How to use

isListening

method

in

org.apache.catalina.tribes.transport.nio.NioReceiver

public void addEvent(Runnable event) {
  Selector selector = this.selector.get();
  if ( selector != null ) {
    synchronized (events) {
      events.add(event);
    }
    if ( log.isTraceEnabled() ) log.trace("Adding event to selector:"+event);
    if ( isListening() ) selector.wakeup();
  }
}

public void addEvent(Runnable event) {
  if ( selector != null ) {
    synchronized (events) {
      events.add(event);
    }
    if ( log.isTraceEnabled() ) log.trace("Adding event to selector:"+event);
    if ( isListening() && selector!=null ) selector.wakeup();
  }
}

public void addEvent(Runnable event) {
  Selector selector = this.selector.get();
  if (selector != null) {
    events.add(event);
    if (log.isTraceEnabled()) {
      log.trace("Adding event to selector:" + event);
    }
    if (isListening()) {
      selector.wakeup();
    }
  }
}

public void addEvent(Runnable event) {
  Selector selector = this.selector.get();
  if ( selector != null ) {
    synchronized (events) {
      events.add(event);
    }
    if ( log.isTraceEnabled() ) log.trace("Adding event to selector:"+event);
    if ( isListening() ) selector.wakeup();
  }
}

Set<SelectionKey> keys =  (isListening()&&tmpsel!=null)?tmpsel.keys():null;
if ( keys == null ) return;
for (Iterator<SelectionKey> iter = keys.iterator(); iter.hasNext();) {

Set<SelectionKey> keys =  (isListening()&&tmpsel!=null)?tmpsel.keys():null;
if ( keys == null ) return;
for (Iterator<SelectionKey> iter = keys.iterator(); iter.hasNext();) {

Set keys =  (isListening()&&tmpsel!=null)?tmpsel.keys():null;
if ( keys == null ) return;
for (Iterator iter = keys.iterator(); iter.hasNext(); ) {

Set<SelectionKey> keys =  (isListening()&&tmpsel!=null)?tmpsel.keys():null;
if ( keys == null ) return;
for (SelectionKey key : keys) {