package com.dangdang.mypp.service.impl; import com.dangdang.mypp.service.BarService; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; @Service @Transactional public class BarServiceImpl implements BarService { private final Logger log = LoggerFactory.getLogger(BarServiceImpl.class); }