/// <summary>
/// Writes a decimal to a protobuf stream
/// </summary>
public static void WriteDecimal(decimal value, ProtoWriter writer)
{
int[] bits = decimal.GetBits(value);
ulong a = ((ulong)bits[1]) << 32, b = ((ulong)bits[0]) & 0xFFFFFFFFL;
ulong low = a | b;
uint high = (uint)bits[2];
uint signScale = (uint)(((bits[3] >> 15) & 0x01FE) | ((bits[3] >> 31) & 0x0001));
SubItemToken token = ProtoWriter.StartSubItemWithoutWritingHeader(null, writer);
if (low != 0)
{
ProtoWriter.WriteFieldHeader(FieldDecimalLow, WireType.Variant, writer);
ProtoWriter.WriteUInt64(low, writer);
}
if (high != 0)
{
ProtoWriter.WriteFieldHeader(FieldDecimalHigh, WireType.Variant, writer);
ProtoWriter.WriteUInt32(high, writer);
}
if (signScale != 0)
{
ProtoWriter.WriteFieldHeader(FieldDecimalSignScale, WireType.Variant, writer);
ProtoWriter.WriteUInt32(signScale, writer);
}
ProtoWriter.EndSubItem(token, writer);
}
public void Write(object value, ProtoWriter dest)
{
ProtoWriter.WriteUInt64((ulong)value, dest);
}
/// <summary>
/// This is the more "complete" version of Serialize, which handles single instances of mapped types.
/// The value is written as a complete field, including field-header and (for sub-objects) a
/// length-prefix
/// In addition to that, this provides support for:
/// - basic values; individual int / string / Guid / etc
/// - IEnumerable sequences of any type handled by TrySerializeAuxiliaryType
///
/// </summary>
internal bool TrySerializeAuxiliaryType(ProtoWriter writer, Type type, DataFormat format, int tag, object value)
{
if (type == null)
{
type = value.GetType();
}
TypeCode typecode = Type.GetTypeCode(type);
int modelKey;
// note the "ref type" here normalizes against proxies
WireType wireType = GetWireType(typecode, format, ref type, out modelKey);
if (modelKey >= 0)
{ // write the header, but defer to the model
ProtoWriter.WriteFieldHeader(tag, wireType, writer);
switch (wireType)
{
case WireType.None:
throw ProtoWriter.CreateException(writer);
case WireType.StartGroup:
case WireType.String:
// needs a wrapping length etc
SubItemToken token = ProtoWriter.StartSubItem(value, writer);
Serialize(modelKey, value, writer);
ProtoWriter.EndSubItem(token, writer);
return(true);
default:
Serialize(modelKey, value, writer);
return(true);
}
}
if (wireType != WireType.None)
{
ProtoWriter.WriteFieldHeader(tag, wireType, writer);
}
switch (typecode)
{
case TypeCode.Int16: ProtoWriter.WriteInt16((short)value, writer); return(true);
case TypeCode.Int32: ProtoWriter.WriteInt32((int)value, writer); return(true);
case TypeCode.Int64: ProtoWriter.WriteInt64((long)value, writer); return(true);
case TypeCode.UInt16: ProtoWriter.WriteUInt16((ushort)value, writer); return(true);
case TypeCode.UInt32: ProtoWriter.WriteUInt32((uint)value, writer); return(true);
case TypeCode.UInt64: ProtoWriter.WriteUInt64((ulong)value, writer); return(true);
case TypeCode.Boolean: ProtoWriter.WriteBoolean((bool)value, writer); return(true);
case TypeCode.SByte: ProtoWriter.WriteSByte((sbyte)value, writer); return(true);
case TypeCode.Byte: ProtoWriter.WriteByte((byte)value, writer); return(true);
case TypeCode.Char: ProtoWriter.WriteUInt16((ushort)(char)value, writer); return(true);
case TypeCode.Double: ProtoWriter.WriteDouble((double)value, writer); return(true);
case TypeCode.Single: ProtoWriter.WriteSingle((float)value, writer); return(true);
case TypeCode.DateTime: BclHelpers.WriteDateTime((DateTime)value, writer); return(true);
case TypeCode.Decimal: BclHelpers.WriteDecimal((decimal)value, writer); return(true);
case TypeCode.String: ProtoWriter.WriteString((string)value, writer); return(true);
}
if (type == typeof(byte[]))
{
ProtoWriter.WriteBytes((byte[])value, writer); return(true);
}
if (type == typeof(TimeSpan))
{
BclHelpers.WriteTimeSpan((TimeSpan)value, writer); return(true);
}
if (type == typeof(Guid))
{
BclHelpers.WriteGuid((Guid)value, writer); return(true);
}
if (type == typeof(Uri))
{
ProtoWriter.WriteString(((Uri)value).AbsoluteUri, writer); return(true);
}
// by now, we should have covered all the simple cases; if we wrote a field-header, we have
// forgotten something!
