vertx/src/main/java/eu/internetofus/common/vertx/AbstractPersistenceVerticle.java
/**
   * Return the API version defined on the configuration.
   *
   * @return the current API version.
   */
Return the API version defined on the configuration.
@return the current API version.
Return the API version defined on the configuration . @return the current API version .
protected String apiVersion() {
    return this.config().getJsonObject("help", new JsonObject()).getJsonObject("info", new JsonObject())
        .getString("apiVersion", "Undefined");
  }
protected String apiVersion ( ) { return this . config ( ) . getJsonObject ( "help" , new JsonObject ( ) ) . getJsonObject ( "info" , new JsonObject ( ) ) . getString ( "apiVersion" , "Undefined" ) ; }
Return the API version defined on the configuration.
Return the API version defined on the configuration .