public CreateReader(EndpointInfo ei, int sn)
{
h = new Header (CommandId.Create, EntityKind.DataReader, sn);
b = ei;
}
public CreateTopic(TopicInfo b, int sn)
{
h = new Header (CommandId.Create, EntityKind.Topic, sn);
this.b = b;
}
public CommandReply(Header h, ReplyBody b)
{
this.h = h;
this.b = b;
}