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【代码优化】工作流:进一步完善 SimpleModelUtils 的注释
【代码优化】工作流:新增 ConditionNodeConvert
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@ -4,9 +4,10 @@ import org.flowable.common.engine.api.variable.VariableContainer;
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import org.flowable.common.engine.impl.el.function.AbstractFlowableVariableExpressionFunction;
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import org.springframework.stereotype.Component;
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// TODO @jason:这个自定义转换的原因是啥呀?
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/**
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* 根据流程变量 variable 的类型, 转换参数的值
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* 根据流程变量 variable 的类型,转换参数的值
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*
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* 目前用于 ConditionNodeConvert 的 buildConditionExpression 方法中
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*
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* @author jason
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*/
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@ -20,11 +21,12 @@ public class VariableConvertByTypeExpressionFunction extends AbstractFlowableVar
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public static Object convertByType(VariableContainer variableContainer, String variableName, Object parmaValue) {
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Object variable = variableContainer.getVariable(variableName);
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if (variable != null && parmaValue != null) {
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// 如果值不是字符串类型, 流程变量的类型是字符串。 把值转成字符串
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// 如果值不是字符串类型,流程变量的类型是字符串,把值转成字符串
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if (!(parmaValue instanceof String) && variable instanceof String ) {
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return parmaValue.toString();
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}
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}
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return parmaValue;
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}
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}
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@ -18,10 +18,6 @@ import org.flowable.bpmn.model.*;
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import java.util.*;
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import static cn.iocoder.yudao.module.bpm.controller.admin.definition.vo.model.simple.BpmSimpleModelNodeVO.TimeoutHandler;
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import static cn.iocoder.yudao.module.bpm.enums.definition.BpmSimpleModelNodeType.*;
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import static cn.iocoder.yudao.module.bpm.enums.definition.BpmUserTaskApproveTypeEnum.USER;
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import static cn.iocoder.yudao.module.bpm.enums.definition.BpmUserTaskTimeoutHandlerTypeEnum.REMINDER;
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import static cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmnModelConstants.*;
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import static cn.iocoder.yudao.module.bpm.framework.flowable.core.util.BpmnModelUtils.*;
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import static java.util.Arrays.asList;
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@ -33,11 +29,6 @@ import static java.util.Arrays.asList;
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*/
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public class SimpleModelUtils {
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/**
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* 聚合网关节点 Id 后缀
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*/
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public static final String JOIN_GATE_WAY_NODE_ID_SUFFIX = "_join";
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private static final Map<BpmSimpleModelNodeType, NodeConvert> NODE_CONVERTS = MapUtil.newHashMap();
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static {
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@ -83,9 +74,16 @@ public class SimpleModelUtils {
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}
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private static BpmSimpleModelNodeVO buildStartNode() {
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return new BpmSimpleModelNodeVO().setId(START_EVENT_NODE_ID).setName(START_EVENT_NODE_NAME).setType(START_NODE.getType());
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return new BpmSimpleModelNodeVO().setId(START_EVENT_NODE_ID).setName(START_EVENT_NODE_NAME)
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.setType(BpmSimpleModelNodeType.START_NODE.getType());
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}
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/**
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* 遍历节点,构建 FlowNode 元素
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*
