protected void safeClose ( ) { Session closeSession = this . socketSession ; this . socketSession = null ; try { if ( closeSession != null ) { // // Remove from the registry first in case the close blocks for a while. Doing so prevents additional // errors logged for attempts to send to this now-defunct websocket. // registry . remove ( this . socketSessionId ) ; closeSession . close ( ) ; } } catch ( IOException ioExc ) { log . debug ( "io exception on safe close of session" , ioExc ) ; } }
Safely close the websocket .