code: public void start() {
          synchronized (lock) {
              Log.i(DOMAIN, "Replicator is starting .....");
              if (c4repl != null) {
                  Log.i(DOMAIN, "%s has already started", this);
                  return;
              }
  
              Log.i(DOMAIN, "%s: Starting", this);
              retryCount = 0;
              internalStart();
          }
      }
docs: Starts the replicator. This method returns immediately; the replicator runs asynchronously
  and will report its progress throuh the replicator change notification.