public CollectionService(
ICollectionInitializer initializer,
ICollectionResolver <TContext> resolver,
IDatabaseCollectionProvider <TContext> provider)
{
_initializer = initializer ?? throw new ArgumentNullException(nameof(initializer));
_resolver = resolver ?? throw new ArgumentNullException(nameof(resolver));
_provider = provider ?? throw new ArgumentNullException(nameof(provider));
}
public TransactionService(
ICollectionInitializer initializer,
ICollectionResolver <TContext> resolver,
IDatabaseTransactionManager <TContext> transactionManager)
{
_initializer = initializer ?? throw new ArgumentNullException(nameof(initializer));
_resolver = resolver ?? throw new ArgumentNullException(nameof(resolver));
_transactionManager = transactionManager ?? throw new ArgumentNullException(nameof(transactionManager));
}
private static void ReadElements(IReadContext context, ICollectionInitializer initializer, ITypeHandler4 elementHandler)
{
int elementCount = context.ReadInt();
for (int i = 0; i < elementCount; i++)
{
initializer.Add(context.ReadObject(elementHandler));
}
}
public virtual void Write(IWriteContext context, object obj)
{
ICollectionInitializer initializer = CollectionInitializer.For(obj);
IEnumerable enumerable = (IEnumerable)obj;
ClassMetadata elementType = DetectElementTypeErasingNullables(Container(context), enumerable);
WriteElementTypeHandlerId(context, elementType);
WriteElementCount(context, initializer);
WriteElements(context, enumerable, elementType.TypeHandler());
}
private static ICollectionInitializer GetInitializer(object destination, Type initializerType, Type collElementType)
{
ICollectionInitializer initializer = null;
if (collElementType != null)
{
Type genericProtocolType = initializerType.MakeGenericType(collElementType);
initializer = InstantiateInitializer(destination, genericProtocolType);
}
return(initializer);
}
public virtual void Activate(IReferenceActivationContext context)
{
object collection = context.PersistentObject();
ICollectionInitializer initializer = CollectionInitializer.For(collection);
initializer.Clear();
ReadElements(context, initializer, ReadElementTypeHandler(context, context));
initializer.FinishAdding();
}
public object NewItem(object element)
{
object item = NewItem();
ICollectionInitializer initializer = CollectionInitializer.For(CollectionFor(item));
initializer.Add(element);
initializer.FinishAdding();
return(item);
}
private static void Fill(ICollection collection, IEnumerable <T> elements)
{
ICollectionInitializer initializer = CollectionInitializer.For(collection);
foreach (T item in elements)
{
initializer.Add(item);
}
initializer.FinishAdding();
}
public static void CopyCollectionState(object original, object destination, ICounterpartFinder counterpartFinder)
{
IEnumerable originalCollection = (IEnumerable )original;
ICollectionInitializer destinationCollection = CollectionInitializer.For(destination);
destinationCollection.Clear();
foreach (object element in originalCollection)
{
object counterpart = counterpartFinder.FindCounterpart(element);
destinationCollection.Add(counterpart);
}
}
public void Test()
{
object list = new LinkedList <int>();
ICollectionInitializer initializer = CollectionInitializer.For(list);
Assert.IsNotNull(initializer);
foreach (object item in Values)
{
initializer.Add(item);
}
initializer.FinishAdding();
Iterator4Assert.AreEqual(Values, ((IEnumerable)list).GetEnumerator());
}
public AbstractCollectionPersister(Mapping.Collection collection, ISessionFactoryImplementor factory)
{
this.factory = factory;
dialect = factory.Dialect;
//sqlExceptionConverter = factory.SQLExceptionConverter;
collectionType = collection.CollectionType;
role = collection.Role;
ownerClass = collection.OwnerClass;
Alias alias = new Alias("__");
sqlOrderByString = collection.OrderBy;
hasOrder = sqlOrderByString != null;
sqlOrderByStringTemplate = hasOrder ? Template.RenderOrderByStringTemplate(sqlOrderByString, dialect) : null;
sqlWhereString = collection.Where;
hasWhere = sqlWhereString != null;
sqlWhereStringTemplate = hasWhere ? Template.RenderWhereStringTemplate(sqlWhereString, dialect) : null;
hasOrphanDelete = collection.OrphanDelete;
batchSize = collection.BatchSize;
cache = collection.Cache;
keyType = collection.Key.Type;
int keySpan = collection.Key.ColumnSpan;
