internal StoreMemberProperty(EDMXFile parentFile, StoreEntityType storeEntityType, string name, int ordinal, XmlElement parentTypeElement)
: base(parentFile)
{
_parentEntityType = storeEntityType;
_parentEntityType.Removed += new EventHandler(ParentEntityType_Removed);
_propertyElement = EDMXDocument.CreateElement("Property", NameSpaceURIssdl);
if (ordinal > 0)
{
XmlNodeList propertyNodes = parentTypeElement.SelectNodes("ssdl:Property", NSM);
if (propertyNodes.Count >= ordinal)
{
parentTypeElement.InsertAfter(_propertyElement, propertyNodes[ordinal - 1]);
}
else
{
parentTypeElement.AppendChild(_propertyElement);
}
}
else
{
parentTypeElement.AppendChild(_propertyElement);
}
this.Name = name;
}
internal StoreMemberProperty(EDMXFile parentFile, StoreEntityType parentEntityType, XmlElement propertyElement)
: base(parentFile)
{
_parentEntityType = parentEntityType;
_parentEntityType.Removed += new EventHandler(ParentEntityType_Removed);
_propertyElement = propertyElement;
}
internal StoreAssociationSet(EDMXFile parentFile, StorageModel storageModel, string name, StoreEntitySet fromES, StoreEntitySet toES, StoreEntityType fromET, StoreEntityType toET, string fromRoleName, string toRoleName, MultiplicityTypeEnum fromMultiplicity, MultiplicityTypeEnum toMultiplicity, List<Tuple<StoreMemberProperty, StoreMemberProperty>> keys)
: base(parentFile)
{
_storageModel = storageModel;
_associationSetElement = CreateAssociationSet();
_associationElement = CreateAssociation(name);
Name = name;
FromRoleName = fromRoleName;
ToRoleName = toRoleName;
FromEntitySet = fromES;
FromEntityType = fromET;
FromMultiplicity = fromMultiplicity;
ToEntitySet = toES;
ToEntityType = toET;
ToMultiplicity = toMultiplicity;
foreach (Tuple<StoreMemberProperty, StoreMemberProperty> key in keys)
{
AddKey(key.Item1, key.Item2);
}
_keysEnumerated = true;
}
internal void UpdateKeyName(StoreEntityType entityType, StoreMemberProperty memberProperty, string oldName, string newName)
{
if (_associationElement == null)
{
throw new InvalidOperationException("The association set doesn't have a corresponding association.");
}
if (entityType == FromEntitySet.EntityType)
{
foreach (XmlElement key in _associationElement.SelectNodes("ssdl:ReferentialConstraint/ssdl:Dependent/ssdl:PropertyRef[@Name=" + XmlHelpers.XPathLiteral(oldName) + "]", NSM))
{
key.SetAttribute("Name", newName);
}
}
else if (entityType == ToEntitySet.EntityType)
{
foreach (XmlElement key in _associationElement.SelectNodes("ssdl:ReferentialConstraint/ssdl:Principal/ssdl:PropertyRef[@Name=" + XmlHelpers.XPathLiteral(oldName) + "]", NSM))
{
key.SetAttribute("Name", newName);
}
}
else
{
throw new ArgumentException("The entity type " + entityType.Name + " does not participate in the association " + this.Name);
}
}
internal StoreAssociationSet(EDMXFile parentFile, StorageModel storageModel, string name, StoreEntitySet fromES, StoreEntitySet toES, StoreEntityType fromET, StoreEntityType toET, string fromRoleName, string toRoleName, MultiplicityTypeEnum fromMultiplicity, MultiplicityTypeEnum toMultiplicity, List <Tuple <StoreMemberProperty, StoreMemberProperty> > keys)
: base(parentFile)
{
_storageModel = storageModel;
_associationSetElement = CreateAssociationSet();
_associationElement = CreateAssociation(name);
Name = name;
FromRoleName = fromRoleName;
ToRoleName = toRoleName;
FromEntitySet = fromES;
FromEntityType = fromET;
FromMultiplicity = fromMultiplicity;
ToEntitySet = toES;
ToEntityType = toET;
ToMultiplicity = toMultiplicity;
foreach (Tuple <StoreMemberProperty, StoreMemberProperty> key in keys)
{
AddKey(key.Item1, key.Item2);
}
_keysEnumerated = true;
}
internal StoreMemberProperty(EDMXFile parentFile, StoreEntityType storeEntityType, string name, int ordinal, XmlElement parentTypeElement)
: base(parentFile)
{
_parentEntityType = storeEntityType;
_parentEntityType.Removed += new EventHandler(ParentEntityType_Removed);
_propertyElement = EDMXDocument.CreateElement("Property", NameSpaceURIssdl);
if (ordinal > 0)
{
XmlNodeList propertyNodes = parentTypeElement.SelectNodes("ssdl:Property", NSM);
if (propertyNodes.Count >= ordinal)
{
parentTypeElement.InsertAfter(_propertyElement, propertyNodes[ordinal - 1]);
}
else
{
parentTypeElement.AppendChild(_propertyElement);
}
}
else
{
parentTypeElement.AppendChild(_propertyElement);
}
this.Name = name;
}
internal StoreMemberProperty(EDMXFile parentFile, StoreEntityType parentEntityType, XmlElement propertyElement)
: base(parentFile)
{
_parentEntityType = parentEntityType;
_parentEntityType.Removed += new EventHandler(ParentEntityType_Removed);
_propertyElement = propertyElement;
}
/// <summary>
/// Retrieves an existing entitytype based on a conceptual model entittype, or creates a new one if a match can not be found.
