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feat: [BPM 工作流] 增加跳过表达式判断。

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This commit is contained in:
jason
2025-07-29 09:36:53 +08:00
parent 76d8906748
commit 1684706e9a
5 changed files with 71 additions and 8 deletions
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3
yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/definition/vo/model/simple/BpmSimpleModelNodeVO.java
View File

@@ -71,6 +71,9 @@ public class BpmSimpleModelNodeVO {
@Schema(description = "是否填写审批意见", example = "false")
private Boolean reasonRequire;
@Schema(description = "跳过表达式", example = "{true}")
private String skipExpression; // 用于审批节点
/**
* 审批节点拒绝处理
*/

2
yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/enums/task/BpmTaskStatusEnum.java
View File

@@ -13,7 +13,7 @@ import lombok.Getter;
@Getter
@AllArgsConstructor
public enum BpmTaskStatusEnum {
SKIP(-2, "跳过"),
NOT_START(-1, "未开始"),
RUNNING(1, "审批中"),
APPROVE(2, "审批通过"),

30
yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/BpmnModelUtils.java
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@@ -800,9 +800,10 @@ public class BpmnModelUtils {
|| currentElement instanceof EndEvent
|| currentElement instanceof UserTask
|| currentElement instanceof ServiceTask) {
// 添加元素
// 添加节点
FlowNode flowNode = (FlowNode) currentElement;
resultElements.add(flowNode);
// 遍历子节点
flowNode.getOutgoingFlows().forEach(
nextElement -> simulateNextFlowElements(nextElement.getTargetFlowElement(), variables, resultElements, visitElements));
@@ -835,6 +836,31 @@ public class BpmnModelUtils {
}
}
/**
* 判断是否跳过此节点
*
* @param flowNode 节点
* @param variables 流程变量
*/
public static boolean isSkipNode(FlowElement flowNode, Map<String, Object> variables) {
// 1. 检查节点是否有跳过表达式（支持多种任务节点类型）
String skipExpression = null;
if (flowNode instanceof UserTask) {
skipExpression = ((UserTask) flowNode).getSkipExpression();
} else if (flowNode instanceof ServiceTask) {
skipExpression = ((ServiceTask) flowNode).getSkipExpression();
} else if (flowNode instanceof ScriptTask) {
skipExpression = ((ScriptTask) flowNode).getSkipExpression();
}
if (StrUtil.isEmpty(skipExpression)) {
return false;
}
// 2. 计算跳过表达式的值
return evalConditionExpress(variables, skipExpression);
}
/**
* 根据当前节点，获取下一个节点
*
@@ -997,7 +1023,7 @@ public class BpmnModelUtils {
* @return 是否满足条件
*/
public static boolean evalConditionExpress(Map<String, Object> variables, String expression) {
if (expression == null) {
if (StrUtil.isEmpty(expression)) {
return Boolean.FALSE;
}
// 如果 variables 为空，则创建一个的原因？可能 expression 的计算，不依赖于 variables

18
yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/SimpleModelUtils.java
View File

