工作流 Flowable 流程实例, 用户任务相关实现

yudao-module-bpm/yudao-module-bpm-impl-flowable/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/BpmActivityController.java

@@ -0,0 +1,39 @@
+package cn.iocoder.yudao.module.bpm.controller.admin.task;
+
+import cn.iocoder.yudao.framework.common.pojo.CommonResult;
+import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.activity.BpmActivityRespVO;
+import cn.iocoder.yudao.module.bpm.service.task.BpmActivityService;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiImplicitParam;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+import static cn.iocoder.yudao.framework.common.pojo.CommonResult.success;
+
+@Api(tags = "管理后台 - 流程活动实例")
+@RestController
+@RequestMapping("/bpm/activity")
+@Validated
+public class BpmActivityController {
+
+    @Resource
+    private BpmActivityService activityService;
+
+    @GetMapping("/list")
+    @ApiOperation(value = "生成指定流程实例的高亮流程图",
+            notes = "只高亮进行中的任务。不过要注意，该接口暂时没用，通过前端的 ProcessViewer.vue 界面的 highlightDiagram 方法生成")
+    @ApiImplicitParam(name = "processInstanceId", value = "流程实例的编号", required = true, dataTypeClass = String.class)
+    @PreAuthorize("@ss.hasPermission('bpm:task:query')")
+    public CommonResult<List<BpmActivityRespVO>> getActivityList(
+            @RequestParam("processInstanceId") String processInstanceId) {
+        return success(activityService.getActivityListByProcessInstanceId(processInstanceId));
+    }
+}

yudao-module-bpm/yudao-module-bpm-impl-flowable/src/main/java/cn/iocoder/yudao/module/bpm/convert/task/BpmActivityConvert.java

@@ -0,0 +1,29 @@
+package cn.iocoder.yudao.module.bpm.convert.task;
+
+import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.activity.BpmActivityRespVO;
+import org.flowable.engine.history.HistoricActivityInstance;
+import org.mapstruct.Mapper;
+import org.mapstruct.Mapping;
+import org.mapstruct.Mappings;
+import org.mapstruct.factory.Mappers;
+
+import java.util.List;
+
+/**
+ * BPM 活动 Convert
+ *
+ * @author 芋道源码
+ */
+@Mapper
+public interface BpmActivityConvert {
+
+    BpmActivityConvert INSTANCE = Mappers.getMapper(BpmActivityConvert.class);
+
+    List<BpmActivityRespVO> convertList(List<HistoricActivityInstance> list);
+
+    @Mappings({
+            @Mapping(source = "activityId", target = "key"),
+            @Mapping(source = "activityType", target = "type")
+    })
+    BpmActivityRespVO convert(HistoricActivityInstance bean);
+}

yudao-module-bpm/yudao-module-bpm-impl-flowable/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/config/BpmFlowableConfiguration.java

@@ -11,10 +11,12 @@ import org.flowable.common.engine.api.delegate.event.FlowableEventListener;
 import org.flowable.engine.runtime.ProcessInstance;
 import org.flowable.spring.SpringProcessEngineConfiguration;
 import org.flowable.spring.boot.EngineConfigurationConfigurer;
+import org.springframework.beans.factory.ObjectProvider;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
 import java.util.ArrayList;
+import java.util.Iterator;
 import java.util.List;
 /**
  * BPM 模块的 Flowable 配置类
@@ -26,14 +28,17 @@ public class BpmFlowableConfiguration {
 
     /**
      * 将自定义 listener 加入全局listener
-     * @param processInstanceListener 自定义监听 {@link ProcessInstance}
+     * @param  listeners 自定义 listener
      */
     @Bean
-    public EngineConfigurationConfigurer<SpringProcessEngineConfiguration> addCustomerListenerConfigurer (BpmProcessInstanceEventListener processInstanceListener,
+    public EngineConfigurationConfigurer<SpringProcessEngineConfiguration> addCustomerListenerConfigurer (ObjectProvider<FlowableEventListener> listeners,
                                                                                                           BpmActivityBehaviorFactory bpmActivityBehaviorFactory) {
         return engineConfiguration -> {
-            List<FlowableEventListener> eventListeners = new ArrayList<>();
-            eventListeners.add(processInstanceListener);
+             List<FlowableEventListener> eventListeners = new ArrayList<>();
+            Iterator<FlowableEventListener> iterator = listeners.iterator();
+            while (iterator.hasNext()) {
+                eventListeners.add(iterator.next());
+            }
             engineConfiguration.setEventListeners(eventListeners);
             engineConfiguration.setActivityBehaviorFactory(bpmActivityBehaviorFactory);
         };