/// </summary>
/// <param name="modelEntityType">Conceptual model entity type to match.</param>
/// <returns>A StoreEntityType object.</returns>
public StoreEntityType GetOrCreateEntityType(ModelEntityType modelEntityType)
{
StoreEntityType storeEntityType = EntityTypes.FirstOrDefault(et => et.Name.Equals(modelEntityType.Name, StringComparison.InvariantCultureIgnoreCase));
if (storeEntityType == null)
{
storeEntityType = AddEntityType(modelEntityType);
}
return(storeEntityType);
}
/// <summary>
/// Adds a new entity type to the storage model, based on an existing conceptual model entity type.
/// </summary>
/// <param name="modelEntityType">Conceptual model entity type to use as a base.</param>
/// <returns>A new StoreEntityType object.</returns>
public StoreEntityType AddEntityType(ModelEntityType modelEntityType)
{
StoreEntityType storeEntityType = this.AddEntityType(modelEntityType.Name);
if (!string.IsNullOrEmpty(modelEntityType.ShortDescription))
{
storeEntityType.ShortDescription = modelEntityType.ShortDescription;
}
if (!string.IsNullOrEmpty(modelEntityType.LongDescription))
{
storeEntityType.LongDescription = modelEntityType.LongDescription;
}
return(storeEntityType);
}
/// <summary>
/// Adds a new entity type to the storage model.
/// </summary>
/// <param name="name">Entity type name from the new entitytype.</param>
/// <returns>A new StoreEntityType object.</returns>
public StoreEntityType AddEntityType(string name)
{
if (!EntityTypes.Where(et => et.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase)).Any())
{
StoreEntityType et = new StoreEntityType(ParentFile, this, name);
_storeEntityTypes.Add(name, et);
et.NameChanged += new EventHandler <NameChangeArgs>(et_NameChanged);
et.Removed += new EventHandler(et_Removed);
return(et);
}
else
{
throw new ArgumentException("An entity type with the name " + name + " already exist in the model.");
}
}
/// <summary>
/// Adds a new entity type mapping to this entity set mapping. Used for adding inherited sub-types to an entity set mapping
/// </summary>
/// <param name="modelEntityType">Conceptual model entity type to add to the mapping</param>
/// <param name="storeEntityType">Store entity type mapped to the conceptual model entity type</param>
public void AddEntityTypeMapping(ModelEntityType modelEntityType, StoreEntityType storeEntityType)
{
string storeEntitySetName = storeEntityType.EntitySet.Name;
//get hold of the type mapping
XmlElement entityTypeMapping = (XmlElement)_esmElement.SelectSingleNode("map:EntityTypeMapping[@TypeName=" + XmlHelpers.XPathLiteral(modelEntityType.FullName) + " or @TypeName=" + XmlHelpers.XPathLiteral("IsTypeOf(" + modelEntityType.FullName + ")") + " or @TypeName=" + XmlHelpers.XPathLiteral(modelEntityType.AliasName) + " or @TypeName=" + XmlHelpers.XPathLiteral("IsTypeOf(" + modelEntityType.AliasName + ")") + "]", NSM);
if (entityTypeMapping == null)
{
//not found - create
entityTypeMapping = EDMXDocument.CreateElement("EntityTypeMapping", NameSpaceURImap);
_esmElement.AppendChild(entityTypeMapping);
if ((modelEntityType.HasBaseType || modelEntityType.HasSubTypes) &&
this.ModelEntitySet.InheritanceStrategy != EDMXInheritanceStrategyEnum.TPC)
{
entityTypeMapping.SetAttribute("TypeName", "IsTypeOf(" + modelEntityType.FullName + ")");
}
else
{
entityTypeMapping.SetAttribute("TypeName", modelEntityType.FullName);
}
}
XmlElement mappingFragment = (XmlElement)entityTypeMapping.SelectSingleNode("map:MappingFragment[@StoreEntitySet=" + XmlHelpers.XPathLiteral(storeEntitySetName) + "]", NSM);
if (mappingFragment == null)
{
mappingFragment = EDMXDocument.CreateElement("MappingFragment", NameSpaceURImap);
entityTypeMapping.AppendChild(mappingFragment);
mappingFragment.SetAttribute("StoreEntitySet", storeEntitySetName);
if (_storeEntitySetsEnumerated == true)
{
StoreEntitySet storeEntitySet = _csMapping.ParentFile.StorageModel.EntitySets.FirstOrDefault(es => es.Name == storeEntitySetName);
if (storeEntitySet != null)
{
storeEntitySet.Removed += new EventHandler(storeEntitySet_Removed);
_storeEntitySets.Add(storeEntitySet);
}
}
}
}
void entityType_Removed(object sender, EventArgs e)
{
_entityType = null;
}
/// <summary>
/// Adds a new association between two store entitysets.
