private static IEnumerable<Tuple<ModificationFunctionMemberPath, EdmProperty>> GetIndependentFkColumns(
EntityType entityType, DbDatabaseMapping databaseMapping)
{
DebugCheck.NotNull(entityType);
DebugCheck.NotNull(databaseMapping);
foreach (var associationSetMapping in databaseMapping.GetAssociationSetMappings())
{
var associationType = associationSetMapping.AssociationSet.ElementType;
if (associationType.IsManyToMany())
{
continue;
}
AssociationEndMember _, dependentEnd;
if (!associationType.TryGuessPrincipalAndDependentEnds(out _, out dependentEnd))
{
dependentEnd = associationType.TargetEnd;
}
var dependentEntityType = dependentEnd.GetEntityType();
if (dependentEntityType == entityType
|| GetParents(entityType).Contains(dependentEntityType))
{
var endPropertyMapping
= associationSetMapping.TargetEndMapping.AssociationEnd != dependentEnd
? associationSetMapping.TargetEndMapping
: associationSetMapping.SourceEndMapping;
foreach (var propertyMapping in endPropertyMapping.PropertyMappings)
{
yield return
Tuple.Create(
new ModificationFunctionMemberPath(
new EdmMember[] { propertyMapping.Property, dependentEnd },
associationSetMapping.AssociationSet), propertyMapping.Column);
}
}
}
}
private static void RemoveRedundantTables(DbDatabaseMapping databaseMapping)
{
DebugCheck.NotNull(databaseMapping);
var tables
= (from t in databaseMapping.Database.GetEntityTypes()
where databaseMapping.GetEntitySetMappings()
.SelectMany(esm => esm.EntityTypeMappings)
.SelectMany(etm => etm.MappingFragments).All(etmf => etmf.Table != t)
&& databaseMapping.GetAssociationSetMappings().All(asm => asm.Table != t)
select t).ToList();
tables.Each(
t =>
{
var tableName = t.GetTableName();
if (tableName != null)
{
throw Error.OrphanedConfiguredTableDetected(tableName);
}
databaseMapping.Database.RemoveEntityType(t);
});
}
public void GetEntitySetMappings_should_return_mappings()
{
var databaseMapping = new DbDatabaseMapping()
.Initialize(new EdmModel(DataSpace.CSpace), new EdmModel(DataSpace.SSpace));
databaseMapping.AddAssociationSetMapping(
new AssociationSet("AS", new AssociationType("A", XmlConstants.ModelNamespace_3, false, DataSpace.CSpace)), new EntitySet());
Assert.Equal(1, databaseMapping.GetAssociationSetMappings().Count());
}
private void ConfigureAssociationMappings(
DbDatabaseMapping databaseMapping, EntityType entityType, DbProviderManifest providerManifest)
{
DebugCheck.NotNull(databaseMapping);
DebugCheck.NotNull(entityType);
DebugCheck.NotNull(providerManifest);
foreach (var configuration in _navigationPropertyConfigurations)
{
var propertyInfo = configuration.Key;
var navigationPropertyConfiguration = configuration.Value;
var navigationProperty = entityType.GetNavigationProperty(propertyInfo);
if (navigationProperty == null)
{
throw Error.NavigationPropertyNotFound(propertyInfo.Name, entityType.Name);
}
var associationSetMapping
= databaseMapping.GetAssociationSetMappings()
.SingleOrDefault(asm => asm.AssociationSet.ElementType == navigationProperty.Association);
if (associationSetMapping != null)
{
navigationPropertyConfiguration.Configure(associationSetMapping, databaseMapping, providerManifest);
}
}
}
private static void UniquifyFunctionNames(DbDatabaseMapping databaseMapping)
{
DebugCheck.NotNull(databaseMapping);
foreach (var modificationStoredProcedureMapping
in databaseMapping
.GetEntitySetMappings()
.SelectMany(esm => esm.ModificationFunctionMappings))
{
var entityTypeConfiguration
= (EntityTypeConfiguration)modificationStoredProcedureMapping.EntityType.GetConfiguration();
if (entityTypeConfiguration.ModificationStoredProceduresConfiguration == null)
{
continue;
}
var modificationStoredProceduresConfiguration
= entityTypeConfiguration.ModificationStoredProceduresConfiguration;
UniquifyFunctionName(
databaseMapping,
modificationStoredProceduresConfiguration.InsertModificationStoredProcedureConfiguration,
modificationStoredProcedureMapping.InsertFunctionMapping);
UniquifyFunctionName(
databaseMapping,
modificationStoredProceduresConfiguration.UpdateModificationStoredProcedureConfiguration,
modificationStoredProcedureMapping.UpdateFunctionMapping);
UniquifyFunctionName(
databaseMapping,
modificationStoredProceduresConfiguration.DeleteModificationStoredProcedureConfiguration,
modificationStoredProcedureMapping.DeleteFunctionMapping);
}
foreach (var modificationStoredProcedureMapping
in databaseMapping
.GetAssociationSetMappings()
.Select(asm => asm.ModificationFunctionMapping)
.Where(asm => asm != null))
{
var navigationPropertyConfiguration
= (NavigationPropertyConfiguration)modificationStoredProcedureMapping
.AssociationSet.ElementType.GetConfiguration();
if (navigationPropertyConfiguration.ModificationStoredProceduresConfiguration == null)
{
continue;
}
UniquifyFunctionName(
databaseMapping,
navigationPropertyConfiguration.ModificationStoredProceduresConfiguration.InsertModificationStoredProcedureConfiguration,
modificationStoredProcedureMapping.InsertFunctionMapping);
UniquifyFunctionName(
databaseMapping,
navigationPropertyConfiguration.ModificationStoredProceduresConfiguration.DeleteModificationStoredProcedureConfiguration,
modificationStoredProcedureMapping.DeleteFunctionMapping);
}
}
