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仿钉钉流程设计- code review 修改
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jason
@@ -25,7 +25,7 @@ import java.util.Map;
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import java.util.Objects;
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import static cn.iocoder.yudao.module.bpm.enums.definition.BpmBoundaryEventType.USER_TASK_TIMEOUT;
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import static cn.iocoder.yudao.module.bpm.enums.definition.BpmSimpleModelNodeType.END_EVENT;
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import static cn.iocoder.yudao.module.bpm.enums.definition.BpmSimpleModelNodeType.END_NODE;
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import static cn.iocoder.yudao.module.bpm.enums.definition.BpmUserTaskTimeoutActionEnum.AUTO_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.enums.SimpleModelConstants.*;
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@@ -63,10 +63,10 @@ public class SimpleModelUtils {
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*/
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public static BpmnModel buildBpmnModel(String processId, String processName, BpmSimpleModelNodeVO simpleModelNode) {
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BpmnModel bpmnModel = new BpmnModel();
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// 不加这个 解析 Message 会报 NPE 异常 .
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bpmnModel.setTargetNamespace(BPMN2_NAMESPACE); // TODO @jason：待定：是不是搞个自定义的 namespace；
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// TODO 芋艿：后续在 review
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// @芋艿 这个 Message 可以去掉 暂时用不上
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// 不加这个 解析 Message 会报 NPE 异常 .
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Message rejectPostProcessMsg = new Message();
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rejectPostProcessMsg.setName(REJECT_POST_PROCESS_MESSAGE_NAME);
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bpmnModel.addMessage(rejectPostProcessMsg);
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@@ -92,7 +92,7 @@ public class SimpleModelUtils {
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private static void buildAndAddBpmnSequenceFlow(Process mainProcess, BpmSimpleModelNodeVO node, String targetId) {
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// 节点为 null 或者 为END_EVENT 退出
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if (node == null || node.getId() == null || END_EVENT.getType().equals(node.getType())) {
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if (node == null || node.getId() == null || END_NODE.getType().equals(node.getType())) {
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return;
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}
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BpmSimpleModelNodeVO childNode = node.getChildNode();
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@@ -105,20 +105,20 @@ public class SimpleModelUtils {
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BpmSimpleModelNodeType nodeType = BpmSimpleModelNodeType.valueOf(node.getType());
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Assert.notNull(nodeType, "模型节点类型不支持");
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switch (nodeType) {
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case START_EVENT:
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case USER_TASK:
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case COPY_TASK:
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case PARALLEL_GATEWAY_JOIN:
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case INCLUSIVE_GATEWAY_JOIN: {
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case START_NODE:
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case APPROVE_NODE:
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case COPY_NODE:
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case PARALLEL_BRANCH_JOIN_NODE:
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case INCLUSIVE_BRANCH_JOIN_NODE: {
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SequenceFlow sequenceFlow = buildBpmnSequenceFlow(node.getId(), childNode.getId(), null, null, null);
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mainProcess.addFlowElement(sequenceFlow);
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// 递归调用后续节点
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buildAndAddBpmnSequenceFlow(mainProcess, childNode, targetId);
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break;
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}
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case PARALLEL_GATEWAY_FORK:
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case EXCLUSIVE_GATEWAY:
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case INCLUSIVE_GATEWAY_FORK: {
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case PARALLEL_BRANCH_FORK_NODE:
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case CONDITION_BRANCH_NODE:
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case INCLUSIVE_BRANCH_FORK_NODE: {
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String sequenceFlowTargetId = (childNode == null || childNode.getId() == null) ? targetId : childNode.getId();
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List<BpmSimpleModelNodeVO> conditionNodes = node.getConditionNodes();
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Assert.notEmpty(conditionNodes, "网关节点的条件节点不能为空");
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@@ -238,55 +238,50 @@ public class SimpleModelUtils {
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private static List<FlowElement> buildFlowNode(BpmSimpleModelNodeVO node, BpmSimpleModelNodeType nodeType) {
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List<FlowElement> list = new ArrayList<>();
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switch (nodeType) {
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case START_EVENT: {
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case START_NODE: {
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// TODO-DONE @jason：每个 nodeType，buildXXX 方法要不更明确，并且去掉 Bpmn；
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StartEvent startEvent = buildStartEvent(node);
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// @芋艿 改成 convert 是不是好理解一点
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StartEvent startEvent = convertStartNode(node);
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list.add(startEvent);
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break;
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}
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case USER_TASK: {
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// TODO @jason：这个，搞成一个 buildUserTask，然后把下面这 2 种节点，搞在一起实现类；这样 buildNode 里面可以更简洁；
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// TODO @jason：这里还有个想法，是不是可以所有的都叫 buildXXXNode，然后里面有一些是 bpmn 相关的构建，叫做 buildBpmnUserTask，用于区分；
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// 获取用户任务的配置
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SimpleModelUserTaskConfig userTaskConfig = BeanUtil.toBean(node.getAttributes(), SimpleModelUserTaskConfig.class);
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UserTask userTask = buildBpmnUserTask(node, userTaskConfig);
