/**
* Return a messenger suitable for sending to this peer.
*
* @return a messenger to this PVE peer or if <code>null</code> if peer is unreachable.
*/
private Messenger getCachedMessenger() {
boolean updateAlive = false;
synchronized (this) {
if ((null == cachedMessenger) || cachedMessenger.isClosed()) {
cachedMessenger = null;
if (LOG.isEnabledFor(Level.DEBUG)) {
LOG.debug("Getting cached Messenger for " + radv.getName());
}
updateAlive = true;
cachedMessenger = endpoint.getMessenger(getDestAddress(), radv.getRouteAdv());
}
}
if (updateAlive) {
setAlive(null != cachedMessenger);
}
return cachedMessenger;
}
