fix：支持任意节点开始执行

common/src/main/java/com/sdm/common/feign/impl/flowable/FlowableClientFeignClientImpl.java

@@ -21,10 +21,10 @@ public class FlowableClientFeignClientImpl implements IFlowableFeignClient {
     @Autowired
     private IFlowableFeignClient flowableFeignClient;
 
-    public SdmResponse<ProcessInstanceResp> startByProcessDefinitionId(String processDefinitionId, Map<String, Object> variables) {
+    public SdmResponse<ProcessInstanceResp> startByProcessDefinitionId(String processDefinitionId,String targetNodeId, Map<String, Object> variables) {
         SdmResponse<ProcessInstanceResp> response;
         try {
-            response = flowableFeignClient.startByProcessDefinitionId(processDefinitionId, variables);
+            response = flowableFeignClient.startByProcessDefinitionId(processDefinitionId,targetNodeId, variables);
             log.info("启动流程实例："+ response);
             return response;
         } catch (Exception e) {

common/src/main/java/com/sdm/common/feign/inter/flowable/IFlowableFeignClient.java

@@ -20,7 +20,7 @@ import java.util.Map;
 public interface IFlowableFeignClient {
 
     @GetMapping("/process/startByProcessDefinitionId")
-    SdmResponse<ProcessInstanceResp> startByProcessDefinitionId(@RequestParam String processDefinitionId, @RequestBody(required = false) Map<String, Object> variables);
+    SdmResponse<ProcessInstanceResp> startByProcessDefinitionId(@RequestParam String processDefinitionId, @RequestParam(required = false) String targetNodeId, @RequestBody(required = false) Map<String, Object> variables);
 
     @PostMapping("/process/deploy")
     SdmResponse<DeployFlowableResp> deploy(@RequestBody ProcessDefinitionDTO processDTO);

flowable/src/main/java/com/sdm/flowable/controller/ProcessController.java

@@ -119,14 +119,23 @@ public class ProcessController implements IFlowableFeignClient {
      * 根据流程定义ID启动流程实例
      *
      * @param processDefinitionId 流程定义ID（指定版本）
+     * @param targetNodeId        可选，指定从该节点启动（内部会智能修正到真实入口节点）
      * @param variables           可选的流程启动变量
      */
     @PostMapping("/startByProcessDefinitionId")
     public SdmResponse startByProcessDefinitionId(
             @RequestParam String processDefinitionId,
+            @RequestParam(required = false) String targetNodeId,
             @RequestBody(required = false) Map<String, Object> variables) {
-        log.info("开始启动流程定义: {}",processDefinitionId);
-        ProcessInstance processInstance = processService.startByProcessDefinitionId(processDefinitionId, variables);
+        log.info("开始启动流程定义: {}, targetNodeId: {}", processDefinitionId, targetNodeId);
+
+        ProcessInstance processInstance;
+        if (targetNodeId != null && !targetNodeId.isBlank()) {
+            processInstance = processService.startProcessAtNode(processDefinitionId, targetNodeId, variables);
+        } else {
+            processInstance = processService.startByProcessDefinitionId(processDefinitionId, variables);
+        }
+
         ProcessInstanceResp processInstanceResp = new ProcessInstanceResp();
         processInstanceResp.setProcessInstanceId(processInstance.getId());
         processInstanceResp.setProcessDefinitionId(processInstance.getProcessDefinitionId());

flowable/src/main/java/com/sdm/flowable/process/ProcessService.java

@@ -46,6 +46,7 @@ import org.flowable.validation.ProcessValidatorFactory;
 import org.flowable.validation.ValidationError;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.StringUtils;
 import org.springframework.web.bind.annotation.RequestBody;
 
@@ -149,14 +150,71 @@ public class ProcessService implements Iprocess{
         if (variables == null) {
             variables = Collections.emptyMap();
         }
-        
+
         log.info("根据流程定义ID启动流程实例, 流程定义ID: {}, 变量数量: {}", processDefinitionId, variables.size());
 
