public T addSubFields(DefaultIndexSettingsElement... analyzers) {
    Arrays.stream(analyzers)
      .forEach(analyzer -> addSubField(analyzer.getSubFieldSuffix(), analyzer.fieldMapping()));
    return castThis();
  }
public T addSubFields ( DefaultIndexSettingsElement ... analyzers ) { Arrays . stream ( analyzers ) . forEach ( analyzer -> addSubField ( analyzer . getSubFieldSuffix ( ) , analyzer . fieldMapping ( ) ) ) ; return castThis ( ) ; }
Add subfields, one for each analyzer.