Commit 0b649fd3e1c7f178bf5c0cbdadc584628a6b7ffc
1 parent
38268463
bpm:简化获得可回退节点的实现
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7 changed files
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27 additions
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55 deletions
yudao-framework/yudao-spring-boot-starter-flowable/src/main/java/cn/iocoder/yudao/framework/flowable/core/util/ModelUtils.java
| 1 | 1 | package cn.iocoder.yudao.framework.flowable.core.util; |
| 2 | 2 | |
| 3 | -import cn.hutool.core.util.ObjectUtil; | |
| 4 | -import cn.hutool.core.util.StrUtil; | |
| 5 | -import org.flowable.bpmn.converter.BpmnXMLConverter; | |
| 6 | 3 | import org.flowable.bpmn.model.Process; |
| 7 | 4 | import org.flowable.bpmn.model.*; |
| 8 | -import org.flowable.common.engine.impl.util.io.StringStreamSource; | |
| 9 | 5 | |
| 10 | -import java.util.*; | |
| 6 | +import java.util.ArrayList; | |
| 7 | +import java.util.HashSet; | |
| 8 | +import java.util.List; | |
| 9 | +import java.util.Set; | |
| 11 | 10 | |
| 12 | 11 | /** |
| 13 | 12 | * 流程模型转操作工具类 |
| ... | ... | @@ -56,7 +55,6 @@ public class ModelUtils { |
| 56 | 55 | return process.getFlowElement(flowElementId); |
| 57 | 56 | } |
| 58 | 57 | |
| 59 | - | |
| 60 | 58 | /** |
| 61 | 59 | * 找到 source 节点之前的所有用户任务节点 |
| 62 | 60 | * | ... | ... |
yudao-module-bpm/yudao-module-bpm-api/src/main/java/cn/iocoder/yudao/module/bpm/enums/ErrorCodeConstants.java
| ... | ... | @@ -47,9 +47,10 @@ public interface ErrorCodeConstants { |
| 47 | 47 | ErrorCode TASK_COMPLETE_FAIL_ASSIGN_NOT_SELF = new ErrorCode(1_009_005_001, "审批任务失败,原因:该任务的审批人不是你"); |
| 48 | 48 | ErrorCode TASK_NOT_EXISTS = new ErrorCode(1_009_005_002, "流程任务不存在"); |
| 49 | 49 | ErrorCode TASK_IS_PENDING = new ErrorCode(1_009_005_003, "当前任务处于挂起状态,不能操作"); |
| 50 | - ErrorCode TASK_SOURCE_TARGET_ERROR = new ErrorCode(1_009_005_004, "目标节点是在并行网关上或非同一路线上,不可跳转"); | |
| 51 | - ErrorCode TASK_TARGET_NODE_NOT_EXISTS = new ErrorCode(1_009_005_005, " 目标节点不存在"); | |
| 52 | - ErrorCode TASK_RETURN_FAIL = new ErrorCode(1_009_005_006, "回退任务失败,选择回退的节点没有需要回滚的任务!请重新选择其他任务节点"); | |
| 50 | + ErrorCode TASK_TARGET_NODE_NOT_EXISTS = new ErrorCode(1_009_005_004, " 目标节点不存在"); | |
| 51 | + ErrorCode TASK_RETURN_FAIL_NO_RETURN_TASK = new ErrorCode(1_009_005_005, "回退任务失败,选择回退的节点没有需要回滚的任务!请重新选择其他任务节点"); | |
| 52 | + ErrorCode TASK_RETURN_FAIL_SOURCE_TARGET_ERROR = new ErrorCode(1_009_005_006, "回退任务失败,目标节点是在并行网关上或非同一路线上,不可跳转"); | |
| 53 | + | |
| 53 | 54 | // ========== 流程任务分配规则 1-009-006-000 ========== |
| 54 | 55 | ErrorCode TASK_ASSIGN_RULE_EXISTS = new ErrorCode(1_009_006_000, "流程({}) 的任务({}) 已经存在分配规则"); |
| 55 | 56 | ErrorCode TASK_ASSIGN_RULE_NOT_EXISTS = new ErrorCode(1_009_006_001, "流程任务分配规则不存在"); | ... | ... |
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskReturnReqVO.java
| ... | ... | @@ -14,10 +14,10 @@ public class BpmTaskReturnReqVO { |
| 14 | 14 | private String id; |
| 15 | 15 | |
| 16 | 16 | @Schema(description = "回退到的任务 Key", requiredMode = Schema.RequiredMode.REQUIRED, example = "1") |
