private T ReadFullObject <T>(int pos)
{
var hdr = BinaryObjectHeader.Read(Stream, pos);
// Validate protocol version.
BinaryUtils.ValidateProtocolVersion(hdr.Version);
try
{
// Already read this object?
object hndObj;
if (_hnds != null && _hnds.TryGetValue(pos, out hndObj))
{
return((T)hndObj);
}
if (hdr.IsUserType && _mode == BinaryMode.ForceBinary)
{
BinaryObject portObj;
if (_detach)
{
Stream.Seek(pos, SeekOrigin.Begin);
portObj = new BinaryObject(_marsh, Stream.ReadByteArray(hdr.Length), 0, hdr);
}
else
{
portObj = new BinaryObject(_marsh, Stream.GetArray(), pos, hdr);
}
T obj = _builder == null ? TypeCaster <T> .Cast(portObj) : TypeCaster <T> .Cast(_builder.Child(portObj));
AddHandle(pos, obj);
return(obj);
}
else
{
// Find descriptor.
var desc = hdr.TypeId == BinaryUtils.TypeUnregistered
? _marsh.GetDescriptor(Type.GetType(ReadString(), true))
: _marsh.GetDescriptor(hdr.IsUserType, hdr.TypeId, true);
// Instantiate object.
if (desc.Type == null)
{
if (desc is BinarySurrogateTypeDescriptor)
{
throw new BinaryObjectException(string.Format(
"Unknown type ID: {0}. " +
"This usually indicates missing BinaryConfiguration. " +
"Make sure that all nodes have the same BinaryConfiguration.", hdr.TypeId));
}
throw new BinaryObjectException(string.Format(
"No matching type found for object [typeId={0}, typeName={1}]. " +
"This usually indicates that assembly with specified type is not loaded on a node. " +
"When using Apache.Ignite.exe, make sure to load assemblies with -assembly parameter.",
desc.TypeId, desc.TypeName));
}
// Preserve old frame.
var oldFrame = _frame;
// Set new frame.
_frame.Hdr = hdr;
_frame.Pos = pos;
SetCurSchema(desc);
_frame.Struct = new BinaryStructureTracker(desc, desc.ReaderTypeStructure);
_frame.Raw = false;
// Read object.
var obj = desc.Serializer.ReadBinary <T>(this, desc, pos);
_frame.Struct.UpdateReaderStructure();
// Restore old frame.
_frame = oldFrame;
return(obj);
}
}
finally
{
// Advance stream pointer.
Stream.Seek(pos + hdr.Length, SeekOrigin.Begin);
}
}
/// <summary>
/// Internal builder creation routine.
/// </summary>
/// <param name="parent">Parent builder.</param>
/// <param name="obj">binary object.</param>
/// <param name="desc">Type descriptor.</param>
/// <returns>Builder.</returns>
private BinaryObjectBuilder Builder0(BinaryObjectBuilder parent, BinaryObject obj,
IBinaryTypeDescriptor desc)
{
return(new BinaryObjectBuilder(this, parent, obj, desc));
}
private T ReadFullObject <T>(int pos)
{
var hdr = BinaryObjectHeader.Read(Stream, pos);
// Validate protocol version.
BinaryUtils.ValidateProtocolVersion(hdr.Version);
try
{
// Already read this object?
object hndObj;
if (_hnds != null && _hnds.TryGetValue(pos, out hndObj))
{
return((T)hndObj);
}
if (hdr.IsUserType && _mode == BinaryMode.ForceBinary)
{
BinaryObject portObj;
if (_detach)
{
Stream.Seek(pos, SeekOrigin.Begin);
portObj = new BinaryObject(_marsh, Stream.ReadByteArray(hdr.Length), 0, hdr);
}
else
{
portObj = new BinaryObject(_marsh, Stream.GetArray(), pos, hdr);
}
T obj = _builder == null ? TypeCaster <T> .Cast(portObj) : TypeCaster <T> .Cast(_builder.Child(portObj));
AddHandle(pos, obj);
return(obj);
}
else
{
// Find descriptor.
