/// <summary>
/// Returns the entity type mapped to the specified store entity set
/// </summary>
/// <param name="storeEntitySet">A store entityset that is mapped with this EntitySetMapping</param>
/// <returns>An entity type object for the entity type mapped to the specified store entityset</returns>
public ModelEntityType EntityTypeFor(StoreEntitySet storeEntitySet)
{
string storeEntitySetName = storeEntitySet.Name;
XmlElement mappingFragment = (XmlElement)_esmElement.SelectSingleNode("map:EntityTypeMapping/map:MappingFragment[@StoreEntitySet=" + XmlHelpers.XPathLiteral(storeEntitySetName) + "]", NSM);
if (mappingFragment != null)
{
string entityTypeName = EDMXUtils.StripTypeOf(((XmlElement)mappingFragment.ParentNode).GetAttribute("TypeName"));
ModelEntityType entityType = ParentFile.ConceptualModel.EntityTypes.FirstOrDefault(et => et.FullName == entityTypeName || et.AliasName == entityTypeName);
return(entityType);
}
else
{
return(null);
}
}
internal MappingCondition(EDMXFile parentFile, HuagatiEDMXTools.EntitySetMapping entitySetMapping, XmlElement conditionElement) : base(parentFile)
{
_entitySetMapping = entitySetMapping;
_mappingCondition = conditionElement;
_mappingFragment = (XmlElement)_mappingCondition.ParentNode;
_entityTypeMapping = (XmlElement)_mappingFragment.ParentNode;
string entityTypeName = EDMXUtils.StripTypeOf(_entityTypeMapping.GetAttribute("TypeName"));
_modelEntityType = ParentFile.ConceptualModel.EntityTypes.FirstOrDefault(et => et.FullName.Equals(entityTypeName, StringComparison.InvariantCultureIgnoreCase) || et.AliasName.Equals(entityTypeName, StringComparison.InvariantCultureIgnoreCase));
if (_modelEntityType != null)
{
string columnName = _mappingCondition.GetAttribute("ColumnName");
_discriminatorColumn = EntitySetMapping.StoreEntitySetsFor(_modelEntityType).SelectMany(c => c.EntityType.MemberProperties).FirstOrDefault(mp => mp.Name.Equals(columnName, StringComparison.InvariantCultureIgnoreCase));
}
}
/// <summary>
/// Adds a complex type mapping
/// </summary>
/// <param name="complexTypeReference">Model member property referencing the complex type property</param>
/// <param name="memberProperty">Model member property</param>
/// <param name="storeMemberProperty">Store member property</param>
public void AddComplexMapping(ModelMemberProperty complexTypeReference, ModelMemberProperty memberProperty, StoreMemberProperty storeMemberProperty)
{
//find the appropriate mapping fragment
string storeEntitySetName = storeMemberProperty.EntityType.EntitySet.Name;
foreach (XmlElement mappingFragment in _esmElement.SelectNodes("map:EntityTypeMapping/map:MappingFragment[@StoreEntitySet=" + XmlHelpers.XPathLiteral(storeEntitySetName) + "]", NSM))
{
if (mappingFragment != null)
{
XmlElement complexProperty = (XmlElement)mappingFragment.SelectSingleNode("map:ComplexProperty[@Name=" + XmlHelpers.XPathLiteral(complexTypeReference.Name) + "]", NSM);
if (complexProperty == null)
{
complexProperty = EDMXDocument.CreateElement("ComplexProperty", NameSpaceURImap);
complexProperty.SetAttribute("Name", complexTypeReference.Name);
complexProperty.SetAttribute("TypeName", complexTypeReference.TypeName);
mappingFragment.AppendChild(complexProperty);
}
string entityTypeName = EDMXUtils.StripTypeOf(((XmlElement)mappingFragment.ParentNode).GetAttribute("TypeName"));
ModelEntityType entityType = ParentFile.ConceptualModel.EntityTypes.FirstOrDefault(et => et.FullName == entityTypeName || et.AliasName == entityTypeName);
XmlElement scalarProperty = EDMXDocument.CreateElement("ScalarProperty", NameSpaceURImap);
