Key != null)
{
var propertyRefs = new List <PropertyRef>(EntityToBeDerived.Key.PropertyRefs);
foreach (var propertyRef in propertyRefs)
{
var property = propertyRef.Name.Target;
if (property != null)
{
var setKey = new SetKeyPropertyCommand(property, false, false, true);
CommandProcessor.InvokeSingleCommand(cpc, setKey);
}
}
}
// set the base type
EntityToBeDerived.BaseType.SetRefName(BaseType);
//
// if there is a referential constraint, then update any principals in the ref constraint to
// point to properties in the new entity type.
//
foreach (var end in EntityToBeDerived.GetAntiDependenciesOfType <AssociationEnd>())
{
foreach (var role in end.GetAntiDependenciesOfType <ReferentialConstraintRole>())
{
var rc = role.Parent as ReferentialConstraint;
if (rc != null &&
rc.Principal == role)
{
//
// this is the principal, so we want to update any keys in RC to reflect new keys
// in the new base type. If the number of keys don't match, we'll delete any leftovers
//
var keys = BaseType.ResolvableTopMostBaseType.ResolvableKeys.GetEnumerator();
foreach (var pr in rc.Principal.PropertyRefs)
{
if (keys.MoveNext())
{
// update this property ref to reflect the new key in the derived type
pr.Name.SetRefName(keys.Current);
ItemBinding[] bindings = { pr.Name };
CheckArtifactBindings.ScheduleBindingsForRebind(cpc, bindings);
}
else
{
// no more keys in the new base type, so delete this property ref & it's peer
// in the dependent section
Command cmd = new DeleteReferentialConstraintPropertyRefCommand(pr);
// don't invoke this command now, as it will modify the collection we're iterating over
CommandProcessor.EnqueueCommand(cmd);
}
}
}
}
}
// rebind and verify
EntityToBeDerived.BaseType.Rebind();
Debug.Assert(
EntityToBeDerived.BaseType.Status == BindingStatus.Known,
"EntityToBeDerived.BaseType.Status should be BindingStatus.Known, instead it is "
+ EntityToBeDerived.BaseType.Status.ToString());
}
/// <summary>
/// This helper function is an easy way to get a new entity type, entity set and key property in the
/// new entity type created in the conceptual or storage model.
/// NOTE: If the cpc already has an active transaction, these changes will be in that transaction
/// and the caller of this helper method must commit it to see these changes commited.
/// </summary>
/// <param name="cpc"></param>
/// <param name="name">The name of the new entity</param>
/// <param name="setName">The name of the new set</param>
/// <param name="createKeyProperty">A flag whether to create a new key property or not (sending false creates no new property)</param>
/// <param name="propertyName">The name of the new property</param>
/// <param name="propertyType">The type of the new property</param>
/// <param name="modelSpace">Either Conceptual or Storage</param>
/// <param name="uniquifyName">Flag whether the name should be checked for uniqueness and then changed as required</param>
/// <param name="isDefaultName">Flag whether the name is the default for new entity types/sets</param>
/// <returns>The new EntityType</returns>
internal static EntityType CreateEntityTypeAndEntitySetAndProperty(
CommandProcessorContext cpc,
string name, string setName, bool createKeyProperty, string propertyName,
string propertyType, string propertyStoreGeneratedPattern, ModelSpace modelSpace, bool uniquifyNames, bool isDefaultName = false)
{
var cp = new CommandProcessor(cpc);
var cet = new CreateEntityTypeCommand(name, modelSpace, uniquifyNames);
cet.CreateWithDefaultName = isDefaultName;
cp.EnqueueCommand(cet);
var ces = new CreateEntitySetCommand(setName, cet, modelSpace, uniquifyNames);
cp.EnqueueCommand(ces);
if (createKeyProperty)
{
var cpcd = new CreatePropertyCommand(propertyName, cet, propertyType, false);
cpcd.IsIdProperty = true;
cp.EnqueueCommand(cpcd);
var skpc = new SetKeyPropertyCommand(cpcd, true);
cp.EnqueueCommand(skpc);
var ssgpc = new SetStoreGeneratedPatternCommand(cpcd, propertyStoreGeneratedPattern);
cp.EnqueueCommand(ssgpc);
}
cp.Invoke();
return cet.EntityType;
}
protected override void InvokeInternal(CommandProcessorContext cpc)
{
Debug.Assert(Model != null, "Model was null, could not refresh PKs");
if (Model != null)
{
foreach (var entityType in Model.EntityTypes())
{
var storageEntityType = entityType as StorageEntityType;
var conceptualEntityType = entityType as ConceptualEntityType;
SchemaQualifiedName entityNameToLookFor = null;
if (storageEntityType != null)
{
var entitySet = storageEntityType.EntitySet as StorageEntitySet;
entityNameToLookFor = new SchemaQualifiedName(entitySet.Schema.Value, entitySet.Table.Value);
}
else if (conceptualEntityType != null)
{
// If this EntityType has a base type, it should not have any keys.
