protected internal override async Task <object> UnpackFromAsyncCore(Unpacker unpacker, CancellationToken cancellationToken)
{
if (unpacker.IsArrayHeader)
{
var result = new MessagePackObject[UnpackHelpers.GetItemsCount(unpacker)];
for (int i = 0; i < result.Length; i++)
{
var item = await unpacker.ReadObjectAsync(cancellationToken).ConfigureAwait(false);
if (!item.Success)
{
SerializationExceptions.ThrowUnexpectedEndOfStream(unpacker);
}
result[i] = item.Value;
}
return(new MessagePackObject(result));
}
else if (unpacker.IsMapHeader)
{
var itemsCount = UnpackHelpers.GetItemsCount(unpacker);
var result = new MessagePackObjectDictionary(itemsCount);
for (int i = 0; i < itemsCount; i++)
{
var key = await unpacker.ReadObjectAsync(cancellationToken).ConfigureAwait(false);
if (!key.Success)
{
SerializationExceptions.ThrowUnexpectedEndOfStream(unpacker);
}
var value = await unpacker.ReadObjectAsync(cancellationToken).ConfigureAwait(false);
if (!value.Success)
{
SerializationExceptions.ThrowUnexpectedEndOfStream(unpacker);
}
result.Add(key.Value, value.Value);
}
return(new MessagePackObject(result));
}
else
{
var result = unpacker.LastReadData;
return(result.IsNil ? MessagePackObject.Nil : result);
}
}
protected internal override async Task <DictionaryEntry> UnpackFromAsyncCore(Unpacker unpacker, CancellationToken cancellationToken)
{
if (unpacker.IsArrayHeader)
{
var key = await unpacker.ReadObjectAsync(cancellationToken).ConfigureAwait(false);
if (!key.Success)
{
SerializationExceptions.ThrowUnexpectedEndOfStream(unpacker);
}
var value = await unpacker.ReadObjectAsync(cancellationToken).ConfigureAwait(false);
if (!value.Success)
{
SerializationExceptions.ThrowUnexpectedEndOfStream(unpacker);
}
return(new DictionaryEntry(key.Value, value.Value));
}
else
{
// Previous DictionaryEntry serializer accidentally pack it as map...
AsyncReadResult <MessagePackObject> key = default(AsyncReadResult <MessagePackObject>);
AsyncReadResult <MessagePackObject> value = default(AsyncReadResult <MessagePackObject>);
for (var propertyName = await unpacker.ReadStringAsync(cancellationToken).ConfigureAwait(false);
(!key.Success || !value.Success) && propertyName.Success;
propertyName = await unpacker.ReadStringAsync(cancellationToken).ConfigureAwait(false))
{
switch (propertyName.Value)
{
case "Key":
{
key = await unpacker.ReadObjectAsync(cancellationToken).ConfigureAwait(false);
if (!key.Success)
{
SerializationExceptions.ThrowUnexpectedEndOfStream(unpacker);
}
break;
}
case "Value":
{
value = await unpacker.ReadObjectAsync(cancellationToken).ConfigureAwait(false);
if (!value.Success)
{
SerializationExceptions.ThrowUnexpectedEndOfStream(unpacker);
}
break;
}
}
}
if (!key.Success)
{
SerializationExceptions.ThrowMissingProperty("Key");
}
if (!value.Success)
{
SerializationExceptions.ThrowMissingProperty("Value");
}
return(new DictionaryEntry(key.Value, value.Value));
}
}
