question: @ GuardedBy ( "evictionLock" ) void drainWriteBuffer ( ) { for ( int i = 0 ; i < WRITE_BUFFER_DRAIN_THRESHOLD ; i ++ ) { final Runnable task = writeBuffer . poll ( ) ; if ( task == null ) { break ; } task . run ( ) ; } }
target:  Drains the read buffer up to an amortized threshold. 