keyColumnNames = new string[keySpan];
string[] keyAliases = new string[keySpan];
int k = 0;
foreach (Column col in collection.Key.ColumnCollection)
{
keyColumnNames[k] = col.GetQuotedName(dialect);
keyAliases[k] = col.Alias(dialect);
k++;
}
keyColumnAliases = alias.ToAliasStrings(keyAliases, dialect);
//unquotedKeyColumnNames = StringHelper.Unquote( keyColumnAliases );
ISet distinctColumns = new HashedSet();
CheckColumnDuplication(distinctColumns, collection.Key.ColumnCollection);
//isSet = collection.IsSet;
//isSorted = collection.IsSorted;
primitiveArray = collection.IsPrimitiveArray;
array = collection.IsArray;
IValue element = collection.Element;
int elementSpan = element.ColumnSpan;
ICollection iter = element.ColumnCollection;
Table table = collection.CollectionTable;
enableJoinedFetch = element.OuterJoinFetchSetting;
elementType = element.Type;
if (!collection.IsOneToMany)
{
CheckColumnDuplication(distinctColumns, element.ColumnCollection);
}
if (elementType.IsEntityType)
{
elementPersister = factory.GetPersister((( EntityType )elementType).AssociatedClass);
}
else
{
elementPersister = null;
}
qualifiedTableName = table.GetQualifiedName(dialect, factory.DefaultSchema);
string[] aliases = new string[elementSpan];
elementColumnNames = new string[elementSpan];
int j = 0;
foreach (Column col in iter)
{
elementColumnNames[j] = col.GetQuotedName(dialect);
aliases[j] = col.Alias(dialect);
j++;
}
elementColumnAliases = alias.ToAliasStrings(aliases, dialect);
IType selectColumns;
string[] selectType;
hasIndex = collection.IsIndexed;
if (hasIndex)
{
IndexedCollection indexedCollection = ( IndexedCollection )collection;
indexType = indexedCollection.Index.Type;
int indexSpan = indexedCollection.Index.ColumnSpan;
indexColumnNames = new string[indexSpan];
string[] indexAliases = new string[indexSpan];
int i = 0;
foreach (Column indexCol in indexedCollection.Index.ColumnCollection)
{
indexAliases[i] = indexCol.Alias(dialect);
indexColumnNames[i] = indexCol.GetQuotedName(dialect);
i++;
}
selectType = indexColumnNames;
selectColumns = indexType;
indexColumnAliases = alias.ToAliasStrings(indexAliases, dialect);
CheckColumnDuplication(distinctColumns, indexedCollection.Index.ColumnCollection);
}
else
{
indexType = null;
indexColumnNames = null;
indexColumnAliases = null;
selectType = elementColumnNames;
selectColumns = elementType;
}
hasIdentifier = collection.IsIdentified;
if (hasIdentifier)
{
if (collection.IsOneToMany)
{
throw new MappingException("one-to-many collections with identifiers are not supported.");
}
IdentifierCollection idColl = ( IdentifierCollection )collection;
identifierType = idColl.Identifier.Type;
Column col = null;
foreach (Column column in idColl.Identifier.ColumnCollection)
{
col = column;
break;
}
identifierColumnName = col.GetQuotedName(dialect);
selectType = new string[] { identifierColumnName };
selectColumns = identifierType;
identifierColumnAlias = alias.ToAliasString(col.Alias(dialect), dialect);
unquotedIdentifierColumnName = identifierColumnAlias;
identifierGenerator = idColl.Identifier.CreateIdentifierGenerator(dialect);
CheckColumnDuplication(distinctColumns, idColl.Identifier.ColumnCollection);
}
else
{
identifierType = null;
identifierColumnName = null;
identifierColumnAlias = null;
unquotedIdentifierColumnName = null;
identifierGenerator = null;
}
rowSelectColumnNames = selectType;
rowSelectType = selectColumns;
sqlDeleteString = GenerateDeleteString();
sqlInsertRowString = GenerateInsertRowString();
sqlUpdateRowString = GenerateUpdateRowString();
sqlDeleteRowString = GenerateDeleteRowString();
isLazy = collection.IsLazy;
isInverse = collection.IsInverse;
if (collection.IsArray)
{
elementClass = (( Array )collection).ElementClass;
}
else
{
// for non-arrays, we don't need to know the element class
elementClass = null;
}
initializer = CreateCollectionInitializer(factory);
if (elementType.IsComponentType)
{
elementPropertyMapping = new CompositeElementPropertyMapping(elementColumnNames, ( IAbstractComponentType )elementType, factory);
}
else if (!elementType.IsEntityType)
{
elementPropertyMapping = new ElementPropertyMapping(elementColumnNames, elementType);
}
else
{
IClassPersister persister = factory.GetPersister((( EntityType )elementType).AssociatedClass);
// Not all classpersisters implement IPropertyMapping!
