diff --git a/yudao-framework/yudao-spring-boot-starter-flowable/src/main/java/cn/iocoder/yudao/framework/flowable/core/context/FlowableContextHolder.java b/yudao-framework/yudao-spring-boot-starter-flowable/src/main/java/cn/iocoder/yudao/framework/flowable/core/context/FlowableContextHolder.java index e6021c0b7..efc6d5340 100644 --- a/yudao-framework/yudao-spring-boot-starter-flowable/src/main/java/cn/iocoder/yudao/framework/flowable/core/context/FlowableContextHolder.java +++ b/yudao-framework/yudao-spring-boot-starter-flowable/src/main/java/cn/iocoder/yudao/framework/flowable/core/context/FlowableContextHolder.java @@ -36,4 +36,5 @@ public class FlowableContextHolder { public static void setAssignee(Map> assignee) { ASSIGNEE.set(assignee); } + } diff --git a/yudao-module-bpm/yudao-module-bpm-api/src/main/java/cn/iocoder/yudao/module/bpm/api/task/dto/BpmProcessInstanceCreateReqDTO.java b/yudao-module-bpm/yudao-module-bpm-api/src/main/java/cn/iocoder/yudao/module/bpm/api/task/dto/BpmProcessInstanceCreateReqDTO.java index 6db999c1e..4403d3e68 100644 --- a/yudao-module-bpm/yudao-module-bpm-api/src/main/java/cn/iocoder/yudao/module/bpm/api/task/dto/BpmProcessInstanceCreateReqDTO.java +++ b/yudao-module-bpm/yudao-module-bpm-api/src/main/java/cn/iocoder/yudao/module/bpm/api/task/dto/BpmProcessInstanceCreateReqDTO.java @@ -32,9 +32,14 @@ public class BpmProcessInstanceCreateReqDTO { @NotEmpty(message = "业务的唯一标识") private String businessKey; + // TODO @hai：assignees 复数 /** * 提前指派的审批人 - * 例如： { taskKey1 :[1,2] }，则表示 taskKey1 这个任务，提前设定了，由 userId 为 1,2 的用户进行审批 + * + * key：taskKey 任务编码 + * value：审批人的数组 + * 例如： { taskKey1 :[1, 2] }，则表示 taskKey1 这个任务，提前设定了，由 userId 为 1,2 的用户进行审批 */ private Map> assignee; + } diff --git a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/instance/BpmProcessInstanceCreateReqVO.java b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/instance/BpmProcessInstanceCreateReqVO.java index 13b7c8f0b..93cf541bb 100644 --- a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/instance/BpmProcessInstanceCreateReqVO.java +++ b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/instance/BpmProcessInstanceCreateReqVO.java @@ -18,7 +18,8 @@ public class BpmProcessInstanceCreateReqVO { @Schema(description = "变量实例") private Map variables; - @Schema(description = "提前指派的审批人", requiredMode = Schema.RequiredMode.REQUIRED, example = "{taskKey1:[1,2]}") + // TODO @hai：assignees 复数 + @Schema(description = "提前指派的审批人", requiredMode = Schema.RequiredMode.REQUIRED, example = "{taskKey1: [1, 2]}") private Map> assignee; } diff --git a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/dal/dataobject/task/BpmProcessInstanceExtDO.java b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/dal/dataobject/task/BpmProcessInstanceExtDO.java index 8aba9059f..5a481fff0 100644 --- a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/dal/dataobject/task/BpmProcessInstanceExtDO.java +++ b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/dal/dataobject/task/BpmProcessInstanceExtDO.java @@ -88,9 +88,11 @@ public class BpmProcessInstanceExtDO extends BaseDO { @TableField(typeHandler = JacksonTypeHandler.class) private Map formVariables; + // TODO @hai：assignees 复数 /** * 提前设定好的审批人 */ - @TableField(typeHandler = JacksonTypeHandler.class) + @TableField(typeHandler = JacksonTypeHandler.class, exist = false) // TODO 芋艿：临时 exist = false，避免 db 报错； private Map> assignee; + } diff --git a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/definition/BpmTaskAssignRuleServiceImpl.java b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/definition/BpmTaskAssignRuleServiceImpl.java index 8c6ceaf48..9ef936376 100644 --- a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/definition/BpmTaskAssignRuleServiceImpl.java +++ b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/definition/BpmTaskAssignRuleServiceImpl.java @@ -239,12 +239,14 @@ public class BpmTaskAssignRuleServiceImpl implements BpmTaskAssignRuleService { @Override @DataPermission(enable = false) // 忽略数据权限，不然分配会存在问题 public Set calculateTaskCandidateUsers(DelegateExecution execution) { - //1. 