public int size() {
int retval = Global.BYTE_SIZE * 2; // type + merge_rejected
retval += Global.BYTE_SIZE; // presence view
retval += Global.BYTE_SIZE; // MergeView or View
if (view != null) retval += view.serializedSize();
retval += Util.size(mbr);
retval += Util.size(mbrs);
retval += Global.BYTE_SIZE; // presence of join_rsp
if (join_rsp != null) retval += join_rsp.serializedSize();
retval += Global.BYTE_SIZE; // presence for my_digest
if (my_digest != null) retval += my_digest.serializedSize();
retval += Global.BYTE_SIZE; // presence for merge_id
if (merge_id != null) retval += merge_id.size();
retval += Global.BYTE_SIZE; // boolean useFlushIfPresent
return retval;
}