| 17 | - @NotEmpty(message = "回退到的任务Key不能为空") | |
| 17 | + @NotEmpty(message = "回退到的任务 Key 不能为空") | |
| 18 | 18 | private String targetDefinitionKey; |
| 19 | 19 | |
| 20 | - @Schema(description = "回退意见", example = "") | |
| 20 | + @Schema(description = "回退意见", example = "我就是想驳回") | |
| 21 | 21 | private String reason; |
| 22 | 22 | |
| 23 | 23 | } | ... | ... |
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskSimpleRespVO.java
| ... | ... | @@ -3,10 +3,7 @@ package cn.iocoder.yudao.module.bpm.controller.admin.task.vo.task; |
| 3 | 3 | import io.swagger.v3.oas.annotations.media.Schema; |
| 4 | 4 | import lombok.Data; |
| 5 | 5 | |
| 6 | -/** | |
| 7 | - * | |
| 8 | - */ | |
| 9 | -@Schema(description = "管理后台 - 流程任务的 可回退的节点 Response VO") | |
| 6 | +@Schema(description = "管理后台 - 流程任务的精简 Response VO") | |
| 10 | 7 | @Data |
| 11 | 8 | public class BpmTaskSimpleRespVO { |
| 12 | 9 | |
| ... | ... | @@ -15,4 +12,5 @@ public class BpmTaskSimpleRespVO { |
| 15 | 12 | |
| 16 | 13 | @Schema(description = "任务名词", requiredMode = Schema.RequiredMode.REQUIRED, example = "经理审批") |
| 17 | 14 | private String name; |
| 15 | + | |
| 18 | 16 | } | ... | ... |
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/convert/task/BpmTaskConvert.java
| ... | ... | @@ -140,8 +140,7 @@ public interface BpmTaskConvert { |
| 140 | 140 | return reqDTO; |
| 141 | 141 | } |
| 142 | 142 | |
| 143 | - @Mapping(source = "taskDefinitionKey", target = "id") | |
| 144 | - default List<BpmTaskSimpleRespVO> convertList(List<FlowElement> elementList) { | |
| 143 | + default List<BpmTaskSimpleRespVO> convertList(List<? extends FlowElement> elementList) { | |
| 145 | 144 | return CollectionUtils.convertList(elementList, element -> new BpmTaskSimpleRespVO() |
| 146 | 145 | .setName(element.getName()) |
| 147 | 146 | .setDefinitionKey(element.getId())); | ... | ... |
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmTaskService.java
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmTaskServiceImpl.java
| ... | ... | @@ -327,49 +327,25 @@ public class BpmTaskServiceImpl implements BpmTaskService { |
| 327 | 327 | |
| 328 | 328 | @Override |
| 329 | 329 | public List<BpmTaskSimpleRespVO> getReturnTaskList(String taskId) { |
| 330 | - // 当前任务 task | |
| 330 | + // 1. 校验当前任务 task 存在 | |
| 331 | 331 | Task task = getTask(taskId); |
| 332 | - if (null == task) { | |
| 332 | + if (task == null) { | |
| 333 | 333 | throw exception(TASK_NOT_EXISTS); |
| 334 | 334 | } |
| 335 | - // 根据流程定义获取流程模型信息 | |
| 336 | 335 | BpmnModel bpmnModel = bpmModelService.getBpmnModelByDefinitionId(task.getProcessDefinitionId()); |
| 337 | - // 查询该任务的前置任务节点的key集合 | |
| 338 | - Set<String> historyTaksDefinitionKeySet = getPreTaskByCurrentTask(task, bpmnModel); | |
| 339 | - if (CollUtil.isEmpty(historyTaksDefinitionKeySet)) { | |
| 340 | - return Collections.emptyList(); | |
| 341 | - } | |
| 342 | - // 获取当前任务节点元素 | |
| 343 | 336 | FlowElement source = ModelUtils.getFlowElementById(bpmnModel, task.getTaskDefinitionKey()); |
