mirror of
				https://gitee.com/hhyykk/ipms-sjy.git
				synced 2025-11-01 02:38:43 +08:00 
			
		
		
		
	仿钉钉流程设计- 基于服务任务实现会签下的拒绝需要全员
This commit is contained in:
		| @@ -15,7 +15,7 @@ public enum BpmUserTaskRejectHandlerType { | ||||
|  | ||||
|     FINISH_PROCESS(1, "终止流程"), | ||||
|     RETURN_PRE_USER_TASK(2, "驳回到指定任务节点"), | ||||
|     FINISH_PROCESS_BY_REJECT_RATIO(3, "按拒绝人数比例终止流程"), // 用于会签 | ||||
|     FINISH_PROCESS_BY_REJECT_NUMBER(3, "按拒绝人数终止流程"), // 用于会签 | ||||
|     FINISH_TASK(4, "结束任务"); // 待实现,可能会用于意见分支 | ||||
|  | ||||
|     private final Integer type; | ||||
|   | ||||
| @@ -41,6 +41,12 @@ public class BpmSimpleModelNodeVO { | ||||
|  | ||||
|     @Schema(description = "节点的属性") | ||||
|     private Map<String, Object> attributes; // TODO @jason:建议是字段分拆下;类似说: | ||||
|  | ||||
|     /** | ||||
|      * 附加节点 Id, 该节点不从前端传入。 由程序生成. 由于当个节点无法完成功能。 需要附加节点来完成。 | ||||
|      * 例如: 会签时需要按拒绝人数来终止流程。 需要 userTask + ServiceTask 两个节点配合完成。 serviceTask 由后端生成。 | ||||
|      */ | ||||
|     private String attachNodeId; | ||||
|     // Map<String, Integer> formPermissions; 表单权限;仅发起、审批、抄送节点会使用 | ||||
|     // Integer approveMethod; 审批方式;仅审批节点会使用 | ||||
|     // TODO @jason 后面和前端一起调整一下 | ||||
|   | ||||
| @@ -50,6 +50,16 @@ public interface BpmnModelConstants { | ||||
|      */ | ||||
|     String USER_TASK_REJECT_RETURN_TASK_ID = "rejectReturnTaskId"; | ||||
|  | ||||
|     /** | ||||
|      * BPMN UserTask 的扩展属性,用于标记用户任务的审批方式 | ||||
|      */ | ||||
|     String USER_TASK_APPROVE_METHOD = "approveMethod"; | ||||
|  | ||||
|     /** | ||||
|      * BPMN ExtensionElement 的扩展属性,用于标记 服务任务附属的用户任务 Id | ||||
|      */ | ||||
|     String SERVICE_TASK_ATTACH_USER_TASK_ID = "attachUserTaskId"; | ||||
|  | ||||
|     /** | ||||
|      * BPMN ExtensionElement 流程表单字段权限元素, 用于标记字段权限 | ||||
|      */ | ||||
| @@ -75,6 +85,4 @@ public interface BpmnModelConstants { | ||||
|      * 支持转仿钉钉设计模型的 Bpmn 节点 | ||||
|      */ | ||||
|     Set<Class<? extends FlowNode>> SUPPORT_CONVERT_SIMPLE_FlOW_NODES = ImmutableSet.of(UserTask.class, EndEvent.class); | ||||
|  | ||||
|     String REJECT_POST_PROCESS_MESSAGE_NAME = "message_reject_post_process"; | ||||
| } | ||||
|   | ||||
| @@ -0,0 +1,66 @@ | ||||
| package cn.iocoder.yudao.module.bpm.framework.flowable.core.expression; | ||||
|  | ||||
| import cn.hutool.core.lang.Assert; | ||||
| import cn.iocoder.yudao.framework.common.exception.enums.GlobalErrorCodeConstants; | ||||
| import cn.iocoder.yudao.framework.common.util.collection.CollectionUtils; | ||||
| import cn.iocoder.yudao.framework.common.util.number.NumberUtils; | ||||
| import cn.iocoder.yudao.module.bpm.enums.task.BpmTaskStatusEnum; | ||||
| import cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmConstants; | ||||
| import cn.iocoder.yudao.module.bpm.framework.flowable.core.util.BpmnModelUtils; | ||||
| import lombok.extern.slf4j.Slf4j; | ||||
| import org.flowable.bpmn.model.FlowElement; | ||||
| import org.flowable.engine.delegate.DelegateExecution; | ||||
| import org.springframework.stereotype.Component; | ||||
|  | ||||
| import java.util.Objects; | ||||
|  | ||||
| import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception; | ||||
