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service-fee/src/main/java/com/java110/fee/cmd/feePrintPage/DeleteFeePrintPageCmd.java 4.63 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.fee.cmd.feePrintPage;
  
  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.fee.IFeePrintPageV1InnerServiceSMO;
  import com.java110.po.fee.FeePrintPagePo;
  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.slf4j.Logger;
  import com.java110.core.log.LoggerFactory;
  import org.springframework.beans.factory.annotation.Autowired;
  
  /**
   * 类表述:删除
   * 服务编码:feePrintPage.deleteFeePrintPage
   * 请求路劲:/app/feePrintPage.DeleteFeePrintPage
   * add by 吴学文 at 2021-09-16 22:26:04 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
   */
  
  /**
   * 费用打印页面删除命令类
   * 
   * 该类负责处理费用打印页面的删除操作,实现了Cmd接口,通过注解标识服务编码,
   * 用于接收和处理前端发送的删除费用打印页面的请求
   * 
   * @author 吴学文
   * @version 1.0
   * @date 2021-09-16
   */
  @Java110Cmd(serviceCode = "feePrintPage.deleteFeePrintPage")
  public class DeleteFeePrintPageCmd extends Cmd {
      
      /**
       * 日志记录器
       */
      private static Logger logger = LoggerFactory.getLogger(DeleteFeePrintPageCmd.class);
  
      /**
       * 费用打印页面服务接口
       * 用于调用底层的费用打印页面删除操作
       */
      @Autowired
      private IFeePrintPageV1InnerServiceSMO feePrintPageV1InnerServiceSMOImpl;
  
      /**
       * 参数验证方法
       * 
       * 验证请求参数中是否包含必要的字段,确保删除操作的必要参数完整
       * 
       * @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pageId字段
          Assert.hasKeyAndValue(reqJson, "pageId", "pageId不能为空");
          // 验证请求参数中必须包含communityId字段
          Assert.hasKeyAndValue(reqJson, "communityId", "communityId不能为空");
      }
  
      /**
       * 执行删除命令方法
       * 
       * 将请求参数转换为实体对象,调用服务层进行删除操作,并处理删除结果
       * 使用事务注解确保删除操作的原子性
       * 
       * @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 {
          // 将请求JSON对象转换为费用打印页面实体对象
          FeePrintPagePo feePrintPagePo = BeanConvertUtil.covertBean(reqJson, FeePrintPagePo.class);
          
          // 调用服务层接口执行删除操作,返回影响的行数
          int flag = feePrintPageV1InnerServiceSMOImpl.deleteFeePrintPage(feePrintPagePo);
  
          // 检查删除操作是否成功,如果影响行数小于1表示删除失败
          if (flag < 1) {
              throw new CmdException("删除数据失败");
          }
  
          // 设置响应结果为成功
          cmdDataFlowContext.setResponseEntity(ResultVo.success());
      }
  }