先从提前选好的审批人中获取 - List assignee = processInstanceService.getAssigneeByProcessInstanceIdAndTaskDefinitionKey(execution.getProcessInstanceId(), execution.getCurrentActivityId()); - if(CollUtil.isNotEmpty(assignee)){ + // 1. 先从提前选好的审批人中获取 + List assignee = processInstanceService.getAssigneeByProcessInstanceIdAndTaskDefinitionKey( + execution.getProcessInstanceId(), execution.getCurrentActivityId()); + if (CollUtil.isNotEmpty(assignee)) { + // TODO @hai：new HashSet 即可 return convertSet(assignee, Function.identity()); } - //2. 通过分配规则，计算审批人 + // 2. 通过分配规则，计算审批人 BpmTaskAssignRuleDO rule = getTaskRule(execution); return calculateTaskCandidateUsers(execution, rule); } diff --git a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceService.java b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceService.java index 4649475db..cff0ec976 100644 --- a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceService.java +++ b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceService.java @@ -145,12 +145,14 @@ public interface BpmProcessInstanceService { */ void updateProcessInstanceExtReject(String id, String reason); + // TODO @hai：改成 getProcessInstanceAssigneesByTaskDefinitionKey(String id, String taskDefinitionKey) /** - * 去流程实例扩展表中，取出指定流程任务提前指定的审批人 + * 获取流程实例中，取出指定流程任务提前指定的审批人 * * @param processInstanceId 流程实例的编号 * @param taskDefinitionKey 流程任务定义的 key * @return 审批人集合 */ List getAssigneeByProcessInstanceIdAndTaskDefinitionKey(String processInstanceId, String taskDefinitionKey); + } diff --git a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceServiceImpl.java b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceServiceImpl.java index 5d5e1ba10..415913a9a 100644 --- a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceServiceImpl.java +++ b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceServiceImpl.java @@ -1 +1 @@ -package cn.iocoder.yudao.module.bpm.service.task; import cn.hutool.core.collection.CollUtil; import cn.hutool.core.lang.Assert; import cn.hutool.core.util.StrUtil; import cn.iocoder.yudao.framework.common.pojo.PageResult; import cn.iocoder.yudao.framework.common.util.number.NumberUtils; import cn.iocoder.yudao.framework.flowable.core.context.FlowableContextHolder; import cn.iocoder.yudao.framework.web.core.util.WebFrameworkUtils; import cn.iocoder.yudao.module.bpm.api.task.dto.BpmProcessInstanceCreateReqDTO; import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.instance.*; import cn.iocoder.yudao.module.bpm.convert.task.BpmProcessInstanceConvert; import cn.iocoder.yudao.module.bpm.dal.dataobject.definition.BpmProcessDefinitionExtDO; import cn.iocoder.yudao.module.bpm.dal.dataobject.task.BpmProcessInstanceExtDO; import cn.iocoder.yudao.module.bpm.dal.mysql.task.BpmProcessInstanceExtMapper; import cn.iocoder.yudao.module.bpm.enums.task.BpmProcessInstanceDeleteReasonEnum; import cn.iocoder.yudao.module.bpm.enums.task.BpmProcessInstanceResultEnum; import cn.iocoder.yudao.module.bpm.enums.task.BpmProcessInstanceStatusEnum; import cn.iocoder.yudao.module.bpm.framework.bpm.core.event.BpmProcessInstanceResultEventPublisher; import cn.iocoder.yudao.module.bpm.service.definition.BpmProcessDefinitionService; import cn.iocoder.yudao.module.bpm.service.message.BpmMessageService; 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 