| import static cn.iocoder.yudao.module.bpm.enums.definition.BpmApproveMethodEnum.ANY_APPROVE_ALL_REJECT; | ||||
| import static cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmnModelConstants.USER_TASK_APPROVE_METHOD; | ||||
|  | ||||
| /** | ||||
|  * 按拒绝人数计算会签的完成条件的流程表达式实现 | ||||
|  * | ||||
|  * @author jason | ||||
|  */ | ||||
| @Component | ||||
| @Slf4j | ||||
| public class CompleteByRejectCountExpression { | ||||
|  | ||||
|     /** | ||||
|      *  会签的完成条件 | ||||
|      */ | ||||
|     public boolean completionCondition(DelegateExecution execution) { | ||||
|         FlowElement flowElement = execution.getCurrentFlowElement(); | ||||
|         // 实例总数 | ||||
|         Integer nrOfInstances = (Integer) execution.getVariable("nrOfInstances"); | ||||
|         // 完成的实例数 | ||||
|         Integer nrOfCompletedInstances = (Integer) execution.getVariable("nrOfCompletedInstances"); | ||||
|         // 审批方式 | ||||
|         Integer approveMethod = NumberUtils.parseInt(BpmnModelUtils.parseExtensionElement(flowElement, USER_TASK_APPROVE_METHOD)); | ||||
|         Assert.notNull(approveMethod, "审批方式不能空"); | ||||
|         // 计算拒绝的人数 | ||||
|         Integer rejectCount = CollectionUtils.getSumValue(execution.getExecutions(), | ||||
|                 item -> Objects.equals(BpmTaskStatusEnum.REJECT.getStatus(), item.getVariableLocal(BpmConstants.TASK_VARIABLE_STATUS, Integer.class)) ? 1 : 0, | ||||
|                 Integer::sum, 0); | ||||
|         // 同意的人数为 完成人数 - 拒绝人数 | ||||
|         int agreeCount = nrOfCompletedInstances - rejectCount; | ||||
|         // 1. 多人会签(通过只需一人,拒绝需要全员) | ||||
|         if (Objects.equals(ANY_APPROVE_ALL_REJECT.getMethod(), approveMethod)) { | ||||
|             // 1.1 一人同意. 会签任务完成 | ||||
|             if (agreeCount > 0) { | ||||
|                 return true; | ||||
|             } else { | ||||
|                 // 1.2 所有人都拒绝了。设置任务拒绝变量, 会签任务完成。 后续终止流程在 ServiceTask【MultiInstanceServiceTaskExpression】处理 | ||||
|                 if (Objects.equals(nrOfInstances, rejectCount)) { | ||||
|                     execution.setVariable(String.format("%s_reject",flowElement.getId()), Boolean.TRUE); | ||||
|                     return true; | ||||
|                 } | ||||
|                 return false; | ||||
|             } | ||||
|         } | ||||
|         // TODO 多人会签(按比例投票) | ||||
|         log.error("[completionCondition] 按拒绝人数计算会签的完成条件的审批方式[{}],配置有误", approveMethod); | ||||
|         throw exception(GlobalErrorCodeConstants.ERROR_CONFIGURATION); | ||||
|     } | ||||
| } | ||||
| @@ -0,0 +1,38 @@ | ||||
| package cn.iocoder.yudao.module.bpm.framework.flowable.core.expression; | ||||
|  | ||||
| import cn.hutool.core.lang.Assert; | ||||
| import cn.hutool.core.util.BooleanUtil; | ||||
| import cn.iocoder.yudao.module.bpm.enums.task.BpmCommentTypeEnum; | ||||
| import cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmnModelConstants; | ||||
| import cn.iocoder.yudao.module.bpm.framework.flowable.core.util.BpmnModelUtils; | ||||
| import cn.iocoder.yudao.module.bpm.service.task.BpmProcessInstanceService; | ||||
| import jakarta.annotation.Resource; | ||||
