public static Neo4jGraph open(final String directory){
  final Configuration config=new BaseConfiguration();
  config.setProperty(CONFIG_DIRECTORY,directory);
  return open(config);
}

public static Neo4jGraph open ( final String directory ) { final Configuration config = new BaseConfiguration ( ) ; config . setProperty ( CONFIG_DIRECTORY , directory ) ; return open ( config ) ; }
construct a neo4jgraph instance by specifying the directory to create the database in . .
