question: private synchronized String pollNameForRequest ( ) { long start = System . currentTimeMillis ( ) ; if ( ! queuedForRequest . isEmpty ( ) ) { List < NameForRequest > list = new ArrayList < > ( queuedForRequest . values ( ) ) ; Collections . sort ( list ) ; String name = list . get ( 0 ) . name ; queuedForRequest . remove ( name ) ; LOGGER . info ( "[" + ( System . currentTimeMillis ( ) - start ) + "] Names Cached: " + names . size ( ) + " Queued: " + list . size ( ) + " " + Helper . subList ( list , 0 , 10 ) ) ; if ( ! erroredNames . contains ( name ) ) { return name ; } } return null ; }
target:  Gets the name with the highest priority from the request queue.