private void createRecordHolderQueue(File[] listFiles){
  this.recordHolderHeapLocal=new PriorityQueue<SortTempFileChunkHolder>(listFiles.length);
}

private void createRecordHolderQueue ( File [ ] listFiles ) { this . recordHolderHeapLocal = new PriorityQueue < SortTempFileChunkHolder > ( listFiles . length ) ; }
this method will be used to create the heap which will be used to hold the chunk of data