/// </summary>
/// <param name="name">Name of the association, typically the foreign key name.</param>
/// <param name="fromEntitySet">From-entityset.</param>
/// <param name="toEntitySet">To-entityset.</param>
/// <param name="fromEntityType">From-entitytype. This must be an entity type associated with the from-entityset, or part of the same inheritance structure.</param>
/// <param name="toEntityType">To-entitytype. This must be an entity type associated with the to-entityset, or part of the same inheritance structure.</param>
/// <param name="fromRoleName">From-role</param>
/// <param name="toRoleName">To-role</param>
/// <param name="fromMultiplicity">From-multiplicity.</param>
/// <param name="toMultiplicity">To-multiplicity.</param>
/// <param name="keys">Pairs of the foreign key / association scalar members enforcing the association/foreign key constraint.</param>
/// <returns></returns>
public StoreAssociationSet AddAssociation(string name, StoreEntitySet fromEntitySet, StoreEntitySet toEntitySet, StoreEntityType fromEntityType, StoreEntityType toEntityType, string fromRoleName, string toRoleName, MultiplicityTypeEnum fromMultiplicity, MultiplicityTypeEnum toMultiplicity, List <Tuple <StoreMemberProperty, StoreMemberProperty> > keys)
{
if (!AssociationSets.Where(et => et.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase)).Any())
{
StoreAssociationSet sas = new StoreAssociationSet(this.ParentFile, this, name, fromEntitySet, toEntitySet, fromEntityType, toEntityType, fromRoleName, toRoleName, fromMultiplicity, toMultiplicity, keys);
_storeAssociationSets.Add(sas.Name, sas);
sas.NameChanged += new EventHandler <NameChangeArgs>(aset_NameChanged);
sas.Removed += new EventHandler(aset_Removed);
return(sas);
}
else
{
throw new ArgumentException("An association named " + name + " already exists in the model.");
}
}
internal void UpdateKeyName(StoreEntityType entityType, StoreMemberProperty memberProperty, string oldName, string newName)
{
if (_associationElement == null) { throw new InvalidOperationException("The association set doesn't have a corresponding association."); }
if (entityType == FromEntitySet.EntityType)
{
foreach (XmlElement key in _associationElement.SelectNodes("ssdl:ReferentialConstraint/ssdl:Dependent/ssdl:PropertyRef[@Name=" + XmlHelpers.XPathLiteral(oldName) + "]", NSM))
{
key.SetAttribute("Name", newName);
}
}
else if (entityType == ToEntitySet.EntityType)
{
foreach (XmlElement key in _associationElement.SelectNodes("ssdl:ReferentialConstraint/ssdl:Principal/ssdl:PropertyRef[@Name=" + XmlHelpers.XPathLiteral(oldName) + "]", NSM))
{
key.SetAttribute("Name", newName);
}
}
else
{
throw new ArgumentException("The entity type " + entityType.Name + " does not participate in the association " + this.Name);
}
}
/// <summary>
/// Adds a new association between two store entitysets.