         ProcessInstance instance = runtimeService.startProcessInstanceById(processDefinitionId, variables);
-        
-        log.info("流程实例启动成功, 实例ID: {}, 流程定义ID: {}, 业务Key: {}", 
-            instance.getId(), instance.getProcessDefinitionId(), instance.getBusinessKey());
-        
+
+        log.info("流程实例启动成功, 实例ID: {}, 流程定义ID: {}, 业务Key: {}",
+                instance.getId(), instance.getProcessDefinitionId(), instance.getBusinessKey());
+
+        return instance;
+    }
+
+    /**
+     * 从任意节点启动流程（利用 StartEvent 异步特性，在同事务内启动 + 跳转）
+     *
+     * @param processDefinitionId 流程定义ID
+     * @param targetNodeId        目标节点ID（可传原始节点ID或复合节点ID）
+     * @param variables           流程变量
+     * @return 启动后的流程实例
+     */
+    @Transactional(rollbackFor = Exception.class)
+    public ProcessInstance startProcessAtNode(String processDefinitionId, String targetNodeId, Map<String, Object> variables) {
+        log.info("开始从指定节点启动流程. 流程定义: {}, 目标节点: {}", processDefinitionId, targetNodeId);
+
+        // 1. 获取 BPMN 模型
+        BpmnModel bpmnModel = repositoryService.getBpmnModel(processDefinitionId);
+        if (bpmnModel == null || bpmnModel.getMainProcess() == null) {
+            throw new RuntimeException("流程定义不存在: " + processDefinitionId);
+        }
+
+        // 2. 找 StartEvent
+        StartEvent startEvent = bpmnModel.getMainProcess().findFlowElementsOfType(StartEvent.class).stream()
+                .findFirst()
+                .orElseThrow(() -> new RuntimeException("流程模型中缺少 StartEvent"));
+        String startEventId = startEvent.getId();
+
+        // 3. 智能修正目标节点（复用现有复合节点规则）
+        String realTargetNodeId = targetNodeId;
+        String originalNodeId = FlowNodeIdUtils.parseOriginalNodeId(targetNodeId);
+
+        String registerNodeId = FlowNodeIdUtils.generateRegisterTaskId(originalNodeId);
+        String waitUserNodeId = FlowNodeIdUtils.generateWaitUserTaskId(originalNodeId);
+
+        if (bpmnModel.getMainProcess().getFlowElement(registerNodeId) != null) {
+            realTargetNodeId = registerNodeId;
+        } else if (bpmnModel.getMainProcess().getFlowElement(waitUserNodeId) != null) {
+            realTargetNodeId = waitUserNodeId;
+        } else if (bpmnModel.getMainProcess().getFlowElement(realTargetNodeId) == null) {
+            throw new RuntimeException("目标节点不存在: " + targetNodeId);
+        }
+
+        log.info("原始目标节点: {}, 智能修正后的真实入口: {}", targetNodeId, realTargetNodeId);
+
+        // 4. 启动流程（StartEvent 异步，流程会先停在 StartEvent）
+        if (variables == null) {
+            variables = new HashMap<>();
+        }
+        ProcessInstance instance = runtimeService.startProcessInstanceById(processDefinitionId, variables);
+
+        // 5. 同事务内立刻跳转到目标节点
+        runtimeService.createChangeActivityStateBuilder()
+                .processInstanceId(instance.getId())
+                .moveActivityIdTo(startEventId, realTargetNodeId)
+                .changeState();
+
+        log.info("流程已成功从节点 [{}] 启动，实例ID: {}", realTargetNodeId, instance.getId());
         return instance;
     }
 

project/src/main/java/com/sdm/project/model/req/SpdmTaskRunReq.java

@@ -18,5 +18,8 @@ public class SpdmTaskRunReq {
     @Schema(description = "流程模板id")
     private String templateId;
 
+    @Schema(description = "指定启动节点")
+    private String targetNodeId;
+
 
 }

project/src/main/java/com/sdm/project/service/impl/SimulationRunServiceImpl.java

@@ -2512,7 +2512,7 @@ public class SimulationRunServiceImpl extends ServiceImpl<SimulationRunMapper, S
         variables.put("userName", ThreadLocalContext.getUserName());
         variables.put("tenantId", ThreadLocalContext.getTenantId());
         // 启动流程实例 多次执行会生成多个流程实例id，更新算例run表、同时更新flowable流程参数的流程实例id
-        SdmResponse<ProcessInstanceResp> sdmResponse = flowableFeignClient.startByProcessDefinitionId(simulationRun.getProcessDefinitionId(), variables);
+        SdmResponse<ProcessInstanceResp> sdmResponse = flowableFeignClient.startByProcessDefinitionId(simulationRun.getProcessDefinitionId(),req.getTargetNodeId(), variables);
         if (sdmResponse.getData() != null) {
             this.lambdaUpdate()
                     .set(SimulationRun::getFlowInstanceId, sdmResponse.getData().getProcessInstanceId())