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fix: 解决存在循环节点时的bug

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Lesan 2024-11-25 02:14:21 +00:00 committed by Gitee
parent 00a19cfc78
commit e587d68fef
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1 changed files with 9 additions and 0 deletions
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src/components/bpmnProcessDesigner/package/penal/custom-config/ElementCustomConfig.vue
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@ -245,6 +245,7 @@ function findAllPredecessorsExcludingStart(elementId, modeler) {
const elementRegistry = modeler.get('elementRegistry') const elementRegistry = modeler.get('elementRegistry')
const allConnections = elementRegistry.filter((element) => element.type === 'bpmn:SequenceFlow') const allConnections = elementRegistry.filter((element) => element.type === 'bpmn:SequenceFlow')
const predecessors = new Set() // 使用 Set 来避免重复节点 const predecessors = new Set() // 使用 Set 来避免重复节点
const visited = new Set() // 用于记录已访问的节点
// 检查是否是开始事件节点 // 检查是否是开始事件节点
function isStartEvent(element) { function isStartEvent(element) {
@ -252,6 +253,14 @@ function findAllPredecessorsExcludingStart(elementId, modeler) {
} }
function findPredecessorsRecursively(element) { function findPredecessorsRecursively(element) {
// 如果该节点已经访问过，直接返回，避免循环
if (visited.has(element)) {
return
}
// 标记当前节点为已访问
visited.add(element)
// 获取与当前节点相连的所有连接 // 获取与当前节点相连的所有连接
const incomingConnections = allConnections.filter((connection) => connection.target === element) const incomingConnections = allConnections.filter((connection) => connection.target === element)