var desc = _marsh.GetDescriptor(hdr.IsUserType, hdr.TypeId);
// Instantiate object.
if (desc.Type == null)
{
if (desc is BinarySurrogateTypeDescriptor)
{
throw new BinaryObjectException("Unknown type ID: " + hdr.TypeId);
}
throw new BinaryObjectException("No matching type found for object [typeId=" +
desc.TypeId + ", typeName=" + desc.TypeName + ']');
}
// Preserve old frame.
var oldHdr = _curHdr;
int oldPos = _curPos;
var oldStruct = _curStruct;
bool oldRaw = _curRaw;
var oldSchema = _curSchema;
var oldSchemaMap = _curSchemaMap;
// Set new frame.
_curHdr = hdr;
_curPos = pos;
SetCurSchema(desc);
_curStruct = new BinaryStructureTracker(desc, desc.ReaderTypeStructure);
_curRaw = false;
// Read object.
Stream.Seek(pos + BinaryObjectHeader.Size, SeekOrigin.Begin);
var obj = desc.Serializer.ReadBinary <T>(this, desc.Type, pos);
_curStruct.UpdateReaderStructure();
// Restore old frame.
_curHdr = oldHdr;
_curPos = oldPos;
_curStruct = oldStruct;
_curRaw = oldRaw;
_curSchema = oldSchema;
_curSchemaMap = oldSchemaMap;
return(obj);
}
}
finally
{
// Advance stream pointer.
Stream.Seek(pos + hdr.Length, SeekOrigin.Begin);
}
}
/// <summary>
/// Create child builder.
/// </summary>
/// <param name="obj">binary object.</param>
/// <returns>Child builder.</returns>
public BinaryObjectBuilder Child(BinaryObject obj)
{
var desc = _binary.Marshaller.GetDescriptor(true, obj.TypeId);
return(new BinaryObjectBuilder(_binary, null, obj, desc));
}
private T ReadFullObject <T>(int pos)
{
var hdr = BinaryObjectHeader.Read(Stream, pos);
// Validate protocol version.
BinaryUtils.ValidateProtocolVersion(hdr.Version);
try
{
// Already read this object?
object hndObj;
if (_hnds != null && _hnds.TryGetValue(pos, out hndObj))
{
return((T)hndObj);
}
if (hdr.IsUserType && _mode == BinaryMode.ForceBinary)
{
BinaryObject portObj;
if (_detach)
{
Stream.Seek(pos, SeekOrigin.Begin);
portObj = new BinaryObject(_marsh, Stream.ReadByteArray(hdr.Length), 0, hdr);
}
else
{
portObj = new BinaryObject(_marsh, Stream.GetArray(), pos, hdr);
}
T obj = _builder == null ? TypeCaster <T> .Cast(portObj) : TypeCaster <T> .Cast(_builder.Child(portObj));
AddHandle(pos, obj);
return(obj);
}
else
{
// Find descriptor.
IBinaryTypeDescriptor desc;
if (!_descs.TryGetValue(BinaryUtils.TypeKey(hdr.IsUserType, hdr.TypeId), out desc))
{
throw new BinaryObjectException("Unknown type ID: " + hdr.TypeId);
}
// Instantiate object.
if (desc.Type == null)
{
throw new BinaryObjectException("No matching type found for object [typeId=" +
desc.TypeId + ", typeName=" + desc.TypeName + ']');
}
// Preserve old frame.
var oldHdr = _curHdr;
int oldPos = _curPos;
var oldStruct = _curStruct;
bool oldRaw = _curRaw;
var oldSchema = _curSchema;
var oldSchemaMap = _curSchemaMap;
// Set new frame.
