package com.dgex.offspring.providers.bitcoinaverage; import org.apache.log4j.Logger; import com.dgex.offspring.providers.service.Currencies; import com.dgex.offspring.providers.service.ICurrency; public class PerHourMonthlyEUR extends PerHourMonthly { private static Logger logger = Logger.getLogger(PerHourMonthlyEUR.class); private static PerHourMonthlyEUR instance = null; public static PerHourMonthlyEUR getInstance() { logger.info("getInstance()"); if (instance == null) instance = new PerHourMonthlyEUR(Currencies.EUR); return instance; } public PerHourMonthlyEUR(ICurrency base) { super(base); logger.info("new PerHourMonthlyEUR(" + base + ""); } }