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list.add(userTask);
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if (userTaskConfig.getTimeoutHandler() != null && userTaskConfig.getTimeoutHandler().getEnable()) {
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// 添加用户任务的 Timer Boundary Event, 用于任务的超时处理
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BoundaryEvent boundaryEvent = buildUserTaskTimerBoundaryEvent(userTask, userTaskConfig.getTimeoutHandler());
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//process.addFlowElement(boundaryEvent);
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list.add(boundaryEvent);
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}
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case APPROVE_NODE: {
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// TODO-DONE @jason：这个，搞成一个 buildUserTask，然后把下面这 2 种节点，搞在一起实现类；这样 buildNode 里面可以更简洁；
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// TODO-DONE @jason：这里还有个想法，是不是可以所有的都叫 buildXXXNode，然后里面有一些是 bpmn 相关的构建，叫做 buildBpmnUserTask，用于区分；
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// @芋艿 改成 convertXXXNode, ， 方面里面使用 buildBpmnXXXNode. 是否更好理解
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// 转换审批节点
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List<FlowElement> flowElements = convertApproveNode(node);
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list.addAll(flowElements);
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break;
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}
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case COPY_TASK: {
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ServiceTask serviceTask = buildServiceTask(node);
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case COPY_NODE: {
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ServiceTask serviceTask = convertCopyNode(node);
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list.add(serviceTask);
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break;
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}
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case EXCLUSIVE_GATEWAY: {
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ExclusiveGateway exclusiveGateway = buildExclusiveGateway(node);
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case CONDITION_BRANCH_NODE: {
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ExclusiveGateway exclusiveGateway = convertConditionBranchNode(node);
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list.add(exclusiveGateway);
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break;
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}
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case PARALLEL_GATEWAY_FORK:
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case PARALLEL_GATEWAY_JOIN: {
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ParallelGateway parallelGateway = buildParallelGateway(node);
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case PARALLEL_BRANCH_FORK_NODE:
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case PARALLEL_BRANCH_JOIN_NODE: {
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ParallelGateway parallelGateway = convertParallelBranchNode(node);
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list.add(parallelGateway);
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break;
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}
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case INCLUSIVE_GATEWAY_FORK: {
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InclusiveGateway inclusiveGateway = buildInclusiveGateway(node, Boolean.TRUE);
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case INCLUSIVE_BRANCH_FORK_NODE: {
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InclusiveGateway inclusiveGateway = convertInclusiveBranchNode(node, Boolean.TRUE);
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list.add(inclusiveGateway);
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break;
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}
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case INCLUSIVE_GATEWAY_JOIN: {
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InclusiveGateway inclusiveGateway = buildInclusiveGateway(node, Boolean.FALSE);
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case INCLUSIVE_BRANCH_JOIN_NODE: {
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InclusiveGateway inclusiveGateway = convertInclusiveBranchNode(node, Boolean.FALSE);
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list.add(inclusiveGateway);
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break;
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}
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case END_EVENT: {
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EndEvent endEvent = buildEndEvent(node);
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case END_NODE: {
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EndEvent endEvent = convertEndNode(node);
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list.add(endEvent);
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break;
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}
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@@ -297,6 +292,19 @@ public class SimpleModelUtils {
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return list;
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}
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private static List<FlowElement> convertApproveNode(BpmSimpleModelNodeVO node) {
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List<FlowElement> flowElements = new ArrayList<>();
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SimpleModelUserTaskConfig userTaskConfig = BeanUtil.toBean(node.getAttributes(), SimpleModelUserTaskConfig.class);
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UserTask userTask = buildBpmnUserTask(node, userTaskConfig);
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flowElements.add(userTask);
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if (userTaskConfig.getTimeoutHandler() != null && userTaskConfig.getTimeoutHandler().getEnable()) {
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// 添加用户任务的 Timer Boundary Event, 用于任务的超时处理
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BoundaryEvent boundaryEvent = buildUserTaskTimerBoundaryEvent(userTask, userTaskConfig.getTimeoutHandler());
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flowElements.add(boundaryEvent);
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}
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return flowElements;
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}
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private static BoundaryEvent buildUserTaskTimerBoundaryEvent(UserTask userTask, SimpleModelUserTaskConfig.TimeoutHandler timeoutHandler) {
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// 定时器边界事件
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BoundaryEvent boundaryEvent = new BoundaryEvent();
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@@ -319,16 +327,17 @@ public class SimpleModelUtils {
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return boundaryEvent;
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}
