Commit 41eec7806d81c64605e6f1b84454df31801a2488

Authored by YunaiV
1 parent f299bf8a

【功能优化】工作流:BPMN 流程图高亮的计算,切换到后端为主

Showing 15 changed files with 134 additions and 94 deletions
sql/mysql/bpm_update.sql deleted
1   --- ----------------------------
2   --- 流程抄送表新加流程活动编号
3   --- ----------------------------
4   -ALTER TABLE `pro-test`.`bpm_process_instance_copy`
5   - ADD COLUMN `activity_id` varchar(64) NULL COMMENT '流程活动编号' AFTER `category`,
6   - MODIFY COLUMN `task_id` varchar(64) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT '' COMMENT '任务编号' AFTER `category`;
7   -
8   -ALTER TABLE `pro-test`.`bpm_process_definition_info`
9   - ADD COLUMN `model_type` tinyint NOT NULL DEFAULT 10 COMMENT '流程模型的类型' AFTER `model_id`,
10   - ADD COLUMN `simple_model` json NULL COMMENT 'SIMPLE 设计器模型数据' AFTER `form_custom_view_path`,
11   - ADD COLUMN `visible` bit(1) NOT NULL DEFAULT 1 COMMENT '是否可见' AFTER `simple_model`;
12 0 \ No newline at end of file
yudao-module-bpm/yudao-module-bpm-api/src/main/java/cn/iocoder/yudao/module/bpm/enums/task/BpmProcessInstanceStatusEnum.java
... ... @@ -38,6 +38,10 @@ public enum BpmProcessInstanceStatusEnum implements IntArrayValuable {
38 38 return ARRAYS;
39 39 }
40 40  
  41 + public static boolean isRejectStatus(Integer status) {
  42 + return REJECT.getStatus().equals(status);
  43 + }
  44 +
41 45 public static boolean isProcessEndStatus(Integer status) {
42 46 return ObjectUtils.equalsAny(status,
43 47 APPROVE.getStatus(), REJECT.getStatus(), CANCEL.getStatus());
... ...
yudao-module-bpm/yudao-module-bpm-api/src/main/java/cn/iocoder/yudao/module/bpm/enums/task/BpmTaskStatusEnum.java
... ... @@ -45,6 +45,10 @@ public enum BpmTaskStatusEnum {
45 45 */
46 46 private final String name;
47 47  
  48 + public static boolean isRejectStatus(Integer status) {
  49 + return REJECT.getStatus().equals(status);
  50 + }
  51 +
48 52 /**
49 53 * 判断该状态是否已经处于 End 最终状态
50 54 * <p>
... ...
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/BpmActivityController.java deleted
1   -package cn.iocoder.yudao.module.bpm.controller.admin.task;
2   -
3   -import cn.iocoder.yudao.framework.common.pojo.CommonResult;
4   -import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.activity.BpmActivityRespVO;
5   -import cn.iocoder.yudao.module.bpm.convert.task.BpmActivityConvert;
6   -import cn.iocoder.yudao.module.bpm.service.task.BpmActivityService;
7   -import io.swagger.v3.oas.annotations.tags.Tag;
8   -import io.swagger.v3.oas.annotations.Parameter;
9   -import io.swagger.v3.oas.annotations.Operation;
10   -import org.springframework.security.access.prepost.PreAuthorize;
11   -import org.springframework.validation.annotation.Validated;
12   -import org.springframework.web.bind.annotation.GetMapping;
13   -import org.springframework.web.bind.annotation.RequestMapping;
14   -import org.springframework.web.bind.annotation.RequestParam;
15   -import org.springframework.web.bind.annotation.RestController;
16   -
17   -import jakarta.annotation.Resource;
18   -import java.util.List;
19   -
20   -import static cn.iocoder.yudao.framework.common.pojo.CommonResult.success;
21   -
22   -@Tag(name = "管理后台 - 流程活动实例")
23   -@RestController
24   -@RequestMapping("/bpm/activity")
25   -@Validated
26   -public class BpmActivityController {
27   -
28   - @Resource
29   - private BpmActivityService activityService;
30   -
31   - @GetMapping("/list")
32   - @Operation(summary = "生成指定流程实例的高亮流程图",
33   - description = "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")
34   - @Parameter(name = "processInstanceId", description = "流程实例的编号", required = true)
35   - @PreAuthorize("@ss.hasPermission('bpm:task:query')")
36   - public CommonResult<List<BpmActivityRespVO>> getActivityList(
37   - @RequestParam("processInstanceId") String processInstanceId) {
38   - return success(BpmActivityConvert.INSTANCE.convertList(activityService.getActivityListByProcessInstanceId(processInstanceId)));
39   - }
40   -}
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/BpmProcessInstanceController.http 0 → 100644
  1 +### 请求 /bpm/process-instance/get-bpmn 接口 => 成功
  2 +GET {{baseUrl}}/bpm/process-instance/get-bpmn-model-view?id=1d5fb5a6-85f8-11ef-b717-7e93075f94e3
  3 +Content-Type: application/json
  4 +tenant-id: 1
  5 +Authorization: Bearer {{token}}
0 6 \ No newline at end of file
... ...
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/BpmProcessInstanceController.java
... ... @@ -173,4 +173,11 @@ public class BpmProcessInstanceController {
173 173 return success(processInstanceService.getApprovalDetail(getLoginUserId(), reqVO));
174 174 }
175 175  
  176 + @GetMapping("/get-bpmn-model-view")
  177 + @Operation(summary = "获取流程实例的 BPMN 模型视图", description = "在【流程详细】界面中,进行调用")
  178 + @Parameter(name = "id", description = "流程实例的编号", required = true)
  179 + public CommonResult<BpmProcessInstanceBpmnModelViewRespVO> getProcessInstanceBpmnModelView(@RequestParam(value = "id") String id) {
  180 + return success(processInstanceService.getProcessInstanceBpmnModelView(id));
  181 + }
  182 +
176 183 }
... ...
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/BpmTaskController.java
... ... @@ -121,7 +121,7 @@ public class BpmTaskController {
121 121 @PreAuthorize("@ss.hasPermission('bpm:task:query')")
122 122 public CommonResult<List<BpmTaskRespVO>> getTaskListByProcessInstanceId(
123 123 @RequestParam("processInstanceId") String processInstanceId) {
124   - List<HistoricTaskInstance> taskList = taskService.getTaskListByProcessInstanceId(processInstanceId);
  124 + List<HistoricTaskInstance> taskList = taskService.getTaskListByProcessInstanceId(processInstanceId, true);
125 125 if (CollUtil.isEmpty(taskList)) {
126 126 return success(Collections.emptyList());
127 127 }
... ...
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/instance/BpmProcessInstanceBpmnModelViewRespVO.java 0 → 100644
  1 +package cn.iocoder.yudao.module.bpm.controller.admin.task.vo.instance;
  2 +
  3 +import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.task.BpmTaskRespVO;
  4 +import io.swagger.v3.oas.annotations.media.Schema;
  5 +import lombok.Data;
  6 +
  7 +import java.util.List;
  8 +import java.util.Set;
  9 +
  10 +@Schema(description = "管理后台 - 流程示例的 BPMN 视图 Response VO")
  11 +@Data
  12 +public class BpmProcessInstanceBpmnModelViewRespVO {
  13 +
  14 + // ========== 基本信息 ==========
  15 +
  16 + @Schema(description = "流程实例信息", requiredMode = Schema.RequiredMode.REQUIRED)
  17 + private BpmProcessInstanceRespVO processInstance;
  18 +
  19 + @Schema(description = "任务列表", requiredMode = Schema.RequiredMode.REQUIRED)
  20 + private List<BpmTaskRespVO> tasks;
  21 +
  22 + @Schema(description = "BPMN XML", requiredMode = Schema.RequiredMode.REQUIRED)
  23 + private String bpmnXml;
  24 +
  25 + // ========== 进度信息 ==========
  26 +
  27 + @Schema(description = "进行中的活动节点编号集合", requiredMode = Schema.RequiredMode.REQUIRED)
  28 + private Set<String> unfinishedTaskActivityIds; // 只包括 UserTask
  29 +
  30 + @Schema(description = "已经完成的活动节点编号集合", requiredMode = Schema.RequiredMode.REQUIRED)
  31 + private Set<String> finishedTaskActivityIds; // 包括 UserTask、Gateway 等,不包括 SequenceFlow
  32 +
  33 + @Schema(description = "已经完成的连线节点编号集合", requiredMode = Schema.RequiredMode.REQUIRED)
  34 + private Set<String> finishedSequenceFlowActivityIds; // 只包括 SequenceFlow
  35 +
  36 + @Schema(description = "已经拒绝的活动节点编号集合", requiredMode = Schema.RequiredMode.REQUIRED)
  37 + private Set<String> rejectedTaskActivityIds; // 只包括 UserTask
  38 +
  39 +}
... ...
