code: public java.util.List<String> getApplicationArns() {
          if (applicationArns == null) {
              applicationArns = new com.amazonaws.internal.SdkInternalList<String>();
          }
          return applicationArns;
      }
docs: <p>
  List of SNS platform application ARNs that could be used by clients.
  </p>
  
  @return List of SNS platform application ARNs that could be used by clients.