private void processBackgroundCallback(CuratorEvent event) throws Exception {
String path = null;
boolean nodeExists = false;
if (event.getResultCode() == KeeperException.Code.NODEEXISTS.intValue()) {
path = event.getPath();
nodeExists = true;
} else if (event.getResultCode() == KeeperException.Code.OK.intValue()) {
path = event.getName();
} else if (event.getResultCode() == KeeperException.Code.NOAUTH.intValue()) {
log.warn("Client does not have authorisation to write node at path {}", event.getPath());
authFailure.set(true);
return;
}
if (path != null) {
authFailure.set(false);
nodePath.set(path);
watchNode();
if (nodeExists) {
client.setData().inBackground(setDataCallback).forPath(getActualPath(), getData());
} else {
initialisationComplete();
}
} else {
createNode();
}
}
@Override
public void processResult(CuratorFramework client, CuratorEvent event) throws Exception {
// If the result is ok then initialisation is complete (if we're still initialising)
// Don't retry on other errors as the only recoverable cases will be connection loss
// and the node not existing, both of which are already handled by other watches.
if (event.getResultCode() == KeeperException.Code.OK.intValue()) {
// Update is ok, mark initialisation as complete if required.
initialisationComplete();
}
}
private void processBackgroundCallbackClosedState(CuratorEvent event) {
String path = null;
if (event.getResultCode() == KeeperException.Code.NODEEXISTS.intValue()) {
path = event.getPath();
} else if (event.getResultCode() == KeeperException.Code.OK.intValue()) {
path = event.getName();
}
if (path != null) {
try {
client.delete().guaranteed().inBackground().forPath(path);
} catch (Exception e) {
log.error("Could not delete node after close", e);
}
}
}