Example usage for java.time Duration minusHours

Introduction

In this page you can find the example usage for java.time Duration minusHours.

Prototype

public Duration minusHours(long hoursToSubtract) 

Source Link

Document

Returns a copy of this duration with the specified duration in hours subtracted.

Usage

From source file:org.ng200.openolympus.controller.api.ContestTimerController.java

@RequestMapping("/api/contestTimeRemaining/{contest}")
public @ResponseBody Map<String, String> getTimeRemaining(@PathVariable("contest") final Contest contest,
        final Principal principal) {
    Assertions.resourceExists(contest);//from  w  ww. ja v  a  2s . c o  m

    Instant end = contest.getStartTime().toInstant();
    final boolean isInProcess = contest.getStartTime().before(java.util.Date.from(Instant.now()));
    if (isInProcess) {
        if (this.contestSecurityService.isSuperuser(principal)) {
            end = this.contestService.getContestEndIncludingAllTimeExtensions(contest);
        } else if (principal != null) {
            final User user = this.userRepository.findByUsername(principal.getName());
            if (user != null) {
                end = end.plusMillis(contest.getDuration())
                        .plusMillis(this.contestService.getTimeExtensions(contest, user));
            }
        }
    }
    if (principal != null) {
        this.contestService.getTimeExtensions(contest, this.userRepository.findByUsername(principal.getName()));
    }
    final Instant cur = Instant.now();
    if (end.isBefore(cur)) {
        return new HashMap<String, String>() {
            /**
             *
             */
            private static final long serialVersionUID = 5419629757758058933L;

            {
                this.put("timer", "00:00:00");
                this.put("status", "ended");
            }
        };
    }
    final Duration duration = Duration.between(cur, end);
    final DecimalFormat format = new DecimalFormat("00");
    final long hours = duration.toHours();
    final long minutes = duration.minusHours(hours).toMinutes();
    final long seconds = duration.minusHours(hours).minusMinutes(minutes).getSeconds();
    return new HashMap<String, String>() {
        /**
         *
         */
        private static final long serialVersionUID = -4698243010184691932L;

        {
            this.put("timer",
                    format.format(hours) + ":" + format.format(minutes) + ":" + format.format(seconds));

            this.put("status", isInProcess ? "inProgress" : "notStartedYet");
        }
    };
}

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