/// <summary>Register type.</summary>
/// <param name="type">Type.</param>
/// <param name="typeId">Type ID.</param>
/// <param name="converter">Name converter.</param>
/// <param name="idMapper">ID mapper.</param>
public void Register(Type type, int typeId, IBinaryNameMapper converter,
IBinaryIdMapper idMapper)
{
if (type.GetInterface(typeof(IBinarizable).Name) != null)
return;
List<FieldInfo> fields = new List<FieldInfo>();
Type curType = type;
while (curType != null)
{
foreach (FieldInfo field in curType.GetFields(Flags))
{
if (!field.IsNotSerialized)
fields.Add(field);
}
curType = curType.BaseType;
}
IDictionary<int, string> idMap = new Dictionary<int, string>();
foreach (FieldInfo field in fields)
{
string fieldName = BinaryUtils.CleanFieldName(field.Name);
int fieldId = BinaryUtils.FieldId(typeId, fieldName, converter, idMapper);
if (idMap.ContainsKey(fieldId))
{
throw new BinaryObjectException("Conflicting field IDs [type=" +
type.Name + ", field1=" + idMap[fieldId] + ", field2=" + fieldName +
", fieldId=" + fieldId + ']');
}
idMap[fieldId] = fieldName;
}
fields.Sort(Compare);
Descriptor desc = new Descriptor(fields);
_types[type] = desc;
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="type">Type.</param>
/// <param name="typeId">Type ID.</param>
/// <param name="typeName">Type name.</param>
/// <param name="userType">User type flag.</param>
/// <param name="nameMapper">Name converter.</param>
/// <param name="idMapper">Mapper.</param>
/// <param name="serializer">Serializer.</param>
/// <param name="keepDeserialized">Whether to cache deserialized value in IBinaryObject</param>
/// <param name="affKeyFieldName">Affinity field key name.</param>
public BinaryFullTypeDescriptor(
Type type,
int typeId,
string typeName,
bool userType,
IBinaryNameMapper nameMapper,
IBinaryIdMapper idMapper,
IBinarySerializer serializer,
bool keepDeserialized,
string affKeyFieldName)
{
_type = type;
_typeId = typeId;
_typeName = typeName;
_userType = userType;
_nameMapper = nameMapper;
_idMapper = idMapper;
_serializer = serializer;
_keepDeserialized = keepDeserialized;
_affKeyFieldName = affKeyFieldName;
}
/// <summary>
/// Gets the name of the type according to current name mapper.
/// See also <see cref="ResolveType"/>.
/// </summary>
public string GetTypeName(Type type, IBinaryNameMapper mapper = null)
{
return(GetTypeName(type.AssemblyQualifiedName, mapper));
}
/// <summary>
/// Gets the serializer.
/// </summary>
private static IBinarySerializerInternal GetSerializer(BinaryConfiguration cfg,
BinaryTypeConfiguration typeCfg, Type type, int typeId, IBinaryNameMapper nameMapper,
IBinaryIdMapper idMapper, ILogger log)
{
var serializer = (typeCfg != null ? typeCfg.Serializer : null) ??
(cfg != null ? cfg.Serializer : null);
if (serializer == null)
{
if (type.GetInterfaces().Contains(typeof(IBinarizable)))
{
return(BinarizableSerializer.Instance);
}
if (type.GetInterfaces().Contains(typeof(ISerializable)))
{
LogSerializableWarning(type, log);
return(new SerializableSerializer(type));
}
serializer = new BinaryReflectiveSerializer();
}
var refSerializer = serializer as BinaryReflectiveSerializer;
return(refSerializer != null
? refSerializer.Register(type, typeId, nameMapper, idMapper)
: new UserSerializerProxy(serializer));
}
/// <summary>
/// Write object.
/// </summary>
/// <param name="obj">Object.</param>
public void Write <T>(T obj)
{
// Handle special case for null.
// ReSharper disable once CompareNonConstrainedGenericWithNull
if (obj == null)
{
_stream.WriteByte(BinaryUtils.HdrNull);
return;
}
// We use GetType() of a real object instead of typeof(T) to take advantage of
// automatic Nullable'1 unwrapping.
Type type = obj.GetType();
// Handle common case when primitive is written.
if (type.IsPrimitive)
{
WritePrimitive(obj, type);
return;
}
// Handle enums.
if (type.IsEnum)
{
WriteEnum(obj);
return;
}
// Handle special case for builder.
if (WriteBuilderSpecials(obj))
{
return;
}
// Suppose that we faced normal object and perform descriptor lookup.
