private Object getFieldValue(Struct value, Field field) {
        if (replaceNullWithDefault) {
            return value.get(field);
        }
        return value.getWithoutDefault(field.name());
    }
Convert from the universal java.util.Date format to the type-specific format
connect/transforms/src/main/java/org/apache/kafka/connect/transforms/TimestampConverter.java