lombok.extern.slf4j.Slf4j; import org.flowable.engine.HistoryService; import org.flowable.engine.RuntimeService; import org.flowable.engine.delegate.event.FlowableCancelledEvent; import org.flowable.engine.history.HistoricProcessInstance; import org.flowable.engine.repository.ProcessDefinition; import org.flowable.engine.runtime.ProcessInstance; import org.flowable.task.api.Task; import org.springframework.context.annotation.Lazy; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; import org.springframework.validation.annotation.Validated; import javax.annotation.Resource; import javax.validation.Valid; import java.time.LocalDateTime; import java.util.*; import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception; import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.convertList; import static cn.iocoder.yudao.module.bpm.enums.ErrorCodeConstants.*; /** * 流程实例 Service 实现类 *

* ProcessDefinition & ProcessInstance & Execution & Task 的关系： * 1. *

* HistoricProcessInstance & ProcessInstance 的关系： * 1. *

* 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 BpmProcessInstanceExtMapper processInstanceExtMapper; @Resource @Lazy // 解决循环依赖 private BpmTaskService taskService; @Resource private BpmProcessDefinitionService processDefinitionService; @Resource private HistoryService historyService; @Resource private AdminUserApi adminUserApi; @Resource private DeptApi deptApi; @Resource private BpmProcessInstanceResultEventPublisher processInstanceResultEventPublisher; @Resource private BpmMessageService messageService; @Override public ProcessInstance getProcessInstance(String id) { return runtimeService.createProcessInstanceQuery().processInstanceId(id).singleResult(); } @Override public List getProcessInstances(Set ids) { return runtimeService.createProcessInstanceQuery().processInstanceIds(ids).list(); } @Override public PageResult getMyProcessInstancePage(Long userId, BpmProcessInstanceMyPageReqVO pageReqVO) { // 通过 BpmProcessInstanceExtDO 表，先查询到对应的分页 PageResult pageResult = processInstanceExtMapper.selectPage(userId, pageReqVO); if (CollUtil.isEmpty(pageResult.getList())) { return new PageResult<>(pageResult.getTotal()); } // 获得流程 Task Map List processInstanceIds = convertList(pageResult.getList(), BpmProcessInstanceExtDO::getProcessInstanceId); Map> taskMap = taskService.getTaskMapByProcessInstanceIds(processInstanceIds); // 转换返回 return BpmProcessInstanceConvert.INSTANCE.convertPage(pageResult, taskMap); } @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.getAssignee()); } @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.getAssignee()); } @Override public BpmProcessInstanceRespVO getProcessInstanceVO(String id) { // 获得流程实例 HistoricProcessInstance processInstance = getHistoricProcessInstance(id); if (processInstance == null) { return null; } BpmProcessInstanceExtDO processInstanceExt = processInstanceExtMapper.selectByProcessInstanceId(id); Assert.notNull(processInstanceExt, "流程实例拓展({}) 不存在", id); // 获得流程定义 ProcessDefinition processDefinition = processDefinitionService .getProcessDefinition(processInstance.getProcessDefinitionId()); Assert.notNull(processDefinition, "流程定义({}) 不存在", processInstance.getProcessDefinitionId()); BpmProcessDefinitionExtDO processDefinitionExt = processDefinitionService.getProcessDefinitionExt( processInstance.getProcessDefinitionId()); Assert.notNull(processDefinitionExt, "流程定义拓展({}) 不存在", id); String bpmnXml = processDefinitionService.getProcessDefinitionBpmnXML(processInstance.getProcessDefinitionId()); // 获得 User AdminUserRespDTO startUser = adminUserApi.getUser(NumberUtils.parseLong(processInstance.getStartUserId())); DeptRespDTO dept = null; if (startUser != null) { dept = deptApi.getDept(startUser.getDeptId()); } // 