scalarProperty.SetAttribute("Name", memberProperty.Name);
scalarProperty.SetAttribute("ColumnName", storeMemberProperty.Name);
complexProperty.AppendChild(scalarProperty);
_memberMappings.Add(new Tuple <StoreMemberProperty, ModelMemberProperty, ModelEntityType>(storeMemberProperty, memberProperty, entityType));
storeMemberProperty.Removed += new EventHandler(smp_Removed);
memberProperty.Removed += new EventHandler(mmp_Removed);
}
else
{
throw new ArgumentException("The store entity set " + storeEntitySetName + " is not associated with the model entity set " + this.ModelEntitySet.Name);
}
}
}
private void EnumerateMemberMappings()
{
foreach (XmlElement sp in _esmElement.SelectNodes("map:EntityTypeMapping/map:MappingFragment/map:ScalarProperty", NSM))
{
string modelPropertyName = sp.GetAttribute("Name");
string entityTypeName = EDMXUtils.StripTypeOf(((XmlElement)sp.ParentNode.ParentNode).GetAttribute("TypeName"));
ModelEntityType entityType = ParentFile.ConceptualModel.EntityTypes.FirstOrDefault(et => et.FullName == entityTypeName || et.AliasName == entityTypeName);
ModelMemberProperty mmp = entityType.MemberProperties.FirstOrDefault(mp => mp.Name == modelPropertyName);
if (mmp != null)
{
string storeEntitySetName = ((XmlElement)sp.ParentNode).GetAttribute("StoreEntitySet");
StoreEntitySet ses = ParentFile.StorageModel.EntitySets.FirstOrDefault(es => es.Name.Equals(storeEntitySetName, StringComparison.InvariantCultureIgnoreCase));
if (ses != null)
{
string storePropertyName = sp.GetAttribute("ColumnName");
StoreMemberProperty smp = ses.EntityType.MemberProperties.FirstOrDefault(mp => mp.Name.Equals(storePropertyName, StringComparison.InvariantCultureIgnoreCase));
if (smp != null)
{
_memberMappings.Add(new Tuple <StoreMemberProperty, ModelMemberProperty, ModelEntityType>(smp, mmp, entityType));
smp.Removed += new EventHandler(smp_Removed);
mmp.Removed += new EventHandler(mmp_Removed);
}
}
}
}
foreach (XmlElement sp in _esmElement.SelectNodes("map:EntityTypeMapping/map:MappingFragment/map:ComplexProperty/map:ScalarProperty", NSM))
{
string modelPropertyName = sp.GetAttribute("Name");
string complexTypeName = EDMXUtils.StripTypeOf(((XmlElement)sp.ParentNode).GetAttribute("TypeName"));
ModelComplexType complexType = ParentFile.ConceptualModel.ComplexTypes.FirstOrDefault(ct => ct.FullName == complexTypeName || ct.AliasName == complexTypeName);
string entityTypeName = EDMXUtils.StripTypeOf(((XmlElement)sp.ParentNode.ParentNode.ParentNode).GetAttribute("TypeName"));
ModelEntityType entityType = ParentFile.ConceptualModel.EntityTypes.FirstOrDefault(et => et.FullName == entityTypeName || et.AliasName == entityTypeName);
ModelMemberProperty mmp = null;
if (complexType != null)
{
mmp = complexType.MemberProperties.FirstOrDefault(mp => mp.Name == modelPropertyName);
if (mmp != null)
{
string storeEntitySetName = ((XmlElement)sp.ParentNode.ParentNode).GetAttribute("StoreEntitySet");
StoreEntitySet ses = ParentFile.StorageModel.EntitySets.FirstOrDefault(es => es.Name.Equals(storeEntitySetName, StringComparison.InvariantCultureIgnoreCase));
if (ses != null)
{
string storePropertyName = sp.GetAttribute("ColumnName");
StoreMemberProperty smp = ses.EntityType.MemberProperties.FirstOrDefault(mp => mp.Name.Equals(storePropertyName, StringComparison.InvariantCultureIgnoreCase));
if (smp != null)
{
_memberMappings.Add(new Tuple <StoreMemberProperty, ModelMemberProperty, ModelEntityType>(smp, mmp, entityType));
smp.Removed += new EventHandler(smp_Removed);
mmp.Removed += new EventHandler(mmp_Removed);
}
}
}
}
}
_memberMappingsEnumerated = true;
}