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/convert/task/BpmActivityConvert.java deleted
1   -package cn.iocoder.yudao.module.bpm.convert.task;
2   -
3   -import cn.iocoder.yudao.framework.common.util.date.DateUtils;
4   -import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.activity.BpmActivityRespVO;
5   -import org.flowable.engine.history.HistoricActivityInstance;
6   -import org.mapstruct.Mapper;
7   -import org.mapstruct.Mapping;
8   -import org.mapstruct.Mappings;
9   -import org.mapstruct.factory.Mappers;
10   -
11   -import java.util.List;
12   -
13   -/**
14   - * BPM 活动 Convert
15   - *
16   - * @author 芋道源码
17   - */
18   -@Mapper(uses = DateUtils.class)
19   -public interface BpmActivityConvert {
20   -
21   - BpmActivityConvert INSTANCE = Mappers.getMapper(BpmActivityConvert.class);
22   -
23   - List<BpmActivityRespVO> convertList(List<HistoricActivityInstance> list);
24   -
25   - @Mappings({
26   - @Mapping(source = "activityId", target = "key"),
27   - @Mapping(source = "activityType", target = "type")
28   - })
29   - BpmActivityRespVO convert(HistoricActivityInstance bean);
30   -}
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/convert/task/BpmProcessInstanceConvert.java
1 1 package cn.iocoder.yudao.module.bpm.convert.task;
2 2  
  3 +import cn.hutool.core.util.StrUtil;
3 4 import cn.iocoder.yudao.framework.common.pojo.PageResult;
4 5 import cn.iocoder.yudao.framework.common.util.collection.MapUtils;
5 6 import cn.iocoder.yudao.framework.common.util.number.NumberUtils;
6 7 import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
7 8 import cn.iocoder.yudao.module.bpm.controller.admin.definition.vo.process.BpmProcessDefinitionRespVO;
  9 +import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.instance.BpmProcessInstanceBpmnModelViewRespVO;
8 10 import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.instance.BpmProcessInstanceRespVO;
  11 +import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.task.BpmTaskRespVO;
9 12 import cn.iocoder.yudao.module.bpm.dal.dataobject.definition.BpmCategoryDO;
10 13 import cn.iocoder.yudao.module.bpm.dal.dataobject.definition.BpmProcessDefinitionInfoDO;
11 14 import cn.iocoder.yudao.module.bpm.event.BpmProcessInstanceStatusEvent;
  15 +import cn.iocoder.yudao.module.bpm.framework.flowable.core.util.BpmnModelUtils;
12 16 import cn.iocoder.yudao.module.bpm.framework.flowable.core.util.FlowableUtils;
13 17 import cn.iocoder.yudao.module.bpm.service.message.dto.BpmMessageSendWhenProcessInstanceApproveReqDTO;
14 18 import cn.iocoder.yudao.module.bpm.service.message.dto.BpmMessageSendWhenProcessInstanceRejectReqDTO;
15 19 import cn.iocoder.yudao.module.system.api.dept.dto.DeptRespDTO;
16 20 import cn.iocoder.yudao.module.system.api.user.dto.AdminUserRespDTO;
  21 +import org.flowable.bpmn.model.BpmnModel;
17 22 import org.flowable.engine.history.HistoricProcessInstance;
18 23 import org.flowable.engine.repository.ProcessDefinition;
19 24 import org.flowable.engine.runtime.ProcessInstance;
20 25 import org.flowable.task.api.Task;
  26 +import org.flowable.task.api.history.HistoricTaskInstance;
21 27 import org.mapstruct.Mapper;
22 28 import org.mapstruct.Mapping;
23 29 import org.mapstruct.MappingTarget;
... ... @@ -25,6 +31,9 @@ import org.mapstruct.factory.Mappers;
25 31  
26 32 import java.util.List;
27 33 import java.util.Map;
  34 +import java.util.Set;
  35 +
  36 +import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.convertList;
28 37  
29 38 /**
30 39 * 流程实例 Convert
... ... @@ -109,4 +118,49 @@ public interface BpmProcessInstanceConvert {
109 118 .setStartUserId(NumberUtils.parseLong(instance.getStartUserId()));
110 119 }
111 120  
  121 + default BpmProcessInstanceBpmnModelViewRespVO buildProcessInstanceBpmnModelView(HistoricProcessInstance processInstance,
  122 + List<HistoricTaskInstance> taskInstances,
  123 + BpmnModel bpmnModel,
  124 + Set<String> unfinishedTaskActivityIds,
  125 + Set<String> finishedTaskActivityIds,
  126 + Set<String> finishedSequenceFlowActivityIds,
  127 + Set<String> rejectTaskActivityIds,
  128 + Map<Long, AdminUserRespDTO> userMap,
  129 + Map<Long, DeptRespDTO> deptMap) {
  130 + BpmProcessInstanceBpmnModelViewRespVO respVO = new BpmProcessInstanceBpmnModelViewRespVO();
  131 + // 基本信息
  132 + respVO.setProcessInstance(BeanUtils.toBean(processInstance, BpmProcessInstanceRespVO.class, o -> o
  133 + .setStatus(FlowableUtils.getProcessInstanceStatus(processInstance)))
  134 + .setStartUser(buildUser(processInstance.getStartUserId(), userMap, deptMap)));
  135 + respVO.setTasks(convertList(taskInstances, task -> BeanUtils.toBean(task, BpmTaskRespVO.class)
  136 + .setStatus(FlowableUtils.getTaskStatus(task)).setReason(FlowableUtils.getTaskReason(task))
  137 + .setAssigneeUser(buildUser(task.getAssignee(), userMap, deptMap))
  138 + .setOwnerUser(buildUser(task.getOwner(), userMap, deptMap))));
  139 + respVO.setBpmnXml(BpmnModelUtils.getBpmnXml(bpmnModel));
  140 + // 进度信息
  141 + respVO.setUnfinishedTaskActivityIds(unfinishedTaskActivityIds)
  142 + .setFinishedTaskActivityIds(finishedTaskActivityIds)
  143 + .setFinishedSequenceFlowActivityIds(finishedSequenceFlowActivityIds)
  144 + .setRejectedTaskActivityIds(rejectTaskActivityIds);
  145 + return respVO;
  146 + }
  147 +
  148 + default BpmProcessInstanceRespVO.User buildUser(String userId,
  149 + Map<Long, AdminUserRespDTO> userMap,
  150 + Map<Long, DeptRespDTO> deptMap) {
  151 + if (StrUtil.isBlank(userId)) {
  152 + return null;
  153 + }
  154 + AdminUserRespDTO user = userMap.get(NumberUtils.parseLong(userId));
  155 + if (user == null) {
  156 + return null;
  157 + }
  158 + BpmProcessInstanceRespVO.User userVO = BeanUtils.toBean(user, BpmProcessInstanceRespVO.User.class);
  159 + DeptRespDTO dept = user.getDeptId() != null ? deptMap.get(user.getDeptId()) : null;
  160 + if (dept != null) {
  161 + userVO.setDeptName(dept.getName());
  162 + }
  163 + return userVO;
  164 + }
  165 +
112 166 }
... ...
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmActivityServiceImpl.java
... ... @@ -9,7 +9,7 @@ import org.springframework.validation.annotation.Validated;
9 9  
10 10 import java.util.List;
11 11  
12   -
  12 +// TODO 芋艿:准备废弃
13 13 /**
14 14 * BPM 活动实例 Service 实现类
15 15 *
... ...
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceService.java
... ... @@ -104,6 +104,14 @@ public interface BpmProcessInstanceService {
104 104 */
105 105 BpmApprovalDetailRespVO getApprovalDetail(Long loginUserId, @Valid BpmApprovalDetailReqVO reqVO);
106 106  
  107 + /**
  108 + * 获取流程实例的 BPMN 模型视图
  109 + *
  110 + * @param id 流程实例的编号
  111 + * @return BPMN 模型视图
  112 + */
  113 + BpmProcessInstanceBpmnModelViewRespVO getProcessInstanceBpmnModelView(String id);
  114 +
107 115 // ========== Update 写入相关方法 ==========
108 116  
109 117 /**
... ... @@ -157,5 +165,4 @@ public interface BpmProcessInstanceService {
157 165 */
158 166 void processProcessInstanceCompleted(ProcessInstance instance);
159 167  
160   -
161 168 }
... ...
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceServiceImpl.java
1   -package cn.iocoder.yudao.module.bpm.service.task; import cn.hutool.core.collection.CollUtil; import cn.hutool.core.util.ArrayUtil; import cn.hutool.core.util.BooleanUtil; import cn.hutool.core.util.NumberUtil; import cn.hutool.core.util.StrUtil; import cn.iocoder.yudao.framework.common.pojo.PageResult; import cn.iocoder.yudao.framework.common.util.collection.CollectionUtils; import cn.iocoder.yudao.framework.common.util.date.DateUtils; import cn.iocoder.yudao.framework.common.util.json.JsonUtils; import cn.iocoder.yudao.framework.common.util.object.BeanUtils; import cn.iocoder.yudao.framework.common.util.object.PageUtils; import cn.iocoder.yudao.module.bpm.api.task.dto.BpmProcessInstanceCreateReqDTO; import cn.iocoder.yudao.module.bpm.controller.admin.definition.vo.model.simple.BpmSimpleModelNodeVO; import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.instance.*; import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.instance.BpmApprovalDetailRespVO.ApprovalTaskInfo; import cn.iocoder.yudao.module.bpm.convert.task.BpmProcessInstanceConvert; import cn.iocoder.yudao.module.bpm.dal.dataobject.definition.BpmProcessDefinitionInfoDO; import cn.iocoder.yudao.module.bpm.enums.ErrorCodeConstants; import cn.iocoder.yudao.module.bpm.enums.definition.BpmModelTypeEnum; import cn.iocoder.yudao.module.bpm.enums.definition.BpmSimpleModelNodeType; import cn.iocoder.yudao.module.bpm.enums.task.BpmProcessInstanceStatusEnum; import cn.iocoder.yudao.module.bpm.enums.task.BpmReasonEnum; import cn.iocoder.yudao.module.bpm.enums.task.BpmTaskStatusEnum; import cn.iocoder.yudao.module.bpm.framework.flowable.core.candidate.BpmTaskCandidateInvoker; import cn.iocoder.yudao.module.bpm.framework.flowable.core.candidate.BpmTaskCandidateStrategy; import cn.iocoder.yudao.module.bpm.framework.flowable.core.candidate.strategy.BpmTaskCandidateStartUserSelectStrategy; import cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmnVariableConstants; import cn.iocoder.yudao.module.bpm.framework.flowable.core.event.BpmProcessInstanceEventPublisher; import cn.iocoder.yudao.module.bpm.framework.flowable.core.util.BpmnModelUtils; import cn.iocoder.yudao.module.bpm.framework.flowable.core.util.FlowableUtils; import cn.iocoder.yudao.module.bpm.framework.flowable.core.util.SimpleModelUtils; import cn.iocoder.yudao.module.bpm.service.definition.BpmProcessDefinitionService; import cn.iocoder.yudao.module.bpm.service.message.BpmMessageService; import cn.iocoder.yudao.module.bpm.service.task.bo.AlreadyRunApproveNodeRespBO; import cn.iocoder.yudao.module.system.api.user.AdminUserApi; import cn.iocoder.yudao.module.system.api.user.dto.AdminUserRespDTO; import com.google.common.collect.ArrayListMultimap; import com.google.common.collect.Multimap; import jakarta.annotation.Resource; import jakarta.validation.Valid; import lombok.extern.slf4j.Slf4j; import org.flowable.bpmn.model.BpmnModel; import org.flowable.bpmn.model.UserTask; import org.flowable.common.engine.api.FlowableException; import org.flowable.common.engine.api.variable.VariableContainer; import org.flowable.engine.HistoryService; import org.flowable.engine.ManagementService; import org.flowable.engine.RuntimeService; import org.flowable.engine.history.HistoricActivityInstance; import org.flowable.engine.history.HistoricProcessInstance; import org.flowable.engine.history.HistoricProcessInstanceQuery; import org.flowable.engine.repository.ProcessDefinition; import org.flowable.engine.runtime.ProcessInstance; import org.flowable.task.api.history.HistoricTaskInstance; import org.springframework.context.annotation.Lazy; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; import org.springframework.validation.annotation.Validated; import java.util.