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asp_ly 2024-12-15 20:37:07 +08:00
parent a18e84b4a7
commit b065e35d5f
5 changed files with 77 additions and 63 deletions
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20
backend/src/main/java/com/qqchen/deploy/backend/workflow/event/WorkflowInstanceStatusChangeEvent.java Normal file
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@ -0,0 +1,20 @@
package com.qqchen.deploy.backend.workflow.event;
import com.qqchen.deploy.backend.workflow.enums.WorkflowInstanceStatusEnums;
import lombok.Builder;
import lombok.Data;
import java.time.LocalDateTime;
import java.util.Date;
@Data
@Builder
public class WorkflowInstanceStatusChangeEvent {
private String processInstanceId;
private WorkflowInstanceStatusEnums status;
private LocalDateTime endTime;
}

87
backend/src/main/java/com/qqchen/deploy/backend/workflow/listener/FlowableJobEventListener.java
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@ -1,59 +1,55 @@
package com.qqchen.deploy.backend.workflow.listener;
import cn.hutool.core.date.DateUtil;
import com.qqchen.deploy.backend.workflow.enums.WorkflowInstanceStatusEnums;
import com.qqchen.deploy.backend.workflow.enums.WorkflowNodeInstanceStatusEnums;
import com.qqchen.deploy.backend.workflow.service.IWorkflowInstanceService;
import com.qqchen.deploy.backend.workflow.service.IWorkflowNodeInstanceService;
import com.qqchen.deploy.backend.workflow.event.WorkflowInstanceStatusChangeEvent;
import jakarta.annotation.Resource;
import lombok.extern.slf4j.Slf4j;
import org.flowable.common.engine.api.delegate.event.FlowableEngineEntityEvent;
import org.flowable.common.engine.api.delegate.event.FlowableEvent;
import org.flowable.common.engine.api.delegate.event.FlowableEventListener;
import org.flowable.common.engine.api.delegate.event.FlowableEventType;
import org.flowable.engine.HistoryService;
import org.flowable.engine.history.HistoricProcessInstance;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.context.annotation.Lazy;
import org.springframework.context.event.EventListener;
import org.springframework.stereotype.Component;
import org.springframework.transaction.event.TransactionPhase;
import org.springframework.transaction.event.TransactionalEventListener;
@Component
@Slf4j
public class FlowableJobEventListener implements FlowableEventListener {
@Resource
@Lazy
private IWorkflowInstanceService workflowInstanceService;
private ApplicationEventPublisher publisher;
@Resource
@Lazy
private IWorkflowNodeInstanceService workflowNodeInstanceService;
private HistoryService historyService;
@Override
@EventListener
@TransactionalEventListener(phase = TransactionPhase.AFTER_COMMIT, fallbackExecution = true)
public void onEvent(FlowableEvent event) {
log.info("FlowableJobEventListener: {}", event);
FlowableEventType eventType = event.getType();
if (isProcessLevelEvent(eventType.name())) {
FlowableEngineEntityEvent entity = (FlowableEngineEntityEvent) event;
String processInstanceId = entity.getProcessInstanceId();
WorkflowInstanceStatusEnums status = convertProcessLevelEventToStatus(eventType.name());
FlowableEngineEntityEvent entity = (FlowableEngineEntityEvent) event;
log.info("Process level event received: {} -> {}, processInstanceId: {}", eventType, status, entity.getProcessInstanceId());
workflowInstanceService.updateInstanceStatus(entity.getProcessInstanceId(), status);
return;
}
if (isActivityInstanceEvent(eventType.name())) {
FlowableEngineEntityEvent entity = (FlowableEngineEntityEvent) event;
log.info("Activity level event received: {}, processInstanceId: {}", eventType, entity.getProcessInstanceId());
WorkflowNodeInstanceStatusEnums status = convertActivityEventToStatus(eventType.name());
if (status != null) {
workflowNodeInstanceService.updateNodeStatus(
entity.getProcessInstanceId(),
entity.getExecutionId(),
status
);
}
log.info("Process level event received: {} -> {}, processInstanceId: {}", eventType, status, processInstanceId);
HistoricProcessInstance historicProcessInstance = historyService.createHistoricProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
log.info("historicProcessInstance: {}", historicProcessInstance.getEndTime());
publisher.publishEvent(WorkflowInstanceStatusChangeEvent.builder()
.processInstanceId(processInstanceId)
.status(status)
.endTime(DateUtil.toLocalDateTime(historicProcessInstance.getEndTime()))
.build()
);
}
//
// if (isActivityInstanceEvent(flowableEvent.name())) {
// System.out.println("节点：" + flowableEvent.name());
// return;
// }
}
@Override
@ -63,22 +59,18 @@ public class FlowableJobEventListener implements FlowableEventListener {
@Override
public boolean isFireOnTransactionLifecycleEvent() {
return false;
return true;
}
@Override
public String getOnTransaction() {
return "";
return "committed";
}
private boolean isProcessLevelEvent(String eventType) {
return eventType.startsWith("PROCESS_");
}
private boolean isActivityInstanceEvent(String eventType) {
return eventType.startsWith("ACTIVITY_");
}
/**
* 将Flowable流程级别事件类型转换为工作流实例状态
* 只处理流程实例级别的事件，不处理活动节点级别的事件
@ -121,29 +113,4 @@ public class FlowableJobEventListener implements FlowableEventListener {
return null;
}
}
/**
* 将Flowable活动节点事件类型转换为工作流节点实例状态
*
* @param eventType Flowable事件类型
* @return 工作流节点实例状态枚举，如果不是节点级别事件则返回null
*/
private WorkflowNodeInstanceStatusEnums convertActivityEventToStatus(String eventType) {
switch (eventType) {
case "ACTIVITY_STARTED":
return WorkflowNodeInstanceStatusEnums.RUNNING;
case "ACTIVITY_COMPLETED":
return WorkflowNodeInstanceStatusEnums.COMPLETED;
case "ACTIVITY_CANCELLED":
return WorkflowNodeInstanceStatusEnums.TERMINATED;
case "ACTIVITY_ERROR_RECEIVED":
return WorkflowNodeInstanceStatusEnums.FAILED;
default:
return null;
}
}
}