IBinaryTypeDescriptor desc = _marsh.GetDescriptor(type);
if (desc != null)
{
// Writing normal object.
var pos = _stream.Position;
// Dealing with handles.
if (desc.Serializer.SupportsHandles && WriteHandle(pos, obj))
{
return;
}
// Skip header length as not everything is known now
_stream.Seek(BinaryObjectHeader.Size, SeekOrigin.Current);
// Preserve old frame.
int oldTypeId = _curTypeId;
IBinaryNameMapper oldConverter = _curConverter;
IBinaryIdMapper oldMapper = _curMapper;
int oldRawPos = _curRawPos;
var oldPos = _curPos;
var oldStruct = _curStruct;
// Push new frame.
_curTypeId = desc.TypeId;
_curConverter = desc.NameMapper;
_curMapper = desc.IdMapper;
_curRawPos = 0;
_curPos = pos;
_curStruct = new BinaryStructureTracker(desc, desc.WriterTypeStructure);
var schemaIdx = _schema.PushSchema();
try
{
// Write object fields.
desc.Serializer.WriteBinary(obj, this);
var dataEnd = _stream.Position;
// Write schema
var schemaOffset = dataEnd - pos;
int schemaId;
var flags = desc.UserType
? BinaryObjectHeader.Flag.UserType
: BinaryObjectHeader.Flag.None;
if (Marshaller.CompactFooter && desc.UserType)
{
flags |= BinaryObjectHeader.Flag.CompactFooter;
}
var hasSchema = _schema.WriteSchema(_stream, schemaIdx, out schemaId, ref flags);
if (hasSchema)
{
flags |= BinaryObjectHeader.Flag.HasSchema;
// Calculate and write header.
if (_curRawPos > 0)
{
_stream.WriteInt(_curRawPos - pos); // raw offset is in the last 4 bytes
}
// Update schema in type descriptor
if (desc.Schema.Get(schemaId) == null)
{
desc.Schema.Add(schemaId, _schema.GetSchema(schemaIdx));
}
}
else
{
schemaOffset = BinaryObjectHeader.Size;
}
if (_curRawPos > 0)
{
flags |= BinaryObjectHeader.Flag.HasRaw;
}
var len = _stream.Position - pos;
var hashCode = desc.EqualityComparer != null
? desc.EqualityComparer.GetHashCode(Stream, pos + BinaryObjectHeader.Size,
dataEnd - pos - BinaryObjectHeader.Size, _schema, schemaIdx, _marsh, desc)
: obj.GetHashCode();
var header = new BinaryObjectHeader(desc.TypeId, hashCode, len, schemaId, schemaOffset, flags);
BinaryObjectHeader.Write(header, _stream, pos);
Stream.Seek(pos + len, SeekOrigin.Begin); // Seek to the end
}
finally
{
_schema.PopSchema(schemaIdx);
}
// Apply structure updates if any.
_curStruct.UpdateWriterStructure(this);
// Restore old frame.
_curTypeId = oldTypeId;
_curConverter = oldConverter;
_curMapper = oldMapper;
_curRawPos = oldRawPos;
_curPos = oldPos;
_curStruct = oldStruct;
}
else
{
// Are we dealing with a well-known type?
var handler = BinarySystemHandlers.GetWriteHandler(type);
if (handler == null) // We did our best, object cannot be marshalled.
{
throw BinaryUtils.GetUnsupportedTypeException(type, obj);
}
if (handler.SupportsHandles && WriteHandle(_stream.Position, obj))
{
return;
}
handler.Write(this, obj);
}
}
/// <summary>
/// Gets the serializer.
/// </summary>
private static IBinarySerializerInternal GetSerializer(BinaryConfiguration cfg, BinaryTypeConfiguration typeCfg,
Type type, int typeId, IBinaryNameMapper nameMapper, IBinaryIdMapper idMapper)
{
var serializer = typeCfg.Serializer ?? cfg.DefaultSerializer;
if (serializer == null)
{
if (type.GetInterfaces().Contains(typeof(IBinarizable)))
{
return(BinarizableSerializer.Instance);
}
serializer = new BinaryReflectiveSerializer();
}
var refSerializer = serializer as BinaryReflectiveSerializer;
return(refSerializer != null
? refSerializer.Register(type, typeId, nameMapper, idMapper)
: new UserSerializerProxy(serializer));
}