question: @ Override public void doStop ( ) throws Exception { synchronized ( executorMonitor ) { if ( scavengerFuture != null ) { scavengerFuture . cancel ( true ) ; if ( -- totalNumberOfScavangers == 0 ) { if ( Log . isDebugEnabled ( ) ) Log . debug ( "Stopping scavenger" ) ; executorService . shutdown ( ) ; } } } space = null ; if ( urlSpaceConfigurer != null ) { urlSpaceConfigurer . destroy ( ) ; } super . doStop ( ) ; }
target:  Stop the session manager.