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* @param node SIMPLE 节点
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* @param process BPMN 流程
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*/
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private static void traverseNodeToBuildFlowNode(BpmSimpleModelNodeVO node, Process process) {
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// 1. 判断是否有效节点
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if (!isValidNode(node)) {
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@ -100,18 +98,24 @@ public class SimpleModelUtils {
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List<? extends FlowElement> flowElements = nodeConvert.convertList(node);
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flowElements.forEach(process::addFlowElement);
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// 如果不是网关类型的接口, 并且chileNode为空退出
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// 如果是“分支”节点,则递归处理条件
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// 3.1 情况一:如果当前是分支节点,并且存在条件节点,则处理每个条件的子节点
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if (BpmSimpleModelNodeType.isBranchNode(node.getType())
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&& ArrayUtil.isNotEmpty(node.getConditionNodes())) {
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&& CollUtil.isNotEmpty(node.getConditionNodes())) {
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// 注意:这里的 item.getChildNode() 处理的是每个条件的子节点,不是处理条件
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node.getConditionNodes().forEach(item -> traverseNodeToBuildFlowNode(item.getChildNode(), process));
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}
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// 如果有“子”节点,则递归处理子节点
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// 3.2 情况二:如果有“子”节点,则递归处理子节点
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traverseNodeToBuildFlowNode(node.getChildNode(), process);
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}
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// TODO @芋艿:在优化下这个注释
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/**
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* 遍历节点,构建 SequenceFlow 元素
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*
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* @param process Bpmn 流程
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* @param node 当前节点
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* @param targetNodeId 目标节点 ID
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*/
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private static void traverseNodeToBuildSequenceFlow(Process process, BpmSimpleModelNodeVO node, String targetNodeId) {
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// 1.1 无效节点返回
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if (!isValidNode(node)) {
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@ -123,83 +127,109 @@ public class SimpleModelUtils {
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if (nodeType == BpmSimpleModelNodeType.END_NODE) {
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return;
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}
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// 2.1 情况一:普通节点
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BpmSimpleModelNodeVO childNode = node.getChildNode();
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if (!BpmSimpleModelNodeType.isBranchNode(node.getType())) {
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if (!isValidNode(childNode)) {
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// 2.1.1 普通节点且无孩子节点。分两种情况
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// 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。
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if (StrUtil.isNotEmpty(node.getAttachNodeId())) {
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// 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
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List<SequenceFlow> sequenceFlows = buildAttachNodeSequenceFlow(node.getId(), node.getAttachNodeId(), targetNodeId);
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sequenceFlows.forEach(process::addFlowElement);
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} else {
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SequenceFlow sequenceFlow = buildBpmnSequenceFlow(node.getId(), targetNodeId, null, null, null);
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process.addFlowElement(sequenceFlow);
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}
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} else {
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// 2.1.2 普通节点且有孩子节点。建立连线
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if (StrUtil.isNotEmpty(node.getAttachNodeId())) {
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// 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
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List<SequenceFlow> sequenceFlows = buildAttachNodeSequenceFlow(node.getId(), node.getAttachNodeId(), childNode.getId());
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sequenceFlows.forEach(process::addFlowElement);