*; import java.util.stream.Stream; import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception; import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.*; import static cn.iocoder.yudao.module.bpm.controller.admin.task.vo.instance.BpmApprovalDetailRespVO.ApprovalNodeInfo; import static cn.iocoder.yudao.module.bpm.controller.admin.task.vo.instance.BpmApprovalDetailRespVO.User; import static cn.iocoder.yudao.module.bpm.enums.ErrorCodeConstants.*; import static cn.iocoder.yudao.module.bpm.enums.definition.BpmSimpleModelNodeType.*; import static cn.iocoder.yudao.module.bpm.enums.definition.BpmUserTaskApproveTypeEnum.USER; import static cn.iocoder.yudao.module.bpm.enums.task.BpmTaskStatusEnum.*; import static cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmTaskCandidateStrategyEnum.START_USER; import static cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmnModelConstants.START_USER_NODE_ID; /** * 流程实例 Service 实现类 * <p> * ProcessDefinition & ProcessInstance & Execution & Task 的关系: * 1. <a href="https://blog.csdn.net/bobozai86/article/details/105210414" /> * <p> * HistoricProcessInstance & ProcessInstance 的关系: * 1. <a href=" https://my.oschina.net/843294669/blog/71902" /> * <p> * 简单来说,前者 = 历史 + 运行中的流程实例,后者仅是运行中的流程实例 * * @author 芋道源码 */ @Service @Validated @Slf4j public class BpmProcessInstanceServiceImpl implements BpmProcessInstanceService { @Resource private RuntimeService runtimeService; @Resource private HistoryService historyService; @Resource private ManagementService managementService; @Resource private BpmActivityService activityService; @Resource private BpmProcessDefinitionService processDefinitionService; @Resource @Lazy // 避免循环依赖 private BpmTaskService taskService; @Resource private BpmMessageService messageService; @Resource private BpmTaskCandidateInvoker bpmTaskCandidateInvoker; @Resource private AdminUserApi adminUserApi; @Resource private BpmProcessInstanceEventPublisher processInstanceEventPublisher; // ========== Query 查询相关方法 ========== @Override public ProcessInstance getProcessInstance(String id) { return runtimeService.createProcessInstanceQuery() .includeProcessVariables() .processInstanceId(id) .singleResult(); } @Override public List<ProcessInstance> getProcessInstances(Set<String> ids) { return runtimeService.createProcessInstanceQuery().processInstanceIds(ids).list(); } @Override public HistoricProcessInstance getHistoricProcessInstance(String id) { return historyService.createHistoricProcessInstanceQuery().processInstanceId(id).includeProcessVariables().singleResult(); } @Override public List<HistoricProcessInstance> getHistoricProcessInstances(Set<String> ids) { return historyService.createHistoricProcessInstanceQuery().processInstanceIds(ids).list(); } @Override public PageResult<HistoricProcessInstance> getProcessInstancePage(Long userId, BpmProcessInstancePageReqVO pageReqVO) { // 通过 BpmProcessInstanceExtDO 表,先查询到对应的分页 HistoricProcessInstanceQuery processInstanceQuery = historyService.createHistoricProcessInstanceQuery() .includeProcessVariables() .processInstanceTenantId(FlowableUtils.getTenantId()) .orderByProcessInstanceStartTime().desc(); if (userId != null) { // 【我的流程】菜单时,需要传递该字段 processInstanceQuery.startedBy(String.valueOf(userId)); } else if (pageReqVO.getStartUserId() != null) { // 【管理流程】菜单时,才会传递该字段 processInstanceQuery.startedBy(String.valueOf(pageReqVO.getStartUserId())); } if (StrUtil.isNotEmpty(pageReqVO.getName())) { processInstanceQuery.processInstanceNameLike("%" + pageReqVO.getName() + "%"); } if (StrUtil.isNotEmpty(pageReqVO.getProcessDefinitionKey())) { processInstanceQuery.processDefinitionKey(pageReqVO.getProcessDefinitionKey()); } if (StrUtil.isNotEmpty(pageReqVO.getCategory())) { processInstanceQuery.processDefinitionCategory(pageReqVO.getCategory()); } if (pageReqVO.getStatus() != null) { processInstanceQuery.variableValueEquals(BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_STATUS, pageReqVO.getStatus()); } if (ArrayUtil.isNotEmpty(pageReqVO.getCreateTime())) { processInstanceQuery.startedAfter(DateUtils.of(pageReqVO.getCreateTime()[0])); processInstanceQuery.startedBefore(DateUtils.of(pageReqVO.getCreateTime()[1])); } // 查询数量 long processInstanceCount = processInstanceQuery.count(); if (processInstanceCount == 0) { return PageResult.empty(processInstanceCount); } // 查询列表 List<HistoricProcessInstance> processInstanceList = processInstanceQuery.listPage(PageUtils.getStart(pageReqVO), pageReqVO.getPageSize()); return new PageResult<>(processInstanceList, processInstanceCount); } @Override public Map<String, String> getFormFieldsPermission(BpmFormFieldsPermissionReqVO reqVO) { // 1.1 获取流程定义 Id String processDefinitionId = reqVO.getProcessDefinitionId(); if (StrUtil.isEmpty(processDefinitionId) && StrUtil.isNotEmpty(reqVO.getProcessInstanceId())) { HistoricProcessInstance processInstance = getHistoricProcessInstance(reqVO.getProcessInstanceId()); if (processInstance == null) { throw exception(ErrorCodeConstants.PROCESS_INSTANCE_NOT_EXISTS); } processDefinitionId = processInstance.getProcessDefinitionId(); } // 1.2 获取流程活动编号 String activityId = reqVO.getActivityId(); if (StrUtil.isEmpty(activityId) && StrUtil.isNotEmpty(reqVO.getTaskId())) { // 流程活动 Id 为空。从流程任务中获取流程活动 Id activityId = Optional.ofNullable(taskService.getHistoricTask(reqVO.getTaskId())) .map(HistoricTaskInstance::getTaskDefinitionKey).orElse(null); } if (StrUtil.isEmpty(activityId)) { return null; } // 2. 从 BpmnModel 中解析表单字段权限 return BpmnModelUtils.parseFormFieldsPermission( processDefinitionService.getProcessDefinitionBpmnModel(processDefinitionId), activityId); } @Override public BpmApprovalDetailRespVO getApprovalDetail(Long startUserId, BpmApprovalDetailReqVO reqVO) { // 1. 审批详情 BpmApprovalDetailRespVO respVO = new BpmApprovalDetailRespVO(); String processDefinitionId = reqVO.getProcessDefinitionId(); ProcessInstance runProcessInstance = null; // 正在运行的流程实例 Set<String> runNodeIds = new HashSet<>(); // 已经运行的节点 Ids (BPMN XML 节点 Id) Map<String, ApprovalNodeInfo> runningApprovalNodes = new HashMap<>(); // 正在运行的节点的审批信息 List<ApprovalNodeInfo> approvalNodes = new ArrayList<>(); // 1.1 情况一:流程未发起 if (reqVO.getProcessInstanceId() == null) { respVO.setStatus(BpmProcessInstanceStatusEnum.NOT_START.getStatus()); // 1.2 情况二:流程已发起 } else { // 1.2.1 获取流程实例状态 HistoricProcessInstance processInstance = getHistoricProcessInstance(reqVO.getProcessInstanceId()); if (processInstance == null) { throw exception(ErrorCodeConstants.PROCESS_INSTANCE_NOT_EXISTS); } Integer processInstanceStatus = FlowableUtils.getProcessInstanceStatus(processInstance); respVO.setStatus(processInstanceStatus); // 1.2.2 构建已运行节点的审批信息 List<HistoricActivityInstance> historicActivityList = activityService.getActivityListByProcessInstanceId(processInstance.getId()); AlreadyRunApproveNodeRespBO respBO = buildAlreadyRunApproveNodes(processInstance.getId(), processInstanceStatus, historicActivityList); approvalNodes = respBO.getApproveNodes(); runNodeIds = respBO.getRunNodeIds(); // 1.2.3 特殊:流程已经结束,直接 return,无需预测 if (BpmProcessInstanceStatusEnum.isProcessEndStatus(processInstanceStatus)) { respVO.setApproveNodes(approvalNodes); return respVO; } runningApprovalNodes = respBO.getRunningApprovalNodes(); processDefinitionId = processInstance.getProcessDefinitionId(); runProcessInstance = getProcessInstance(processInstance.getId()); startUserId = Long.valueOf(runProcessInstance.getStartUserId()); } // 2. 流程未结束,预测未运行节点的审批信息。需要区分 BPMN 设计器 和 SIMPLE 设计器 BpmProcessDefinitionInfoDO processDefinitionInfo = processDefinitionService.getProcessDefinitionInfo(processDefinitionId); // 2.1 情况一:仿钉钉流程设计器 if (Objects.equals(BpmModelTypeEnum.SIMPLE.getType(), processDefinitionInfo.getModelType())) { BpmSimpleModelNodeVO simpleModel = JsonUtils.parseObject(processDefinitionInfo.getSimpleModel(), BpmSimpleModelNodeVO.class); List<ApprovalNodeInfo> notRunApproveNodes = new ArrayList<>(); traverseSimpleModelNodeToBuildNotRunApproveNodes( startUserId, runProcessInstance, simpleModel, runNodeIds, runningApprovalNodes, notRunApproveNodes); approvalNodes.addAll(notRunApproveNodes); respVO.setApproveNodes(approvalNodes); // 会不会有极端的情况:对于依次审批来说,它是已经 running,但是当前节点也要计算其它审批人?(已修改) // 2.2 情况二:BPMN 流程设计器 } else if (Objects.equals(BpmModelTypeEnum.BPMN.getType(), processDefinitionInfo.getModelType())) { // TODO 芋艿:需要把 start 节点加出来 // TODO Bpmn 设计器,构建未运行节点的审批信息;未完全实现 respVO.setApproveNodes(approvalNodes); } return respVO; } /** * 遍历 SIMPLE 设计器模型 构建未运行节点的审批信息 * * @param startUserId 流程发起人编号 * @param processInstance 流程实例 * @param simpleModelNode SIMPLE 设计器模型 * @param runNodeIds 已经运行节点的 Ids * @param runningApprovalNodes 正在运行的节点的审批信息 * @param approveNodeList 未运行节点的审批信息列表 */ private void traverseSimpleModelNodeToBuildNotRunApproveNodes(Long startUserId, ProcessInstance processInstance, BpmSimpleModelNodeVO simpleModelNode, Set<String> runNodeIds, Map<String, ApprovalNodeInfo> runningApprovalNodes, List<ApprovalNodeInfo> approveNodeList) { if (!SimpleModelUtils.isValidNode(simpleModelNode)) { return; } buildNotRunApproveNodes(startUserId, processInstance, simpleModelNode, runNodeIds, runningApprovalNodes, approveNodeList); // 如果有子节点递归遍历子节点 traverseSimpleModelNodeToBuildNotRunApproveNodes( startUserId, processInstance, simpleModelNode.getChildNode(), runNodeIds, runningApprovalNodes, approveNodeList); } private void buildNotRunApproveNodes(Long startUserId, ProcessInstance processInstance, BpmSimpleModelNodeVO node, Set<String> runNodeIds, Map<String, ApprovalNodeInfo> runningApprovalNodes, List<ApprovalNodeInfo> approveNodeList) { // 情况一:节点未运行:需要进行预测 if (!runNodeIds.contains(node.getId())) { // 1. 