拼接结果 return BpmProcessInstanceConvert.INSTANCE.convert2(processInstance, processInstanceExt, processDefinition, processDefinitionExt, bpmnXml, startUser, dept); } @Override public void cancelProcessInstance(Long userId, @Valid BpmProcessInstanceCancelReqVO cancelReqVO) { // 校验流程实例存在 ProcessInstance instance = getProcessInstance(cancelReqVO.getId()); if (instance == null) { throw exception(PROCESS_INSTANCE_CANCEL_FAIL_NOT_EXISTS); } // 只能取消自己的 if (!Objects.equals(instance.getStartUserId(), String.valueOf(userId))) { throw exception(PROCESS_INSTANCE_CANCEL_FAIL_NOT_SELF); } // 通过删除流程实例，实现流程实例的取消, // 删除流程实例，正则执行任务 ACT_RU_TASK. 任务会被删除。通过历史表查询 deleteProcessInstance(cancelReqVO.getId(), BpmProcessInstanceDeleteReasonEnum.CANCEL_TASK.format(cancelReqVO.getReason())); } /** * 获得历史的流程实例 * * @param id 流程实例的编号 * @return 历史的流程实例 */ @Override public HistoricProcessInstance getHistoricProcessInstance(String id) { return historyService.createHistoricProcessInstanceQuery().processInstanceId(id).singleResult(); } @Override public List getHistoricProcessInstances(Set ids) { return historyService.createHistoricProcessInstanceQuery().processInstanceIds(ids).list(); } @Override public void createProcessInstanceExt(ProcessInstance instance) { // 获得流程定义 ProcessDefinition definition = processDefinitionService.getProcessDefinition2(instance.getProcessDefinitionId()); // 插入 BpmProcessInstanceExtDO 对象 BpmProcessInstanceExtDO instanceExtDO = new BpmProcessInstanceExtDO() .setProcessInstanceId(instance.getId()) .setProcessDefinitionId(definition.getId()) .setName(instance.getProcessDefinitionName()) .setStartUserId(Long.valueOf(instance.getStartUserId())) .setCategory(definition.getCategory()) .setStatus(BpmProcessInstanceStatusEnum.RUNNING.getStatus()) .setResult(BpmProcessInstanceResultEnum.PROCESS.getResult()); processInstanceExtMapper.insert(instanceExtDO); } @Override public void updateProcessInstanceExtCancel(FlowableCancelledEvent event) { // 判断是否为 Reject 不通过。如果是，则不进行更新. // 因为，updateProcessInstanceExtReject 方法，已经进行更新了 if (BpmProcessInstanceDeleteReasonEnum.isRejectReason((String) event.getCause())) { return; } // 需要主动查询，因为 instance 只有 id 属性 // 另外，此时如果去查询 ProcessInstance 的话，字段是不全的，所以去查询了 HistoricProcessInstance HistoricProcessInstance processInstance = getHistoricProcessInstance(event.getProcessInstanceId()); // 更新拓展表 BpmProcessInstanceExtDO instanceExtDO = new BpmProcessInstanceExtDO() .setProcessInstanceId(event.getProcessInstanceId()) .setEndTime(LocalDateTime.now()) // 由于 ProcessInstance 里没有办法拿到 endTime，所以这里设置 .setStatus(BpmProcessInstanceStatusEnum.FINISH.getStatus()) .setResult(BpmProcessInstanceResultEnum.CANCEL.getResult()); processInstanceExtMapper.updateByProcessInstanceId(instanceExtDO); // 发送流程实例的状态事件 processInstanceResultEventPublisher.sendProcessInstanceResultEvent( BpmProcessInstanceConvert.INSTANCE.convert(this, processInstance, instanceExtDO.getResult())); } @Override public void updateProcessInstanceExtComplete(ProcessInstance instance) { // 需要主动查询，因为 instance 只有 id 属性 // 另外，此时如果去查询 ProcessInstance 的话，字段是不全的，所以去查询了 HistoricProcessInstance HistoricProcessInstance processInstance = getHistoricProcessInstance(instance.getId()); // 更新拓展表 BpmProcessInstanceExtDO instanceExtDO = new BpmProcessInstanceExtDO() .setProcessInstanceId(instance.getProcessInstanceId()) .setEndTime(LocalDateTime.now()) // 由于 ProcessInstance 里没有办法拿到 endTime，所以这里设置 .setStatus(BpmProcessInstanceStatusEnum.FINISH.getStatus()) .setResult(BpmProcessInstanceResultEnum.APPROVE.getResult()); // 如果正常完全，说明审批通过 processInstanceExtMapper.updateByProcessInstanceId(instanceExtDO); // 发送流程被通过的消息 messageService.sendMessageWhenProcessInstanceApprove(BpmProcessInstanceConvert.INSTANCE.convert2ApprovedReq(instance)); // 