art: 设备管理-三保-并行任务执行， 并行网关多任务处理

zhangherong

2025-05-27 e1856ede152bbe7ab32208716b87c7d289080221

 lxzn-module-flowable/src/main/java/org/jeecg/modules/flowable/apithird/business/service/impl/FlowMyBusinessServiceImpl.java

@@ -5,6 +5,7 @@
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.apache.commons.collections4.CollectionUtils;
import org.flowable.engine.HistoryService;
import org.flowable.engine.history.HistoricActivityInstance;
import org.jeecg.modules.flowable.apithird.business.dto.FlowMyBusinessDto;
@@ -18,6 +19,7 @@
import org.springframework.transaction.annotation.Transactional;

import javax.annotation.Resource;
import java.util.Collections;
import java.util.Date;
import java.util.List;

@@ -37,14 +39,14 @@

    public HistoricActivityInstance getPreviousNode(String taskId) {
        // 获取当前任务的执行实例 ID
        String executionId = historyService.createHistoricTaskInstanceQuery()
        String processInstanceId = historyService.createHistoricTaskInstanceQuery()
                .taskId(taskId)
                .singleResult()
                .getExecutionId();
                .getProcessInstanceId();

        // 查询历史活动实例
        List<HistoricActivityInstance> historicActivityInstances = historyService.createHistoricActivityInstanceQuery()
                .executionId(executionId)
                .processInstanceId(processInstanceId)
                .activityType("userTask")
                .finished()
                .orderByHistoricActivityInstanceEndTime()
@@ -135,9 +137,28 @@
    }

    @Override
    public FlowMyBusiness getFlowMyBusiness(String instanceId, String taskId) {
        List<FlowMyBusiness> businessList = super.list(
                new QueryWrapper<FlowMyBusiness>().eq("process_instance_id", instanceId).eq("task_id", taskId));
        return businessList.isEmpty() ? null : businessList.get(0);
    }

    @Override
    public FlowMyBusiness selectByDataId(String dataId) {
        List<FlowMyBusiness> businessList = super.list(
                new QueryWrapper<FlowMyBusiness>().eq("data_id", dataId));
        return businessList.isEmpty() ? null : businessList.get(0);
    }

    @Override
    public List<FlowMyBusiness> selectListByDataId(String dataId) {
        //如果保存数据前未调用必调的FlowCommonService.initActBusiness方法，就会有问题
        LambdaQueryWrapper<FlowMyBusiness> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(FlowMyBusiness::getDataId, dataId);
        List<FlowMyBusiness> list = flowMyBusinessMapper.selectList(queryWrapper);
        if(CollectionUtils.isEmpty(list)){
            return Collections.emptyList();
        }
        return list;
    }
}