java.time.OffsetDateTime#truncatedTo ( )源码实例Demo

private JobInfo(final String jobId,
                final String jobType,
                final OffsetDateTime started,
                final OffsetDateTime lastUpdated,
                final Optional<OffsetDateTime> stopped,
                final JobStatus status,
                final List<JobMessage> messages,
                Clock clock, final String hostname) {
    this.jobId = jobId;
    this.jobType = jobType;
    //Truncate to milliseconds precision because current persistence implementations only support milliseconds
    this.started = started != null ? started.truncatedTo(ChronoUnit.MILLIS) : null;
    this.lastUpdated = lastUpdated != null ? lastUpdated.truncatedTo(ChronoUnit.MILLIS) : null;
    this.stopped = stopped.map(offsetDateTime -> offsetDateTime.truncatedTo(ChronoUnit.MILLIS));
    this.status = status;
    this.messages = unmodifiableList(messages);
    this.hostname = hostname;
    this.clock = clock;
}
 

private JobMessage(final Level level, final String message, final OffsetDateTime timestamp) {
    this.level = level;
    this.message = message;
    //Truncate to milliseconds precision because current persistence implementations only support milliseconds
    this.timestamp = timestamp != null ? timestamp.truncatedTo(ChronoUnit.MILLIS) : null;
}
 

/**
 * Returns an {@link java.time.OffsetDateTime} with the time portion cleared.
 *
 * @param self an OffsetDateTime
 * @return an OffsetDateTime
 * @since 2.5.0
 */
public static OffsetDateTime clearTime(final OffsetDateTime self) {
    return self.truncatedTo(DAYS);
}