if (conceptualEntityType.BaseType.Target != null)
{
continue;
}
entityNameToLookFor = new SchemaQualifiedName(entityType.Name.Value);
}
Debug.Assert(
entityNameToLookFor != null, "Should have created an entity name to look for based off of the current EntityType");
if (entityNameToLookFor != null)
{
var entityNameToRefresh = EntityTypePks.Keys.FirstOrDefault(name => name.Equals(entityNameToLookFor));
if (entityNameToRefresh != null)
{
// Update primary key properties that have changed
foreach (var prop in entityType.Properties())
{
SetKeyPropertyCommand cmd = null;
if (prop.IsKeyProperty &&
EntityTypePks[entityNameToRefresh].All(
c => string.Compare(c, prop.Name.Value, StringComparison.Ordinal) != 0))
{
// This primary key was removed
cmd = new SetKeyPropertyCommand(prop, false);
}
else if (prop.IsKeyProperty == false &&
EntityTypePks[entityNameToRefresh].Any(
c => string.Compare(c, prop.Name.Value, StringComparison.Ordinal) == 0))
{
// This primary key was added
cmd = new SetKeyPropertyCommand(prop, true);
}
if (cmd != null)
{
CommandProcessor.InvokeSingleCommand(cpc, cmd);
}
}
}
else
{
// If we couldn't find the entity type in the dictionary, then it has no keys. Remove any existing ones.
foreach (var keyProp in entityType.ResolvableKeys)
{
CommandProcessor.InvokeSingleCommand(cpc, new SetKeyPropertyCommand(keyProp, false));
}
}
}
}
}
}
protected override void InvokeInternal(CommandProcessorContext cpc)
{
// safety check, this should never be hit
Debug.Assert(
EntityToBeDerived != null && BaseType != null, "InvokeInternal is called when EntityToBeDerived or BaseType is null");
if (EntityToBeDerived == null
|| BaseType == null)
{
throw new InvalidOperationException("InvokeInternal is called when EntityToBeDerived or BaseType is null");
}
if (EntityToBeDerived.EntitySet != null)
{
// since we are creating an inheritance, we need to delete EntitySet(s) for entityToBeDerived,
// before we do this, move any EntityTypeMappings to the base type's EntitySetMapping
var entitySetToDelete = EntityToBeDerived.EntitySet as ConceptualEntitySet;
var entitySetMappingToDelete = entitySetToDelete.EntitySetMapping;
// if there isn't an ESM, there won't be anything to move
if (entitySetMappingToDelete != null)
{
var entitySetOfBaseType = BaseType.EntitySet as ConceptualEntitySet;
if (entitySetOfBaseType != null)
{
// get the base type's ESM (if it doesn't exist, create one)
var entitySetMappingOfBaseType = entitySetOfBaseType.EntitySetMapping;
if (entitySetMappingOfBaseType == null)
{
var entityContainer = EntityToBeDerived.EntityModel.EntityContainer;
Debug.Assert(entityContainer != null, "EntityToBeDerived should have an Entity Container");
var createESM = new CreateEntitySetMappingCommand(entityContainer.EntityContainerMapping, entitySetOfBaseType);
CommandProcessor.InvokeSingleCommand(cpc, createESM);
entitySetMappingOfBaseType = createESM.EntitySetMapping;
}
// move all of the ETMs
var etms = new List<EntityTypeMapping>();
etms.AddRange(entitySetMappingToDelete.EntityTypeMappings());
foreach (var etm in etms)
{
// here, to work around an xml editor bug, we clone the entity type mapping, instead of re-parenting it
etm.Clone(entitySetMappingOfBaseType);
// The old EntityTyepMapping will be deleted when we delete the entity set below.
}
}
}
// now we can delete the entity set, which will delete the ESM too
DeleteEFElementCommand.DeleteInTransaction(cpc, entitySetToDelete);
}
// remove all properties from derived entity's key (it will inherit the base type's keys now)
if (EntityToBeDerived.Key != null)
{
var propertyRefs = new List<PropertyRef>(EntityToBeDerived.Key.PropertyRefs);
foreach (var propertyRef in propertyRefs)
{
var property = propertyRef.Name.Target;
if (property != null)
{
var setKey = new SetKeyPropertyCommand(property, false, false, true);
CommandProcessor.InvokeSingleCommand(cpc, setKey);
}
}
}
// set the base type
EntityToBeDerived.BaseType.SetRefName(BaseType);
//
// if there is a referential constraint, then update any principals in the ref constraint to
// point to properties in the new entity type.