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} else {
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SequenceFlow sequenceFlow = buildBpmnSequenceFlow(node.getId(), childNode.getId(), null, null, null);
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process.addFlowElement(sequenceFlow);
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}
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// 递归调用后续节点
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traverseNodeToBuildSequenceFlow(process, childNode, targetNodeId);
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}
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traverseNormalNodeToBuildSequenceFlow(process, node, targetNodeId);
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} else {
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// 2.2 情况二:分支节点
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List<BpmSimpleModelNodeVO> conditionNodes = node.getConditionNodes();
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Assert.notEmpty(conditionNodes, "分支节点的条件节点不能为空");
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// 分支终点节点 Id
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String branchEndNodeId = null;
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if (nodeType == CONDITION_BRANCH_NODE) { // 条件分支
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// 分两种情况 1. 分支节点有孩子节点为孩子节点 Id 2. 分支节点孩子为无效节点时 (分支嵌套且为分支最后一个节点) 为分支终点节点Id
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branchEndNodeId = isValidNode(childNode) ? childNode.getId() : targetNodeId;
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} else if (nodeType == PARALLEL_BRANCH_NODE) { // 并行分支
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// 分支节点:分支终点节点 Id 为程序创建的网关集合节点。目前不会从前端传入。
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branchEndNodeId = node.getId() + JOIN_GATE_WAY_NODE_ID_SUFFIX;
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}
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// TODO 包容网关待实现
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Assert.notEmpty(branchEndNodeId, "分支终点节点 Id 不能为空");
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// 3.1 遍历分支节点. 如下情况:
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// 分支1、A->B->C->D->E 和 分支2、A->D->E。 A为分支节点, D为A孩子节点
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for (BpmSimpleModelNodeVO item : conditionNodes) {
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// TODO @jason:条件分支的情况下,需要分 item 搞的条件,和 conditionNodes 搞的条件
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// @芋艿 这个是啥意思。 这里的 item 的节点类型为 BpmSimpleModelNodeType.CONDITION_NODE 类型,没有对应的 bpmn 的节点。 仅仅用于构建条件表达式。
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Assert.isTrue(Objects.equals(item.getType(), CONDITION_NODE.getType()), "条件节点类型不符合");
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// 构建表达式,可以为空. 并行分支为空
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String conditionExpression = buildConditionExpression(item);
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BpmSimpleModelNodeVO nextNodeOnCondition = item.getChildNode();
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// 3.2 分支有后续节点, 分支1: A->B->C->D
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if (isValidNode(nextNodeOnCondition)) {
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// 3.2.1 建立 A->B
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SequenceFlow sequenceFlow = buildBpmnSequenceFlow(node.getId(), nextNodeOnCondition.getId(),
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item.getId(), item.getName(), conditionExpression);
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process.addFlowElement(sequenceFlow);
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// 3.2.2 递归调用后续节点连线。 建立 B->C->D 的连线
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traverseNodeToBuildSequenceFlow(process, nextNodeOnCondition, branchEndNodeId);
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} else {
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// 3.3 分支无后续节点 建立 A->D
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SequenceFlow sequenceFlow = buildBpmnSequenceFlow(node.getId(), branchEndNodeId,
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item.getId(), item.getName(), conditionExpression);
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process.addFlowElement(sequenceFlow);
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}
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}
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// 如果是并行分支。由于是程序创建的聚合网关。需要手工创建聚合网关和下一个节点的连线
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if (nodeType == PARALLEL_BRANCH_NODE) {
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String nextNodeId = isValidNode(childNode) ? childNode.getId() : targetNodeId;
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SequenceFlow sequenceFlow = buildBpmnSequenceFlow(branchEndNodeId, nextNodeId, null, null, null);
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traverseBranchNodeToBuildSequenceFlow(process, node, targetNodeId);
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}