| import org.flowable.engine.delegate.DelegateExecution; | ||||
| import org.flowable.engine.delegate.JavaDelegate; | ||||
| import org.springframework.stereotype.Component; | ||||
|  | ||||
| /** | ||||
|  * 处理会签 Service Task 代理表达式 | ||||
|  * | ||||
|  * @author jason | ||||
|  */ | ||||
| @Component | ||||
| public class MultiInstanceServiceTaskExpression implements JavaDelegate { | ||||
|  | ||||
|     @Resource | ||||
|     private BpmProcessInstanceService processInstanceService; | ||||
|  | ||||
|     @Override | ||||
|     public void execute(DelegateExecution execution) { | ||||
|         String attachUserTaskId = BpmnModelUtils.parseExtensionElement(execution.getCurrentFlowElement(), | ||||
|                 BpmnModelConstants.SERVICE_TASK_ATTACH_USER_TASK_ID); | ||||
|         Assert.notNull(attachUserTaskId, "附属的用户任务 Id 不能为空"); | ||||
|         // 获取会签任务是否被拒绝 | ||||
|         Boolean userTaskRejected = execution.getVariable(String.format("%s_reject", attachUserTaskId), Boolean.class); | ||||
|         // 如果会签任务被拒绝, 终止流程 | ||||
|         if (BooleanUtil.isTrue(userTaskRejected)) { | ||||
|             processInstanceService.updateProcessInstanceReject(execution.getProcessInstanceId(), | ||||
|                     BpmCommentTypeEnum.REJECT.formatComment("会签任务拒绝人数满足条件")); | ||||
|         } | ||||
|     } | ||||
| } | ||||
| @@ -26,6 +26,7 @@ import java.util.Objects; | ||||
|  | ||||
| import static cn.iocoder.yudao.module.bpm.enums.definition.BpmBoundaryEventType.USER_TASK_TIMEOUT; | ||||
| import static cn.iocoder.yudao.module.bpm.enums.definition.BpmSimpleModelNodeType.*; | ||||
| import static cn.iocoder.yudao.module.bpm.enums.definition.BpmUserTaskRejectHandlerType.FINISH_PROCESS_BY_REJECT_NUMBER; | ||||
| import static cn.iocoder.yudao.module.bpm.enums.definition.BpmUserTaskTimeoutActionEnum.AUTO_REMINDER; | ||||
| import static cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmnModelConstants.*; | ||||
| import static cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.SimpleModelConstants.*; | ||||
| @@ -55,6 +56,11 @@ public class SimpleModelUtils { | ||||
|      */ | ||||
|     public static final String ANY_OF_APPROVE_COMPLETE_EXPRESSION = "${ nrOfCompletedInstances > 0 }"; | ||||
|  | ||||
|     /** | ||||
|      * 按拒绝人数计算多实例完成条件的表达式 | ||||
|      */ | ||||
|     public static final String COMPLETE_BY_REJECT_COUNT_EXPRESSION = "${completeByRejectCountExpression.completionCondition(execution)}"; | ||||
|  | ||||
|     // TODO-DONE @jason:建议方法名,改成 buildBpmnModel | ||||
|     // TODO @yunai:注释需要完善下; | ||||
|  | ||||
| @@ -71,10 +77,6 @@ public class SimpleModelUtils { | ||||
|         // 不加这个 解析 Message 会报 NPE 异常 . | ||||
|         bpmnModel.setTargetNamespace(BPMN2_NAMESPACE); // TODO @jason:待定:是不是搞个自定义的 namespace; | ||||
|         // TODO 芋艿:后续在 review | ||||
|         // @芋艿 这个 Message 可以去掉 暂时用不上 | ||||
|         Message rejectPostProcessMsg = new Message(); | ||||
|         rejectPostProcessMsg.setName(REJECT_POST_PROCESS_MESSAGE_NAME); | ||||
|         bpmnModel.addMessage(rejectPostProcessMsg); | ||||
|  | ||||
|         Process process = new Process(); | ||||
|         process.setId(processId); | ||||