//
foreach (var end in EntityToBeDerived.GetAntiDependenciesOfType<AssociationEnd>())
{
foreach (var role in end.GetAntiDependenciesOfType<ReferentialConstraintRole>())
{
var rc = role.Parent as ReferentialConstraint;
if (rc != null
&& rc.Principal == role)
{
//
// this is the principal, so we want to update any keys in RC to reflect new keys
// in the new base type. If the number of keys don't match, we'll delete any leftovers
//
var keys = BaseType.ResolvableTopMostBaseType.ResolvableKeys.GetEnumerator();
foreach (var pr in rc.Principal.PropertyRefs)
{
if (keys.MoveNext())
{
// update this property ref to reflect the new key in the derived type
pr.Name.SetRefName(keys.Current);
ItemBinding[] bindings = { pr.Name };
CheckArtifactBindings.ScheduleBindingsForRebind(cpc, bindings);
}
else
{
// no more keys in the new base type, so delete this property ref & it's peer
// in the dependent section
Command cmd = new DeleteReferentialConstraintPropertyRefCommand(pr);
// don't invoke this command now, as it will modify the collection we're iterating over
CommandProcessor.EnqueueCommand(cmd);
}
}
}
}
}
// rebind and verify
EntityToBeDerived.BaseType.Rebind();
Debug.Assert(
EntityToBeDerived.BaseType.Status == BindingStatus.Known,
"EntityToBeDerived.BaseType.Status should be BindingStatus.Known, instead it is "
+ EntityToBeDerived.BaseType.Status.ToString());
}
protected override void InvokeInternal(CommandProcessorContext cpc)
{
Debug.Assert(_entityType != null || _complexType != null, "Undefined parent type");
if (_entityType != null)
{
var propertyName = ModelHelper.GetUniqueConceptualPropertyName(_clipboardProperty.PropertyName, _entityType);
if (_clipboardProperty.IsComplexProperty)
{
_createdProperty = CreateComplexPropertyCommand.CreateComplexProperty(
cpc, propertyName, _entityType, _clipboardProperty.PropertyType,
_clipboardProperty.ConcurrencyMode, _clipboardProperty.GetterAccessModifier, _clipboardProperty.SetterAccessModifier,
_insertPosition);
}
else if (_clipboardProperty.IsConceptualProperty)
{
Debug.Assert(_entityType.EntityModel.IsCSDL, "This should be a c-side Entity");
if (_entityType.EntityModel.IsCSDL)
{
_createdProperty = CreatePropertyCommand.CreateConceptualProperty(
cpc, propertyName, _entityType as ConceptualEntityType, _clipboardProperty.PropertyType,
_clipboardProperty.IsNullable,
_clipboardProperty.Default, _clipboardProperty.ConcurrencyMode, _clipboardProperty.GetterAccessModifier,
_clipboardProperty.SetterAccessModifier,
_clipboardProperty.MaxLength, _clipboardProperty.FixedLength, _clipboardProperty.Precision,
_clipboardProperty.Scale, _clipboardProperty.Unicode, _clipboardProperty.Collation,
_clipboardProperty.StoreGeneratedPattern, _insertPosition);
}
}
else
{
Debug.Assert(_entityType.EntityModel.IsCSDL == false, "This should be a s-side Entity");
if (!_entityType.EntityModel.IsCSDL)
{
_createdProperty = CreatePropertyCommand.CreateStorageProperty(
cpc, propertyName, _entityType as StorageEntityType, _clipboardProperty.PropertyType,
_clipboardProperty.IsNullable,
_clipboardProperty.Default, _clipboardProperty.MaxLength,
DefaultableValueBoolOrNone.GetFromNullableBool(_clipboardProperty.FixedLength), _clipboardProperty.Precision,
_clipboardProperty.Scale,
DefaultableValueBoolOrNone.GetFromNullableBool(_clipboardProperty.Unicode), _clipboardProperty.Collation,
_clipboardProperty.ConcurrencyMode);
}
}
if (_clipboardProperty.IsKeyProperty)
{
var setKey = new SetKeyPropertyCommand(_createdProperty, true);
CommandProcessor.InvokeSingleCommand(cpc, setKey);
}
AddAnnotations(_clipboardProperty, _createdProperty);
}
else
{
var cmd = new CopyComplexTypePropertyCommand(_clipboardProperty, _complexType);
CommandProcessor.InvokeSingleCommand(cpc, cmd);
_createdProperty = cmd.Property;
}
}
protected override void InvokeInternal(CommandProcessorContext cpc)
{
Debug.Assert(_entityType != null || _complexType != null, "Undefined parent type");
if (_entityType != null)
{
var propertyName = ModelHelper.GetUniqueConceptualPropertyName(_clipboardProperty.PropertyName, _entityType);
if (_clipboardProperty.IsComplexProperty)
{
