import java.io.Serializable;
import java.util.Date;
import java.util.concurrent.TimeUnit;

public final class FixdedDelayJobData implements Serializable {

	private static final long serialVersionUID = 1L;

	private long delay;
	private TimeUnit delayUnit;

	public FixdedDelayJobData(long delay) {
		this(delay, TimeUnit.SECONDS);
	}

	public FixdedDelayJobData(long delay, final TimeUnit delayUnit) {
		if (delay == 0) {
			throw new IllegalArgumentException("Delay cannot be zero");
		}
		if (delayUnit == null) {
			throw new IllegalArgumentException("Delay Unit should be provided");
		}
		this.delay = delay;
		this.delayUnit = delayUnit;
	}

	public Date getNextScheduleDate() {
		return new Date(System.currentTimeMillis() + TimeUnit.MILLISECONDS.convert(delay, delayUnit));
	}

	@Override
	public String toString() {
		return "FixdedDelayJobData [delay=" + delay + ", delayUnit=" + delayUnit + "]";
	}
}