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2024-09-27 c436afe89419da51a5ce593ecd69d3a2f65c5faa

 ruoyi-api/ruoyi-api-other/src/main/java/com/ruoyi/other/api/factory/GoodsFallbackFactory.java

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package com.ruoyi.other.api.factory;

import com.ruoyi.common.core.domain.R;
import com.ruoyi.other.api.domain.TGoods;
import com.ruoyi.other.api.feignClient.GoodsClient;
import io.seata.core.exception.TransactionException;
import io.seata.tm.api.GlobalTransactionContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.cloud.openfeign.FallbackFactory;
import org.springframework.stereotype.Component;

import java.util.List;

/**
 * @author zhibing.pu
 * @Date 2024/8/16 13:48
 */
@Component
public class GoodsFallbackFactory implements FallbackFactory<GoodsClient> {
	
   private static final Logger log = LoggerFactory.getLogger(GoodsFallbackFactory.class);
	
   @Override
   public GoodsClient create(Throwable throwable) {
      log.error("商品调用失败:{}", throwable.getMessage());
      return new GoodsClient() {
			
         @Override
         public R<TGoods> getGoodsById(Integer id) {
            return R.fail("根据id获取商品信息失败：" + throwable.getMessage());
         }

         @Override
         public R<List<Integer>> getGoodsIdsByName(String name) {
            return R.fail("根据商品名称获取商品ids失败：" + throwable.getMessage());
         }
			
         @Override
         public R updateGoods(TGoods goods) {
            // 手动进行全局事务回滚
            try {
               GlobalTransactionContext.getCurrent().rollback();
            } catch (TransactionException e) {
               throw new RuntimeException(e);
            }
            return R.fail("修改商品异常");
         }
      };
   }
	
}