code: public java.util.List<String> getVolumeIds() {
          if (volumeIds == null) {
              volumeIds = new com.amazonaws.internal.SdkInternalList<String>();
          }
          return volumeIds;
      }
docs: <p>
  The IDs of the volumes for which in-progress modifications will be described.
  </p>
  
  @return The IDs of the volumes for which in-progress modifications will be described.