25
backend/src/main/java/com/qqchen/deploy/backend/workflow/listener/WorkflowInstanceStatusChangeListener.java Normal file
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@ -0,0 +1,25 @@
package com.qqchen.deploy.backend.workflow.listener;
import com.qqchen.deploy.backend.workflow.event.WorkflowInstanceStatusChangeEvent;
import com.qqchen.deploy.backend.workflow.service.IWorkflowInstanceService;
import jakarta.annotation.Resource;
import lombok.extern.slf4j.Slf4j;
import org.springframework.context.event.EventListener;
import org.springframework.stereotype.Component;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;
@Slf4j
@Component
public class WorkflowInstanceStatusChangeListener {
@Resource
private IWorkflowInstanceService workflowInstanceService;
@EventListener
@Transactional(propagation = Propagation.REQUIRES_NEW)
public void handleWorkflowStatusChange(WorkflowInstanceStatusChangeEvent event) {
log.info("Handling workflow status change event: {}", event);
workflowInstanceService.updateInstanceStatus(event.getProcessInstanceId(), event.getStatus(), event.getEndTime());
}
}

4
backend/src/main/java/com/qqchen/deploy/backend/workflow/service/IWorkflowInstanceService.java
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@ -8,6 +8,8 @@ import com.qqchen.deploy.backend.workflow.entity.WorkflowInstance;
import com.qqchen.deploy.backend.workflow.enums.WorkflowInstanceStatusEnums;
import org.flowable.engine.runtime.ProcessInstance;
import java.time.LocalDateTime;
import java.util.Date;
import java.util.List;
import java.util.Map;
@ -28,7 +30,7 @@ public interface IWorkflowInstanceService extends IBaseService<WorkflowInstance,
* @param status 新状态
* @return 更新后的工作流实例
*/
WorkflowInstance updateInstanceStatus(String processInstanceId, WorkflowInstanceStatusEnums status);
WorkflowInstance updateInstanceStatus(String processInstanceId, WorkflowInstanceStatusEnums status, LocalDateTime endTime);
/**
* 获取工作流实例详情

4
backend/src/main/java/com/qqchen/deploy/backend/workflow/service/impl/WorkflowInstanceServiceImpl.java
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@ -66,11 +66,11 @@ public class WorkflowInstanceServiceImpl extends BaseServiceImpl<WorkflowInstanc
}
@Override
public WorkflowInstance updateInstanceStatus(String processInstanceId, WorkflowInstanceStatusEnums status) {
public WorkflowInstance updateInstanceStatus(String processInstanceId, WorkflowInstanceStatusEnums status, LocalDateTime endTime) {
WorkflowInstance instance = workflowInstanceRepository.findByProcessInstanceId(processInstanceId)
.orElseThrow(() -> new RuntimeException("Workflow instance not found: " + processInstanceId));
instance.setStatus(status);
instance.setEndTime(endTime);
return workflowInstanceRepository.save(instance);
}