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}
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/**
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* 遍历普通(非条件)节点,构建 SequenceFlow 元素
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*
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* @param process Bpmn 流程
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* @param node 当前节点
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* @param targetNodeId 目标节点 ID
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*/
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private static void traverseNormalNodeToBuildSequenceFlow(Process process, BpmSimpleModelNodeVO node, String targetNodeId) {
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BpmSimpleModelNodeVO childNode = node.getChildNode();
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// 情况一:有“子”节点,则建立连线
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if (isValidNode(childNode)) {
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// TODO @jason:attachNodeId 是不是可以删除啦
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if (StrUtil.isNotEmpty(node.getAttachNodeId())) {
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// 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
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List<SequenceFlow> sequenceFlows = buildAttachNodeSequenceFlow(node.getId(), node.getAttachNodeId(), childNode.getId());
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sequenceFlows.forEach(process::addFlowElement);
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} else {
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SequenceFlow sequenceFlow = buildBpmnSequenceFlow(node.getId(), childNode.getId());
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process.addFlowElement(sequenceFlow);
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}
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// 4.递归调用后续节点 继续递归建立 D->E 的连线
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// 因为有子节点,递归调用后续子节点
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traverseNodeToBuildSequenceFlow(process, childNode, targetNodeId);
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} else {
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// 情况二:没有“子节点”,则直接跟 targetNodeId 建立连线。例如说,结束节点、条件分支(分支节点的孩子节点或聚合节点)的最后一个节点
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// TODO @jason:attachNodeId 是不是可以删除啦
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if (StrUtil.isNotEmpty(node.getAttachNodeId())) {
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List<SequenceFlow> sequenceFlows = buildAttachNodeSequenceFlow(node.getId(), node.getAttachNodeId(), targetNodeId);
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sequenceFlows.forEach(process::addFlowElement);
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} else {
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SequenceFlow sequenceFlow = buildBpmnSequenceFlow(node.getId(), targetNodeId);
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process.addFlowElement(sequenceFlow);
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}
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}
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}
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/**
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* 遍历条件节点,构建 SequenceFlow 元素
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*
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* @param process Bpmn 流程
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* @param node 当前节点
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* @param targetNodeId 目标节点 ID
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*/
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private static void traverseBranchNodeToBuildSequenceFlow(Process process, BpmSimpleModelNodeVO node, String targetNodeId) {
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BpmSimpleModelNodeType nodeType = BpmSimpleModelNodeType.valueOf(node.getType());
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BpmSimpleModelNodeVO childNode = node.getChildNode();
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List<BpmSimpleModelNodeVO> conditionNodes = node.getConditionNodes();
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Assert.notEmpty(conditionNodes, "分支节点的条件节点不能为空");
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// 分支终点节点 ID
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String branchEndNodeId = null;
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if (nodeType == BpmSimpleModelNodeType.CONDITION_BRANCH_NODE) { // 条件分支
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// 分两种情况 1. 分支节点有孩子节点为孩子节点 Id 2. 分支节点孩子为无效节点时 (分支嵌套且为分支最后一个节点) 为分支终点节点 ID
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branchEndNodeId = isValidNode(childNode) ? childNode.getId() : targetNodeId;
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} else if (nodeType == BpmSimpleModelNodeType.PARALLEL_BRANCH_NODE) { // 并行分支
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// 分支节点:分支终点节点 Id 为程序创建的网关集合节点。目前不会从前端传入。
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branchEndNodeId = ParallelBranchNodeConvert.buildJoinId(node.getId());
