反序列化问题。

backend/src/main/java/com/qqchen/deploy/backend/workflow/delegate/ShellTaskDelegate.java

@@ -3,11 +3,13 @@ package com.qqchen.deploy.backend.workflow.delegate;
 import com.qqchen.deploy.backend.workflow.event.ShellLogEvent;
 import com.qqchen.deploy.backend.workflow.enums.NodeLogTypeEnums;
 import lombok.extern.slf4j.Slf4j;
+import org.flowable.common.engine.api.FlowableException;
 import org.flowable.engine.RuntimeService;
 import org.flowable.engine.ManagementService;
 import org.flowable.engine.delegate.DelegateExecution;
 import org.flowable.engine.delegate.JavaDelegate;
 import org.flowable.common.engine.api.delegate.Expression;
+import org.flowable.job.api.Job;
 import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.stereotype.Component;
 import jakarta.annotation.Resource;
@@ -176,7 +178,14 @@ public class ShellTaskDelegate implements JavaDelegate {
 
         } catch (Exception e) {
             log.error("Shell脚本执行失败", e);
-            handleFailure(execution, "Shell脚本执行失败: " + e.getMessage());
+//            Job job = managementService.createJobQuery()
+//                .processInstanceId(execution.getProcessInstanceId())
+//                .singleResult();
+//            if (job != null) {
+//                // 设置重试次数为 0，这样就不会进入死信队列
+//                managementService.setJobRetries(job.getId(), 0);
+//            }
+            throw new FlowableException("脚本执行失败。");
         }
     }
 
@@ -210,11 +219,23 @@ public class ShellTaskDelegate implements JavaDelegate {
 
     private void handleFailure(DelegateExecution execution, String errorMessage) {
         String processInstanceId = execution.getProcessInstanceId();
-        try {
+
+        // 获取当前 Job
+        Job job = managementService.createJobQuery()
+            .processInstanceId(execution.getProcessInstanceId())
+            .singleResult();
+        if (job != null) {
+            // 设置重试次数为 0，这样就不会进入死信队列
+            managementService.setJobRetries(job.getId(), 0);
+        }
+        throw new FlowableException(errorMessage);
+
+//        try {
         // 直接终止流程实例
-            runtimeService.deleteProcessInstance(processInstanceId, errorMessage);
+//            runtimeService.deleteProcessInstance(processInstanceId, errorMessage);
-        } catch (Exception e) {
+
-            log.error("处理Shell任务失败时出现错误，流程实例: {}", processInstanceId, e);
+//        } catch (Exception e) {
-        }
+//            log.error("处理Shell任务失败时出现错误，流程实例: {}", processInstanceId, e);
+//        }
     }
 }

backend/src/main/java/com/qqchen/deploy/backend/workflow/entity/WorkflowInstance.java

@@ -57,7 +57,7 @@ public class WorkflowInstance extends Entity<Long> {
     /**
      * 开始时间
      */
-    @Column(name = "start_time", nullable = false)
+    @Column(name = "start_time")
     private LocalDateTime startTime;
     
     /**

backend/src/main/java/com/qqchen/deploy/backend/workflow/entity/WorkflowNodeInstance.java

@@ -64,7 +64,7 @@ public class WorkflowNodeInstance extends Entity<Long> {
     /**
      * 开始时间
      */
-    @Column(name = "start_time", nullable = false)
+    @Column(name = "start_time")
     private LocalDateTime startTime;
 
     /**

backend/src/main/java/com/qqchen/deploy/backend/workflow/listener/WorkflowInstanceStatusChangeListener.java

@@ -19,7 +19,7 @@ public class WorkflowInstanceStatusChangeListener {
     @EventListener
     @Transactional(propagation = Propagation.REQUIRES_NEW)
     public void handleWorkflowStatusChange(WorkflowInstanceStatusChangeEvent event) {
-        log.info("Handling workflow status change event: {}", event);
+//        log.info("Handling workflow status change event: {}", event);
         workflowInstanceService.updateInstanceStatus(event.getProcessInstanceId(), event.getStatus(), event.getEndTime());
     }
 }

backend/src/main/java/com/qqchen/deploy/backend/workflow/listener/WorkflowNodeInstanceStatusChangeListener.java