对需要人工审批的审批节点,进行预测 if (APPROVE_NODE.getType().equals(node.getType()) && USER.getType().equals(node.getApproveType()) || START_USER_NODE.getType().equals(node.getType())) { ApprovalNodeInfo approvalNodeInfo = new ApprovalNodeInfo().setNodeType(node.getType()) .setName(node.getName()).setStatus(NOT_START.getStatus()); Integer candidateStrategy = START_USER_NODE.getType().equals(node.getType()) ? START_USER.getStrategy() : node.getCandidateStrategy(); approvalNodeInfo.setCandidateUserList( getNotRunTaskCandidateUserList(startUserId, processInstance, node.getId(), candidateStrategy, node.getCandidateParam())); approveNodeList.add(approvalNodeInfo); // 2. 对分支节点,进行预测 } else if (BpmSimpleModelNodeType.isBranchNode(node.getType())) { // 并行分支,不用预测条件。所有分支都需要遍历 if (PARALLEL_BRANCH_NODE.getType().equals(node.getType())) { node.getConditionNodes().forEach(conditionNode -> traverseSimpleModelNodeToBuildNotRunApproveNodes(startUserId, processInstance, conditionNode.getChildNode() , runNodeIds, runningApprovalNodes, approveNodeList)); } else if (CONDITION_BRANCH_NODE.getType().equals(node.getType())) { for (BpmSimpleModelNodeVO conditionNode : node.getConditionNodes()) { // 满足一个条件, 遍历该分支并 if ((processInstance != null && evalConditionExpress(processInstance, SimpleModelUtils.buildConditionExpression(conditionNode))) // 预测条件表达式的值 || BooleanUtil.isTrue(conditionNode.getDefaultFlow())) { // 是否默认的序列 traverseSimpleModelNodeToBuildNotRunApproveNodes(startUserId, processInstance, conditionNode.getChildNode(), runNodeIds, runningApprovalNodes, approveNodeList); break; } } } // TODO 包容分支待实现 // 3. 结束节点 } else if (END_NODE.getType().equals(node.getType())) { ApprovalNodeInfo nodeProgress = new ApprovalNodeInfo(); nodeProgress.setNodeType(node.getType()); nodeProgress.setName(node.getName()); nodeProgress.setStatus(NOT_START.getStatus()); approveNodeList.add(nodeProgress); } } else { // 情况二:节点已经运行 // 如果是分支节点,需要检查分支节点的运行情况 if (BpmSimpleModelNodeType.isBranchNode(node.getType()) && ArrayUtil.isNotEmpty(node.getConditionNodes())) { node.getConditionNodes().forEach(conditionNode -> { // 只有运行的条件,才需要遍历 if (runNodeIds.contains(conditionNode.getId())) { traverseSimpleModelNodeToBuildNotRunApproveNodes(startUserId, processInstance, conditionNode.getChildNode() , runNodeIds, runningApprovalNodes, approveNodeList); } }); // 如果是依次审批, 需要加其它未审批候选人 } else if (SimpleModelUtils.isSequentialApproveNode(node) && runningApprovalNodes.containsKey(node.getId())) { ApprovalNodeInfo approvalNodeInfo = runningApprovalNodes.get(node.getId()); List<User> candidateUserList = getNotRunTaskCandidateUserList( startUserId, processInstance, node.getId(), node.getCandidateStrategy(), node.getCandidateParam()); // TODO @jason:这里的逻辑,可能可以简化成,直接拿已经审批过的人的 userId 集合,从 candidateUserList remove 下。一方面简单一点,方面 calculateUsers 返回的是 set,目前不是很有序。 ApprovalTaskInfo approvalTaskInfo = CollUtil.getFirst(approvalNodeInfo.getTasks()); Long currentAssignedUserId = null; if (approvalTaskInfo != null && approvalTaskInfo.getAssigneeUser() != null) { currentAssignedUserId = approvalTaskInfo.getAssigneeUser().getId(); } // 找到当前审批人在候选人列表的位置 int index = 0; for (User user : candidateUserList) { if (user.getId().equals(currentAssignedUserId)) { break; } index++; } // 截取当前审批人位置后面的候选人, 不包含当前审批人 approvalNodeInfo.setCandidateUserList(CollUtil.sub(candidateUserList, ++index, candidateUserList.size())); } } } /** * 从已经运行活动节点构建的审批信息列表 * * @param processInstanceId 流程实例 Id * @param processInstanceStatus 流程实例状态 * @param historicActivityList 已经运行活动 */ private AlreadyRunApproveNodeRespBO buildAlreadyRunApproveNodes(String processInstanceId, Integer processInstanceStatus, List<HistoricActivityInstance> historicActivityList) { // 1.1 获取待处理活动:只有 "userTask" 和 "endEvent" 需要处理 List<HistoricActivityInstance> pendingActivityNodes = filterList(historicActivityList, item -> BpmSimpleModelNodeType.isRecordNode(item.getActivityType())); // 1.2 已运行节点的 activityId Set<String> runNodeIds = convertSet(historicActivityList, HistoricActivityInstance::getActivityId); // 2.1 获取已运行的任务(包括运行中的任务) List<HistoricTaskInstance> taskList = taskService.getTaskListByProcessInstanceId(processInstanceId); Map<String, HistoricTaskInstance> taskMap = convertMap(taskList, HistoricTaskInstance::getId); // 2.2 获取加签的任务 Map<String, List<HistoricTaskInstance>> addSignTaskMap = convertMultiMap( filterList(taskList, task -> StrUtil.isNotEmpty(task.getParentTaskId())), HistoricTaskInstance::getParentTaskId); // 3.1 获取节点的用户信息 Set<Long> userIds = CollectionUtils.convertSetByFlatMap(pendingActivityNodes, activity -> { if (BPMN_USER_TASK_TYPE.equals(activity.getActivityType())) { HistoricTaskInstance task = taskMap.get(activity.getTaskId()); Set<Long> taskUsers = CollUtil.newHashSet(); CollUtil.addIfAbsent(taskUsers, NumberUtil.parseLong(task.getAssignee(), null)); CollUtil.addIfAbsent(taskUsers, NumberUtil.parseLong(task.getOwner(), null)); List<HistoricTaskInstance> addSignTasks = addSignTaskMap.get(activity.getTaskId()); if (CollUtil.isNotEmpty(addSignTasks)) { addSignTasks.forEach(item -> { CollUtil.addIfAbsent(taskUsers, NumberUtil.parseLong(item.getAssignee(), null)); CollUtil.addIfAbsent(taskUsers, NumberUtil.parseLong(item.getOwner(), null)); }); } return taskUsers.stream(); } else { return Stream.empty(); } }); Map<Long, AdminUserRespDTO> userMap = convertMap(adminUserApi.getUserList(userIds), AdminUserRespDTO::getId); // 3.2 已经结束的任务转换为审批信息 final Multimap<String, HistoricActivityInstance> runningTask = ArrayListMultimap.create(); // 运行中的任务 List<ApprovalNodeInfo> approvalNodeList = convertList(pendingActivityNodes, activity -> { ApprovalNodeInfo approvalNodeInfo = new ApprovalNodeInfo().setId(activity.getId()).setName(activity.getActivityName()) .setStartTime(DateUtils.of(activity.getStartTime())).setEndTime(DateUtils.of(activity.getEndTime())); if (BPMN_USER_TASK_TYPE.equals(activity.getActivityType())) { // 用户任务 // nodeType approvalNodeInfo.setNodeType(START_USER_NODE_ID.equals(activity.getActivityId()) ? START_USER_NODE.getType() : APPROVE_NODE.getType()); // status HistoricTaskInstance task = taskMap.get(activity.getTaskId()); Integer taskStatus = FlowableUtils.getTaskStatus(task); // 运行中的任务, 会签,或签任务聚合在一起。 if (!BpmTaskStatusEnum.isEndStatus(taskStatus)) { runningTask.put(activity.getActivityId(), activity); return null; } // tasks ApprovalTaskInfo approveTask = convertApproveTaskInfo(task, userMap); List<ApprovalTaskInfo> approveTasks = CollUtil.newArrayList(approveTask); List<HistoricTaskInstance> addSignTasks = addSignTaskMap.get(activity.getTaskId()); if (CollUtil.isNotEmpty(addSignTasks)) { // 处理加签任务 approveTasks.addAll(convertList(addSignTasks, item -> convertApproveTaskInfo(item, userMap))); } approvalNodeInfo.setStatus(taskStatus); approvalNodeInfo.setTasks(approveTasks); } else if (END_NODE.getBpmnType().equals(activity.getActivityType())) { approvalNodeInfo.setNodeType(END_NODE.getType()); approvalNodeInfo.setStatus(processInstanceStatus); } return approvalNodeInfo; }); // 3.3 运行中的任务转换为审批信息。 final Map<String, ApprovalNodeInfo> runningApprovalNodes = new HashMap<>(); // 正在运行节点的审批信息 runningTask.asMap().forEach((activityId, activities) -> { if (CollUtil.isNotEmpty(activities)) { ApprovalNodeInfo approvalNodeInfo = new ApprovalNodeInfo(); approvalNodeInfo.setNodeType(APPROVE_NODE.getType()); approvalNodeInfo.setStatus(RUNNING.getStatus()); List<ApprovalTaskInfo> approveTasks = CollUtil.newArrayList(); int i = 0; for (HistoricActivityInstance activity : activities) { HistoricTaskInstance task = taskMap.get(activity.getTaskId()); // 取第一个任务, 会签/或签的任务。开始时间相同的 if (i == 0) { approvalNodeInfo.setId(activity.getId()).setName(activity.getActivityName()). setStartTime(DateUtils.of(activity.getStartTime())); } // tasks ApprovalTaskInfo approveTask = convertApproveTaskInfo(task, userMap); approveTasks.add(approveTask); List<HistoricTaskInstance> addSignTasks = addSignTaskMap.get(activity.getTaskId()); if (CollUtil.isNotEmpty(addSignTasks)) { // 处理加签任务 approveTasks.addAll(convertList(addSignTasks, item -> convertApproveTaskInfo(item, userMap))); } i++; } approvalNodeInfo.setTasks(approveTasks); approvalNodeList.add(approvalNodeInfo); runningApprovalNodes.put(activityId, approvalNodeInfo); } }); return new AlreadyRunApproveNodeRespBO().setApproveNodes(approvalNodeList).setRunNodeIds(runNodeIds) .setRunningApprovalNodes(runningApprovalNodes); } private ApprovalTaskInfo convertApproveTaskInfo(HistoricTaskInstance task, Map<Long, AdminUserRespDTO> userMap) { if (task == null) { return null; } ApprovalTaskInfo approveTask = BeanUtils.toBean(task, ApprovalTaskInfo.class); approveTask.setStatus(FlowableUtils.getTaskStatus(task)).setReason(FlowableUtils.getTaskReason(task)); Long taskAssignee = NumberUtil.parseLong(task.getAssignee(), null); if (taskAssignee != null) { approveTask.setAssigneeUser(BeanUtils.toBean(userMap.get(taskAssignee), User.class)); } Long taskOwner = NumberUtil.parseLong(task.getOwner(), null); if (taskOwner != null) { approveTask.setOwnerUser(BeanUtils.toBean(userMap.get(taskOwner), User.class)); } return approveTask; } private List<User> getNotRunTaskCandidateUserList(Long startUserId, ProcessInstance processInstance, String activityId, Integer candidateStrategy, String candidateParam) { BpmTaskCandidateStrategy taskCandidateStrategy = bpmTaskCandidateInvoker.getCandidateStrategy(candidateStrategy); Set<Long> userIds = taskCandidateStrategy.calculateUsers(startUserId, processInstance, activityId, candidateParam); Map<Long, AdminUserRespDTO> adminUserMap = adminUserApi.getUserMap(userIds); // 需要按照候选人的顺序返回。