public static synchronized void addLogAdministrator(LogAdministrator admin){
  if (logAdministrators_.contains(admin))   return;
  logAdministrators_.add(admin);
  if (service_ != null) {
    admin.registerLogControl(service_.getLogControl());
  }
}

public static synchronized void addLogAdministrator ( LogAdministrator admin ) { if ( logAdministrators_ . contains ( admin ) ) return ; logAdministrators_ . add ( admin ) ; if ( service_ != null ) { admin . registerLogControl ( service_ . getLogControl ( ) ) ; } }
add a log administrator .
