private static bool TryDeserializeWithLengthPrefix <T>(SerializationContext context, PrefixStyle style, int tag, out T item)
{
uint len;
if (!TryReadPrefixLength(context, style, tag, out len))
{
item = default(T);
return(false);
}
item = default(T);
switch (len)
{
case 0: // nothing to do
break;
case uint.MaxValue: // read to end
SerializerProxy <T> .Default.Deserialize(ref item, context);
break;
default: // limit and read sub-stream
long restore = context.Limit(len);
SerializerProxy <T> .Default.Deserialize(ref item, context);
context.MaxReadPosition = restore;
break;
}
return(true);
}