Helpers.DebugAssert(wireType == WireType.None);
// now attempt to handle sequences (including arrays and lists)
IEnumerable sequence = value as IEnumerable;
if (sequence != null)
{
foreach (object item in sequence)
{
if (item == null)
{
throw new NullReferenceException();
}
if (!TrySerializeAuxiliaryType(writer, null, format, tag, item))
{
ThrowUnexpectedType(item.GetType());
}
}
return(true);
}
return(false);
}
/// <summary>
/// 写出数据
/// </summary>
/// <param name="writer">写出目标</param>
/// <param name="obj">写出对象</param>
/// <param name="field_desc">字段描述</param>
/// <see cref="https://developers.google.com/protocol-buffers/docs/encoding"/>
private void write_object(ProtoWriter writer, object obj, FieldDescriptorProto field_desc)
{
try {
switch (field_desc.type)
{
case FieldDescriptorProto.Type.TYPE_DOUBLE: {
double val = Convert.ToDouble(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Fixed64, writer);
ProtoWriter.WriteDouble(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_FLOAT: {
float val = Convert.ToSingle(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Fixed32, writer);
ProtoWriter.WriteSingle(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_SINT64:
case FieldDescriptorProto.Type.TYPE_INT64: {
long val = Convert.ToInt64(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Variant, writer);
ProtoWriter.WriteInt64(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_UINT64: {
ulong val = Convert.ToUInt64(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Variant, writer);
ProtoWriter.WriteUInt64(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_SINT32:
case FieldDescriptorProto.Type.TYPE_INT32: {
int val = Convert.ToInt32(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Variant, writer);
ProtoWriter.WriteInt32(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_FIXED64: {
long val = Convert.ToInt64(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Fixed64, writer);
ProtoWriter.WriteInt64(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_FIXED32: {
int val = Convert.ToInt32(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Fixed32, writer);
ProtoWriter.WriteInt32(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_BOOL: {
bool val = Convert.ToBoolean(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Variant, writer);
ProtoWriter.WriteBoolean(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_STRING: {
string val = Convert.ToString(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.String, writer);
ProtoWriter.WriteString(val, writer);
break;
}
//case FieldDescriptorProto.Type.TYPE_GROUP: // deprecated
// break;
case FieldDescriptorProto.Type.TYPE_MESSAGE:
if (!(obj is DynamicMessage))
{
lastError.AddLast(string.Format("try add {0} to {1}.{2}.{3}, but not a message", obj.ToString(), msgDescriptor.Package, msgDescriptor.Protocol.name, field_desc.name));
break;
}
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.String, writer);
SubItemToken token = ProtoWriter.StartSubItem(null, writer);
try {
((DynamicMessage)obj).Serialize(writer);
} catch (Exception e) {
lastError.AddLast(string.Format("{0}.{1}.{2} => {3}", msgDescriptor.Package, msgDescriptor.Protocol.name, field_desc.name, e.Message));
}
ProtoWriter.EndSubItem(token, writer);
break;
case FieldDescriptorProto.Type.TYPE_BYTES: {
if (!(obj is byte[]))
{
throw new ArgumentException("{0} should be a byte[]", field_desc.name);
}
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.String, writer);