_createdProperty = CreateComplexPropertyCommand.CreateComplexProperty(
cpc, propertyName, _entityType, _clipboardProperty.PropertyType,
_clipboardProperty.ConcurrencyMode, _clipboardProperty.GetterAccessModifier, _clipboardProperty.SetterAccessModifier,
_insertPosition);
}
else if (_clipboardProperty.IsConceptualProperty)
{
Debug.Assert(_entityType.EntityModel.IsCSDL, "This should be a c-side Entity");
if (_entityType.EntityModel.IsCSDL)
{
_createdProperty = CreatePropertyCommand.CreateConceptualProperty(
cpc, propertyName, _entityType as ConceptualEntityType, _clipboardProperty.PropertyType,
_clipboardProperty.IsNullable,
_clipboardProperty.Default, _clipboardProperty.ConcurrencyMode, _clipboardProperty.GetterAccessModifier,
_clipboardProperty.SetterAccessModifier,
_clipboardProperty.MaxLength, _clipboardProperty.FixedLength, _clipboardProperty.Precision,
_clipboardProperty.Scale, _clipboardProperty.Unicode, _clipboardProperty.Collation,
_clipboardProperty.StoreGeneratedPattern, _insertPosition);
}
}
else
{
Debug.Assert(_entityType.EntityModel.IsCSDL == false, "This should be a s-side Entity");
if (!_entityType.EntityModel.IsCSDL)
{
_createdProperty = CreatePropertyCommand.CreateStorageProperty(
cpc, propertyName, _entityType as StorageEntityType, _clipboardProperty.PropertyType,
_clipboardProperty.IsNullable,
_clipboardProperty.Default, _clipboardProperty.MaxLength,
DefaultableValueBoolOrNone.GetFromNullableBool(_clipboardProperty.FixedLength), _clipboardProperty.Precision,
_clipboardProperty.Scale,
DefaultableValueBoolOrNone.GetFromNullableBool(_clipboardProperty.Unicode), _clipboardProperty.Collation,
_clipboardProperty.ConcurrencyMode);
}
}
if (_clipboardProperty.IsKeyProperty)
{
var setKey = new SetKeyPropertyCommand(_createdProperty, true);
CommandProcessor.InvokeSingleCommand(cpc, setKey);
}
AddAnnotations(_clipboardProperty, _createdProperty);
}
else
{
var cmd = new CopyComplexTypePropertyCommand(_clipboardProperty, _complexType);
CommandProcessor.InvokeSingleCommand(cpc, cmd);
_createdProperty = cmd.Property;
}
}
protected override void InvokeInternal(CommandProcessorContext cpc)
{
Debug.Assert(Model != null, "Model was null, could not refresh PKs");
if (Model != null)
{
foreach (var entityType in Model.EntityTypes())
{
var storageEntityType = entityType as StorageEntityType;
var conceptualEntityType = entityType as ConceptualEntityType;
SchemaQualifiedName entityNameToLookFor = null;
if (storageEntityType != null)
{
var entitySet = storageEntityType.EntitySet as StorageEntitySet;
entityNameToLookFor = new SchemaQualifiedName(entitySet.Schema.Value, entitySet.Table.Value);
}
else if (conceptualEntityType != null)
{
// If this EntityType has a base type, it should not have any keys.
if (conceptualEntityType.BaseType.Target != null)
{
continue;
}
entityNameToLookFor = new SchemaQualifiedName(entityType.Name.Value);
}
Debug.Assert(
entityNameToLookFor != null, "Should have created an entity name to look for based off of the current EntityType");
if (entityNameToLookFor != null)
{
var entityNameToRefresh = EntityTypePks.Keys.FirstOrDefault(name => name.Equals(entityNameToLookFor));
if (entityNameToRefresh != null)
{
// Update primary key properties that have changed
foreach (var prop in entityType.Properties())
{
SetKeyPropertyCommand cmd = null;
if (prop.IsKeyProperty
&& EntityTypePks[entityNameToRefresh].All(
c => string.Compare(c, prop.Name.Value, StringComparison.Ordinal) != 0))
{
// This primary key was removed
cmd = new SetKeyPropertyCommand(prop, false);
}
else if (prop.IsKeyProperty == false
&& EntityTypePks[entityNameToRefresh].Any(
c => string.Compare(c, prop.Name.Value, StringComparison.Ordinal) == 0))
{
// This primary key was added
cmd = new SetKeyPropertyCommand(prop, true);
}
if (cmd != null)
{
CommandProcessor.InvokeSingleCommand(cpc, cmd);
}
}
}
else
{
// If we couldn't find the entity type in the dictionary, then it has no keys. Remove any existing ones.
foreach (var keyProp in entityType.ResolvableKeys)
{
CommandProcessor.InvokeSingleCommand(cpc, new SetKeyPropertyCommand(keyProp, false));
}
}
}
}
}
}
