How to use

nullOrEmpty

method

in

org.jboss.aerogear.simplepush.util.UUIDUtil

public HelloMessageImpl(final String uaid, final Set<String> channelIds) {
  if (nullOrEmpty(uaid)) {
    this.uaid = newUAID();
    this.channelIds = Collections.emptySet();
  } else {
    this.channelIds = channelIds;
    this.uaid = fromString(uaid);
  }
}

public HelloMessageImpl(final String uaid, final Set<String> channelIds) {
  if (nullOrEmpty(uaid)) {
    this.uaid = newUAID();
    this.channelIds = Collections.emptySet();
  } else {
    this.channelIds = channelIds;
    this.uaid = fromString(uaid);
  }
}