_curHdr = hdr;
_curPos = pos;
SetCurSchema(desc);
_curStruct = new BinaryStructureTracker(desc, desc.ReaderTypeStructure);
_curRaw = false;
// Read object.
Stream.Seek(pos + BinaryObjectHeader.Size, SeekOrigin.Begin);
object obj;
var sysSerializer = desc.Serializer as IBinarySystemTypeSerializer;
if (sysSerializer != null)
{
obj = sysSerializer.ReadInstance(this);
}
else
{
try
{
obj = FormatterServices.GetUninitializedObject(desc.Type);
// Save handle.
AddHandle(pos, obj);
}
catch (Exception e)
{
throw new BinaryObjectException("Failed to create type instance: " +
desc.Type.AssemblyQualifiedName, e);
}
desc.Serializer.ReadBinary(obj, this);
}
_curStruct.UpdateReaderStructure();
// Restore old frame.
_curHdr = oldHdr;
_curPos = oldPos;
_curStruct = oldStruct;
_curRaw = oldRaw;
_curSchema = oldSchema;
_curSchemaMap = oldSchemaMap;
// Process wrappers. We could introduce a common interface, but for only 2 if-else is faster.
var wrappedSerializable = obj as SerializableObjectHolder;
if (wrappedSerializable != null)
{
return((T)wrappedSerializable.Item);
}
var wrappedDateTime = obj as DateTimeHolder;
if (wrappedDateTime != null)
{
return(TypeCaster <T> .Cast(wrappedDateTime.Item));
}
return((T)obj);
}
}
finally
{
// Advance stream pointer.
Stream.Seek(pos + hdr.Length, SeekOrigin.Begin);
}
}
/// <summary>
/// Gets the data starting position.
/// </summary>
private static int GetDataStart(BinaryObject binObj)
{
return(binObj.Offset + BinaryObjectHeader.Size);
}
/// <summary>
/// Gets the non-raw data length.
/// </summary>
private static int GetDataLength(BinaryObject binObj)
{
return(binObj.Header.FooterStartOffset - BinaryObjectHeader.Size);
}
/**
* <summary>Write binary object.</summary>
*/
private static void WriteBinary(BinaryWriter ctx, BinaryObject obj)
{
ctx.Stream.WriteByte(BinaryUtils.TypeBinary);
BinaryUtils.WriteBinary(ctx.Stream, obj);
}
/** <inheritdoc /> */
public override bool Equals(object obj)
{
if (this == obj)
{
return(true);
}
BinaryObject that = obj as BinaryObject;
if (that != null)
{
if (_data == that._data && _offset == that._offset)
{
return(true);
}
// 1. Check headers
if (_header == that._header)
{
// 2. Check if objects have the same field sets.
InitializeFields();
that.InitializeFields();
if (_fields.Keys.Count != that._fields.Keys.Count)
{
return(false);
}
foreach (int id in _fields.Keys)
{
if (!that._fields.ContainsKey(id))
{
return(false);
}
}
// 3. Check if objects have the same field values.
foreach (KeyValuePair <int, int> field in _fields)
{
object fieldVal = GetField <object>(field.Value, null);
object thatFieldVal = that.GetField <object>(that._fields[field.Key], null);
if (!Equals(fieldVal, thatFieldVal))
{
return(false);
}
}
// 4. Check if objects have the same raw data.
// ReSharper disable ImpureMethodCallOnReadonlyValueField (method is not impure)
using (var stream = new BinaryHeapStream(_data))
using (var thatStream = new BinaryHeapStream(that._data))
{
var rawOffset = _header.GetRawOffset(stream, _offset);
var thatRawOffset = that._header.GetRawOffset(thatStream, that._offset);
return(BinaryUtils.CompareArrays(_data, _offset + rawOffset, _header.Length - rawOffset,
that._data, that._offset + thatRawOffset, that._header.Length - thatRawOffset));
}
// ReSharper restore ImpureMethodCallOnReadonlyValueField
}
}
return(false);
}
