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code review：工作流的加减签

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YunaiV
2023-10-21 21:04:20 +08:00
parent cc67174f87
commit 3bb3e4caf6
5 changed files with 25 additions and 26 deletions
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6
yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/collection/CollectionUtils.java
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@ -3,7 +3,6 @@ package cn.iocoder.yudao.framework.common.util.collection;
import cn.hutool.core.collection.CollUtil; import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.collection.CollectionUtil; import cn.hutool.core.collection.CollectionUtil;
import cn.hutool.core.util.ArrayUtil; import cn.hutool.core.util.ArrayUtil;
import cn.iocoder.yudao.framework.common.util.number.NumberUtils;
import com.google.common.collect.ImmutableMap; import com.google.common.collect.ImmutableMap;
import java.util.*; import java.util.*;
@ -269,7 +268,7 @@ public class CollectionUtils {
return deptId == null ? Collections.emptyList() : Collections.singleton(deptId); return deptId == null ? Collections.emptyList() : Collections.singleton(deptId);
} }
public static <T, U> List<U> convertListByMultiAttr(Collection<T> from, public static <T, U> List<U> convertListByFlatMap(Collection<T> from,
Function<T, ? extends Stream<? extends U>> func) { Function<T, ? extends Stream<? extends U>> func) {
if (CollUtil.isEmpty(from)) { if (CollUtil.isEmpty(from)) {
return new ArrayList<>(); return new ArrayList<>();
@ -277,11 +276,12 @@ public class CollectionUtils {
return from.stream().flatMap(func).filter(Objects::nonNull).collect(Collectors.toList()); return from.stream().flatMap(func).filter(Objects::nonNull).collect(Collectors.toList());
} }
public static <T, U> Set<U> convertSetByMultiAttr(Collection<T> from, public static <T, U> Set<U> convertSetByFlatMap(Collection<T> from,
Function<T, ? extends Stream<? extends U>> func) { Function<T, ? extends Stream<? extends U>> func) {
if (CollUtil.isEmpty(from)) { if (CollUtil.isEmpty(from)) {
return new HashSet<>(); return new HashSet<>();
} }
return from.stream().flatMap(func).filter(Objects::nonNull).collect(Collectors.toSet()); return from.stream().flatMap(func).filter(Objects::nonNull).collect(Collectors.toSet());
} }
} }

10
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/BpmTaskController.java
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@ -101,22 +101,22 @@ public class BpmTaskController {
@PutMapping("/create-sign") @PutMapping("/create-sign")
@Operation(summary = "加签", description = "before 前加签，after 后加签") @Operation(summary = "加签", description = "before 前加签，after 后加签")
@PreAuthorize("@ss.hasPermission('bpm:task:update')") @PreAuthorize("@ss.hasPermission('bpm:task:update')")
public CommonResult<Boolean> addSignTask(@Valid @RequestBody BpmTaskAddSignReqVO reqVO) { public CommonResult<Boolean> createSignTask(@Valid @RequestBody BpmTaskAddSignReqVO reqVO) {
taskService.addSignTask(getLoginUserId(), reqVO); taskService.createSignTask(getLoginUserId(), reqVO);
return success(true); return success(true);
} }
@DeleteMapping("/delete-sign") @DeleteMapping("/delete-sign")
@Operation(summary = "减签") @Operation(summary = "减签")
@PreAuthorize("@ss.hasPermission('bpm:task:update')") @PreAuthorize("@ss.hasPermission('bpm:task:update')")
public CommonResult<Boolean> subSignTask(@Valid @RequestBody BpmTaskSubSignReqVO reqVO) { public CommonResult<Boolean> deleteSignTask(@Valid @RequestBody BpmTaskSubSignReqVO reqVO) {
taskService.subSignTask(getLoginUserId(), reqVO); taskService.deleteSignTask(getLoginUserId(), reqVO);
return success(true); return success(true);
} }
@GetMapping("children-list") @GetMapping("children-list")
@Operation(summary = "获取能被减签的任务") @Operation(summary = "获取能被减签的任务")
@Parameter(name = "parentId", description = "父级任务ID", required = true) @Parameter(name = "parentId", description = "父级任务 ID", required = true)
@PreAuthorize("@ss.hasPermission('bpm:task:update')") @PreAuthorize("@ss.hasPermission('bpm:task:update')")
public CommonResult<List<BpmTaskSubSignRespVO>> getChildrenTaskList(@RequestParam("parentId") String parentId) { public CommonResult<List<BpmTaskSubSignRespVO>> getChildrenTaskList(@RequestParam("parentId") String parentId) {
return success(taskService.getChildrenTaskList(parentId)); return success(taskService.getChildrenTaskList(parentId));