| @@ -107,19 +109,30 @@ public class SimpleModelUtils { | ||||
|         if (nodeType == END_NODE) { | ||||
|             return; | ||||
|         } | ||||
|  | ||||
|         // 2.1 情况一:普通节点 | ||||
|         BpmSimpleModelNodeVO childNode = node.getChildNode(); | ||||
|         if (!BpmSimpleModelNodeType.isBranchNode(node.getType())) { | ||||
|             if (!isValidNode(childNode)) { | ||||
|                 // 2.1.1 普通节点且无孩子节点。分两种情况 | ||||
|                 // a.结束节点  b. 条件分支的最后一个节点.与分支节点的孩子节点或聚合节点建立连线。 | ||||
|                 SequenceFlow sequenceFlow = buildBpmnSequenceFlow(node.getId(), targetNodeId, null, null, null); | ||||
|                 process.addFlowElement(sequenceFlow); | ||||
|                 if (StrUtil.isNotEmpty(node.getAttachNodeId())) { | ||||
|                     // 2.1.1.1 如果有附加节点. 需要先建立和附加节点的连线。再建立附加节点和目标节点的连线 | ||||
|                     List<SequenceFlow> sequenceFlows = buildAttachNodeSequenceFlow(node.getId(), node.getAttachNodeId(), targetNodeId); | ||||
|                     sequenceFlows.forEach(process::addFlowElement); | ||||
|                 } else { | ||||
|                     SequenceFlow sequenceFlow = buildBpmnSequenceFlow(node.getId(), targetNodeId, null, null, null); | ||||
|                     process.addFlowElement(sequenceFlow); | ||||
|                 } | ||||
|             } else { | ||||
|                 // 2.1.2 普通节点且有孩子节点。建立连线 | ||||
|                 SequenceFlow sequenceFlow = buildBpmnSequenceFlow(node.getId(), childNode.getId(), null, null, null); | ||||
|                 process.addFlowElement(sequenceFlow); | ||||
|                 if (StrUtil.isNotEmpty(node.getAttachNodeId())) { | ||||
|                     // 2.1.1.2 如果有附加节点. 需要先建立和附加节点的连线。再建立附加节点和目标节点的连线 | ||||
|                     List<SequenceFlow> sequenceFlows = buildAttachNodeSequenceFlow(node.getId(), node.getAttachNodeId(), childNode.getId()); | ||||
|                     sequenceFlows.forEach(process::addFlowElement); | ||||
|                 } else { | ||||
|                     SequenceFlow sequenceFlow = buildBpmnSequenceFlow(node.getId(), childNode.getId(), null, null, null); | ||||
|                     process.addFlowElement(sequenceFlow); | ||||
|                 } | ||||
|                 // 递归调用后续节点 | ||||
|                 traverseNodeToBuildSequenceFlow(process, childNode, targetNodeId); | ||||
|             } | ||||
| @@ -173,6 +186,18 @@ public class SimpleModelUtils { | ||||
|         } | ||||
|     } | ||||
|  | ||||
|     /** | ||||
|      *  构建有附加节点的连线 | ||||
|      * @param nodeId 当前节点 Id | ||||
|      * @param attachNodeId 附属节点 Id | ||||
|      * @param targetNodeId 目标节点 Id | ||||
|      */ | ||||
|     private static List<SequenceFlow> buildAttachNodeSequenceFlow(String nodeId, String attachNodeId, String targetNodeId) { | ||||
|         SequenceFlow sequenceFlow = buildBpmnSequenceFlow(nodeId, attachNodeId, null, null, null); | ||||
|         SequenceFlow attachSequenceFlow = buildBpmnSequenceFlow(attachNodeId, targetNodeId, null, null, null); | ||||
|         return CollUtil.newArrayList(sequenceFlow, attachSequenceFlow); | ||||
|     } | ||||
|  | ||||
