/// <summary>
/// Decode a value of the given type.
/// Should not be called directly. This interface is used by service client stubs.
/// </summary>
public static object Decode(ByteString value, Type type, Connection client)
{
var stream = new CodedInputStream (value.ToByteArray ());
if (type == typeof(double))
return stream.ReadDouble ();
else if (type == typeof(float))
return stream.ReadFloat ();
else if (type == typeof(int))
return stream.ReadInt32 ();
else if (type == typeof(long))
return stream.ReadInt64 ();
else if (type == typeof(uint))
return stream.ReadUInt32 ();
else if (type == typeof(ulong))
return stream.ReadUInt64 ();
else if (type == typeof(bool))
return stream.ReadBool ();
else if (type == typeof(string))
return stream.ReadString ();
else if (type == typeof(byte[]))
return stream.ReadBytes ().ToByteArray ();
else if (type.IsEnum)
return stream.ReadInt32 ();
else if (typeof(RemoteObject).IsAssignableFrom (type)) {
if (client == null)
throw new ArgumentException ("Client not passed when decoding remote object");
var id = stream.ReadUInt64 ();
if (id == 0)
return null;
return (RemoteObject)Activator.CreateInstance (type, client, id);
} else if (typeof(IMessage).IsAssignableFrom (type)) {
IMessage message = (IMessage)Activator.CreateInstance (type);
message.MergeFrom (stream);
return message;
} else if (type.IsGenericType && type.GetGenericTypeDefinition () == typeof(IList<>))
return DecodeList (value, type, client);
else if (type.IsGenericType && type.GetGenericTypeDefinition () == typeof(IDictionary<,>))
return DecodeDictionary (value, type, client);
else if (type.IsGenericType && type.GetGenericTypeDefinition () == typeof(ISet<>))
return DecodeSet (value, type, client);
else if (type.IsGenericType &&
(type.GetGenericTypeDefinition () == typeof(Tuple<>) ||
type.GetGenericTypeDefinition () == typeof(Tuple<,>) ||
type.GetGenericTypeDefinition () == typeof(Tuple<,,>) ||
type.GetGenericTypeDefinition () == typeof(Tuple<,,,>) ||
type.GetGenericTypeDefinition () == typeof(Tuple<,,,,>) ||
type.GetGenericTypeDefinition () == typeof(Tuple<,,,,,>)))
return DecodeTuple (value, type, client); // TODO: ugly handing of tuple types
throw new ArgumentException (type + " is not a serializable type");
}
/// <summary>
/// Parse a single field from <paramref name="input"/> and merge it
/// into this set.
/// </summary>
/// <param name="input">The coded input stream containing the field</param>
/// <returns>false if the tag is an "end group" tag, true otherwise</returns>
private bool MergeFieldFrom(CodedInputStream input)
{
uint tag = input.LastTag;
int number = WireFormat.GetTagFieldNumber(tag);
switch (WireFormat.GetTagWireType(tag))
{
case WireFormat.WireType.Varint:
{
ulong uint64 = input.ReadUInt64();
GetOrAddField(number).AddVarint(uint64);
return(true);
}
case WireFormat.WireType.Fixed32:
{
uint uint32 = input.ReadFixed32();
GetOrAddField(number).AddFixed32(uint32);
return(true);
}
case WireFormat.WireType.Fixed64:
{
ulong uint64 = input.ReadFixed64();
GetOrAddField(number).AddFixed64(uint64);
return(true);
}
case WireFormat.WireType.LengthDelimited:
{
ByteString bytes = input.ReadBytes();
GetOrAddField(number).AddLengthDelimited(bytes);
return(true);
}
case WireFormat.WireType.StartGroup:
{
uint endTag = WireFormat.MakeTag(number, WireFormat.WireType.EndGroup);
UnknownFieldSet set = new UnknownFieldSet();
while (input.ReadTag() != endTag)
{
set.MergeFieldFrom(input);
}
GetOrAddField(number).AddGroup(set);
return(true);
}
case WireFormat.WireType.EndGroup:
{
return(false);
}
default:
throw InvalidProtocolBufferException.InvalidWireType();
}
}
/// <summary>
/// Parse a single field from <paramref name="input"/> and merge it
/// into this set.
/// </summary>
/// <param name="input">The coded input stream containing the field</param>
/// <returns>false if the tag is an "end group" tag, true otherwise</returns>
private void MergeFieldFrom(CodedInputStream input)
{
uint tag = input.LastTag;
int number = WireFormat.GetTagFieldNumber(tag);
switch (WireFormat.GetTagWireType(tag))
{
case WireFormat.WireType.Varint:
{
ulong uint64 = input.ReadUInt64();
GetOrAddField(number).AddVarint(uint64);
return;
}
case WireFormat.WireType.Fixed32:
{
uint uint32 = input.ReadFixed32();
GetOrAddField(number).AddFixed32(uint32);
return;
}
case WireFormat.WireType.Fixed64:
{
ulong uint64 = input.ReadFixed64();
GetOrAddField(number).AddFixed64(uint64);
return;
}
case WireFormat.WireType.LengthDelimited:
{
ByteString bytes = input.ReadBytes();
GetOrAddField(number).AddLengthDelimited(bytes);
return;
}
case WireFormat.WireType.StartGroup:
{
input.SkipGroup(tag);
return;
}
case WireFormat.WireType.EndGroup:
{
throw new InvalidProtocolBufferException("Merge an unknown field of end-group tag, indicating that the corresponding start-group was missing.");
}
default:
throw new InvalidOperationException("Wire Type is invalid.");
}
}
internal ulong <ForUInt64> b__12_0(CodedInputStream input)
{
return(input.ReadUInt64());
}
/// <summary>
/// Convert a Protocol Buffer value type, encoded as a byte string, to a C# value.
/// </summary>
public static object ReadValue(ByteString value, Type type)
{
if (value.Length == 0)
throw new ArgumentException ("Value is empty");
var stream = new CodedInputStream (value.ToByteArray ());
if (type == typeof(double)) {
return stream.ReadDouble ();
} else if (type == typeof(float)) {
return stream.ReadFloat ();
} else if (type == typeof(int)) {
return stream.ReadInt32 ();
} else if (type == typeof(long)) {
return stream.ReadInt64 ();
} else if (type == typeof(uint)) {
return stream.ReadUInt32 ();
} else if (type == typeof(ulong)) {
return stream.ReadUInt64 ();
} else if (type == typeof(bool)) {
return stream.ReadBool ();
} else if (type == typeof(string)) {
return stream.ReadString ();
} else if (type == typeof(byte[])) {
return stream.ReadBytes ().ToByteArray();
}
throw new ArgumentException (type + " is not a Protocol Buffer value type");
}