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} else if (nodeType == BpmSimpleModelNodeType.INCLUSIVE_BRANCH_NODE) {
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// TODO @jason:包容网关待实现
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throw new UnsupportedOperationException("未支持!!");
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}
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Assert.notEmpty(branchEndNodeId, "分支终点节点 Id 不能为空");
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// 3. 遍历分支节点
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// 下面的注释,以如下情况举例子。分支 1:A->B->C->D->E,分支 2:A->D->E。其中,A 为分支节点, D 为 A 孩子节点
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for (BpmSimpleModelNodeVO item : conditionNodes) {
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Assert.isTrue(Objects.equals(item.getType(), BpmSimpleModelNodeType.CONDITION_NODE.getType()),
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"条件节点类型({})不符合", item.getType());
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BpmSimpleModelNodeVO conditionChildNode = item.getChildNode();
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// 3.1 分支有后续节点。即分支 1: A->B->C->D 的情况
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if (isValidNode(conditionChildNode)) {
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// 3.1.1 建立与后续的节点的连线。例如说,建立 A->B 的连线
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SequenceFlow sequenceFlow = ConditionNodeConvert.buildSequenceFlow(node.getId(), conditionChildNode.getId(), item);
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process.addFlowElement(sequenceFlow);
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// 3.1.2 递归调用后续节点连线。例如说,建立 B->C->D 的连线
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traverseNodeToBuildSequenceFlow(process, conditionChildNode, branchEndNodeId);
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} else {
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// 3.2 分支没有后续节点。例如说,建立 A->D 的连线
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SequenceFlow sequenceFlow = ConditionNodeConvert.buildSequenceFlow(node.getId(), branchEndNodeId, item);
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process.addFlowElement(sequenceFlow);
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}
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}
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// 4. 如果是并行分支,由于是程序创建的聚合网关,需要手工创建聚合网关和下一个节点的连线
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if (nodeType == BpmSimpleModelNodeType.PARALLEL_BRANCH_NODE) {
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String nextNodeId = isValidNode(childNode) ? childNode.getId() : targetNodeId;
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SequenceFlow sequenceFlow = buildBpmnSequenceFlow(branchEndNodeId, nextNodeId);
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process.addFlowElement(sequenceFlow);
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}
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// 5. 递归调用后续节点 继续递归。例如说,建立 D->E 的连线
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traverseNodeToBuildSequenceFlow(process, childNode, targetNodeId);
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}
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/**
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* 构建有附加节点的连线
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*
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@ -213,54 +243,27 @@ public class SimpleModelUtils {
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return CollUtil.newArrayList(sequenceFlow, attachSequenceFlow);
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}
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/**
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* 构造条件表达式
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*
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* @param conditionNode 条件节点
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*/
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public static String buildConditionExpression(BpmSimpleModelNodeVO conditionNode) {
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BpmSimpleModeConditionType conditionTypeEnum = BpmSimpleModeConditionType.valueOf(conditionNode.getConditionType());
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String conditionExpression = null;
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if (conditionTypeEnum == BpmSimpleModeConditionType.EXPRESSION) {
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conditionExpression = conditionNode.getConditionExpression();
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} else if (conditionTypeEnum == BpmSimpleModeConditionType.RULE) {
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ConditionGroups conditionGroups = conditionNode.getConditionGroups();
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if (conditionGroups != null && CollUtil.isNotEmpty(conditionGroups.getConditions())) {
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List<String> strConditionGroups = conditionGroups.getConditions().stream().map(item -> {