发送流程实例的状态事件 processInstanceResultEventPublisher.sendProcessInstanceResultEvent( BpmProcessInstanceConvert.INSTANCE.convert(this, processInstance, instanceExtDO.getResult())); } @Override @Transactional(rollbackFor = Exception.class) public void updateProcessInstanceExtReject(String id, String reason) { // 需要主动查询，因为 instance 只有 id 属性 ProcessInstance processInstance = getProcessInstance(id); // 删除流程实例，以实现驳回任务时，取消整个审批流程 deleteProcessInstance(id, StrUtil.format(BpmProcessInstanceDeleteReasonEnum.REJECT_TASK.format(reason))); // 更新 status + result // 注意，不能和上面的逻辑更换位置。因为 deleteProcessInstance 会触发流程的取消，进而调用 updateProcessInstanceExtCancel 方法， // 设置 result 为 BpmProcessInstanceStatusEnum.CANCEL，显然和 result 不一定是一致的 BpmProcessInstanceExtDO instanceExtDO = new BpmProcessInstanceExtDO().setProcessInstanceId(id) .setStatus(BpmProcessInstanceStatusEnum.FINISH.getStatus()) .setResult(BpmProcessInstanceResultEnum.REJECT.getResult()); processInstanceExtMapper.updateByProcessInstanceId(instanceExtDO); // 发送流程被不通过的消息 messageService.sendMessageWhenProcessInstanceReject(BpmProcessInstanceConvert.INSTANCE.convert2RejectReq(processInstance, reason)); // 发送流程实例的状态事件 processInstanceResultEventPublisher.sendProcessInstanceResultEvent( BpmProcessInstanceConvert.INSTANCE.convert(this, processInstance, instanceExtDO.getResult())); } private void deleteProcessInstance(String id, String reason) { runtimeService.deleteProcessInstance(id, reason); } private String createProcessInstance0(Long userId, ProcessDefinition definition, Map variables, String businessKey, Map> assignee) { // 校验流程定义 if (definition == null) { throw exception(PROCESS_DEFINITION_NOT_EXISTS); } if (definition.isSuspended()) { throw exception(PROCESS_DEFINITION_IS_SUSPENDED); } //设置上下文信息 FlowableContextHolder.setAssignee(assignee); // 创建流程实例 ProcessInstance instance = runtimeService.createProcessInstanceBuilder() .processDefinitionId(definition.getId()) .businessKey(businessKey) .name(definition.getName().trim()) .variables(variables) .start(); // 设置流程名字 runtimeService.setProcessInstanceName(instance.getId(), definition.getName()); // 补全流程实例的拓展表 processInstanceExtMapper.updateByProcessInstanceId(new BpmProcessInstanceExtDO().setProcessInstanceId(instance.getId()) .setFormVariables(variables).setAssignee(assignee)); return instance.getId(); } @Override public List getAssigneeByProcessInstanceIdAndTaskDefinitionKey(String processInstanceId, String taskDefinitionKey) { //1. 先从上下文获取，首次提交数据库中查询不到 List result = FlowableContextHolder.getAssigneeByTaskDefinitionKey(taskDefinitionKey); if (CollUtil.isNotEmpty(result)) { return result; } //2. 从数据库中获取 BpmProcessInstanceExtDO instance = processInstanceExtMapper.selectByProcessInstanceId(processInstanceId); if (instance == null) { throw exception(PROCESS_INSTANCE_CANCEL_FAIL_NOT_EXISTS); } if(CollUtil.isNotEmpty(instance.getAssignee())){ return instance.getAssignee().get(taskDefinitionKey); } return Collections.emptyList(); } } \ No newline at end of file +package cn.iocoder.yudao.module.bpm.service.task; import cn.hutool.core.collection.CollUtil; import cn.hutool.core.lang.Assert; import cn.hutool.core.util.StrUtil; import cn.iocoder.yudao.framework.common.pojo.PageResult; import cn.iocoder.yudao.framework.common.util.number.NumberUtils; import cn.iocoder.yudao.framework.flowable.core.context.FlowableContextHolder; import cn.iocoder.yudao.module.bpm.api.task.dto.BpmProcessInstanceCreateReqDTO; import cn.iocoder.yudao.module.bpm.controller.admin.task.vo.instance.