code: public KeyValue getKeyValue(String KeyURI) throws EmbeddedJmxTransException {
  
      String etcdURI = KeyURI.substring(0, KeyURI.indexOf("/", 7));
      String key = KeyURI.substring(KeyURI.indexOf("/", 7));
      try {
  
        return getFromEtcd(makeEtcdBaseUris(etcdURI), key);
  
      } catch (Throwable t) {
        throw new EmbeddedJmxTransException("Exception reading etcd key '" + KeyURI + "': " + t.getMessage(), t);
      }
    }
docs: Get a key value from etcd. Returns the key value and the etcd modification index as version
  
  @param KeyURI URI of the key in the form etcd://ipaddr:port/path for an etcd cluster you can
  use etcd://[ipaddr1:port1, ipaddr:port2,...]:/path
  @return a KeyValue object
  @throws EmbeddedJmxTransException
  
  @see org.jmxtrans.embedded.config.KVStore#getKeyValue(java.lang.String)