public static void createAndFailSilent(ZKWatcher zkw, String znode, byte[] data)
    throws KeeperException {
    createAndFailSilent(zkw, (CreateAndFailSilent) ZKUtilOp.createAndFailSilent(znode, data));
  }
Creates the specified node containing specified data, iff the node does not exist. Does not set
a watch and fails silently if the node already exists. The node created is persistent and open
access.
@param zkw   zk reference
@param znode path of node
@param data  a byte array data to store in the znode
@throws KeeperException if unexpected zookeeper exception
hbase-zookeeper/src/main/java/org/apache/hadoop/hbase/zookeeper/ZKUtil.java