code: public com.google.appengine.v1.AutomaticScaling getAutomaticScaling() {
      if (scalingCase_ == 3) {
         return (com.google.appengine.v1.AutomaticScaling) scaling_;
      }
      return com.google.appengine.v1.AutomaticScaling.getDefaultInstance();
    }
docs: <pre>
  Automatic scaling is based on request rate, response latencies, and other
  application metrics.
  </pre>
  
  <code>.google.appengine.v1.AutomaticScaling automatic_scaling = 3;</code>