*; import cn.iocoder.yudao.module.bpm.convert.task.BpmProcessInstanceConvert; import cn.iocoder.yudao.module.bpm.dal.dataobject.definition.BpmProcessDefinitionExtDO; import cn.iocoder.yudao.module.bpm.dal.dataobject.task.BpmProcessInstanceExtDO; import cn.iocoder.yudao.module.bpm.dal.mysql.task.BpmProcessInstanceExtMapper; import cn.iocoder.yudao.module.bpm.enums.task.BpmProcessInstanceDeleteReasonEnum; import cn.iocoder.yudao.module.bpm.enums.task.BpmProcessInstanceResultEnum; import cn.iocoder.yudao.module.bpm.enums.task.BpmProcessInstanceStatusEnum; import cn.iocoder.yudao.module.bpm.framework.bpm.core.event.BpmProcessInstanceResultEventPublisher; import cn.iocoder.yudao.module.bpm.service.definition.BpmProcessDefinitionService; import cn.iocoder.yudao.module.bpm.service.message.BpmMessageService; 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 lombok.extern.slf4j.Slf4j; import org.flowable.engine.HistoryService; import org.flowable.engine.RuntimeService; import org.flowable.engine.delegate.event.FlowableCancelledEvent; import org.flowable.engine.history.HistoricProcessInstance; import org.flowable.engine.repository.ProcessDefinition; import org.flowable.engine.runtime.ProcessInstance; import org.flowable.task.api.Task; import org.springframework.context.annotation.Lazy; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; import org.springframework.validation.annotation.Validated; import javax.annotation.Resource; import javax.validation.Valid; import java.time.LocalDateTime; import java.util.*; import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception; import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.convertList; import static cn.iocoder.yudao.module.bpm.enums.ErrorCodeConstants.*; /** * 流程实例 Service 实现类 *

* ProcessDefinition & ProcessInstance & Execution & Task 的关系： * 1. *

* HistoricProcessInstance & ProcessInstance 的关系： * 1. *

* 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 BpmProcessInstanceExtMapper processInstanceExtMapper; @Resource @Lazy // 解决循环依赖 private BpmTaskService taskService; @Resource private BpmProcessDefinitionService processDefinitionService; @Resource private HistoryService historyService; @Resource private AdminUserApi adminUserApi; @Resource private DeptApi deptApi; @Resource private BpmProcessInstanceResultEventPublisher processInstanceResultEventPublisher; @Resource private BpmMessageService messageService; @Override public ProcessInstance getProcessInstance(String id) { return runtimeService.createProcessInstanceQuery().processInstanceId(id).singleResult(); } @Override public List getProcessInstances(Set ids) { return runtimeService.createProcessInstanceQuery().processInstanceIds(ids).list(); } @Override public PageResult getMyProcessInstancePage(Long userId, BpmProcessInstanceMyPageReqVO pageReqVO) { // 通过 BpmProcessInstanceExtDO 表，先查询到对应的分页 PageResult pageResult = processInstanceExtMapper.selectPage(userId, pageReqVO); if (CollUtil.isEmpty(pageResult.getList())) { return new PageResult<>(pageResult.getTotal()); } // 获得流程 Task Map List processInstanceIds = convertList(pageResult.getList(), BpmProcessInstanceExtDO::getProcessInstanceId); Map> taskMap = taskService.getTaskMapByProcessInstanceIds(processInstanceIds); // 转换返回 return BpmProcessInstanceConvert.INSTANCE.convertPage(pageResult, taskMap); } @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.getAssignee()); } @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.getAssignee()); } @Override public BpmProcessInstanceRespVO getProcessInstanceVO(String id) { // 获得流程实例 HistoricProcessInstance processInstance = getHistoricProcessInstance(id); if (processInstance == null) { return null; } BpmProcessInstanceExtDO processInstanceExt = processInstanceExtMapper.selectByProcessInstanceId(id); Assert.notNull(processInstanceExt, "流程实例拓展({}) 不存在", id); // 获得流程定义 ProcessDefinition processDefinition = processDefinitionService .getProcessDefinition(processInstance.getProcessDefinitionId()); Assert.notNull(processDefinition, "流程定义({}) 不存在", processInstance.getProcessDefinitionId()); BpmProcessDefinitionExtDO processDefinitionExt = processDefinitionService.getProcessDefinitionExt( processInstance.getProcessDefinitionId()); Assert.notNull(processDefinitionExt, "流程定义拓展({}) 不存在", id); String bpmnXml = processDefinitionService.getProcessDefinitionBpmnXML(processInstance.getProcessDefinitionId()); // 获得 User AdminUserRespDTO startUser = adminUserApi.getUser(NumberUtils.parseLong(processInstance.getStartUserId())); DeptRespDTO dept = null; if (startUser != null) { dept = deptApi.getDept(startUser.getDeptId()); } // 拼接结果 return BpmProcessInstanceConvert.INSTANCE.convert2(processInstance, processInstanceExt, processDefinition, processDefinitionExt, bpmnXml, startUser, dept); } @Override public void cancelProcessInstance(Long userId, @Valid BpmProcessInstanceCancelReqVO cancelReqVO) { // 校验流程实例存在 ProcessInstance instance = getProcessInstance(cancelReqVO.getId()); if (instance == null) { throw exception(PROCESS_INSTANCE_CANCEL_FAIL_NOT_EXISTS); } // 只能取消自己的 if (!Objects.equals(instance.getStartUserId(), String.valueOf(userId))) { throw exception(PROCESS_INSTANCE_CANCEL_FAIL_NOT_SELF); } // 通过删除流程实例，实现流程实例的取消, // 删除流程实例，正则执行任务 ACT_RU_TASK. 任务会被删除。通过历史表查询 deleteProcessInstance(cancelReqVO.getId(), BpmProcessInstanceDeleteReasonEnum.CANCEL_TASK.format(cancelReqVO.getReason())); } /** * 获得历史的流程实例 * * @param id 流程实例的编号 * @return 历史的流程实例 */ @Override public HistoricProcessInstance getHistoricProcessInstance(String id) { return historyService.createHistoricProcessInstanceQuery().processInstanceId(id).singleResult(); } @Override public List getHistoricProcessInstances(Set ids) { return historyService.createHistoricProcessInstanceQuery().processInstanceIds(ids).list(); } @Override public void createProcessInstanceExt(ProcessInstance instance) { // 获得流程定义 ProcessDefinition definition = processDefinitionService.getProcessDefinition2(instance.getProcessDefinitionId()); // 插入 BpmProcessInstanceExtDO 对象 BpmProcessInstanceExtDO instanceExtDO = new BpmProcessInstanceExtDO() .setProcessInstanceId(instance.getId()) .setProcessDefinitionId(definition.getId()) .setName(instance.getProcessDefinitionName()) .setStartUserId(Long.valueOf(instance.getStartUserId())) .setCategory(definition.getCategory()) .setStatus(BpmProcessInstanceStatusEnum.RUNNING.getStatus()) .setResult(BpmProcessInstanceResultEnum.PROCESS.getResult()); processInstanceExtMapper.insert(instanceExtDO); } @Override public void updateProcessInstanceExtCancel(FlowableCancelledEvent event) { // 判断是否为 Reject 不通过。如果是，则不进行更新. // 因为，updateProcessInstanceExtReject 方法，已经进行更新了 if (BpmProcessInstanceDeleteReasonEnum.isRejectReason((String) event.getCause())) { return; } // 需要主动查询，因为 instance 只有 id 属性 // 另外，此时如果去查询 ProcessInstance 的话，字段是不全的，所以去查询了 HistoricProcessInstance HistoricProcessInstance processInstance = getHistoricProcessInstance(event.getProcessInstanceId()); // 更新拓展表 BpmProcessInstanceExtDO instanceExtDO = new BpmProcessInstanceExtDO() .setProcessInstanceId(event.getProcessInstanceId()) .setEndTime(LocalDateTime.now()) // 由于 ProcessInstance 里没有办法拿到 endTime，所以这里设置 .setStatus(BpmProcessInstanceStatusEnum.FINISH.getStatus()) .setResult(BpmProcessInstanceResultEnum.CANCEL.getResult()); processInstanceExtMapper.updateByProcessInstanceId(instanceExtDO); // 发送流程实例的状态事件 processInstanceResultEventPublisher.sendProcessInstanceResultEvent( BpmProcessInstanceConvert.INSTANCE.convert(this, processInstance, instanceExtDO.getResult())); } @Override public void updateProcessInstanceExtComplete(ProcessInstance instance) { // 需要主动查询，因为 instance 只有 id 属性 // 另外，此时如果去查询 ProcessInstance 