fix: 只展示任务节点办理人信息

ruoyi-flowable/src/main/java/com/ruoyi/flowable/service/impl/FlowTaskServiceImpl.java

@@ -549,6 +549,7 @@ public class FlowTaskServiceImpl extends FlowServiceFactory implements IFlowTask
             if (CollectionUtils.isNotEmpty(taskList)) {
                 flowTask.setTaskId(taskList.get(0).getId());
                 flowTask.setTaskName(taskList.get(0).getName());
+                if (StringUtils.isNotBlank(taskList.get(0).getAssignee())) {
                     // 当前任务节点办理人信息
                     SysUser sysUser = sysUserService.selectUserById(Long.parseLong(taskList.get(0).getAssignee()));
                     if (Objects.nonNull(sysUser)) {
@@ -556,10 +557,12 @@ public class FlowTaskServiceImpl extends FlowServiceFactory implements IFlowTask
                         flowTask.setAssigneeName(sysUser.getNickName());
                         flowTask.setAssigneeDeptName(Objects.nonNull(sysUser.getDept()) ? sysUser.getDept().getDeptName() : "");
                     }
+                }
             } else {
                 List<HistoricTaskInstance> historicTaskInstance = historyService.createHistoricTaskInstanceQuery().processInstanceId(hisIns.getId()).orderByHistoricTaskInstanceEndTime().desc().list();
                 flowTask.setTaskId(historicTaskInstance.get(0).getId());
                 flowTask.setTaskName(historicTaskInstance.get(0).getName());
+                if (StringUtils.isNotBlank(historicTaskInstance.get(0).getAssignee())) {
                     // 当前任务节点办理人信息
                     SysUser sysUser = sysUserService.selectUserById(Long.parseLong(historicTaskInstance.get(0).getAssignee()));
                     if (Objects.nonNull(sysUser)) {
@@ -568,6 +571,7 @@ public class FlowTaskServiceImpl extends FlowServiceFactory implements IFlowTask
                         flowTask.setAssigneeDeptName(Objects.nonNull(sysUser.getDept()) ? sysUser.getDept().getDeptName() : "");
                     }
                 }
+            }
             flowList.add(flowTask);
         }
         page.setRecords(flowList);