createPacket - Old Loop - NewPacketFormat.java#L608

# From: https://github.com/freenet/fred/blob/cbfae4ae632608f82e5eeaf9a115588b32014c3a/src/freenet/node/NewPacketFormat.java#L608
addOldLoop: for(Map<Integer, MessageWrapper> started : startedByPrio) {
                  //Try to finish messages that have been started
                  Iterator<MessageWrapper> it = started.values().iterator();
                  while(it.hasNext() && packet.getLength() < maxPacketSize) {
                     MessageWrapper wrapper = it.next();
                     while(packet.getLength() < maxPacketSize) {
                        MessageFragment frag = wrapper.getMessageFragment(maxPacketSize - packet.getLength());
                          if(frag == null) break;
                                mustSend = true;
                                addedFragments = true;
                        packet.addMessageFragment(frag);
                        sentPacket.addFragment(frag);
                        if(wrapper.allSent()) {
                           if((haveAddedStatsBulk == null) && wrapper.getItem().sendLoadBulk) {
                              addStatsBulk = true;
                              // Add the lossy message outside the lock.
                              break addOldLoop;
                           }
                           if((haveAddedStatsRT == null) && wrapper.getItem().sendLoadRT) {
                              addStatsRT = true;
                              // Add the lossy message outside the lock.
                              break addOldLoop;
                           }
                        }
                     }
                  }
               }
            }