package com.farriver.bwf.common.utilities;

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.UUID;

public class SerialNumberGenerator {
    private static int serialNumber = 0;

    public synchronized static String generateSerialNumber() {
        return String.valueOf(++serialNumber);
    }

    private static final SimpleDateFormat formatter = new SimpleDateFormat("yyyyMMdd");

    public synchronized static String generateSerialNumberWithDate() {
        return formatter.format(new Date()) + String.format("%05d", ++serialNumber);
    }

    public static String generateSerialNumberWithUUID() {
        return UUID.randomUUID().toString();
    }

    public synchronized static String generateSerialNumberWithOrg(String companyCode) {
        return companyCode + "-" + formatter.format(new Date()) + "-" + String.format("%05d", ++serialNumber) + "-" + UUID.randomUUID().toString();
    }
}