/**
* Check if node exists asynchronously.
*
* @param path
* @param watch
* @param callback
* @throws InterruptedException
* @throws KeeperException
*/
public void exists(Object path, boolean watch, final Closure callback)
throws InterruptedException, KeeperException {
zookeeper.exists(
getPathAsString(path),
watch,
new AsyncCallback.StatCallback() {
public void processResult(int rc, String path, Object ctx, Stat stat) {
callback.setProperty("returnCode", rc);
callback.setProperty("path", path);
callback.setDelegate(ctx);
callback.call(stat);
}
},
this);
}
/**
* Check if a node exists synchronously.
*
* @param path
* @param watch
* @return
* @throws InterruptedException
* @throws KeeperException
*/
public Stat exists(Object path, boolean watch) throws InterruptedException, KeeperException {
return zookeeper.exists(getPathAsString(path), watch);
}