if (persister is IPropertyMapping)
{
elementPropertyMapping = ( IPropertyMapping )persister;
}
else
{
elementPropertyMapping = new ElementPropertyMapping(elementColumnNames, elementType);
}
}
}
private static void WriteElementCount(IWriteBuffer context, ICollectionInitializer initializer)
{
context.WriteInt(initializer.Count());
}
public void PostInstantiate()
{
initializer = queryLoaderName == null
? CreateCollectionInitializer(new CollectionHelper.EmptyMapClass<string, IFilter>())
: new NamedQueryCollectionInitializer(queryLoaderName, this);
}
private static void WriteElementCount(IWriteBuffer context, ICollectionInitializer initializer)
{
context.WriteInt(initializer.Count());
}
private static void ReadElements(IReadContext context, ICollectionInitializer initializer, ITypeHandler4 elementHandler)
{
int elementCount = context.ReadInt();
for (int i = 0; i < elementCount; i++)
{
initializer.Add(context.ReadObject(elementHandler));
}
}
public AbstractCollectionPersister( Mapping.Collection collection, ISessionFactoryImplementor factory )
{
this.factory = factory;
dialect = factory.Dialect;
//sqlExceptionConverter = factory.SQLExceptionConverter;
collectionType = collection.CollectionType;
role = collection.Role;
ownerClass = collection.OwnerClass;
Alias alias = new Alias( "__" );
sqlOrderByString = collection.OrderBy;
hasOrder = sqlOrderByString != null;
sqlOrderByStringTemplate = hasOrder ? Template.RenderOrderByStringTemplate( sqlOrderByString, dialect ) : null;
sqlWhereString = collection.Where;
hasWhere = sqlWhereString != null;
sqlWhereStringTemplate = hasWhere ? Template.RenderWhereStringTemplate( sqlWhereString, dialect ) : null;
hasOrphanDelete = collection.OrphanDelete;
batchSize = collection.BatchSize;
cache = collection.Cache;
keyType = collection.Key.Type;
int keySpan = collection.Key.ColumnSpan;
keyColumnNames = new string[keySpan];
string[ ] keyAliases = new string[keySpan];
int k = 0;
foreach( Column col in collection.Key.ColumnCollection )
{
keyColumnNames[ k ] = col.GetQuotedName( dialect );
keyAliases[ k ] = col.Alias( dialect );
k++;
}
keyColumnAliases = alias.ToAliasStrings( keyAliases, dialect );
//unquotedKeyColumnNames = StringHelper.Unquote( keyColumnAliases );
ISet distinctColumns = new HashedSet();
CheckColumnDuplication( distinctColumns, collection.Key.ColumnCollection );
//isSet = collection.IsSet;
//isSorted = collection.IsSorted;
primitiveArray = collection.IsPrimitiveArray;
array = collection.IsArray;
IValue element = collection.Element;
int elementSpan = element.ColumnSpan;
ICollection iter = element.ColumnCollection;
Table table = collection.CollectionTable;
enableJoinedFetch = element.OuterJoinFetchSetting;
elementType = element.Type;
if( !collection.IsOneToMany )
{
CheckColumnDuplication( distinctColumns, element.ColumnCollection );
}
if( elementType.IsEntityType )
{
elementPersister = factory.GetPersister( ( ( EntityType ) elementType ).AssociatedClass );
}
else
{
elementPersister = null;
}
qualifiedTableName = table.GetQualifiedName( dialect, factory.DefaultSchema );
string[ ] aliases = new string[elementSpan];
elementColumnNames = new string[elementSpan];
int j = 0;
foreach( Column col in iter )
{
elementColumnNames[ j ] = col.GetQuotedName( dialect );
aliases[ j ] = col.Alias( dialect );
j++;
}
