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service-community/src/main/java/com/java110/community/cmd/inspectionPoint/DeleteInspectionPointCmd.java 4.03 KB
88e030b7   王彪总   init project
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  /**
   * 删除巡检点命令类
   * 
   * 该类负责处理删除巡检点的业务逻辑,包括验证删除条件和执行删除操作。
   * 在删除巡检点前会检查该巡检点是否被巡检路线关联,如果已被关联则不允许删除。
   * 
   * @author Java110
   * @version 1.0
   * @since 2023
   */
  package com.java110.community.cmd.inspectionPoint;
  
  import com.alibaba.fastjson.JSONObject;
  import com.java110.core.annotation.Java110Cmd;
  import com.java110.core.context.ICmdDataFlowContext;
  import com.java110.core.event.cmd.Cmd;
  import com.java110.core.event.cmd.CmdEvent;
  import com.java110.dto.inspection.InspectionRoutePointRelDto;
  import com.java110.intf.community.IInspectionPointV1InnerServiceSMO;
  import com.java110.intf.community.IInspectionRoutePointRelInnerServiceSMO;
  import com.java110.po.inspection.InspectionPointPo;
  import com.java110.utils.exception.CmdException;
  import com.java110.utils.util.Assert;
  import com.java110.utils.util.BeanConvertUtil;
  import org.springframework.beans.factory.annotation.Autowired;
  
  import java.util.List;
  
  @Java110Cmd(serviceCode = "inspectionPoint.deleteInspectionPoint")
  public class DeleteInspectionPointCmd extends Cmd {
  
      /**
       * 巡检路线点位关系服务接口
       * 用于查询巡检点与巡检路线的关联关系
       */
      @Autowired
      private IInspectionRoutePointRelInnerServiceSMO inspectionRoutePointRelInnerServiceSMOImpl;
  
      /**
       * 巡检点服务接口
       * 用于执行巡检点的删除操作
       */
      @Autowired
      private IInspectionPointV1InnerServiceSMO inspectionPointV1InnerServiceSMOImpl;
  
      /**
       * 参数验证方法
       * 
       * 验证请求参数中是否包含必要的巡检点ID信息
       * 
       * @param event 命令事件对象,包含请求相关信息
       * @param context 命令数据流上下文,用于获取和设置数据流
       * @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 context, JSONObject reqJson) throws CmdException {
          // 验证请求参数中必须包含inspectionId字段
          Assert.hasKeyAndValue(reqJson, "inspectionId", "巡检点ID不能为空");
      }
  
      /**
       * 执行删除巡检点命令
       * 
       * 主要执行逻辑:
       * 1. 检查巡检点是否被巡检路线关联
       * 2. 如果未被关联,则执行删除操作
       * 3. 如果删除失败,抛出异常
       * 
       * @param event 命令事件对象
       * @param context 命令数据流上下文
       * @param reqJson 请求参数的JSON对象
       * @throws CmdException 当删除操作失败或巡检点正在使用时抛出异常
       */
      @Override
      public void doCmd(CmdEvent event, ICmdDataFlowContext context, JSONObject reqJson) throws CmdException {
          // 将请求JSON转换为巡检点PO对象
          InspectionPointPo inspectionPointPo = BeanConvertUtil.covertBean(reqJson, InspectionPointPo.class);
          
          // 创建巡检路线点位关系查询对象
          InspectionRoutePointRelDto inspectionRoutePointRelDto = new InspectionRoutePointRelDto();
          // 设置要查询的巡检点ID
          inspectionRoutePointRelDto.setInspectionId(inspectionPointPo.getInspectionId());
          
          // 查询巡检点巡检路线关系表,检查该巡检点是否被巡检路线关联
          List<InspectionRoutePointRelDto> inspectionRoutePointRelDtos = inspectionRoutePointRelInnerServiceSMOImpl.queryInspectionRoutePointRels(inspectionRoutePointRelDto);
          
          // 如果查询结果不为空,说明巡检点正在被使用,不允许删除
          Assert.listIsNull(inspectionRoutePointRelDtos, "该巡检点正在使用,不能删除!");
  
          // 执行删除巡检点操作
          int flag = inspectionPointV1InnerServiceSMOImpl.deleteInspectionPoint(inspectionPointPo);
          
          // 检查删除操作是否成功,如果影响行数小于1,说明删除失败
          if (flag < 1) {
              throw new CmdException("删除巡检点失败");
          }
      }
  }