code: public java.util.List<String> getSourceIdsList() {
          if (sourceIdsList == null) {
              sourceIdsList = new com.amazonaws.internal.SdkInternalList<String>();
          }
          return sourceIdsList;
      }
docs: <p>
  A list of the sources that publish events to the Amazon Redshift event notification subscription.
  </p>
  
  @return A list of the sources that publish events to the Amazon Redshift event notification subscription.