extensions/xnat/src/utils/IO/classes/RTStructReader.js
/**
   * _isRTStruct - checks if the DICOM is an RTSTRUCT
   *
   * @returns {boolean} True if the DICOM is an RTSTRUCT.
   */
checks if the DICOM is an RTSTRUCT
@returns {boolean} True if the DICOM is an RTSTRUCT.
checks if the DICOM is an RTSTRUCT @returns { boolean } True if the DICOM is an RTSTRUCT .
_isRTStruct() {
    const SOPClassUID = this._dataSet.string(RTStructTag['SOPClassUID']);
    if (SOPClassUID !== RadiationTherapyStructureSetStorage) {
      throw `DICOM file is not an RT-Struct. It has SOPClassUID: ${SOPClassUID}`;
    }
    return;
  }
_isRTStruct ( ) { const SOPClassUID = this . _dataSet . string ( RTStructTag [ 'SOPClassUID' ] ) ; if ( SOPClassUID !== RadiationTherapyStructureSetStorage ) { throw ` ${ SOPClassUID } ` ; } return ; }
_isRTStruct - checks if the DICOM is an RTSTRUCT
 @returns {boolean} True if the DICOM is an RTSTRUCT.
_isRTStruct - checks if the DICOM is an RTSTRUCT @returns { boolean } True if the DICOM is an RTSTRUCT .