public Compactor minorIndex(long index){
  this.minorIndex=Math.max(this.minorIndex,index);
  Segment segment=segments.segment(minorIndex);
  if (segment != null) {
    compactIndex=segment.firstIndex();
  }
  return this;
}

public Compactor minorIndex ( long index ) { this . minorIndex = Math . max ( this . minorIndex , index ) ; Segment segment = segments . segment ( minorIndex ) ; if ( segment != null ) { compactIndex = segment . firstIndex ( ) ; } return this ; }
sets the maximum compaction index for minor compaction .