@@ -19,7 +19,7 @@ public class WorkflowNodeInstanceStatusChangeListener {
     @EventListener
     @Transactional(propagation = Propagation.REQUIRES_NEW)
     public void handleWorkflowStatusChange(WorkflowNodeInstanceStatusChangeEvent event) {
-        log.info("Handling workflow node instance status change event: {}", event);
+//        log.info("Handling workflow node instance status change event: {}", event);
-        workflowNodeInstanceService.saveWorkflowNodeInstance(event);
+        workflowNodeInstanceService.saveOrUpdateWorkflowNodeInstance(event);
     }
 }

backend/src/main/java/com/qqchen/deploy/backend/workflow/listener/handler/JobEventHandler.java

@@ -34,6 +34,8 @@ public class JobEventHandler implements IFlowableEventHandler {
             return;
         }
 
+        log.info("Processing job event: {}, jobType: {}", eventType, entityEvent.getType());
+        
         JobEntityImpl job = (JobEntityImpl) entityEvent.getEntity();
         WorkflowNodeInstanceStatusEnums status = convertToNodeStatus(eventType);
         

backend/src/main/java/com/qqchen/deploy/backend/workflow/repository/IWorkflowNodeInstanceRepository.java

@@ -12,4 +12,6 @@ public interface IWorkflowNodeInstanceRepository extends IBaseRepository<Workflo
     Optional<WorkflowNodeInstance> findByProcessInstanceIdAndExecutionId(String processInstanceId, String executionId);
 
     List<WorkflowNodeInstance> findByProcessInstanceId(String processInstanceId);
+
+    WorkflowNodeInstance findByNodeId(String nodeId);
 }

backend/src/main/java/com/qqchen/deploy/backend/workflow/service/IWorkflowNodeInstanceService.java

@@ -4,9 +4,7 @@ import com.qqchen.deploy.backend.framework.service.IBaseService;
 import com.qqchen.deploy.backend.workflow.dto.WorkflowNodeInstanceDTO;
 import com.qqchen.deploy.backend.workflow.entity.WorkflowNodeInstance;
 import com.qqchen.deploy.backend.workflow.enums.WorkflowNodeInstanceStatusEnums;
-import com.qqchen.deploy.backend.workflow.event.WorkflowInstanceStatusChangeEvent;
 import com.qqchen.deploy.backend.workflow.event.WorkflowNodeInstanceStatusChangeEvent;
-import com.qqchen.deploy.backend.workflow.query.WorkflowNodeInstanceQuery;
 
 import java.util.List;
 
@@ -29,5 +27,5 @@ public interface IWorkflowNodeInstanceService extends IBaseService<WorkflowNodeI
      */
     List<WorkflowNodeInstanceDTO> getNodesByProcessInstanceId(String processInstanceId);
 
-    void saveWorkflowNodeInstance(WorkflowNodeInstanceStatusChangeEvent event);
+    void saveOrUpdateWorkflowNodeInstance(WorkflowNodeInstanceStatusChangeEvent event);
 }

backend/src/main/java/com/qqchen/deploy/backend/workflow/service/impl/WorkflowNodeInstanceServiceImpl.java

@@ -63,12 +63,19 @@ public class WorkflowNodeInstanceServiceImpl extends BaseServiceImpl<WorkflowNod
 
     @Override
     @Transactional
-    public void saveWorkflowNodeInstance(WorkflowNodeInstanceStatusChangeEvent event) {
+    public void saveOrUpdateWorkflowNodeInstance(WorkflowNodeInstanceStatusChangeEvent event) {
         WorkflowNodeInstance nodeInstance = workflowNodeInstanceConverter.eventToEntity(event);
         WorkflowInstance workflowInstance = workflowInstanceRepository.findByProcessInstanceId(nodeInstance.getProcessInstanceId())
             .orElseThrow(() -> new RuntimeException("Node instance not found for processInstanceId: " + nodeInstance.getProcessInstanceId()));
+        WorkflowNodeInstance workflowNodeInstance = workflowNodeInstanceRepository.findByNodeId(event.getNodeId());
+        if (workflowNodeInstance == null) {
             nodeInstance.setWorkflowInstanceId(workflowInstance.getId());
             nodeInstance.setWorkflowDefinitionId(workflowInstance.getWorkflowDefinitionId());
             super.repository.save(nodeInstance);
+            return;
+        }
+        workflowNodeInstance.setEndTime(event.getEndTime());
+        workflowNodeInstance.setStatus(event.getStatus());
+        super.repository.save(workflowNodeInstance);
     }
 }