14
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/convert/task/BpmTaskConvert.java
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@ -1,6 +1,5 @@
package cn.iocoder.yudao.module.bpm.convert.task; package cn.iocoder.yudao.module.bpm.convert.task;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.date.LocalDateTimeUtil; import cn.hutool.core.date.LocalDateTimeUtil;
import cn.hutool.core.util.ObjectUtil; import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.StrUtil; import cn.hutool.core.util.StrUtil;
@ -27,6 +26,9 @@ import java.util.Date;
import java.util.List; import java.util.List;
import java.util.Map; import java.util.Map;
import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.convertMultiMap;
import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.filterList;
/** /**
* Bpm 任务 Convert * Bpm 任务 Convert
* *
@ -171,9 +173,7 @@ public interface BpmTaskConvert {
Map<String, Task> idTaskMap){ Map<String, Task> idTaskMap){
return CollectionUtils.convertList(bpmTaskExtDOList, task -> { return CollectionUtils.convertList(bpmTaskExtDOList, task -> {
BpmTaskSubSignRespVO bpmTaskSubSignRespVO = new BpmTaskSubSignRespVO() BpmTaskSubSignRespVO bpmTaskSubSignRespVO = new BpmTaskSubSignRespVO()
.setName(task.getName()) .setId(task.getTaskId()).setName(task.getName());
.setId(task.getTaskId());
// 后加签任务不会直接设置 assignee ,所以不存在 assignee 的情况，则去取 owner // 后加签任务不会直接设置 assignee ,所以不存在 assignee 的情况，则去取 owner
Task sourceTask = idTaskMap.get(task.getTaskId()); Task sourceTask = idTaskMap.get(task.getTaskId());
String assignee = ObjectUtil.defaultIfBlank(sourceTask.getOwner(),sourceTask.getAssignee()); String assignee = ObjectUtil.defaultIfBlank(sourceTask.getOwner(),sourceTask.getAssignee());
@ -190,12 +190,12 @@ public interface BpmTaskConvert {
* @return 转换后的父子级数组 * @return 转换后的父子级数组
*/ */
default List<BpmTaskRespVO> convertChildrenList(List<BpmTaskRespVO> sourceList) { default List<BpmTaskRespVO> convertChildrenList(List<BpmTaskRespVO> sourceList) {
List<BpmTaskRespVO> childrenTaskList = CollectionUtils.filterList(sourceList, r -> StrUtil.isNotEmpty(r.getParentTaskId())); List<BpmTaskRespVO> childrenTaskList = filterList(sourceList, r -> StrUtil.isNotEmpty(r.getParentTaskId()));
Map<String, List<BpmTaskRespVO>> parentChildrenTaskListMap = CollectionUtils.convertMultiMap(childrenTaskList, BpmTaskRespVO::getParentTaskId); Map<String, List<BpmTaskRespVO>> parentChildrenTaskListMap = convertMultiMap(childrenTaskList, BpmTaskRespVO::getParentTaskId);
for (BpmTaskRespVO bpmTaskRespVO : sourceList) { for (BpmTaskRespVO bpmTaskRespVO : sourceList) {
bpmTaskRespVO.setChildren(parentChildrenTaskListMap.get(bpmTaskRespVO.getId())); bpmTaskRespVO.setChildren(parentChildrenTaskListMap.get(bpmTaskRespVO.getId()));
} }
return CollectionUtils.filterList(sourceList, r -> StrUtil.isEmpty(r.getParentTaskId())); return filterList(sourceList, r -> StrUtil.isEmpty(r.getParentTaskId()));
} }
} }

4
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmTaskService.java
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@ -163,7 +163,7 @@ public interface BpmTaskService {
* @param userId 被加签的用户和任务 ID，加签类型 * @param userId 被加签的用户和任务 ID，加签类型
* @param reqVO 当前用户 ID * @param reqVO 当前用户 ID
*/ */
void addSignTask(Long userId, BpmTaskAddSignReqVO reqVO); void createSignTask(Long userId, BpmTaskAddSignReqVO reqVO);
/** /**
* 任务减签名 * 任务减签名
@ -171,7 +171,7 @@ public interface BpmTaskService {
* @param userId 当前用户ID * @param userId 当前用户ID
* @param reqVO 被减签的任务 ID，理由 * @param reqVO 被减签的任务 ID，理由
*/ */
void subSignTask(Long userId, BpmTaskSubSignReqVO reqVO); void deleteSignTask(Long userId, BpmTaskSubSignReqVO reqVO);
/** /**
* 获取指定任务的子任务和审批人信息 * 获取指定任务的子任务和审批人信息

