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service-acct/src/main/java/com/java110/acct/cmd/couponPool/DeleteCouponPoolCmd.java 4.44 KB
88e030b7   王彪总   init project
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  /*
   * Copyright 2017-2020 吴学文 and java110 team.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.java110.acct.cmd.couponPool;
  
  import com.alibaba.fastjson.JSONObject;
  import com.java110.core.annotation.Java110Cmd;
  import com.java110.core.annotation.Java110Transactional;
  import com.java110.core.context.ICmdDataFlowContext;
  import com.java110.core.event.cmd.Cmd;
  import com.java110.core.event.cmd.CmdEvent;
  import com.java110.intf.acct.ICouponPoolV1InnerServiceSMO;
  import com.java110.po.coupon.CouponPoolPo;
  import com.java110.utils.exception.CmdException;
  import com.java110.utils.util.Assert;
  import com.java110.utils.util.BeanConvertUtil;
  import com.java110.vo.ResultVo;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.slf4j.Logger;
  import com.java110.core.log.LoggerFactory;
  
  /**
   * 类表述:删除
   * 服务编码:couponPool.deleteCouponPool
   * 请求路劲:/app/couponPool.DeleteCouponPool
   * add by 吴学文 at 2021-11-23 23:48:04 mail: 928255095@qq.com
   * open source address: https://gitee.com/wuxw7/MicroCommunity
   * 官网:http://www.homecommunity.cn
   * 温馨提示:如果您对此文件进行修改 请不要删除原有作者及注释信息,请补充您的 修改的原因以及联系邮箱如下
   * // modify by 张三 at 2021-09-12 第10行在某种场景下存在某种bug 需要修复,注释10至20行 加入 20行至30行
   */
  
  /**
   * 优惠券池删除命令类
   * 
   * 该类负责处理删除优惠券池的业务逻辑,继承自Cmd基类,通过注解标识服务编码,
   * 实现请求参数的验证和优惠券池数据的删除操作
   * 
   * @author 吴学文
   * @version 1.0
   * @date 2021-11-23
   */
  @Java110Cmd(serviceCode = "couponPool.deleteCouponPool")
  public class DeleteCouponPoolCmd extends Cmd {
      
      /**
       * 日志记录器
       */
      private static Logger logger = LoggerFactory.getLogger(DeleteCouponPoolCmd.class);
  
      /**
       * 优惠券池服务接口
       * 用于调用优惠券池相关的数据操作
       */
      @Autowired
      private ICouponPoolV1InnerServiceSMO couponPoolV1InnerServiceSMOImpl;
  
      /**
       * 参数验证方法
       * 
       * 验证请求参数中是否包含必要的poolId字段,确保删除操作有明确的标识
       * 
       * @param event 命令事件对象,包含请求相关信息
       * @param cmdDataFlowContext 命令数据流上下文,用于获取和设置请求响应数据
       * @param reqJson 请求参数的JSON对象
       * @throws CmdException 当参数验证失败时抛出异常
       */
      @Override
      public void validate(CmdEvent event, ICmdDataFlowContext cmdDataFlowContext, JSONObject reqJson) {
          // 验证请求参数中必须包含poolId字段
          Assert.hasKeyAndValue(reqJson, "poolId", "poolId不能为空");
      }
  
      /**
       * 执行删除优惠券池命令
       * 
       * 将请求参数转换为优惠券池对象,调用服务层删除方法,并根据删除结果设置响应
       * 该方法使用事务注解确保操作的原子性
       * 
       * @param event 命令事件对象
       * @param cmdDataFlowContext 命令数据流上下文
       * @param reqJson 请求参数的JSON对象
       * @throws CmdException 当删除操作失败时抛出异常
       */
      @Override
      @Java110Transactional
      public void doCmd(CmdEvent event, ICmdDataFlowContext cmdDataFlowContext, JSONObject reqJson) throws CmdException {
          // 将JSON请求参数转换为优惠券池POJO对象
          CouponPoolPo couponPoolPo = BeanConvertUtil.covertBean(reqJson, CouponPoolPo.class);
          
          // 调用服务层删除方法,返回受影响的行数
          int flag = couponPoolV1InnerServiceSMOImpl.deleteCouponPool(couponPoolPo);
  
          // 检查删除操作是否成功,如果受影响行数小于1则认为删除失败
          if (flag < 1) {
              throw new CmdException("删除数据失败");
          }
  
          // 设置成功的响应结果
          cmdDataFlowContext.setResponseEntity(ResultVo.success());
      }
  }