public OffsetDateTime parseDate(final GremlinParser.DateLiteralContext dateLiteral) {
        return (OffsetDateTime) visitDateLiteral(dateLiteral);
    }
Parse a Date based literal context and return the Date.
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/language/grammar/GenericLiteralVisitor.java