backend/src/main/java/com/qqchen/deploy/backend/workflow/util/BpmnConverter.java

@@ -119,25 +119,29 @@ public class BpmnConverter {
             serviceTask.setImplementation(delegate);
             serviceTask.setAsynchronous(true);  // 设置为异步执行
             
-            // 添加字段注入和扩展属性
+            // 设置失败时不重试
-            List<FieldExtension> fieldExtensions = new ArrayList<>();
+            ExtensionElement failedJobRetryTimeCycle = new ExtensionElement();
+            failedJobRetryTimeCycle.setName("failedJobRetryTimeCycle");
+            failedJobRetryTimeCycle.setNamespace("http://flowable.org/bpmn");
+            failedJobRetryTimeCycle.setNamespacePrefix("flowable");
+            failedJobRetryTimeCycle.setElementText("R0/PT1H");  // 设置为0次重试
+            
+            // 添加错误处理配置
+            ExtensionElement errorHandling = new ExtensionElement();
+            errorHandling.setName("failOnError");
+            errorHandling.setNamespace("http://flowable.org/bpmn");
+            errorHandling.setNamespacePrefix("flowable");
+            errorHandling.setElementText("true");
+            
             Map<String, List<ExtensionElement>> extensionElements = new HashMap<>();
+            List<ExtensionElement> retryElements = new ArrayList<>();
+            retryElements.add(failedJobRetryTimeCycle);
+            extensionElements.put("failedJobRetryTimeCycle", retryElements);
             
-            // 遍历所有配置项
+            List<ExtensionElement> errorElements = new ArrayList<>();
-            node.getConfig().forEach((key, value) -> {
+            errorElements.add(errorHandling);
-                if (value != null && !"delegate".equals(key)) {
+            extensionElements.put("failOnError", errorElements);
-                    // 添加为字段注入
-                    FieldExtension fieldExtension = new FieldExtension();
-                    fieldExtension.setFieldName(key);
-                    fieldExtension.setStringValue(String.valueOf(value));
-                    fieldExtensions.add(fieldExtension);
             
-                    // 同时也添加为扩展属性（用于兼容性和可视化）
-                    addExtensionElement(extensionElements, key, String.valueOf(value));
-                }
-            });
-            
-            serviceTask.setFieldExtensions(fieldExtensions);
             serviceTask.setExtensionElements(extensionElements);
         }
         // 后续可以添加其他类型的节点配置

backend/src/main/resources/db/migration/V1.0.0__init_schema.sql

@@ -475,7 +475,7 @@ CREATE TABLE workflow_instance
 	business_key           VARCHAR(64) NULL COMMENT '业务标识',
 	status                 VARCHAR(32) NOT NULL COMMENT '实例状态',
 	variables              TEXT NULL COMMENT '流程变量(JSON)',
-	start_time             DATETIME(6) NOT NULL COMMENT '开始时间',
+	start_time             DATETIME(6) NULL COMMENT '开始时间',
 	end_time               DATETIME(6) NULL COMMENT '结束时间'
 
 --     CONSTRAINT FK_workflow_instance_definition FOREIGN KEY (process_definition_id) REFERENCES workflow_definition(id)
@@ -500,7 +500,7 @@ CREATE TABLE workflow_node_instance
 	node_name              VARCHAR(100) NOT NULL COMMENT '节点名称',
 	node_type              VARCHAR(32)  NOT NULL COMMENT '节点类型',
 	status                 VARCHAR(32)  NOT NULL COMMENT '节点状态',
-	start_time             DATETIME(6) NOT NULL COMMENT '开始时间',
+	start_time             DATETIME(6) NULL COMMENT '开始时间',
 	end_time               DATETIME(6) NULL COMMENT '结束时间',
 	variables              TEXT NULL COMMENT '节点变量(JSON)',
 	error_message          TEXT NULL COMMENT '错误信息',