|     /** | ||||
|      * 构造条件表达式 | ||||
|      * | ||||
| @@ -331,9 +356,28 @@ public class SimpleModelUtils { | ||||
|             BoundaryEvent boundaryEvent = buildUserTaskTimerBoundaryEvent(userTask, userTaskConfig.getTimeoutHandler()); | ||||
|             flowElements.add(boundaryEvent); | ||||
|         } | ||||
|         // 如果按拒绝人数终止流程。需要添加附加的 ServiceTask 处理 | ||||
|         if (userTaskConfig.getRejectHandler() != null && | ||||
|                 Objects.equals(FINISH_PROCESS_BY_REJECT_NUMBER.getType(), userTaskConfig.getRejectHandler().getType())) { | ||||
|             ServiceTask serviceTask = buildMultiInstanceServiceTask(node); | ||||
|             flowElements.add(serviceTask); | ||||
|         } | ||||
|         return flowElements; | ||||
|     } | ||||
|  | ||||
|     private static ServiceTask buildMultiInstanceServiceTask(BpmSimpleModelNodeVO node) { | ||||
|         ServiceTask serviceTask = new ServiceTask(); | ||||
|         String id = String.format("Activity-%s", IdUtil.fastSimpleUUID()); | ||||
|         serviceTask.setId(id); | ||||
|         serviceTask.setName("会签服务任务"); | ||||
|         serviceTask.setImplementationType(ImplementationType.IMPLEMENTATION_TYPE_DELEGATEEXPRESSION); | ||||
|         serviceTask.setImplementation("${multiInstanceServiceTaskExpression}"); | ||||
|         serviceTask.setAsynchronous(false); | ||||
|         addExtensionElement(serviceTask, SERVICE_TASK_ATTACH_USER_TASK_ID, node.getId()); | ||||
|         node.setAttachNodeId(id); | ||||
|         return serviceTask; | ||||
|     } | ||||
|  | ||||
|     private static BoundaryEvent buildUserTaskTimerBoundaryEvent(UserTask userTask, SimpleModelUserTaskConfig.TimeoutHandler timeoutHandler) { | ||||
|         // 定时器边界事件 | ||||
|         BoundaryEvent boundaryEvent = new BoundaryEvent(); | ||||
| @@ -468,6 +512,9 @@ public class SimpleModelUtils { | ||||
|         if (bpmApproveMethodEnum == null || bpmApproveMethodEnum == BpmApproveMethodEnum.SINGLE_PERSON_APPROVE) { | ||||
|             return; | ||||
|         } | ||||
|         // 添加审批方式的扩展属性 | ||||
|         addExtensionElement(userTask, BpmnModelConstants.USER_TASK_APPROVE_METHOD, | ||||
|                 approveMethod == null ? null : approveMethod.toString()); | ||||
|         MultiInstanceLoopCharacteristics multiInstanceCharacteristics = new MultiInstanceLoopCharacteristics(); | ||||
|         //  设置 collectionVariable。本系统用不到。会在 仅仅为了校验。 | ||||
|         multiInstanceCharacteristics.setInputDataItem("${coll_userList}"); | ||||
| @@ -484,8 +531,7 @@ public class SimpleModelUtils { | ||||
|             multiInstanceCharacteristics.setLoopCardinality("1"); | ||||
|             userTask.setLoopCharacteristics(multiInstanceCharacteristics); | ||||
|         } else if (bpmApproveMethodEnum == BpmApproveMethodEnum.ANY_APPROVE_ALL_REJECT) { | ||||
|             // 这种情况。拒绝任务时候,不会终止或者完成任务 参见 BpmTaskService#rejectTask 方法 | ||||
|             multiInstanceCharacteristics.setCompletionCondition(ANY_OF_APPROVE_COMPLETE_EXPRESSION); | ||||
|             multiInstanceCharacteristics.setCompletionCondition(COMPLETE_BY_REJECT_COUNT_EXPRESSION); | ||||