的话，字段是不全的，所以去查询了 HistoricProcessInstance HistoricProcessInstance processInstance = getHistoricProcessInstance(instance.getId()); // 更新拓展表 BpmProcessInstanceExtDO instanceExtDO = new BpmProcessInstanceExtDO() .setProcessInstanceId(instance.getProcessInstanceId()) .setEndTime(LocalDateTime.now()) // 由于 ProcessInstance 里没有办法拿到 endTime，所以这里设置 .setStatus(BpmProcessInstanceStatusEnum.FINISH.getStatus()) .setResult(BpmProcessInstanceResultEnum.APPROVE.getResult()); // 如果正常完全，说明审批通过 processInstanceExtMapper.updateByProcessInstanceId(instanceExtDO); // 发送流程被通过的消息 messageService.sendMessageWhenProcessInstanceApprove(BpmProcessInstanceConvert.INSTANCE.convert2ApprovedReq(instance)); // 发送流程实例的状态事件 processInstanceResultEventPublisher.sendProcessInstanceResultEvent( BpmProcessInstanceConvert.INSTANCE.convert(this, processInstance, instanceExtDO.getResult())); } @Override @Transactional(rollbackFor = Exception.class) public void updateProcessInstanceExtReject(String id, String reason) { // 需要主动查询，因为 instance 只有 id 属性 ProcessInstance processInstance = getProcessInstance(id); // 删除流程实例，以实现驳回任务时，取消整个审批流程 deleteProcessInstance(id, StrUtil.format(BpmProcessInstanceDeleteReasonEnum.REJECT_TASK.format(reason))); // 更新 status + result // 注意，不能和上面的逻辑更换位置。因为 deleteProcessInstance 会触发流程的取消，进而调用 updateProcessInstanceExtCancel 方法， // 设置 result 为 BpmProcessInstanceStatusEnum.CANCEL，显然和 result 不一定是一致的 BpmProcessInstanceExtDO instanceExtDO = new BpmProcessInstanceExtDO().setProcessInstanceId(id) .setStatus(BpmProcessInstanceStatusEnum.FINISH.getStatus()) .setResult(BpmProcessInstanceResultEnum.REJECT.getResult()); processInstanceExtMapper.updateByProcessInstanceId(instanceExtDO); // 发送流程被不通过的消息 messageService.sendMessageWhenProcessInstanceReject(BpmProcessInstanceConvert.INSTANCE.convert2RejectReq(processInstance, reason)); // 发送流程实例的状态事件 processInstanceResultEventPublisher.sendProcessInstanceResultEvent( BpmProcessInstanceConvert.INSTANCE.convert(this, processInstance, instanceExtDO.getResult())); } private void deleteProcessInstance(String id, String reason) { runtimeService.deleteProcessInstance(id, reason); } private String createProcessInstance0(Long userId, ProcessDefinition definition, Map variables, String businessKey, Map> assignee) { // 校验流程定义 if (definition == null) { throw exception(PROCESS_DEFINITION_NOT_EXISTS); } if (definition.isSuspended()) { throw exception(PROCESS_DEFINITION_IS_SUSPENDED); } // 设置上下文信息 // TODO @hai：要不往 variables 存到一个全局固定 key 里，减少对上下文的依赖 FlowableContextHolder.setAssignee(assignee); // 创建流程实例 ProcessInstance instance = runtimeService.createProcessInstanceBuilder() .processDefinitionId(definition.getId()) .businessKey(businessKey) .name(definition.getName().trim()) .variables(variables) .start(); // 设置流程名字 runtimeService.setProcessInstanceName(instance.getId(), definition.getName()); // 补全流程实例的拓展表 processInstanceExtMapper.updateByProcessInstanceId(new BpmProcessInstanceExtDO().setProcessInstanceId(instance.getId()) .setFormVariables(variables).setAssignee(assignee)); return instance.getId(); } @Override public List getAssigneeByProcessInstanceIdAndTaskDefinitionKey(String processInstanceId, String taskDefinitionKey) { // 1. 先从上下文获取，首次提交数据库中查询不到 List result = FlowableContextHolder.getAssigneeByTaskDefinitionKey(taskDefinitionKey); if (CollUtil.isNotEmpty(result)) { return result; } // 2. 从数据库中获取 BpmProcessInstanceExtDO instance = processInstanceExtMapper.selectByProcessInstanceId(processInstanceId); if (instance == null) { throw exception(PROCESS_INSTANCE_CANCEL_FAIL_NOT_EXISTS); } if (CollUtil.isNotEmpty(instance.getAssignee())) { return instance.getAssignee().get(taskDefinitionKey); } return Collections.emptyList(); } } \ No newline at end of file