/**
* Checks if data is available in the logical data store located at provided path.
- * <p>
*
+ * <p>
* Note: a successful result from this method makes no guarantee that a subsequent call to
* {@link #readNode(PathArgument)} will succeed. It is possible that the data resides in a data store on a remote
* node and, if that node goes down or a network failure occurs, a subsequent read would fail.