| 344 | - List<FlowElement> elementList = new ArrayList<>(); | |
| 345 | - for (String activityId : historyTaksDefinitionKeySet) { | |
| 346 | - FlowElement target = ModelUtils.getFlowElementById(bpmnModel, activityId); | |
| 347 | - //非 串行和子流程则加入返回节点 elementList | |
| 348 | - boolean isSequential = ModelUtils.isSequentialReachable(source, target, new HashSet<>()); | |
| 349 | - if (isSequential) { | |
| 350 | - elementList.add(target); | |
| 351 | - } | |
| 337 | + if (source == null) { | |
| 338 | + throw exception(TASK_NOT_EXISTS); | |
| 352 | 339 | } |
| 353 | - return BpmTaskConvert.INSTANCE.convertList(elementList); | |
| 354 | - } | |
| 355 | 340 | |
| 356 | - /** | |
| 357 | - * 查询当前流程实例符合条件可回退的 taskDefinitionKey 集合 | |
| 358 | - * | |
| 359 | - * @param task 当前任务 | |
| 360 | - * @param bpmnModel 当前流程定义对应的流程模型 | |
| 361 | - * @return 符合条件的已去重的 taskDefinitionKey集合 | |
| 362 | - */ | |
| 363 | - private Set<String> getPreTaskByCurrentTask(Task task, BpmnModel bpmnModel) { | |
| 364 | - // 获取当前任务节点元素 | |
| 365 | - FlowElement source = ModelUtils.getFlowElementById(bpmnModel, task.getTaskDefinitionKey()); | |
| 366 | - //拿到当前任务节点的前置节点集合 | |
| 367 | - List<UserTask> preUserTaskList = ModelUtils.getPreUserTaskList(source, null, null); | |
| 368 | - //需要保证这些节点都是在该source节点之前的 | |
| 369 | - if (CollUtil.isNotEmpty(preUserTaskList)) { | |
| 370 | - return convertSet(preUserTaskList, UserTask::getId); | |
| 341 | + // 2.1 查询该任务的前置任务节点的 key 集合 | |
| 342 | + List<UserTask> previousUserList = ModelUtils.getPreUserTaskList(source, null, null); | |
| 343 | + if (CollUtil.isEmpty(previousUserList)) { | |
| 344 | + return Collections.emptyList(); | |
| 371 | 345 | } |
| 372 | - return Collections.emptySet(); | |
| 346 | + // 2.2 过滤:只有串行可到达的节点,才可以回退。类似非串行、子流程无法退回 | |
| 347 | + previousUserList.removeIf(userTask -> ModelUtils.isSequentialReachable(source, userTask, null)); | |
| 348 | + return BpmTaskConvert.INSTANCE.convertList(previousUserList); | |
| 373 | 349 | } |
| 374 | 350 | |
| 375 | 351 | @Transactional(rollbackFor = Exception.class) |
| ... | ... | @@ -426,7 +402,7 @@ public class BpmTaskServiceImpl implements BpmTaskService { |
| 426 | 402 | // 从当前节点向前扫描,判断当前节点与目标节点是否属于串行,若目标节点是在并行网关上或非同一路线上,不可跳转 |
| 427 | 403 | boolean isSequential = ModelUtils.isSequentialReachable(source, target, new HashSet<>()); |
| 428 | 404 | if (!isSequential) { |
| 429 | - throw exception(TASK_SOURCE_TARGET_ERROR); | |
| 405 | + throw exception(TASK_RETURN_FAIL_SOURCE_TARGET_ERROR); | |
| 430 | 406 | } |
| 431 | 407 | return target; |
| 432 | 408 | } |
| ... | ... | @@ -455,7 +431,7 @@ public class BpmTaskServiceImpl implements BpmTaskService { |
| 455 | 431 | } |
| 456 | 432 | })); |
| 457 | 433 | if (CollUtil.isEmpty(currentTaskIds)) { |
| 458 | - throw exception(TASK_RETURN_FAIL); | |
| 434 | + throw exception(TASK_RETURN_FAIL_NO_RETURN_TASK); | |
| 459 | 435 | } |
| 460 | 436 | // 设置回退意见 |
| 461 | 437 | for (String currentTaskId : currentTaskIds) { | ... | ... |