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private static ParallelGateway buildParallelGateway(BpmSimpleModelNodeVO node) {
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private static ParallelGateway convertParallelBranchNode(BpmSimpleModelNodeVO node) {
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ParallelGateway parallelGateway = new ParallelGateway();
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parallelGateway.setId(node.getId());
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// TODO @jason：setName
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// TODO @芋艿 + jason：合并网关；是不是要有条件啥的。微信讨论
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// @芋艿 貌似并行网关没有条件的
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return parallelGateway;
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}
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private static ServiceTask buildServiceTask(BpmSimpleModelNodeVO node) {
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private static ServiceTask convertCopyNode(BpmSimpleModelNodeVO node) {
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ServiceTask serviceTask = new ServiceTask();
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serviceTask.setId(node.getId());
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serviceTask.setName(node.getName());
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@@ -359,8 +368,8 @@ public class SimpleModelUtils {
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addExtensionElement(flowElement, BpmnModelConstants.USER_TASK_CANDIDATE_PARAM, candidateParam);
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}
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private static ExclusiveGateway buildExclusiveGateway(BpmSimpleModelNodeVO node) {
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Assert.notEmpty(node.getConditionNodes(), "网关节点的条件节点不能为空");
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private static ExclusiveGateway convertConditionBranchNode(BpmSimpleModelNodeVO node) {
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Assert.notEmpty(node.getConditionNodes(), "条件分支节点不能为空");
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ExclusiveGateway exclusiveGateway = new ExclusiveGateway();
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exclusiveGateway.setId(node.getId());
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// 寻找默认的序列流
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@@ -372,28 +381,25 @@ public class SimpleModelUtils {
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return exclusiveGateway;
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}
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private static InclusiveGateway buildInclusiveGateway(BpmSimpleModelNodeVO node, Boolean isFork) {
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private static InclusiveGateway convertInclusiveBranchNode(BpmSimpleModelNodeVO node, Boolean isFork) {
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InclusiveGateway inclusiveGateway = new InclusiveGateway();
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inclusiveGateway.setId(node.getId());
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// TODO @jason：这里是不是 setName 哈；
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// TODO @芋艿 + jason：是不是搞个合并网关；这里微信讨论下，有点奇怪；
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// @芋艿 isFork 为 false 就是合并网关。由前端传入。这个前端暂时还未实现
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if (isFork) {
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Assert.notEmpty(node.getConditionNodes(), "网关节点的条件节点不能为空");
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// 网关的最后一个条件为 网关的 default sequence flow
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inclusiveGateway.setDefaultFlow(String.format("%s_SequenceFlow_%d", node.getId(), node.getConditionNodes().size()));
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Assert.notEmpty(node.getConditionNodes(), "条件节点不能为空");
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// 寻找默认的序列流
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BpmSimpleModelNodeVO defaultSeqFlow = CollUtil.findOne(node.getConditionNodes(),
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item -> BooleanUtil.isTrue(MapUtil.getBool(item.getAttributes(), DEFAULT_FLOW_ATTRIBUTE)));
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if (defaultSeqFlow != null) {
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inclusiveGateway.setDefaultFlow(defaultSeqFlow.getId());
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}
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}
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return inclusiveGateway;
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}
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private static EndEvent buildAndAddBpmnEndEvent(Process mainProcess) {
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EndEvent endEvent = new EndEvent();
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endEvent.setId(BpmnModelConstants.END_EVENT_ID);
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endEvent.setName("结束");
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mainProcess.addFlowElement(endEvent);
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return endEvent;
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}
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private static UserTask buildBpmnUserTask(BpmSimpleModelNodeVO node, SimpleModelUserTaskConfig userTaskConfig) {
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UserTask userTask = new UserTask();
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userTask.setId(node.getId());
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@@ -488,16 +494,18 @@ public class SimpleModelUtils {
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// ========== 各种 build 节点的方法 ==========
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private static StartEvent buildStartEvent(BpmSimpleModelNodeVO node) {
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private static StartEvent convertStartNode(BpmSimpleModelNodeVO node) {
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StartEvent startEvent = new StartEvent();
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startEvent.setId(node.getId());
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startEvent.setName(node.getName());
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// TODO 芋艿 + jason：要不要在开启节点后面，加一个“发起人”任务节点，然后自动审批通过
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// @芋艿 这个是不是由前端来实现。 默认开始节点后面跟一个 “发起人”的审批节点(审批人是发起人自己）。
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// 我看有些平台这个审批节点允许删除，有些不允许。由用户决定
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return startEvent;
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}
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private static EndEvent buildEndEvent(BpmSimpleModelNodeVO node) {
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private static EndEvent convertEndNode(BpmSimpleModelNodeVO node) {
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EndEvent endEvent = new EndEvent();
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endEvent.setId(node.getId());
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endEvent.setName(node.getName());
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