yudao-module-bpm/yudao-module-bpm-impl-flowable/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/listener/BpmTaskEventListener.java

@@ -0,0 +1,42 @@
+package cn.iocoder.yudao.module.bpm.framework.flowable.core.listener;
+
+import cn.iocoder.yudao.module.bpm.dal.dataobject.task.BpmTaskExtDO;
+import cn.iocoder.yudao.module.bpm.service.task.BpmTaskService;
+import com.google.common.collect.ImmutableSet;
+import org.flowable.common.engine.api.delegate.event.FlowableEngineEntityEvent;
+import org.flowable.common.engine.api.delegate.event.FlowableEngineEventType;
+import org.flowable.engine.delegate.event.AbstractFlowableEngineEventListener;
+import org.flowable.task.api.Task;
+import org.springframework.context.annotation.Lazy;
+import org.springframework.stereotype.Component;
+
+import javax.annotation.Resource;
+import java.util.Set;
+
+/**
+ * 监听 {@link org.flowable.task.api.Task} 的开始与完成，创建与更新对应的 {@link BpmTaskExtDO} 记录
+ *
+ * @author jason
+ */
+@Component
+public class BpmTaskEventListener extends AbstractFlowableEngineEventListener {
+
+    @Resource
+    @Lazy // 解决循环依赖
+    private BpmTaskService taskService;
+
+    public static final Set<FlowableEngineEventType> TASK_EVENTS = ImmutableSet.<FlowableEngineEventType>builder()
+            .add(FlowableEngineEventType.TASK_CREATED)
+            .add(FlowableEngineEventType.TASK_ASSIGNED)
+            .add(FlowableEngineEventType.TASK_COMPLETED)
+            .build();
+
+    public BpmTaskEventListener(){
+        super(TASK_EVENTS);
+    }
+
+    @Override
+    protected void taskCreated(FlowableEngineEntityEvent event) {
+        taskService.createTaskExt((Task) event.getEntity());
+    }
+}

yudao-module-bpm/yudao-module-bpm-impl-flowable/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmActivityService.java

@@ -0,0 +1,22 @@
+package cn.iocoder.yudao.module.bpm.service.task;
+
+import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.activity.BpmActivityRespVO;
+
+import java.util.List;
+
+/**
+ * BPM 活动实例 Service 接口
+ *
+ * @author 芋道源码
+ */
+public interface BpmActivityService {
+
+    /**
+     * 获得指定流程实例的活动实例列表
+     *
+     * @param processInstanceId 流程实例的编号
+     * @return 活动实例列表
+     */
+    List<BpmActivityRespVO> getActivityListByProcessInstanceId(String processInstanceId);
+
+}

yudao-module-bpm/yudao-module-bpm-impl-flowable/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmActivityServiceImpl.java