原因是,依次审批需要按顺序展示用户 return convertList(userIds, userId -> BeanUtils.toBean(adminUserMap.get(userId), User.class)); } /** * 计算条件表达式的值 * * @param processInstance 流程实例 * @param express 条件表达式 */ private Boolean evalConditionExpress(ProcessInstance processInstance, String express) { if (express == null) { return Boolean.FALSE; } Object result = managementService.executeCommand(context -> { try { return FlowableUtils.getExpressionValue((VariableContainer) processInstance, express); } catch (FlowableException ex) { log.error("[evalConditionExpress][条件表达式({}) 解析报错", express, ex); return Boolean.FALSE; } }); return Boolean.TRUE.equals(result); } // ========== Update 写入相关方法 ========== @Override @Transactional(rollbackFor = Exception.class) public String createProcessInstance(Long userId, @Valid BpmProcessInstanceCreateReqVO createReqVO) { // 获得流程定义 ProcessDefinition definition = processDefinitionService.getProcessDefinition(createReqVO.getProcessDefinitionId()); // 发起流程 return createProcessInstance0(userId, definition, createReqVO.getVariables(), null, createReqVO.getStartUserSelectAssignees()); } @Override public String createProcessInstance(Long userId, @Valid BpmProcessInstanceCreateReqDTO createReqDTO) { // 获得流程定义 ProcessDefinition definition = processDefinitionService.getActiveProcessDefinition(createReqDTO.getProcessDefinitionKey()); // 发起流程 return createProcessInstance0(userId, definition, createReqDTO.getVariables(), createReqDTO.getBusinessKey(), createReqDTO.getStartUserSelectAssignees()); } private String createProcessInstance0(Long userId, ProcessDefinition definition, Map<String, Object> variables, String businessKey, Map<String, List<Long>> startUserSelectAssignees) { // 1.1 校验流程定义 if (definition == null) { throw exception(PROCESS_DEFINITION_NOT_EXISTS); } if (definition.isSuspended()) { throw exception(PROCESS_DEFINITION_IS_SUSPENDED); } BpmProcessDefinitionInfoDO processDefinitionInfo = processDefinitionService.getProcessDefinitionInfo(definition.getId()); if (processDefinitionInfo == null) { throw exception(PROCESS_DEFINITION_NOT_EXISTS); } // 1.2 校验是否能够发起 if (!processDefinitionService.canUserStartProcessDefinition(processDefinitionInfo, userId)) { throw exception(PROCESS_INSTANCE_START_USER_CAN_START); } // 1.3 校验发起人自选审批人 validateStartUserSelectAssignees(definition, startUserSelectAssignees); // 2. 创建流程实例 if (variables == null) { variables = new HashMap<>(); } FlowableUtils.filterProcessInstanceFormVariable(variables); // 过滤一下,避免 ProcessInstance 系统级的变量被占用 variables.put(BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_STATUS, // 流程实例状态:审批中 BpmProcessInstanceStatusEnum.RUNNING.getStatus()); if (CollUtil.isNotEmpty(startUserSelectAssignees)) { variables.put(BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_START_USER_SELECT_ASSIGNEES, startUserSelectAssignees); } ProcessInstance instance = runtimeService.createProcessInstanceBuilder() .processDefinitionId(definition.getId()) .businessKey(businessKey) .name(definition.getName().trim()) .variables(variables) .start(); return instance.getId(); } private void validateStartUserSelectAssignees(ProcessDefinition definition, Map<String, List<Long>> startUserSelectAssignees) { // 1. 获得发起人自选审批人的 UserTask 列表 BpmnModel bpmnModel = processDefinitionService.getProcessDefinitionBpmnModel(definition.getId()); List<UserTask> userTaskList = BpmTaskCandidateStartUserSelectStrategy.getStartUserSelectUserTaskList(bpmnModel); if (CollUtil.isEmpty(userTaskList)) { return; } // 2. 校验发起人自选审批人的 UserTask 是否都配置了 userTaskList.forEach(userTask -> { List<Long> assignees = startUserSelectAssignees != null ? startUserSelectAssignees.get(userTask.getId()) : null; if (CollUtil.isEmpty(assignees)) { throw exception(PROCESS_INSTANCE_START_USER_SELECT_ASSIGNEES_NOT_CONFIG, userTask.getName()); } Map<Long, AdminUserRespDTO> userMap = adminUserApi.getUserMap(assignees); assignees.forEach(assignee -> { if (userMap.get(assignee) == null) { throw exception(PROCESS_INSTANCE_START_USER_SELECT_ASSIGNEES_NOT_EXISTS, userTask.getName(), assignee); } }); }); } @Override public void cancelProcessInstanceByStartUser(Long userId, @Valid BpmProcessInstanceCancelReqVO cancelReqVO) { // 1.1 校验流程实例存在 ProcessInstance instance = getProcessInstance(cancelReqVO.getId()); if (instance == null) { throw exception(PROCESS_INSTANCE_CANCEL_FAIL_NOT_EXISTS); } // 1.2 只能取消自己的 if (!Objects.equals(instance.getStartUserId(), String.valueOf(userId))) { throw exception(PROCESS_INSTANCE_CANCEL_FAIL_NOT_SELF); } // 2. 取消流程 updateProcessInstanceCancel(cancelReqVO.getId(), BpmReasonEnum.CANCEL_PROCESS_INSTANCE_BY_START_USER.format(cancelReqVO.getReason())); } @Override public void cancelProcessInstanceByAdmin(Long userId, BpmProcessInstanceCancelReqVO cancelReqVO) { // 1.1 校验流程实例存在 ProcessInstance instance = getProcessInstance(cancelReqVO.getId()); if (instance == null) { throw exception(PROCESS_INSTANCE_CANCEL_FAIL_NOT_EXISTS); } // 2. 取消流程 AdminUserRespDTO user = adminUserApi.getUser(userId); updateProcessInstanceCancel(cancelReqVO.getId(), BpmReasonEnum.CANCEL_PROCESS_INSTANCE_BY_ADMIN.format(user.getNickname(), cancelReqVO.getReason())); } private void updateProcessInstanceCancel(String id, String reason) { // 1. 更新流程实例 status runtimeService.setVariable(id, BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_STATUS, BpmProcessInstanceStatusEnum.CANCEL.getStatus()); runtimeService.setVariable(id, BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_REASON, reason); // 2. 结束流程 taskService.moveTaskToEnd(id); } @Override public void updateProcessInstanceReject(ProcessInstance processInstance, String reason) { runtimeService.setVariable(processInstance.getProcessInstanceId(), BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_STATUS, BpmProcessInstanceStatusEnum.REJECT.getStatus()); runtimeService.setVariable(processInstance.getProcessInstanceId(), BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_REASON, BpmReasonEnum.REJECT_TASK.format(reason)); } // ========== Event 事件相关方法 ========== @Override public void processProcessInstanceCompleted(ProcessInstance instance) { // 注意:需要基于 instance 设置租户编号,避免 Flowable 内部异步时,丢失租户编号 FlowableUtils.execute(instance.getTenantId(), () -> { // 1.1 获取当前状态 Integer status = (Integer) instance.getProcessVariables().get(BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_STATUS); String reason = (String) instance.getProcessVariables().get(BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_REASON); // 1.2 当流程状态还是审批状态中,说明审批通过了,则变更下它的状态 // 为什么这么处理?因为流程完成,并且完成了,说明审批通过了 if (Objects.equals(status, BpmProcessInstanceStatusEnum.RUNNING.getStatus())) { status = BpmProcessInstanceStatusEnum.APPROVE.getStatus(); runtimeService.setVariable(instance.getId(), BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_STATUS, status); } // 2. 发送对应的消息通知 if (Objects.equals(status, BpmProcessInstanceStatusEnum.APPROVE.getStatus())) { messageService.sendMessageWhenProcessInstanceApprove(BpmProcessInstanceConvert.INSTANCE.buildProcessInstanceApproveMessage(instance)); } else if (Objects.equals(status, BpmProcessInstanceStatusEnum.REJECT.getStatus())) { messageService.sendMessageWhenProcessInstanceReject( BpmProcessInstanceConvert.INSTANCE.buildProcessInstanceRejectMessage(instance, reason)); } // 3. 发送流程实例的状态事件 processInstanceEventPublisher.sendProcessInstanceResultEvent( BpmProcessInstanceConvert.INSTANCE.buildProcessInstanceStatusEvent(this, instance, status)); }); } }
2 1 \ No newline at end of file
  2 +package cn.iocoder.yudao.module.bpm.service.task; import cn.hutool.core.collection.CollUtil; import cn.hutool.core.util.*; import cn.iocoder.yudao.framework.common.pojo.PageResult; import cn.iocoder.yudao.framework.common.util.collection.CollectionUtils; import cn.iocoder.yudao.framework.common.util.collection.SetUtils; import cn.iocoder.yudao.framework.common.util.date.DateUtils; import cn.iocoder.yudao.framework.common.util.json.JsonUtils; import cn.iocoder.yudao.framework.common.util.number.NumberUtils; import cn.iocoder.yudao.framework.common.util.object.BeanUtils; import cn.iocoder.yudao.framework.common.util.object.PageUtils; import cn.iocoder.yudao.module.bpm.api.task.dto.BpmProcessInstanceCreateReqDTO; import cn.iocoder.yudao.module.bpm.controller.admin.definition.vo.model.simple.BpmSimpleModelNodeVO; import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.instance.*; import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.instance.BpmApprovalDetailRespVO.ApprovalTaskInfo; import cn.iocoder.yudao.module.bpm.convert.task.BpmProcessInstanceConvert; import cn.iocoder.yudao.module.bpm.dal.dataobject.definition.BpmProcessDefinitionInfoDO; import cn.iocoder.yudao.module.bpm.enums.ErrorCodeConstants; import cn.iocoder.yudao.module.bpm.enums.definition.BpmModelTypeEnum; import cn.iocoder.yudao.module.bpm.enums.definition.BpmSimpleModelNodeType; import cn.iocoder.yudao.module.bpm.enums.task.BpmProcessInstanceStatusEnum; import cn.iocoder.yudao.module.bpm.enums.task.BpmReasonEnum; import cn.iocoder.yudao.module.bpm.enums.task.BpmTaskStatusEnum; import cn.iocoder.yudao.module.bpm.framework.flowable.core.candidate.BpmTaskCandidateInvoker; import cn.iocoder.yudao.module.bpm.framework.flowable.core.candidate.BpmTaskCandidateStrategy; import cn.iocoder.yudao.module.bpm.framework.flowable.core.candidate.strategy.BpmTaskCandidateStartUserSelectStrategy; import cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmnVariableConstants; import cn.iocoder.yudao.module.bpm.framework.flowable.core.event.BpmProcessInstanceEventPublisher; import cn.iocoder.yudao.module.bpm.framework.flowable.core.util.BpmnModelUtils; import cn.iocoder.yudao.module.bpm.framework.flowable.core.util.FlowableUtils; import cn.iocoder.yudao.module.bpm.framework.flowable.core.util.SimpleModelUtils; import cn.iocoder.yudao.module.bpm.service.definition.BpmProcessDefinitionService; import cn.iocoder.yudao.module.bpm.service.message.BpmMessageService; import cn.iocoder.yudao.module.bpm.service.task.bo.AlreadyRunApproveNodeRespBO; 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; import cn.iocoder.yudao.module.system.api.user.dto.AdminUserRespDTO; import com.google.common.collect.ArrayListMultimap; import com.google.common.collect.Multimap; import jakarta.annotation.Resource; import jakarta.validation.Valid; import lombok.extern.slf4j.Slf4j; import org.flowable.bpmn.constants.BpmnXMLConstants; import org.flowable.bpmn.model.BpmnModel; import org.flowable.bpmn.model.UserTask; import org.flowable.common.engine.api.FlowableException; import org.flowable.common.engine.api.variable.VariableContainer; import org.flowable.engine.HistoryService; import org.flowable.engine.ManagementService; import org.flowable.engine.RuntimeService; import org.flowable.engine.history.HistoricActivityInstance; import org.flowable.engine.history.HistoricProcessInstance; import org.flowable.engine.history.HistoricProcessInstanceQuery; import org.flowable.engine.repository.ProcessDefinition; import org.flowable.engine.runtime.ProcessInstance; import org.flowable.task.api.history.HistoricTaskInstance; import org.springframework.context.annotation.Lazy; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; import org.springframework.validation.annotation.Validated; import java.util.*; import java.util.stream.Stream; import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception; import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.