question: private void closeWriterExecutionService ( ExecutorService service ) throws CarbonDataWriterException { try { service . shutdown ( ) ; service . awaitTermination ( 1 , TimeUnit . DAYS ) ; } catch ( InterruptedException e ) { LOGGER . error ( e , e . getMessage ( ) ) ; throw new CarbonDataWriterException ( e . getMessage ( ) ) ; } }
target:  This method will close writer execution service and get the node holders and add them to node holder list