public class UniqueId {
private static String latestTimeStamp = MyUtils.getTimeStamp();
private static int timeStampCounter = 0;
private static synchronized void setLatestTimeStamp(String timeStamp) {
if (!UniqueId.latestTimeStamp.equals(timeStamp)) {
UniqueId.latestTimeStamp = timeStamp;
}
}
private static synchronized int getTimeStampCounter() {
return UniqueId.timeStampCounter;
}
private static synchronized void updateTimeStampCounter(String timeStamp) {
if (timeStamp.equals(latestTimeStamp)) {
timeStampCounter++;
} else {
timeStampCounter = 0;
setLatestTimeStamp(timeStamp);
}
}
public static synchronized String getUniqueID() {
String timeStamp = MyUtils.getTimeStamp();
String id = getTimeStampCounter() + timeStamp;
updateTimeStampCounter(timeStamp);
return id;
}
}
public static synchronized String getUniqueID() {
String timeStamp = MyUtils.getTimeStamp();
String id = getTimeStampCounter() + timeStamp;
updateTimeStampCounter(timeStamp);
return id;
}
