public static void validateValue(final Object value) throws IllegalArgumentException {
        if (null == value)
            throw Memory.Exceptions.memoryValueCanNotBeNull();
    }
@author Marko A. Rodriguez (http://markorodriguez.com)
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/computer/util/MemoryHelper.java