@Override
  public GatewaySenderFactory setDispatcherThreads(int numThreads) {
    if ((numThreads > 1) && attrs.getOrderPolicy() == null) {
      attrs.setOrderPolicy(GatewaySender.DEFAULT_ORDER_POLICY);
    }
    attrs.setDispatcherThreads(numThreads);
    return this;
  }
Used internally to pass the attributes from this factory to the real GatewaySender it is
creating.
geode-wan/src/main/java/org/apache/geode/cache/wan/internal/GatewaySenderFactoryImpl.java