|             multiInstanceCharacteristics.setSequential(false); | ||||
|         } | ||||
|         // TODO 会签(按比例投票 ) | ||||
|   | ||||
| @@ -35,7 +35,6 @@ import org.flowable.engine.HistoryService; | ||||
| import org.flowable.engine.ManagementService; | ||||
| import org.flowable.engine.RuntimeService; | ||||
| import org.flowable.engine.TaskService; | ||||
| import org.flowable.engine.runtime.Execution; | ||||
| import org.flowable.engine.runtime.ProcessInstance; | ||||
| import org.flowable.task.api.DelegationState; | ||||
| import org.flowable.task.api.Task; | ||||
| @@ -352,30 +351,17 @@ public class BpmTaskServiceImpl implements BpmTaskService { | ||||
|                     .setReason(reqVO.getReason()); | ||||
|             returnTask(userId, returnReq); | ||||
|             return; | ||||
|         } else if (userTaskRejectHandlerType == BpmUserTaskRejectHandlerType.FINISH_PROCESS_BY_REJECT_RATIO) { | ||||
|             // 3.3 按拒绝人数比例终止流程 | ||||
|         } else if (userTaskRejectHandlerType == BpmUserTaskRejectHandlerType.FINISH_PROCESS_BY_REJECT_NUMBER) { | ||||
|             // 3.3 按拒绝人数终止流程 | ||||
|             if (!flowElement.hasMultiInstanceLoopCharacteristics()) { | ||||
|                 log.error("[rejectTask] 用户任务拒绝处理类型配置错误, 按拒绝人数终止流程只能用于会签任务"); | ||||
|                 throw exception(GlobalErrorCodeConstants.ERROR_CONFIGURATION); | ||||
|             } | ||||
|             // 获取并行任务总数 | ||||
|             Execution execution = runtimeService.createExecutionQuery().processInstanceId(task.getProcessInstanceId()) | ||||
|                     .executionId(task.getExecutionId()).singleResult(); | ||||
|             Integer nrOfInstances = runtimeService.getVariable(execution.getParentId(), "nrOfInstances", Integer.class); | ||||
|             // 获取未完成任务列表 | ||||
|             List<Task> taskList = getTaskListByProcessInstanceIdAndAssigned(task.getProcessInstanceId(), null, | ||||
|                     task.getTaskDefinitionKey()); | ||||
|             // 获取已经拒绝的任务数 | ||||
|             Integer rejectNumber = getSumValue(taskList, | ||||
|                     item -> Objects.equals(BpmTaskStatusEnum.REJECT.getStatus(), FlowableUtils.getTaskStatus(item)) ? 1 : 0, | ||||
|                     Integer::sum, 0); | ||||
| //            // TODO @jason:如果这样的话,后续会不会在【已完成】里面查询不到哈?【重要!!!!】 | ||||
| //            // 拒绝任务后,任务分配人清空。但不能完成任务 | ||||
| //            taskService.setAssignee(task.getId(), ""); | ||||
|             // 不是所有人拒绝返回。 TODO 后续需要做按拒绝人数比例来判断 | ||||
|             if (!Objects.equals(nrOfInstances, rejectNumber)) { | ||||
|                 return; | ||||
|             } | ||||
|             // 设置变量值为拒绝 | ||||
|             runtimeService.setVariableLocal(task.getExecutionId(), BpmConstants.TASK_VARIABLE_STATUS, BpmTaskStatusEnum.REJECT.getStatus()); | ||||
|             // 完成任务 | ||||
|             taskService.complete(task.getId()); | ||||
|             return; | ||||
|         } | ||||
|         // 3.4 其他情况 终止流程。 TODO 后续可能会增加处理类型 | ||||
|         processInstanceService.updateProcessInstanceReject(instance.getProcessInstanceId(), reqVO.getReason()); | ||||
|   | ||||
		Reference in New Issue
	
	Block a user
	 jason
					jason