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if (CollUtil.isNotEmpty(item.getRules())) {
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Boolean and = item.getAnd();
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List<String> list = CollectionUtils.convertList(item.getRules(), (rule) -> {
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// 如果非数值类型加引号
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String rightSide = NumberUtil.isNumber(rule.getRightSide()) ? rule.getRightSide() : "\"" + rule.getRightSide() + "\"";
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return String.format(" %s %s var:convertByType(%s,%s)", rule.getLeftSide(), rule.getOpCode(), rule.getLeftSide(), rightSide);
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});
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return "(" + CollUtil.join(list, and ? " && " : " || ") + ")";
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} else {
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return "";
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}
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}).toList();
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conditionExpression = String.format("${%s}", CollUtil.join(strConditionGroups, conditionGroups.getAnd() ? " && " : " || "));
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}
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}
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// TODO 待增加其它类型
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return conditionExpression;
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private static SequenceFlow buildBpmnSequenceFlow(String sourceId, String targetId) {
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return buildBpmnSequenceFlow(sourceId, targetId, null, null, null);
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}
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private static SequenceFlow buildBpmnSequenceFlow(String sourceId, String targetId, String seqFlowId, String seqName, String conditionExpression) {
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private static SequenceFlow buildBpmnSequenceFlow(String sourceId, String targetId,
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String sequenceFlowId, String sequenceFlowName,
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String conditionExpression) {
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Assert.notEmpty(sourceId, "sourceId 不能为空");
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Assert.notEmpty(targetId, "targetId 不能为空");
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// TODO @jason:如果 seqFlowId 不存在的时候,是不是要生成一个默认的 seqFlowId? @芋艿: 貌似不需要,Flowable 会默认生成
|
||||
// TODO @jason:如果 name 不存在的时候,是不是要生成一个默认的 name? @芋艿: 不需要生成默认的吧? 这个会在流程图展示的, 一般用户填写的。不好生成默认的吧
|
||||
// TODO @jason:如果 sequenceFlowId 不存在的时候,是不是要生成一个默认的 sequenceFlowId? @芋艿: 貌似不需要,Flowable 会默认生成;TODO @jason:建议还是搞一个,主要是后续好排查问题。
|
||||
// TODO @jason:如果 name 不存在的时候,是不是要生成一个默认的 name? @芋艿: 不需要生成默认的吧? 这个会在流程图展示的, 一般用户填写的。不好生成默认的吧;TODO @jason:建议还是搞一个,主要是后续好排查问题。
|
||||
SequenceFlow sequenceFlow = new SequenceFlow(sourceId, targetId);
|
||||
if (StrUtil.isNotEmpty(sequenceFlowId)) {
|
||||
sequenceFlow.setId(sequenceFlowId);
|
||||
}
|
||||
if (StrUtil.isNotEmpty(sequenceFlowName)) {
|
||||
sequenceFlow.setName(sequenceFlowName);
|
||||
}
|
||||
if (StrUtil.isNotEmpty(conditionExpression)) {
|
||||
sequenceFlow.setConditionExpression(conditionExpression);
|
||||
}
|
||||
if (StrUtil.isNotEmpty(seqFlowId)) {
|
||||
sequenceFlow.setId(seqFlowId);
|
||||
}
|
||||
if (StrUtil.isNotEmpty(seqName)) {
|
||||
sequenceFlow.setName(seqName);
|
||||
}
|
||||
return sequenceFlow;
|
||||
}
|
||||
|
||||
@ -269,10 +272,11 @@ public class SimpleModelUtils {
|
||||
}
|
||||
|
||||
public static boolean isSequentialApproveNode(BpmSimpleModelNodeVO node) {
|
||||
return APPROVE_NODE.getType().equals(node.getType())
|
||||
return BpmSimpleModelNodeType.APPROVE_NODE.getType().equals(node.getType())
|
||||
&& BpmUserTaskApproveMethodEnum.SEQUENTIAL.getMethod().equals(node.getApproveMethod());
|
||||
}
|
||||
|
||||
// TODO @jason:这个方法,是不是要对接 Inclusive 包容分支哈
|
||||
private static InclusiveGateway convertInclusiveBranchNode(BpmSimpleModelNodeVO node, Boolean isFork) {
|
||||
InclusiveGateway inclusiveGateway = new InclusiveGateway();
|
||||
inclusiveGateway.setId(node.getId());
|
||||
@ -400,7 +404,8 @@ public class SimpleModelUtils {
|
||||
* @param timeoutHandler 超时处理器
|
||||
* @return BoundaryEvent 超时事件
|
||||
*/
|
||||
private BoundaryEvent buildUserTaskTimeoutBoundaryEvent(UserTask userTask, TimeoutHandler timeoutHandler) {
|
||||
private BoundaryEvent buildUserTaskTimeoutBoundaryEvent(UserTask userTask,
|
||||
BpmSimpleModelNodeVO.TimeoutHandler timeoutHandler) {
|
||||
// 1.1 定时器边界事件
|
||||
BoundaryEvent boundaryEvent = new BoundaryEvent();
|
||||
boundaryEvent.setId("Event-" + IdUtil.fastUUID());
|
||||
@ -409,7 +414,7 @@ public class SimpleModelUtils {
|
||||
// 1.2 定义超时时间、最大提醒次数
|
||||
TimerEventDefinition eventDefinition = new TimerEventDefinition();
|
||||
eventDefinition.setTimeDuration(timeoutHandler.getTimeDuration());
|
||||
if (Objects.equals(REMINDER.getType(), timeoutHandler.getType()) &&