ProtoWriter.WriteBytes((byte[])obj, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_UINT32: {
uint val = Convert.ToUInt32(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Variant, writer);
ProtoWriter.WriteUInt32(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_ENUM: {
int val = Convert.ToInt32(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Variant, writer);
ProtoWriter.WriteInt32(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_SFIXED32: {
uint val = Convert.ToUInt32(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Fixed32, writer);
ProtoWriter.WriteUInt32(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_SFIXED64: {
ulong val = Convert.ToUInt64(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Fixed64, writer);
ProtoWriter.WriteUInt64(val, writer);
break;
}
default:
// unsupported field
lastError.AddLast(string.Format("field type {0} in {1}.{2}.{3} unsupported", field_desc.type.ToString(), msgDescriptor.Package, msgDescriptor.Protocol.name, field_desc.name));
break;
}
} catch (Exception e) {
lastError.AddLast(string.Format("{0}.{1}.{2} {3}", msgDescriptor.Package, msgDescriptor.Protocol.name, field_desc.name, e.ToString()));
}
}
internal bool TrySerializeAuxiliaryType(ProtoWriter writer, Type type, DataFormat format, int tag, object value, bool isInsideList)
{
if (type == null)
{
type = value.GetType();
}
ProtoTypeCode typeCode = Helpers.GetTypeCode(type);
int modelKey;
WireType wireType = GetWireType(typeCode, format, ref type, out modelKey);
if (modelKey >= 0)
{
if (Helpers.IsEnum(type))
{
Serialize(modelKey, value, writer);
return(true);
}
ProtoWriter.WriteFieldHeader(tag, wireType, writer);
switch (wireType)
{
case WireType.None:
throw ProtoWriter.CreateException(writer);
case WireType.String:
case WireType.StartGroup:
{
SubItemToken token = ProtoWriter.StartSubItem(value, writer);
Serialize(modelKey, value, writer);
ProtoWriter.EndSubItem(token, writer);
return(true);
}
default:
Serialize(modelKey, value, writer);
return(true);
}
}
if (wireType != WireType.None)
{
ProtoWriter.WriteFieldHeader(tag, wireType, writer);
}
switch (typeCode)
{
case ProtoTypeCode.Int16:
ProtoWriter.WriteInt16((short)value, writer);
return(true);
case ProtoTypeCode.Int32:
ProtoWriter.WriteInt32((int)value, writer);
return(true);
case ProtoTypeCode.Int64:
ProtoWriter.WriteInt64((long)value, writer);
return(true);
case ProtoTypeCode.UInt16:
ProtoWriter.WriteUInt16((ushort)value, writer);
return(true);
case ProtoTypeCode.UInt32:
ProtoWriter.WriteUInt32((uint)value, writer);
return(true);
case ProtoTypeCode.UInt64:
ProtoWriter.WriteUInt64((ulong)value, writer);
return(true);
case ProtoTypeCode.Boolean:
ProtoWriter.WriteBoolean((bool)value, writer);
return(true);
case ProtoTypeCode.SByte:
ProtoWriter.WriteSByte((sbyte)value, writer);
return(true);
case ProtoTypeCode.Byte:
ProtoWriter.WriteByte((byte)value, writer);
return(true);
case ProtoTypeCode.Char:
ProtoWriter.WriteUInt16((char)value, writer);
return(true);
case ProtoTypeCode.Double:
ProtoWriter.WriteDouble((double)value, writer);
return(true);
case ProtoTypeCode.Single:
ProtoWriter.WriteSingle((float)value, writer);
return(true);
case ProtoTypeCode.DateTime:
BclHelpers.WriteDateTime((DateTime)value, writer);
return(true);
case ProtoTypeCode.Decimal:
BclHelpers.WriteDecimal((decimal)value, writer);
return(true);
case ProtoTypeCode.String:
ProtoWriter.WriteString((string)value, writer);
return(true);
case ProtoTypeCode.ByteArray:
ProtoWriter.WriteBytes((byte[])value, writer);
return(true);
case ProtoTypeCode.TimeSpan:
BclHelpers.WriteTimeSpan((TimeSpan)value, writer);
return(true);
case ProtoTypeCode.Guid:
BclHelpers.WriteGuid((Guid)value, writer);
return(true);
case ProtoTypeCode.Uri:
ProtoWriter.WriteString(((Uri)value).AbsoluteUri, writer);
return(true);
default:
{
IEnumerable enumerable = value as IEnumerable;
if (enumerable != null)
{
if (isInsideList)
{
throw CreateNestedListsNotSupported();
}
foreach (object item in enumerable)
{
if (item == null)
{
throw new NullReferenceException();
}
if (!TrySerializeAuxiliaryType(writer, null, format, tag, item, isInsideList: true))
{
ThrowUnexpectedType(item.GetType());
}
}
return(true);
}
return(false);
}
}
}
public void Write(ProtoWriter dest, ref ProtoWriter.State state, object value)
{
ProtoWriter.WriteUInt64((ulong)value, dest, ref state);
}
void WriteField(ProtoWriter writer, object memberV, Type memberT, int fieldNumber)
{
if (memberT == typeof(int))
{
ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, writer);
ProtoWriter.WriteInt32((int)memberV, writer);
}
else if (memberT == typeof(uint))
{
ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, writer);
ProtoWriter.WriteUInt32((uint)memberV, writer);
}
else if (memberT == typeof(bool))
{
ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, writer);
ProtoWriter.WriteBoolean((bool)memberV, writer);
}
else if (memberT == typeof(byte))
{
ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, writer);
ProtoWriter.WriteByte((byte)memberV, writer);
}
else if (memberT == typeof(sbyte))
{
ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, writer);
ProtoWriter.WriteSByte((sbyte)memberV, writer);
}
else if (memberT == typeof(float))
{
ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, writer);
ProtoWriter.WriteSingle((float)memberV, writer);
}
else if (memberT == typeof(double))
{
ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, writer);
ProtoWriter.WriteDouble((double)memberV, writer);
}
else if (memberT == typeof(short))
{
ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, writer);
ProtoWriter.WriteInt16((short)memberV, writer);
}
else if (memberT == typeof(ushort))
{
ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, writer);
ProtoWriter.WriteUInt16((ushort)memberV, writer);
}
else if (memberT == typeof(long))
{
ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, writer);
ProtoWriter.WriteInt64((long)memberV, writer);
}
else if (memberT == typeof(ulong))
{
ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, writer);
ProtoWriter.WriteUInt64((ulong)memberV, writer);
}
else if (memberT == typeof(string))
{
string str = (string)memberV;
if (!string.IsNullOrEmpty(str))
{
ProtoWriter.WriteFieldHeader(fieldNumber, WireType.String, writer);
ProtoWriter.WriteString(str, writer);
}
}
else if (memberT == typeof(byte[]))
{
ProtoWriter.WriteFieldHeader(fieldNumber, WireType.String, writer);
ProtoWriter.WriteBytes((byte[])memberV, writer);
}
else if (memberT == typeof(SInstance))
{
SInstance subSinstance = (SInstance)memberV;
if (subSinstance != null)
{
ProtoWriter.WriteFieldHeader(fieldNumber, WireType.String, writer);
SubItemToken st = ProtoWriter.StartSubItem(null, writer);
WriteSInstance(writer, subSinstance);
ProtoWriter.EndSubItem(st, writer);
}
}
else
{
throw new NotImplementedException("未实现类型: " + memberT);
}
}
public void Write(object value, ProtoWriter dest)
{
ProtoWriter.WriteUInt64(ValueObject.Value <ulong>(value), dest);
}