@@ -0,0 +1,49 @@
+package cn.iocoder.yudao.module.bpm.service.task;
+
+import cn.hutool.core.io.IoUtil;
+import cn.iocoder.yudao.framework.common.util.collection.CollectionUtils;
+import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.activity.BpmActivityRespVO;
+import cn.iocoder.yudao.module.bpm.convert.task.BpmActivityConvert;
+import cn.iocoder.yudao.module.bpm.service.definition.BpmProcessDefinitionService;
+import lombok.extern.slf4j.Slf4j;
+
+import org.flowable.bpmn.model.BpmnModel;
+import org.flowable.engine.HistoryService;
+import org.flowable.engine.history.HistoricActivityInstance;
+import org.flowable.engine.history.HistoricProcessInstance;
+import org.flowable.image.ProcessDiagramGenerator;
+import org.springframework.stereotype.Service;
+import org.springframework.validation.annotation.Validated;
+
+import javax.annotation.Resource;
+import java.io.InputStream;
+import java.util.Collections;
+import java.util.List;
+
+import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
+import static cn.iocoder.yudao.module.bpm.enums.ErrorCodeConstants.PROCESS_DEFINITION_BPMN_MODEL_NOT_EXISTS;
+import static cn.iocoder.yudao.module.bpm.enums.ErrorCodeConstants.PROCESS_INSTANCE_NOT_EXISTS;
+
+/**
+ * BPM 活动实例 Service 实现类
+ *
+ * @author 芋道源码
+ */
+@Service
+@Slf4j
+@Validated
+public class BpmActivityServiceImpl implements BpmActivityService {
+
+    @Resource
+    private HistoryService historyService;
+
+    @Override
+    public List<BpmActivityRespVO> getActivityListByProcessInstanceId(String processInstanceId) {
+        List<HistoricActivityInstance> activityList = historyService.createHistoricActivityInstanceQuery()
+                .processInstanceId(processInstanceId).list();
+        return BpmActivityConvert.INSTANCE.convertList(activityList);
+    }
+
+
+
+}

yudao-module-bpm/yudao-module-bpm-impl-flowable/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceServiceImpl.java

@@ -76,7 +76,7 @@ public class BpmProcessInstanceServiceImpl implements BpmProcessInstanceService
     private DeptApi deptApi;
     @Override
     public List<ProcessInstance> getProcessInstances(Set<String> ids) {
-        return runtimeService.createProcessInstanceQuery().processDefinitionIds(ids).list();
+        return runtimeService.createProcessInstanceQuery().processInstanceIds(ids).list();
     }
 
     @Override

yudao-module-bpm/yudao-module-bpm-impl-flowable/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmTaskService.java

@@ -53,4 +53,12 @@ public interface BpmTaskService {
      * @return 流程任务列表
      */
     List<BpmTaskRespVO> getTaskListByProcessInstanceId(String processInstanceId);
+
+    /**
+     * 创建 Task 拓展记录
+     *
+     * @param task 任务实体
+     */
+    void createTaskExt(Task task);
+
 }

yudao-module-bpm/yudao-module-bpm-impl-flowable/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmTaskServiceImpl.java

@@ -11,6 +11,7 @@ import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.task.BpmTaskTodoPage
 import cn.iocoder.yudao.module.bpm.convert.task.BpmTaskConvert;
 import cn.iocoder.yudao.module.bpm.dal.dataobject.task.BpmTaskExtDO;
 import cn.iocoder.yudao.module.bpm.dal.mysql.task.BpmTaskExtMapper;
+import cn.iocoder.yudao.module.bpm.enums.task.BpmProcessInstanceResultEnum;
 import cn.iocoder.yudao.module.system.api.dept.DeptApi;
 import cn.iocoder.yudao.module.system.api.dept.dto.DeptRespDTO;
 import cn.iocoder.yudao.module.system.api.user.AdminUserApi;
@@ -124,4 +125,16 @@ public class BpmTaskServiceImpl implements BpmTaskService{
         // 拼接数据
         return BpmTaskConvert.INSTANCE.convertList3(tasks, bpmTaskExtDOMap, processInstance, userMap, deptMap);
     }
+
+    @Override
+    public void createTaskExt(Task task) {
+        BpmTaskExtDO taskExtDO = new BpmTaskExtDO()
+                .setTaskId(task.getId())
+                .setAssigneeUserId(task.getAssignee() == null ? null : Long.valueOf(task.getAssignee()))
+                .setProcessDefinitionId(task.getProcessDefinitionId())
+                .setProcessInstanceId(task.getProcessInstanceId())
+                .setName(task.getName())
+                .setResult(BpmProcessInstanceResultEnum.PROCESS.getResult());
+        taskExtMapper.insert(taskExtDO);
+    }
 }