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fix(bpm):解决由于退回的任务中已有自选审批人相关数据，导致退回后重新自选审批人相关数据被旧数据影响的问题。

This commit is contained in:
吴焕超 2025-05-23 16:01:51 +08:00
parent 72c8ac3817
commit 38607f0a3e
3 changed files with 73 additions and 1 deletions
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2
yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/behavior/BpmParallelMultiInstanceBehavior.java
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@ -59,7 +59,7 @@ public class BpmParallelMultiInstanceBehavior extends ParallelMultiInstanceBehav
// 第二步，获取任务的所有处理人
@SuppressWarnings("unchecked")
Set<Long> assigneeUserIds = (Set<Long>) execution.getVariable(super.collectionVariable, Set.class);
Set<Long> assigneeUserIds = (Set<Long>) execution.getVariableLocal(super.collectionVariable, Set.class);
if (assigneeUserIds == null) {
assigneeUserIds = taskCandidateInvoker.calculateUsersByTask(execution);
if (CollUtil.isEmpty(assigneeUserIds)) {

42
yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/BpmnModelUtils.java
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@ -755,6 +755,48 @@ public class BpmnModelUtils {
return userTaskList;
}
/**
* 获取当前元素后可能执行到的所有userTask
*
* @param startElement 起始元素
* @param bpmnModel 流程模型
* @return 当前元素后可能执行到的所有userTask，不包含自身
*/
public static Set<UserTask> findReachableUserTasks(FlowElement startElement, BpmnModel bpmnModel) {
Set<UserTask> userTasks = new HashSet<>();
Set<String> visited = new HashSet<>();
if (startElement instanceof FlowNode) {
List<SequenceFlow> outgoing = ((FlowNode) startElement).getOutgoingFlows();
for (SequenceFlow flow : outgoing) {
FlowElement target = bpmnModel.getMainProcess().getFlowElement(flow.getTargetRef());
dfs(target, bpmnModel, userTasks, visited);
}
}
return userTasks;
}
private static void dfs(FlowElement current, BpmnModel model, Set<UserTask> userTasks, Set<String> visited) {
if (current == null || visited.contains(current.getId())) {
return;
}
visited.add(current.getId());
if (current instanceof UserTask) {
userTasks.add((UserTask) current);
}
if (current instanceof FlowNode) {
List<SequenceFlow> outgoingFlows = ((FlowNode) current).getOutgoingFlows();
for (SequenceFlow flow : outgoingFlows) {
String targetRef = flow.getTargetRef();
FlowElement targetElement = model.getMainProcess().getFlowElement(targetRef);
dfs(targetElement, model, userTasks, visited);
}
}
}
// ========== BPMN 流程预测相关的方法 ==========
/**

30
yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmTaskServiceImpl.java
View File

@ -925,6 +925,36 @@ public class BpmTaskServiceImpl implements BpmTaskService {
.processInstanceId(currentTask.getProcessInstanceId())
.moveExecutionToActivityId(mainExecutionId, reqVO.getTargetTaskDefinitionKey())
.changeState();
// 5. 清除'审批人自选'策略相关数据
// 移除退回后不会自动通过的节点的审批人数据
// 根据自动去重设置执行相关操作
BpmProcessDefinitionInfoDO processDefinitionInfo = bpmProcessDefinitionService.getProcessDefinitionInfo(currentTask.getProcessDefinitionId());
BpmnModel bpmnModel = bpmProcessDefinitionService.getProcessDefinitionBpmnModel(currentTask.getProcessDefinitionId());
ProcessInstance processInstance = processInstanceService.getProcessInstance(currentTask.getProcessInstanceId());
if (BpmAutoApproveTypeEnum.NONE.getType().equals(processDefinitionInfo.getAutoApprovalType())) {
// 不自动通过，清除 targetElement 后所有节点的审批人数据
Map<String, List<Long>> approveUserSelectAssignees = FlowableUtils.getApproveUserSelectAssignees(processInstance);
if (ObjectUtil.isNotEmpty(approveUserSelectAssignees)) {
Set<UserTask> reachableUserTasks = findReachableUserTasks(targetElement, bpmnModel);
for (UserTask reachableUserTask : reachableUserTasks) {
approveUserSelectAssignees.remove(reachableUserTask.getId());
}
runtimeService.setVariable(processInstance.getProcessInstanceId(),BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_APPROVE_USER_SELECT_ASSIGNEES,approveUserSelectAssignees);
}
} else if (BpmAutoApproveTypeEnum.APPROVE_SEQUENT.getType().equals(processDefinitionInfo.getAutoApprovalType())) {
// TODO 优化：去重规则为连续审批的节点自动通过，看退回到目标节点后会自动通过走到哪里，将走到的位置之后的节点自选审批人数据清空
// 暂且清除 targetElement 后所有节点的审批人数据
// 自动通过时若候选人策略为'审批人自选'，会因为缺失自选审批人报错，需要重新选择审批人手动审批
Map<String, List<Long>> approveUserSelectAssignees = FlowableUtils.getApproveUserSelectAssignees(processInstance);
if (ObjectUtil.isNotEmpty(approveUserSelectAssignees)) {
Set<UserTask> reachableUserTasks = findReachableUserTasks(targetElement, bpmnModel);
for (UserTask reachableUserTask : reachableUserTasks) {
approveUserSelectAssignees.remove(reachableUserTask.getId());
}
runtimeService.setVariable(processInstance.getProcessInstanceId(),BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_APPROVE_USER_SELECT_ASSIGNEES,approveUserSelectAssignees);
}
}
// 若为自动通过，还会走到当前节点，不清除节点自选审批人数据
}
@Override