@@ -464,9 +464,15 @@ public class SimpleModelUtils {
addReasonRequire(node.getReasonRequire(), userTask);
// 节点类型
addNodeType(node.getType(), userTask);
// 添加跳过表达式
if (StrUtil.isNotEmpty(node.getSkipExpression())) {
userTask.setSkipExpression(node.getSkipExpression());
}
return userTask;
}
private void addUserTaskListener(BpmSimpleModelNodeVO node, UserTask userTask) {
List<FlowableListener> flowableListeners = new ArrayList<>(3);
if (node.getTaskCreateListener() != null
@@ -967,7 +973,7 @@ public class SimpleModelUtils {
|| nodeType == BpmSimpleModelNodeTypeEnum.COPY_NODE
|| nodeType == BpmSimpleModelNodeTypeEnum.CHILD_PROCESS
|| nodeType == BpmSimpleModelNodeTypeEnum.END_NODE) {
// 添加元素
// 添加此节点
resultNodes.add(currentNode);
}
@@ -1013,6 +1019,16 @@ public class SimpleModelUtils {
simulateNextNode(currentNode.getChildNode(), variables, resultNodes);
}
/**
* 根据跳过表达式，判断是否跳过此节点。
*/
public static boolean isSkipNode(BpmSimpleModelNodeVO currentNode, Map<String, Object> variables) {
if (StrUtil.isEmpty(currentNode.getSkipExpression())) {
return false;
}
return BpmnModelUtils.evalConditionExpress(variables, currentNode.getSkipExpression());
}
public static boolean evalConditionExpress(Map<String, Object> variables, BpmSimpleModelNodeVO.ConditionSetting conditionSetting) {
return BpmnModelUtils.evalConditionExpress(variables, buildConditionExpression(conditionSetting));
}

26
yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceServiceImpl.java
View File

@@ -398,7 +398,7 @@ public class BpmProcessInstanceServiceImpl implements BpmProcessInstanceService
? BpmSimpleModelNodeTypeEnum.START_USER_NODE.getType()
: ObjUtil.defaultIfNull(parseNodeType(flowNode), // 目的：解决“办理节点”的识别
BpmSimpleModelNodeTypeEnum.APPROVE_NODE.getType()))
.setStatus(FlowableUtils.getTaskStatus(task))
.setStatus(getEndActivityNodeStatus(task))
.setCandidateStrategy(BpmnModelUtils.parseCandidateStrategy(flowNode))
.setStartTime(DateUtils.of(task.getCreateTime())).setEndTime(DateUtils.of(task.getEndTime()))
.setTasks(singletonList(BpmProcessInstanceConvert.INSTANCE.buildApprovalTaskInfo(task)));
@@ -462,6 +462,15 @@ public class BpmProcessInstanceServiceImpl implements BpmProcessInstanceService
return approvalNodes;
}
/**
* 获取结束节点的状态
*/
private Integer getEndActivityNodeStatus(HistoricTaskInstance task) {
Integer status = FlowableUtils.getTaskStatus(task);
return status == null ? BpmTaskStatusEnum.SKIP.getStatus() : status; // 结束节点未获取到状态，为跳过状态
}
/**
* 获得【进行中】的活动节点们
*/
@@ -565,10 +574,14 @@ public class BpmProcessInstanceServiceImpl implements BpmProcessInstanceService
if (runActivityIds.contains(node.getId())) {
return null;
}
Integer status = BpmTaskStatusEnum.NOT_START.getStatus();
// 如果节点被跳过。设置状态为跳过
if (SimpleModelUtils.isSkipNode(node, processVariables)) {
status = BpmTaskStatusEnum.SKIP.getStatus();
}
ActivityNode activityNode = new ActivityNode().setId(node.getId()).setName(node.getName())
.setNodeType(node.getType()).setCandidateStrategy(node.getCandidateStrategy())
.setStatus(BpmTaskStatusEnum.NOT_START.getStatus());
.setStatus(status);
// 1. 开始节点/审批节点
if (ObjectUtils.equalsAny(node.getType(),
@@ -608,8 +621,13 @@ public class BpmProcessInstanceServiceImpl implements BpmProcessInstanceService
if (runActivityIds.contains(node.getId())) {
return null;
}
Integer status = BpmTaskStatusEnum.NOT_START.getStatus();
// 如果节点被跳过，状态设置为跳过
if(BpmnModelUtils.isSkipNode(node, processVariables)){
status = BpmTaskStatusEnum.SKIP.getStatus();
}
ActivityNode activityNode = new ActivityNode().setId(node.getId())
.setStatus(BpmTaskStatusEnum.NOT_START.getStatus());
.setStatus(status);
// 1. 开始节点
if (node instanceof StartEvent) {