elementColumnAliases = alias.ToAliasStrings( aliases, dialect );
IType selectColumns;
string[ ] selectType;
hasIndex = collection.IsIndexed;
if( hasIndex )
{
IndexedCollection indexedCollection = ( IndexedCollection ) collection;
indexType = indexedCollection.Index.Type;
int indexSpan = indexedCollection.Index.ColumnSpan;
indexColumnNames = new string[indexSpan];
string[ ] indexAliases = new string[indexSpan];
int i = 0;
foreach( Column indexCol in indexedCollection.Index.ColumnCollection )
{
indexAliases[ i ] = indexCol.Alias( dialect );
indexColumnNames[ i ] = indexCol.GetQuotedName( dialect );
i++;
}
selectType = indexColumnNames;
selectColumns = indexType;
indexColumnAliases = alias.ToAliasStrings( indexAliases, dialect );
CheckColumnDuplication( distinctColumns, indexedCollection.Index.ColumnCollection );
}
else
{
indexType = null;
indexColumnNames = null;
indexColumnAliases = null;
selectType = elementColumnNames;
selectColumns = elementType;
}
hasIdentifier = collection.IsIdentified;
if( hasIdentifier )
{
if( collection.IsOneToMany )
{
throw new MappingException( "one-to-many collections with identifiers are not supported." );
}
IdentifierCollection idColl = ( IdentifierCollection ) collection;
identifierType = idColl.Identifier.Type;
Column col = null;
foreach( Column column in idColl.Identifier.ColumnCollection )
{
col = column;
break;
}
identifierColumnName = col.GetQuotedName( dialect );
selectType = new string[ ] {identifierColumnName};
selectColumns = identifierType;
identifierColumnAlias = alias.ToAliasString( col.Alias( dialect ), dialect );
unquotedIdentifierColumnName = identifierColumnAlias;
identifierGenerator = idColl.Identifier.CreateIdentifierGenerator( dialect );
CheckColumnDuplication( distinctColumns, idColl.Identifier.ColumnCollection );
}
else
{
identifierType = null;
identifierColumnName = null;
identifierColumnAlias = null;
unquotedIdentifierColumnName = null;
identifierGenerator = null;
}
rowSelectColumnNames = selectType;
rowSelectType = selectColumns;
sqlDeleteString = GenerateDeleteString();
sqlInsertRowString = GenerateInsertRowString();
sqlUpdateRowString = GenerateUpdateRowString();
sqlDeleteRowString = GenerateDeleteRowString();
isLazy = collection.IsLazy;
isInverse = collection.IsInverse;
if( collection.IsArray )
{
elementClass = ( ( Array ) collection ).ElementClass;
}
else
{
// for non-arrays, we don't need to know the element class
elementClass = null;
}
initializer = CreateCollectionInitializer( factory );
if( elementType.IsComponentType )
{
elementPropertyMapping = new CompositeElementPropertyMapping( elementColumnNames, ( IAbstractComponentType ) elementType, factory );
}
else if( !elementType.IsEntityType )
{
elementPropertyMapping = new ElementPropertyMapping( elementColumnNames, elementType );
}
else
{
IClassPersister persister = factory.GetPersister( ( ( EntityType ) elementType ).AssociatedClass );
// Not all classpersisters implement IPropertyMapping!
if( persister is IPropertyMapping )
{
elementPropertyMapping = ( IPropertyMapping ) persister;
}
else
{
elementPropertyMapping = new ElementPropertyMapping( elementColumnNames, elementType );
}
}
}
public void PostInstantiate()
{
initializer = queryLoaderName == null
? CreateCollectionInitializer(CollectionHelper.EmptyMap)
: new NamedQueryCollectionInitializer(queryLoaderName, this);
}
