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server:  port: 80spring:  cache:    type: ehcache    ehcache:      config: classpath:ehcache.xml

               
    
     org.springframework.boot
                
    
     spring-boot-starter-cache
            
           
           
               
    
     net.sf.ehcache
                
    
     ehcache
                
    
     2.10.4
            
   

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;import com.baomidou.mybatisplus.core.metadata.IPage;import com.baomidou.mybatisplus.extension.plugins.pagination.Page;import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;import com.ywfcake.demo.mapper.CakeInfoMapper;import com.ywfcake.demo.entity.pojo.CakeInfo;import com.ywfcake.demo.service.CakeInfoService;import org.springframework.cache.annotation.CacheConfig;import org.springframework.cache.annotation.Cacheable;import org.springframework.stereotype.Service;import org.springframework.transaction.annotation.Transactional;import javax.annotation.Resource;import java.util.List;/** * @Author lyr * @create 2020/2/25 1:03 */@Service("cakeInfoService")@CacheConfig(cacheNames = {
   "cakeInfo"})public class CakeInfoServiceImpl extends ServiceImpl
   
     implements CakeInfoService {
       private  static  QueryWrapper
    
      homeWrapper;    static {
           homeWrapper = new QueryWrapper<>();        homeWrapper.select(CakeInfo.COLUMN_ID,CakeInfo.COLUMN_CONTENT,CakeInfo.COLUMN_TITLE,CakeInfo.COLUMN_WRAP_INFO,CakeInfo.COLUMN_MATERIAL                ,CakeInfo.COLUMN_COST                ,CakeInfo.COLUMN_IMG_LINK        );    }    @Resource    private CakeInfoMapper cakeInfoMapper;
    
   

注意： 要用 2版本的

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