How to use

getExpirationTimeStamp

method

in

org.eclipse.leshan.server.registration.Registration

public long getExpirationTimeStamp() {
  return getExpirationTimeStamp(0L);
}

/**
 * This is the same idea than {@link Registration#isAlive()} but with a grace period. <br/>
 * 
 * @return true if the last registration update was done less than lifetime+gracePeriod seconds ago.
 */
public boolean isAlive(long gracePeriodInSec) {
  return getExpirationTimeStamp(gracePeriodInSec) > System.currentTimeMillis();
}

private void addOrUpdateExpiration(Jedis j, Registration registration) {
  j.zadd(EXP_EP, registration.getExpirationTimeStamp(gracePeriod), registration.getEndpoint().getBytes(UTF_8));
}

private void addOrUpdateExpiration(Jedis j, Registration registration) {
  j.zadd(EXP_EP, registration.getExpirationTimeStamp(gracePeriod), registration.getEndpoint().getBytes(UTF_8));
}