public static FileSystemStorage open(final Configuration configuration) {
        try {
            return new FileSystemStorage(FileSystem.get(configuration));
        } catch (final IOException e) {
            throw new IllegalStateException(e.getMessage(), e);
        }
    }
@author Marko A. Rodriguez (http://markorodriguez.com)
hadoop-gremlin/src/main/java/org/apache/tinkerpop/gremlin/hadoop/structure/io/FileSystemStorage.java