15
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmTaskServiceImpl.java
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@ -711,7 +711,7 @@ public class BpmTaskServiceImpl implements BpmTaskService {
@Override @Override
@Transactional(rollbackFor = Exception.class) @Transactional(rollbackFor = Exception.class)
public void addSignTask(Long userId, BpmTaskAddSignReqVO reqVO) { public void createSignTask(Long userId, BpmTaskAddSignReqVO reqVO) {
// 1. 获取和校验任务 // 1. 获取和校验任务
TaskEntityImpl taskEntity = validateAddSign(userId, reqVO); TaskEntityImpl taskEntity = validateAddSign(userId, reqVO);
List<AdminUserRespDTO> userList = adminUserApi.getUserList(reqVO.getUserIdList()); List<AdminUserRespDTO> userList = adminUserApi.getUserList(reqVO.getUserIdList());
@ -826,7 +826,7 @@ public class BpmTaskServiceImpl implements BpmTaskService {
@Override @Override
@Transactional(rollbackFor = Exception.class) @Transactional(rollbackFor = Exception.class)
public void subSignTask(Long userId, BpmTaskSubSignReqVO reqVO) { public void deleteSignTask(Long userId, BpmTaskSubSignReqVO reqVO) {
// 1.1 校验 task 可以被减签 // 1.1 校验 task 可以被减签
Task task = validateSubSign(reqVO.getId()); Task task = validateSubSign(reqVO.getId());
// 1.2 校验取消人存在 // 1.2 校验取消人存在
@ -902,12 +902,14 @@ public class BpmTaskServiceImpl implements BpmTaskService {
stack.push(parentTaskId); stack.push(parentTaskId);
//控制遍历的次数不超过 Byte.MAX_VALUE，避免脏数据造成死循环 //控制遍历的次数不超过 Byte.MAX_VALUE，避免脏数据造成死循环
int count = 0; int count = 0;
// TODO @海：< 的前后空格，要注意哈；
while (!stack.isEmpty() && count<Byte.MAX_VALUE) { while (!stack.isEmpty() && count<Byte.MAX_VALUE) {
// 1.2 弹出栈顶任务ID // 1.2 弹出栈顶任务ID
String taskId = stack.pop(); String taskId = stack.pop();
// 1.3 将任务ID添加到结果集合中 // 1.3 将任务ID添加到结果集合中
allChildTaskIds.add(taskId); allChildTaskIds.add(taskId);
// 1.4 获取该任务的子任务列表 // 1.4 获取该任务的子任务列表
// TODO @海：有个更高效的写法；一次性去 in 一层；不然每个节点，都去查询一次 db， 太浪费了；每次 in，最终就是 O(h) 查询，而不是 O(n) 查询；
List<String> childrenTaskIdList = getChildrenTaskIdList(taskId); List<String> childrenTaskIdList = getChildrenTaskIdList(taskId);
if (CollUtil.isNotEmpty(childrenTaskIdList)) { if (CollUtil.isNotEmpty(childrenTaskIdList)) {
for (String childTaskId : childrenTaskIdList) { for (String childTaskId : childrenTaskIdList) {
@ -920,7 +922,6 @@ public class BpmTaskServiceImpl implements BpmTaskService {
return allChildTaskIds; return allChildTaskIds;
} }
/** /**
* 获取指定父级任务的所有子任务 ID 集合 * 获取指定父级任务的所有子任务 ID 集合
* *
@ -954,13 +955,11 @@ public class BpmTaskServiceImpl implements BpmTaskService {
} }
List<String> childrenTaskIdList = convertList(taskList, Task::getId); List<String> childrenTaskIdList = convertList(taskList, Task::getId);
// 2.1 将 owner 和 assignee 统一到一个集合中
// 2. 将 owner 和 assignee 统一到一个集合中 List<Long> userIds = convertListByFlatMap(taskList, control ->
List<Long> userIds = convertListByMultiAttr(taskList,control ->
Stream.of(NumberUtils.parseLong(control.getAssignee()), NumberUtils.parseLong(control.getOwner())) Stream.of(NumberUtils.parseLong(control.getAssignee()), NumberUtils.parseLong(control.getOwner()))
.filter(Objects::nonNull)); .filter(Objects::nonNull));
// 2.2 组装数据
// 3. 组装数据
Map<Long, AdminUserRespDTO> userMap = adminUserApi.getUserMap(userIds); Map<Long, AdminUserRespDTO> userMap = adminUserApi.getUserMap(userIds);
List<BpmTaskExtDO> taskExtList = taskExtMapper.selectProcessListByTaskIds(childrenTaskIdList); List<BpmTaskExtDO> taskExtList = taskExtMapper.selectProcessListByTaskIds(childrenTaskIdList);
Map<String, Task> idTaskMap = convertMap(taskList, TaskInfo::getId); Map<String, Task> idTaskMap = convertMap(taskList, TaskInfo::getId);