*; import static cn.iocoder.yudao.module.bpm.controller.admin.task.vo.instance.BpmApprovalDetailRespVO.ApprovalNodeInfo; import static cn.iocoder.yudao.module.bpm.controller.admin.task.vo.instance.BpmApprovalDetailRespVO.User; import static cn.iocoder.yudao.module.bpm.enums.ErrorCodeConstants.*; import static cn.iocoder.yudao.module.bpm.enums.definition.BpmSimpleModelNodeType.*; import static cn.iocoder.yudao.module.bpm.enums.definition.BpmUserTaskApproveTypeEnum.USER; import static cn.iocoder.yudao.module.bpm.enums.task.BpmTaskStatusEnum.NOT_START; import static cn.iocoder.yudao.module.bpm.enums.task.BpmTaskStatusEnum.RUNNING; import static cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmTaskCandidateStrategyEnum.START_USER; import static cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmnModelConstants.START_USER_NODE_ID; /** * 流程实例 Service 实现类 * <p> * ProcessDefinition & ProcessInstance & Execution & Task 的关系: * 1. <a href="https://blog.csdn.net/bobozai86/article/details/105210414" /> * <p> * HistoricProcessInstance & ProcessInstance 的关系: * 1. <a href=" https://my.oschina.net/843294669/blog/71902" /> * <p> * 简单来说,前者 = 历史 + 运行中的流程实例,后者仅是运行中的流程实例 * * @author 芋道源码 */ @Service @Validated @Slf4j public class BpmProcessInstanceServiceImpl implements BpmProcessInstanceService { @Resource private RuntimeService runtimeService; @Resource private HistoryService historyService; @Resource private ManagementService managementService; @Resource private BpmActivityService activityService; @Resource private BpmProcessDefinitionService processDefinitionService; @Resource @Lazy // 避免循环依赖 private BpmTaskService taskService; @Resource private BpmMessageService messageService; @Resource private BpmTaskCandidateInvoker bpmTaskCandidateInvoker; @Resource private AdminUserApi adminUserApi; @Resource private DeptApi deptApi; @Resource private BpmProcessInstanceEventPublisher processInstanceEventPublisher; // ========== Query 查询相关方法 ========== @Override public ProcessInstance getProcessInstance(String id) { return runtimeService.createProcessInstanceQuery() .includeProcessVariables() .processInstanceId(id) .singleResult(); } @Override public List<ProcessInstance> getProcessInstances(Set<String> ids) { return runtimeService.createProcessInstanceQuery().processInstanceIds(ids).list(); } @Override public HistoricProcessInstance getHistoricProcessInstance(String id) { return historyService.createHistoricProcessInstanceQuery().processInstanceId(id).includeProcessVariables().singleResult(); } @Override public List<HistoricProcessInstance> getHistoricProcessInstances(Set<String> ids) { return historyService.createHistoricProcessInstanceQuery().processInstanceIds(ids).list(); } @Override public PageResult<HistoricProcessInstance> getProcessInstancePage(Long userId, BpmProcessInstancePageReqVO pageReqVO) { // 通过 BpmProcessInstanceExtDO 表,先查询到对应的分页 HistoricProcessInstanceQuery processInstanceQuery = historyService.createHistoricProcessInstanceQuery() .includeProcessVariables() .processInstanceTenantId(FlowableUtils.getTenantId()) .orderByProcessInstanceStartTime().desc(); if (userId != null) { // 【我的流程】菜单时,需要传递该字段 processInstanceQuery.startedBy(String.valueOf(userId)); } else if (pageReqVO.getStartUserId() != null) { // 【管理流程】菜单时,才会传递该字段 processInstanceQuery.startedBy(String.valueOf(pageReqVO.getStartUserId())); } if (StrUtil.isNotEmpty(pageReqVO.getName())) { processInstanceQuery.processInstanceNameLike("%" + pageReqVO.getName() + "%"); } if (StrUtil.isNotEmpty(pageReqVO.getProcessDefinitionKey())) { processInstanceQuery.processDefinitionKey(pageReqVO.getProcessDefinitionKey()); } if (StrUtil.isNotEmpty(pageReqVO.getCategory())) { processInstanceQuery.processDefinitionCategory(pageReqVO.getCategory()); } if (pageReqVO.getStatus() != null) { processInstanceQuery.variableValueEquals(BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_STATUS, pageReqVO.getStatus()); } if (ArrayUtil.isNotEmpty(pageReqVO.getCreateTime())) { processInstanceQuery.startedAfter(DateUtils.of(pageReqVO.getCreateTime()[0])); processInstanceQuery.startedBefore(DateUtils.of(pageReqVO.getCreateTime()[1])); } // 查询数量 long processInstanceCount = processInstanceQuery.count(); if (processInstanceCount == 0) { return PageResult.empty(processInstanceCount); } // 查询列表 List<HistoricProcessInstance> processInstanceList = processInstanceQuery.listPage(PageUtils.getStart(pageReqVO), pageReqVO.getPageSize()); return new PageResult<>(processInstanceList, processInstanceCount); } @Override public Map<String, String> getFormFieldsPermission(BpmFormFieldsPermissionReqVO reqVO) { // 1.1 获取流程定义 Id String processDefinitionId = reqVO.getProcessDefinitionId(); if (StrUtil.isEmpty(processDefinitionId) && StrUtil.isNotEmpty(reqVO.getProcessInstanceId())) { HistoricProcessInstance processInstance = getHistoricProcessInstance(reqVO.getProcessInstanceId()); if (processInstance == null) { throw exception(ErrorCodeConstants.PROCESS_INSTANCE_NOT_EXISTS); } processDefinitionId = processInstance.getProcessDefinitionId(); } // 1.2 获取流程活动编号 String activityId = reqVO.getActivityId(); if (StrUtil.isEmpty(activityId) && StrUtil.isNotEmpty(reqVO.getTaskId())) { // 流程活动 Id 为空。从流程任务中获取流程活动 Id activityId = Optional.ofNullable(taskService.getHistoricTask(reqVO.getTaskId())) .map(HistoricTaskInstance::getTaskDefinitionKey).orElse(null); } if (StrUtil.isEmpty(activityId)) { return null; } // 2. 从 BpmnModel 中解析表单字段权限 return BpmnModelUtils.parseFormFieldsPermission( processDefinitionService.getProcessDefinitionBpmnModel(processDefinitionId), activityId); } @Override public BpmApprovalDetailRespVO getApprovalDetail(Long startUserId, BpmApprovalDetailReqVO reqVO) { // 1. 审批详情 BpmApprovalDetailRespVO respVO = new BpmApprovalDetailRespVO(); String processDefinitionId = reqVO.getProcessDefinitionId(); ProcessInstance runProcessInstance = null; // 正在运行的流程实例 Set<String> runNodeIds = new HashSet<>(); // 已经运行的节点 Ids (BPMN XML 节点 Id) Map<String, ApprovalNodeInfo> runningApprovalNodes = new HashMap<>(); // 正在运行的节点的审批信息 List<ApprovalNodeInfo> approvalNodes = new ArrayList<>(); // 1.1 情况一:流程未发起 if (reqVO.getProcessInstanceId() == null) { respVO.setStatus(BpmProcessInstanceStatusEnum.NOT_START.getStatus()); // 1.2 情况二:流程已发起 } else { // 1.2.1 获取流程实例状态 HistoricProcessInstance processInstance = getHistoricProcessInstance(reqVO.getProcessInstanceId()); if (processInstance == null) { throw exception(ErrorCodeConstants.PROCESS_INSTANCE_NOT_EXISTS); } Integer processInstanceStatus = FlowableUtils.getProcessInstanceStatus(processInstance); respVO.setStatus(processInstanceStatus); // 1.2.2 构建已运行节点的审批信息 List<HistoricActivityInstance> historicActivityList = activityService.getActivityListByProcessInstanceId(processInstance.getId()); AlreadyRunApproveNodeRespBO respBO = buildAlreadyRunApproveNodes(processInstance.getId(), processInstanceStatus, historicActivityList); approvalNodes = respBO.getApproveNodes(); runNodeIds = respBO.getRunNodeIds(); // 1.2.3 特殊:流程已经结束,直接 return,无需预测 if (BpmProcessInstanceStatusEnum.isProcessEndStatus(processInstanceStatus)) { respVO.setApproveNodes(approvalNodes); return respVO; } runningApprovalNodes = respBO.getRunningApprovalNodes(); processDefinitionId = processInstance.getProcessDefinitionId(); runProcessInstance = getProcessInstance(processInstance.getId()); startUserId = Long.valueOf(runProcessInstance.getStartUserId()); } // 2. 流程未结束,预测未运行节点的审批信息。需要区分 BPMN 设计器 和 SIMPLE 设计器 BpmProcessDefinitionInfoDO processDefinitionInfo = processDefinitionService.getProcessDefinitionInfo(processDefinitionId); // 2.1 情况一:仿钉钉流程设计器 if (Objects.equals(BpmModelTypeEnum.SIMPLE.getType(), processDefinitionInfo.getModelType())) { BpmSimpleModelNodeVO simpleModel = JsonUtils.parseObject(processDefinitionInfo.getSimpleModel(), BpmSimpleModelNodeVO.class); List<ApprovalNodeInfo> notRunApproveNodes = new ArrayList<>(); traverseSimpleModelNodeToBuildNotRunApproveNodes( startUserId, runProcessInstance, simpleModel, runNodeIds, runningApprovalNodes, notRunApproveNodes); approvalNodes.addAll(notRunApproveNodes); respVO.setApproveNodes(approvalNodes); // 会不会有极端的情况:对于依次审批来说,它是已经 running,但是当前节点也要计算其它审批人?(已修改) // 2.2 情况二:BPMN 流程设计器 } else if (Objects.equals(BpmModelTypeEnum.BPMN.getType(), processDefinitionInfo.getModelType())) { // TODO 芋艿:需要把 start 节点加出来 // TODO Bpmn 设计器,构建未运行节点的审批信息;未完全实现 respVO.setApproveNodes(approvalNodes); } return respVO; } /** * 遍历 SIMPLE 设计器模型 构建未运行节点的审批信息 * * @param startUserId 流程发起人编号 * @param processInstance 流程实例 * @param simpleModelNode SIMPLE 设计器模型 * @param runNodeIds 已经运行节点的 Ids * @param runningApprovalNodes 正在运行的节点的审批信息 * @param approveNodeList 未运行节点的审批信息列表 */ private void traverseSimpleModelNodeToBuildNotRunApproveNodes(Long startUserId, ProcessInstance processInstance, BpmSimpleModelNodeVO simpleModelNode, Set<String> runNodeIds, Map<String, ApprovalNodeInfo> runningApprovalNodes, List<ApprovalNodeInfo> approveNodeList) { if (!SimpleModelUtils.isValidNode(simpleModelNode)) { return; } buildNotRunApproveNodes(startUserId, processInstance, simpleModelNode, runNodeIds, runningApprovalNodes, approveNodeList); // 如果有子节点递归遍历子节点 traverseSimpleModelNodeToBuildNotRunApproveNodes( startUserId, processInstance, simpleModelNode.getChildNode(), runNodeIds, runningApprovalNodes, approveNodeList); } private void buildNotRunApproveNodes(Long startUserId, ProcessInstance processInstance, BpmSimpleModelNodeVO node, Set<String> runNodeIds, Map<String, ApprovalNodeInfo> runningApprovalNodes, List<ApprovalNodeInfo> approveNodeList) { // 情况一:节点未运行:需要进行预测 if (!runNodeIds.contains(node.getId())) { // 1. 对需要人工审批的审批节点,进行预测 if (APPROVE_NODE.getType().equals(node.getType()) && USER.getType().equals(node.getApproveType()) || START_USER_NODE.getType().equals(node.getType())) { ApprovalNodeInfo approvalNodeInfo = new ApprovalNodeInfo().setNodeType(node.getType()) .setName(node.getName()).setStatus(NOT_START.getStatus()); Integer candidateStrategy = START_USER_NODE.getType().equals(node.getType()) ? START_USER.getStrategy() : node.getCandidateStrategy(); approvalNodeInfo.setCandidateUserList( getNotRunTaskCandidateUserList(startUserId, processInstance, node.getId(), candidateStrategy, node.getCandidateParam())); approveNodeList.add(approvalNodeInfo); // 2. 对分支节点,进行预测 } else if (BpmSimpleModelNodeType.isBranchNode(node.getType())) { // 并行分支,不用预测条件。