private long getNow ( ) { return Collections . max ( cfs . getSSTables ( ) , new Comparator < SSTableReader > ( ) { public int compare ( SSTableReader o1 , SSTableReader o2 ) { return Long . compare ( o1 . getMaxTimestamp ( ) , o2 . getMaxTimestamp ( ) ) ; } } ) . getMaxTimestamp ( ) ; }
Gets the timestamp that DateTieredCompactionStrategy considers to be the current time .