/// </summary>
/// <param name="name">Name of the association, typically the foreign key name.</param>
/// <param name="fromEntitySet">From-entityset.</param>
/// <param name="toEntitySet">To-entityset.</param>
/// <param name="fromEntityType">From-entitytype. This must be an entity type associated with the from-entityset, or part of the same inheritance structure.</param>
/// <param name="toEntityType">To-entitytype. This must be an entity type associated with the to-entityset, or part of the same inheritance structure.</param>
/// <param name="fromRoleName">From-role</param>
/// <param name="toRoleName">To-role</param>
/// <param name="fromMultiplicity">From-multiplicity.</param>
/// <param name="toMultiplicity">To-multiplicity.</param>
/// <param name="keys">Pairs of the foreign key / association scalar members enforcing the association/foreign key constraint.</param>
/// <returns></returns>
public StoreAssociationSet AddAssociation(string name, StoreEntitySet fromEntitySet, StoreEntitySet toEntitySet, StoreEntityType fromEntityType, StoreEntityType toEntityType, string fromRoleName, string toRoleName, MultiplicityTypeEnum fromMultiplicity, MultiplicityTypeEnum toMultiplicity, List<Tuple<StoreMemberProperty, StoreMemberProperty>> keys)
{
if (!AssociationSets.Where(et => et.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase)).Any())
{
StoreAssociationSet sas = new StoreAssociationSet(this.ParentFile, this, name, fromEntitySet, toEntitySet, fromEntityType, toEntityType, fromRoleName, toRoleName, fromMultiplicity, toMultiplicity, keys);
_storeAssociationSets.Add(sas.Name, sas);
sas.NameChanged += new EventHandler<NameChangeArgs>(aset_NameChanged);
sas.Removed += new EventHandler(aset_Removed);
return sas;
}
else
{
throw new ArgumentException("An association named " + name + " already exists in the model.");
}
}
/// <summary>
/// Adds a new entity type mapping to this entity set mapping. Used for adding inherited sub-types to an entity set mapping
/// </summary>
/// <param name="modelEntityType">Conceptual model entity type to add to the mapping</param>
/// <param name="storeEntityType">Store entity type mapped to the conceptual model entity type</param>
public void AddEntityTypeMapping(ModelEntityType modelEntityType, StoreEntityType storeEntityType)
{
string storeEntitySetName = storeEntityType.EntitySet.Name;
//get hold of the type mapping
XmlElement entityTypeMapping = (XmlElement)_esmElement.SelectSingleNode("map:EntityTypeMapping[@TypeName=" + XmlHelpers.XPathLiteral(modelEntityType.FullName) + " or @TypeName=" + XmlHelpers.XPathLiteral("IsTypeOf(" + modelEntityType.FullName + ")") + " or @TypeName=" + XmlHelpers.XPathLiteral(modelEntityType.AliasName) + " or @TypeName=" + XmlHelpers.XPathLiteral("IsTypeOf(" + modelEntityType.AliasName + ")") + "]", NSM);
if (entityTypeMapping == null)
{
//not found - create
entityTypeMapping = EDMXDocument.CreateElement("EntityTypeMapping", NameSpaceURImap);
_esmElement.AppendChild(entityTypeMapping);
if ((modelEntityType.HasBaseType || modelEntityType.HasSubTypes)
&& this.ModelEntitySet.InheritanceStrategy != EDMXInheritanceStrategyEnum.TPC)
{
entityTypeMapping.SetAttribute("TypeName", "IsTypeOf(" + modelEntityType.FullName + ")");
}
else
{
entityTypeMapping.SetAttribute("TypeName", modelEntityType.FullName);
}
}
XmlElement mappingFragment = (XmlElement)entityTypeMapping.SelectSingleNode("map:MappingFragment[@StoreEntitySet=" + XmlHelpers.XPathLiteral(storeEntitySetName) + "]", NSM);
if (mappingFragment == null)
{
mappingFragment = EDMXDocument.CreateElement("MappingFragment", NameSpaceURImap);
entityTypeMapping.AppendChild(mappingFragment);
mappingFragment.SetAttribute("StoreEntitySet", storeEntitySetName);
if (_storeEntitySetsEnumerated == true)
{
StoreEntitySet storeEntitySet = _csMapping.ParentFile.StorageModel.EntitySets.FirstOrDefault(es => es.Name == storeEntitySetName);
if (storeEntitySet != null)
{
storeEntitySet.Removed += new EventHandler(storeEntitySet_Removed);
_storeEntitySets.Add(storeEntitySet);
}
}
}
}
/// <summary>
/// Adds a new entity type to the storage model.
/// </summary>
/// <param name="name">Entity type name from the new entitytype.</param>
/// <returns>A new StoreEntityType object.</returns>
public StoreEntityType AddEntityType(string name)
{
if (!EntityTypes.Where(et => et.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase)).Any())
{
StoreEntityType et = new StoreEntityType(ParentFile, this, name);
_storeEntityTypes.Add(name, et);
et.NameChanged += new EventHandler<NameChangeArgs>(et_NameChanged);
et.Removed += new EventHandler(et_Removed);
return et;
}
else
{
throw new ArgumentException("An entity type with the name " + name + " already exist in the model.");
}
}
void entityType_Removed(object sender, EventArgs e)
{
_entityType = null;
}