|
||||
if (Objects.equals(BpmUserTaskTimeoutHandlerTypeEnum.REMINDER.getType(), timeoutHandler.getType()) &&
|
||||
timeoutHandler.getMaxRemindCount() != null && timeoutHandler.getMaxRemindCount() > 1) {
|
||||
eventDefinition.setTimeCycle(String.format("R%d/%s",
|
||||
timeoutHandler.getMaxRemindCount(), timeoutHandler.getTimeDuration()));
|
||||
@ -417,9 +422,9 @@ public class SimpleModelUtils {
|
||||
boundaryEvent.addEventDefinition(eventDefinition);
|
||||
|
||||
// 2.1 添加定时器边界事件类型
|
||||
addExtensionElement(boundaryEvent, BOUNDARY_EVENT_TYPE, BpmBoundaryEventType.USER_TASK_TIMEOUT.getType().toString());
|
||||
addExtensionElement(boundaryEvent, BOUNDARY_EVENT_TYPE, BpmBoundaryEventType.USER_TASK_TIMEOUT.getType());
|
||||
// 2.2 添加超时执行动作元素
|
||||
addExtensionElement(boundaryEvent, USER_TASK_TIMEOUT_HANDLER_TYPE, StrUtil.toStringOrNull(timeoutHandler.getType()));
|
||||
addExtensionElement(boundaryEvent, USER_TASK_TIMEOUT_HANDLER_TYPE, timeoutHandler.getType());
|
||||
return boundaryEvent;
|
||||
}
|
||||
|
||||
@ -429,8 +434,8 @@ public class SimpleModelUtils {
|
||||
userTask.setName(node.getName());
|
||||
|
||||
// 如果不是审批人节点,则直接返回
|
||||
addExtensionElement(userTask, USER_TASK_APPROVE_TYPE, StrUtil.toStringOrNull(node.getApproveType()));
|
||||
if (ObjectUtil.notEqual(node.getApproveType(), USER.getType())) {
|
||||
addExtensionElement(userTask, USER_TASK_APPROVE_TYPE, node.getApproveType());
|
||||
if (ObjectUtil.notEqual(node.getApproveType(), BpmUserTaskApproveTypeEnum.USER.getType())) {
|
||||
return userTask;
|
||||
}
|
||||
|
||||
@ -459,7 +464,7 @@ public class SimpleModelUtils {
|
||||
BpmUserTaskApproveMethodEnum approveMethodEnum = BpmUserTaskApproveMethodEnum.valueOf(approveMethod);
|
||||
Assert.notNull(approveMethodEnum, "审批方式({})不能为空", approveMethodEnum);
|
||||
// 添加审批方式的扩展属性
|
||||
addExtensionElement(userTask, BpmnModelConstants.USER_TASK_APPROVE_METHOD, approveMethod.toString());
|
||||
addExtensionElement(userTask, BpmnModelConstants.USER_TASK_APPROVE_METHOD, approveMethod);
|
||||
if (approveMethodEnum == BpmUserTaskApproveMethodEnum.RANDOM) {
|
||||
// 随机审批,不需要设置多实例属性
|
||||
return;
|
||||
@ -544,7 +549,8 @@ public class SimpleModelUtils {
|
||||
|
||||
// 并行聚合网关由程序创建,前端不需要传入
|
||||
ParallelGateway joinParallelGateway = new ParallelGateway();
|
||||
joinParallelGateway.setId(node.getId() + JOIN_GATE_WAY_NODE_ID_SUFFIX);
|
||||
joinParallelGateway.setId(buildJoinId(node.getId()));
|
||||
// TODO @jason:setName
|
||||
return CollUtil.newArrayList(parallelGateway, joinParallelGateway);
|
||||
}
|
||||
|
||||
@ -553,6 +559,65 @@ public class SimpleModelUtils {
|
||||
return BpmSimpleModelNodeType.PARALLEL_BRANCH_NODE;
|
||||
}
|
||||
|
||||
public static String buildJoinId(String id) {
|
||||
return id + "_join";
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
public static class ConditionNodeConvert implements NodeConvert {
|
||||
|
||||
@Override
|
||||
public List<? extends FlowElement> convertList(BpmSimpleModelNodeVO node) {
|
||||
// 原因是:正常情况下,它不会被调用到
|
||||
throw new UnsupportedOperationException("条件节点不支持转换");
|
||||
}
|
||||
|
||||
@Override
|
||||
public BpmSimpleModelNodeType getType() {
|
||||
return BpmSimpleModelNodeType.CONDITION_NODE;
|
||||
}
|
||||
|
||||
public static SequenceFlow buildSequenceFlow(String sourceId, String targetId,
|
||||
BpmSimpleModelNodeVO node) {
|
||||
String conditionExpression = buildConditionExpression(node);
|
||||
return buildBpmnSequenceFlow(sourceId, targetId, node.getId(), node.getName(), conditionExpression);
|
||||
}
|
||||
|
||||
/**
|
||||
* 构造条件表达式
|
||||
*
|
||||
* @param node 条件节点
|
||||
*/
|
||||
public static String buildConditionExpression(BpmSimpleModelNodeVO node) {
|
||||
BpmSimpleModeConditionType conditionTypeEnum = BpmSimpleModeConditionType.valueOf(node.getConditionType());
|
||||
if (conditionTypeEnum == BpmSimpleModeConditionType.EXPRESSION) {
|
||||
return node.getConditionExpression();
|
||||
}
|
||||
if (conditionTypeEnum == BpmSimpleModeConditionType.RULE) {
|
||||
ConditionGroups conditionGroups = node.getConditionGroups();
|
||||
if (conditionGroups == null || CollUtil.isEmpty(conditionGroups.getConditions())) {
|
||||
return null;
|
||||
}
|
||||
List<String> strConditionGroups = CollectionUtils.convertList(conditionGroups.getConditions(), item -> {
|
||||
if (CollUtil.isEmpty(item.getRules())) {
|
||||
return "";
|
||||
}
|
||||
// 构造规则表达式
|
||||
List<String> list = CollectionUtils.convertList(item.getRules(), (rule) -> {
|
||||
String rightSide = NumberUtil.isNumber(rule.getRightSide()) ? rule.getRightSide()
|
||||
: "\"" + rule.getRightSide() + "\""; // 如果非数值类型加引号
|
||||
return String.format(" %s %s var:convertByType(%s,%s)", rule.getLeftSide(), rule.getOpCode(), rule.getLeftSide(), rightSide);
|
||||
});
|
||||
// 构造条件组的表达式
|
||||
Boolean and = item.getAnd();
|
||||
return "(" + CollUtil.join(list, and ? " && " : " || ") + ")";
|
||||
});
|
||||
return String.format("${%s}", CollUtil.join(strConditionGroups, conditionGroups.getAnd() ? " && " : " || "));
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
|
File diff suppressed because one or more lines are too long
Loading…
Reference in New Issue
Block a user