所有分支都需要遍历 if (PARALLEL_BRANCH_NODE.getType().equals(node.getType())) { node.getConditionNodes().forEach(conditionNode -> traverseSimpleModelNodeToBuildNotRunApproveNodes(startUserId, processInstance, conditionNode.getChildNode() , runNodeIds, runningApprovalNodes, approveNodeList)); } else if (CONDITION_BRANCH_NODE.getType().equals(node.getType())) { for (BpmSimpleModelNodeVO conditionNode : node.getConditionNodes()) { // 满足一个条件, 遍历该分支并 if ((processInstance != null && evalConditionExpress(processInstance, SimpleModelUtils.buildConditionExpression(conditionNode))) // 预测条件表达式的值 || BooleanUtil.isTrue(conditionNode.getDefaultFlow())) { // 是否默认的序列 traverseSimpleModelNodeToBuildNotRunApproveNodes(startUserId, processInstance, conditionNode.getChildNode(), runNodeIds, runningApprovalNodes, approveNodeList); break; } } } // TODO 包容分支待实现 // 3. 结束节点 } else if (END_NODE.getType().equals(node.getType())) { ApprovalNodeInfo nodeProgress = new ApprovalNodeInfo(); nodeProgress.setNodeType(node.getType()); nodeProgress.setName(node.getName()); nodeProgress.setStatus(NOT_START.getStatus()); approveNodeList.add(nodeProgress); } } else { // 情况二:节点已经运行 // 如果是分支节点,需要检查分支节点的运行情况 if (BpmSimpleModelNodeType.isBranchNode(node.getType()) && ArrayUtil.isNotEmpty(node.getConditionNodes())) { node.getConditionNodes().forEach(conditionNode -> { // 只有运行的条件,才需要遍历 if (runNodeIds.contains(conditionNode.getId())) { traverseSimpleModelNodeToBuildNotRunApproveNodes(startUserId, processInstance, conditionNode.getChildNode() , runNodeIds, runningApprovalNodes, approveNodeList); } }); // 如果是依次审批, 需要加其它未审批候选人 } else if (SimpleModelUtils.isSequentialApproveNode(node) && runningApprovalNodes.containsKey(node.getId())) { ApprovalNodeInfo approvalNodeInfo = runningApprovalNodes.get(node.getId()); List<User> candidateUserList = getNotRunTaskCandidateUserList( startUserId, processInstance, node.getId(), node.getCandidateStrategy(), node.getCandidateParam()); // TODO @jason:这里的逻辑,可能可以简化成,直接拿已经审批过的人的 userId 集合,从 candidateUserList remove 下。一方面简单一点,方面 calculateUsers 返回的是 set,目前不是很有序。 ApprovalTaskInfo approvalTaskInfo = CollUtil.getFirst(approvalNodeInfo.getTasks()); Long currentAssignedUserId = null; if (approvalTaskInfo != null && approvalTaskInfo.getAssigneeUser() != null) { currentAssignedUserId = approvalTaskInfo.getAssigneeUser().getId(); } // 找到当前审批人在候选人列表的位置 int index = 0; for (User user : candidateUserList) { if (user.getId().equals(currentAssignedUserId)) { break; } index++; } // 截取当前审批人位置后面的候选人, 不包含当前审批人 approvalNodeInfo.setCandidateUserList(CollUtil.sub(candidateUserList, ++index, candidateUserList.size())); } } } /** * 从已经运行活动节点构建的审批信息列表 * * @param processInstanceId 流程实例 Id * @param processInstanceStatus 流程实例状态 * @param historicActivityList 已经运行活动 */ private AlreadyRunApproveNodeRespBO buildAlreadyRunApproveNodes(String processInstanceId, Integer processInstanceStatus, List<HistoricActivityInstance> historicActivityList) { // 1.1 获取待处理活动:只有 "userTask" 和 "endEvent" 需要处理 List<HistoricActivityInstance> pendingActivityNodes = filterList(historicActivityList, item -> BpmSimpleModelNodeType.isRecordNode(item.getActivityType())); // 1.2 已运行节点的 activityId Set<String> runNodeIds = convertSet(historicActivityList, HistoricActivityInstance::getActivityId); // 2.1 获取已运行的任务(包括运行中的任务) List<HistoricTaskInstance> taskList = taskService.getTaskListByProcessInstanceId(processInstanceId, false); Map<String, HistoricTaskInstance> taskMap = convertMap(taskList, HistoricTaskInstance::getId); // 2.2 获取加签的任务 Map<String, List<HistoricTaskInstance>> addSignTaskMap = convertMultiMap( filterList(taskList, task -> StrUtil.isNotEmpty(task.getParentTaskId())), HistoricTaskInstance::getParentTaskId); // 3.1 获取节点的用户信息 Set<Long> userIds = CollectionUtils.convertSetByFlatMap(pendingActivityNodes, activity -> { if (BPMN_USER_TASK_TYPE.equals(activity.getActivityType())) { HistoricTaskInstance task = taskMap.get(activity.getTaskId()); Set<Long> taskUsers = CollUtil.newHashSet(); CollUtil.addIfAbsent(taskUsers, NumberUtil.parseLong(task.getAssignee(), null)); CollUtil.addIfAbsent(taskUsers, NumberUtil.parseLong(task.getOwner(), null)); List<HistoricTaskInstance> addSignTasks = addSignTaskMap.get(activity.getTaskId()); if (CollUtil.isNotEmpty(addSignTasks)) { addSignTasks.forEach(item -> { CollUtil.addIfAbsent(taskUsers, NumberUtil.parseLong(item.getAssignee(), null)); CollUtil.addIfAbsent(taskUsers, NumberUtil.parseLong(item.getOwner(), null)); }); } return taskUsers.stream(); } else { return Stream.empty(); } }); Map<Long, AdminUserRespDTO> userMap = convertMap(adminUserApi.getUserList(userIds), AdminUserRespDTO::getId); // 3.2 已经结束的任务转换为审批信息 final Multimap<String, HistoricActivityInstance> runningTask = ArrayListMultimap.create(); // 运行中的任务 List<ApprovalNodeInfo> approvalNodeList = convertList(pendingActivityNodes, activity -> { ApprovalNodeInfo approvalNodeInfo = new ApprovalNodeInfo().setId(activity.getId()).setName(activity.getActivityName()) .setStartTime(DateUtils.of(activity.getStartTime())).setEndTime(DateUtils.of(activity.getEndTime())); if (BPMN_USER_TASK_TYPE.equals(activity.getActivityType())) { // 用户任务 // nodeType approvalNodeInfo.setNodeType(START_USER_NODE_ID.equals(activity.getActivityId()) ? START_USER_NODE.getType() : APPROVE_NODE.getType()); // status HistoricTaskInstance task = taskMap.get(activity.getTaskId()); Integer taskStatus = FlowableUtils.getTaskStatus(task); // 运行中的任务, 会签,或签任务聚合在一起。 if (!BpmTaskStatusEnum.isEndStatus(taskStatus)) { runningTask.put(activity.getActivityId(), activity); return null; } // tasks ApprovalTaskInfo approveTask = convertApproveTaskInfo(task, userMap); List<ApprovalTaskInfo> approveTasks = CollUtil.newArrayList(approveTask); List<HistoricTaskInstance> addSignTasks = addSignTaskMap.get(activity.getTaskId()); if (CollUtil.isNotEmpty(addSignTasks)) { // 处理加签任务 approveTasks.addAll(convertList(addSignTasks, item -> convertApproveTaskInfo(item, userMap))); } approvalNodeInfo.setStatus(taskStatus); approvalNodeInfo.setTasks(approveTasks); } else if (END_NODE.getBpmnType().equals(activity.getActivityType())) { approvalNodeInfo.setNodeType(END_NODE.getType()); approvalNodeInfo.setStatus(processInstanceStatus); } return approvalNodeInfo; }); // 3.3 运行中的任务转换为审批信息。 final Map<String, ApprovalNodeInfo> runningApprovalNodes = new HashMap<>(); // 正在运行节点的审批信息 runningTask.asMap().forEach((activityId, activities) -> { if (CollUtil.isNotEmpty(activities)) { ApprovalNodeInfo approvalNodeInfo = new ApprovalNodeInfo(); approvalNodeInfo.setNodeType(APPROVE_NODE.getType()); approvalNodeInfo.setStatus(RUNNING.getStatus()); List<ApprovalTaskInfo> approveTasks = CollUtil.newArrayList(); int i = 0; for (HistoricActivityInstance activity : activities) { HistoricTaskInstance task = taskMap.get(activity.getTaskId()); // 取第一个任务, 会签/或签的任务。开始时间相同的 if (i == 0) { approvalNodeInfo.setId(activity.getId()).setName(activity.getActivityName()). setStartTime(DateUtils.of(activity.getStartTime())); } // tasks ApprovalTaskInfo approveTask = convertApproveTaskInfo(task, userMap); approveTasks.add(approveTask); List<HistoricTaskInstance> addSignTasks = addSignTaskMap.get(activity.getTaskId()); if (CollUtil.isNotEmpty(addSignTasks)) { // 处理加签任务 approveTasks.addAll(convertList(addSignTasks, item -> convertApproveTaskInfo(item, userMap))); } i++; } approvalNodeInfo.setTasks(approveTasks); approvalNodeList.add(approvalNodeInfo); runningApprovalNodes.put(activityId, approvalNodeInfo); } }); return new AlreadyRunApproveNodeRespBO().setApproveNodes(approvalNodeList).setRunNodeIds(runNodeIds) .setRunningApprovalNodes(runningApprovalNodes); } private ApprovalTaskInfo convertApproveTaskInfo(HistoricTaskInstance task, Map<Long, AdminUserRespDTO> userMap) { if (task == null) { return null; } ApprovalTaskInfo approveTask = BeanUtils.toBean(task, ApprovalTaskInfo.class); approveTask.setStatus(FlowableUtils.getTaskStatus(task)).setReason(FlowableUtils.getTaskReason(task)); Long taskAssignee = NumberUtil.parseLong(task.getAssignee(), null); if (taskAssignee != null) { approveTask.setAssigneeUser(BeanUtils.toBean(userMap.get(taskAssignee), User.class)); } Long taskOwner = NumberUtil.parseLong(task.getOwner(), null); if (taskOwner != null) { approveTask.setOwnerUser(BeanUtils.toBean(userMap.get(taskOwner), User.class)); } return approveTask; } private List<User> getNotRunTaskCandidateUserList(Long startUserId, ProcessInstance processInstance, String activityId, Integer candidateStrategy, String candidateParam) { BpmTaskCandidateStrategy taskCandidateStrategy = bpmTaskCandidateInvoker.getCandidateStrategy(candidateStrategy); Set<Long> userIds = taskCandidateStrategy.calculateUsers(startUserId, processInstance, activityId, candidateParam); Map<Long, AdminUserRespDTO> adminUserMap = adminUserApi.getUserMap(userIds); // 需要按照候选人的顺序返回。原因是,依次审批需要按顺序展示用户 return convertList(userIds, userId -> BeanUtils.toBean(adminUserMap.get(userId), User.class)); } /** * 计算条件表达式的值 * * @param processInstance 流程实例 * @param express 条件表达式 */ private Boolean evalConditionExpress(ProcessInstance processInstance, String express) { if (express == null) { return Boolean.FALSE; } Object result = managementService.executeCommand(context -> { try { return FlowableUtils.getExpressionValue((VariableContainer) processInstance, express); } catch (FlowableException ex) { log.error("[evalConditionExpress][条件表达式({}) 解析报错", express, ex); return Boolean.FALSE; } }); return Boolean.TRUE.equals(result); } @Override public BpmProcessInstanceBpmnModelViewRespVO getProcessInstanceBpmnModelView(String id) { // 1.1 获得流程实例 HistoricProcessInstance processInstance = getHistoricProcessInstance(id); if (processInstance == null) { return null; } // 1.2 获得流程定义 BpmnModel bpmnModel = processDefinitionService.getProcessDefinitionBpmnModel(processInstance.getProcessDefinitionId()); if (bpmnModel == null) { return null; } // 1.3 获得流程实例对应的活动实例列表 + 任务列表 List<HistoricActivityInstance> activityInstances = getActivityListByProcessInstanceId(id); List<HistoricTaskInstance> taskInstances = taskService.getTaskListByProcessInstanceId(id, true); // 1.4 查询关联用户、部门信息 Set<Long> userIds = SetUtils.asSet(Long.valueOf(processInstance.getStartUserId())); taskInstances.forEach(task -> { CollUtil.addIfAbsent(userIds, NumberUtils.parseLong((task.getAssignee()))); CollUtil.addIfAbsent(userIds, NumberUtils.parseLong((task.getOwner()))); }); Map<Long, AdminUserRespDTO> userMap = adminUserApi.getUserMap(userIds); Map<Long, DeptRespDTO> deptMap = deptApi.getDeptMap( convertSet(userMap.values(), AdminUserRespDTO::getDeptId)); // 2.1 拼接进度信息 Set<String> unfinishedTaskActivityIds = convertSet(activityInstances, HistoricActivityInstance::getActivityId, activityInstance -> activityInstance.getEndTime() == null); Set<String> finishedTaskActivityIds = convertSet(activityInstances, HistoricActivityInstance::getActivityId, activityInstance -> activityInstance.getEndTime() != null && ObjectUtil.notEqual(activityInstance.getActivityType(), BpmnXMLConstants.ELEMENT_SEQUENCE_FLOW)); Set<String> finishedSequenceFlowActivityIds = convertSet(activityInstances, HistoricActivityInstance::getActivityId, activityInstance -> activityInstance.getEndTime() != null && ObjectUtil.equals(activityInstance.getActivityType(), BpmnXMLConstants.ELEMENT_SEQUENCE_FLOW)); // 特殊:会签情况下,会有部分已完成(审批)、部分未完成(待审批),此时需要 finishedTaskActivityIds 移除掉 unfinishedTaskActivityIds.removeAll(finishedTaskActivityIds); // 特殊:如果流程实例被拒绝,则需要计算是哪个活动节点。 // 注意,只取最后一个。因为会存在多次拒绝的情况,拒绝驳回到指定节点 Set<String> rejectTaskActivityIds = CollUtil.newHashSet(); if (BpmProcessInstanceStatusEnum.isRejectStatus(FlowableUtils.getProcessInstanceStatus(processInstance))) { taskInstances.stream() .filter(task -> BpmTaskStatusEnum.isRejectStatus(FlowableUtils.getTaskStatus(task))) .max(Comparator.comparing(HistoricTaskInstance::getEndTime)) .ifPresent(reject -> rejectTaskActivityIds.add(reject.getTaskDefinitionKey())); finishedTaskActivityIds.removeAll(rejectTaskActivityIds); } // 2.2 拼接基础信息 return BpmProcessInstanceConvert.INSTANCE.buildProcessInstanceBpmnModelView(processInstance, taskInstances, bpmnModel, unfinishedTaskActivityIds, finishedTaskActivityIds, finishedSequenceFlowActivityIds, rejectTaskActivityIds, userMap, deptMap); } private List<HistoricActivityInstance> getActivityListByProcessInstanceId(String id) { return historyService.createHistoricActivityInstanceQuery().processInstanceId(id) .orderByHistoricActivityInstanceStartTime().asc().list(); } // ========== Update 写入相关方法 ========== @Override @Transactional(rollbackFor = Exception.class) public String createProcessInstance(Long userId, @Valid BpmProcessInstanceCreateReqVO createReqVO) { // 获得流程定义 ProcessDefinition definition = processDefinitionService.getProcessDefinition(createReqVO.getProcessDefinitionId()); // 发起流程 return createProcessInstance0(userId, definition, createReqVO.getVariables(), null, createReqVO.getStartUserSelectAssignees()); } @Override public String createProcessInstance(Long userId, @Valid BpmProcessInstanceCreateReqDTO createReqDTO) { // 获得流程定义 ProcessDefinition definition = processDefinitionService.getActiveProcessDefinition(createReqDTO.getProcessDefinitionKey()); // 发起流程 return createProcessInstance0(userId, definition, createReqDTO.getVariables(), createReqDTO.getBusinessKey(), createReqDTO.getStartUserSelectAssignees()); } private String createProcessInstance0(Long userId, ProcessDefinition definition, Map<String, Object> variables, String businessKey, Map<String, List<Long>> startUserSelectAssignees) { // 1.1 校验流程定义 if (definition == null) { throw exception(PROCESS_DEFINITION_NOT_EXISTS); } if (definition.isSuspended()) { throw exception(PROCESS_DEFINITION_IS_SUSPENDED); } BpmProcessDefinitionInfoDO processDefinitionInfo = processDefinitionService.getProcessDefinitionInfo(definition.getId()); if (processDefinitionInfo == null) { throw exception(PROCESS_DEFINITION_NOT_EXISTS); } // 1.2 校验是否能够发起 if (!processDefinitionService.canUserStartProcessDefinition(processDefinitionInfo, userId)) { throw exception(PROCESS_INSTANCE_START_USER_CAN_START); } // 1.3 校验发起人自选审批人 validateStartUserSelectAssignees(definition, startUserSelectAssignees); // 2. 创建流程实例 if (variables == null) { variables = new HashMap<>(); } FlowableUtils.filterProcessInstanceFormVariable(variables); // 过滤一下,避免 ProcessInstance 系统级的变量被占用 variables.put(BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_STATUS, // 流程实例状态:审批中 BpmProcessInstanceStatusEnum.RUNNING.getStatus()); if (CollUtil.isNotEmpty(startUserSelectAssignees)) { variables.put(BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_START_USER_SELECT_ASSIGNEES, startUserSelectAssignees); } ProcessInstance instance = runtimeService.createProcessInstanceBuilder() .processDefinitionId(definition.getId()) .businessKey(businessKey) .name(definition.getName().trim()) .variables(variables) .start(); return instance.getId(); } private void validateStartUserSelectAssignees(ProcessDefinition definition, Map<String, List<Long>> startUserSelectAssignees) { // 1. 获得发起人自选审批人的 UserTask 列表 BpmnModel bpmnModel = processDefinitionService.getProcessDefinitionBpmnModel(definition.getId()); List<UserTask> userTaskList = BpmTaskCandidateStartUserSelectStrategy.getStartUserSelectUserTaskList(bpmnModel); if (CollUtil.isEmpty(userTaskList)) { return; } // 2. 校验发起人自选审批人的 UserTask 是否都配置了 userTaskList.forEach(userTask -> { List<Long> assignees = startUserSelectAssignees != null ? startUserSelectAssignees.get(userTask.getId()) : null; if (CollUtil.isEmpty(assignees)) { throw exception(PROCESS_INSTANCE_START_USER_SELECT_ASSIGNEES_NOT_CONFIG, userTask.getName()); } Map<Long, AdminUserRespDTO> userMap = adminUserApi.getUserMap(assignees); assignees.forEach(assignee -> { if (userMap.get(assignee) == null) { throw exception(PROCESS_INSTANCE_START_USER_SELECT_ASSIGNEES_NOT_EXISTS, userTask.getName(), assignee); } }); }); } @Override public void cancelProcessInstanceByStartUser(Long userId, @Valid BpmProcessInstanceCancelReqVO cancelReqVO) { // 1.1 校验流程实例存在 ProcessInstance instance = getProcessInstance(cancelReqVO.getId()); if (instance == null) { throw exception(PROCESS_INSTANCE_CANCEL_FAIL_NOT_EXISTS); } // 1.2 只能取消自己的 if (!Objects.equals(instance.getStartUserId(), String.valueOf(userId))) { throw exception(PROCESS_INSTANCE_CANCEL_FAIL_NOT_SELF); } // 2. 取消流程 updateProcessInstanceCancel(cancelReqVO.getId(), BpmReasonEnum.CANCEL_PROCESS_INSTANCE_BY_START_USER.format(cancelReqVO.getReason())); } @Override public void cancelProcessInstanceByAdmin(Long userId, BpmProcessInstanceCancelReqVO cancelReqVO) { // 1.1 校验流程实例存在 ProcessInstance instance = getProcessInstance(cancelReqVO.getId()); if (instance == null) { throw exception(PROCESS_INSTANCE_CANCEL_FAIL_NOT_EXISTS); } // 2. 取消流程 AdminUserRespDTO user = adminUserApi.getUser(userId); updateProcessInstanceCancel(cancelReqVO.getId(), BpmReasonEnum.CANCEL_PROCESS_INSTANCE_BY_ADMIN.format(user.getNickname(), cancelReqVO.getReason())); } private void updateProcessInstanceCancel(String id, String reason) { // 1. 更新流程实例 status runtimeService.setVariable(id, BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_STATUS, BpmProcessInstanceStatusEnum.CANCEL.getStatus()); runtimeService.setVariable(id, BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_REASON, reason); // 2. 结束流程 taskService.moveTaskToEnd(id); } @Override public void updateProcessInstanceReject(ProcessInstance processInstance, String reason) { runtimeService.setVariable(processInstance.getProcessInstanceId(), BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_STATUS, BpmProcessInstanceStatusEnum.REJECT.getStatus()); runtimeService.setVariable(processInstance.getProcessInstanceId(), BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_REASON, BpmReasonEnum.REJECT_TASK.format(reason)); } // ========== Event 事件相关方法 ========== @Override public void processProcessInstanceCompleted(ProcessInstance instance) { // 注意:需要基于 instance 设置租户编号,避免 Flowable 内部异步时,丢失租户编号 FlowableUtils.execute(instance.getTenantId(), () -> { // 1.1 获取当前状态 Integer status = (Integer) instance.getProcessVariables().get(BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_STATUS); String reason = (String) instance.getProcessVariables().get(BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_REASON); // 1.2 当流程状态还是审批状态中,说明审批通过了,则变更下它的状态 // 为什么这么处理?因为流程完成,并且完成了,说明审批通过了 if (Objects.equals(status, BpmProcessInstanceStatusEnum.RUNNING.getStatus())) { status = BpmProcessInstanceStatusEnum.APPROVE.getStatus(); runtimeService.setVariable(instance.getId(), BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_STATUS, status); } // 2. 发送对应的消息通知 if (Objects.equals(status, BpmProcessInstanceStatusEnum.APPROVE.getStatus())) { messageService.sendMessageWhenProcessInstanceApprove(BpmProcessInstanceConvert.INSTANCE.buildProcessInstanceApproveMessage(instance)); } else if (Objects.equals(status, BpmProcessInstanceStatusEnum.REJECT.getStatus())) { messageService.sendMessageWhenProcessInstanceReject( BpmProcessInstanceConvert.INSTANCE.buildProcessInstanceRejectMessage(instance, reason)); } // 3. 发送流程实例的状态事件 processInstanceEventPublisher.sendProcessInstanceResultEvent( BpmProcessInstanceConvert.INSTANCE.buildProcessInstanceStatusEvent(this, instance, status)); }); } }
3 3 \ No newline at end of file
... ...
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmTaskService.java
... ... @@ -73,9 +73,10 @@ public interface BpmTaskService {
73 73 * 获得指定流程实例的流程任务列表,包括所有状态的
74 74 *
75 75 * @param processInstanceId 流程实例的编号
  76 + * @param asc 是否升序
76 77 * @return 流程任务列表
77 78 */
78   - List<HistoricTaskInstance> getTaskListByProcessInstanceId(String processInstanceId);
  79 + List<HistoricTaskInstance> getTaskListByProcessInstanceId(String processInstanceId, Boolean asc);
79 80  
80 81 /**
81 82 * 获取任务
... ...
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmTaskServiceImpl.java
... ... @@ -170,16 +170,16 @@ public class BpmTaskServiceImpl implements BpmTaskService {
170 170 }
171 171  
172 172 @Override
173   - public List<HistoricTaskInstance> getTaskListByProcessInstanceId(String processInstanceId) {
174   - List<HistoricTaskInstance> tasks = historyService.createHistoricTaskInstanceQuery()
  173 + public List<HistoricTaskInstance> getTaskListByProcessInstanceId(String processInstanceId, Boolean asc) {
  174 + HistoricTaskInstanceQuery query = historyService.createHistoricTaskInstanceQuery()
175 175 .includeTaskLocalVariables()
176   - .processInstanceId(processInstanceId)
177   - .orderByHistoricTaskInstanceStartTime().desc() // 创建时间倒序
178   - .list();
179   - if (CollUtil.isEmpty(tasks)) {
180   - return Collections.emptyList();
  176 + .processInstanceId(processInstanceId);
  177 + if (Boolean.TRUE.equals(asc)) {
  178 + query.orderByHistoricTaskInstanceStartTime().asc();
  179 + } else {
  180 + query.orderByHistoricTaskInstanceStartTime().desc();
181 181 }
182   - return tasks;
  182 + return query.list();
183 183 }
184 184  
185 185 /**
... ...