BJ_ZTEITS-Developers / parking-cloud-yudao

Commit 5d163550424d40d0025293a9d8bc78f11b675a7c

Authored by lizhixian
1 parent f45758b8

fix： 

1、预测节点审批人查询，如果不存在，则直接返回空，避免类型转换异常
2、如果processVariables不为空，则使用前端传递的参数值
Inline Side-by-side
Showing 2 changed files with 20 additions and 5 deletions
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/strategy/dept/BpmTaskCandidateStartUserSelectStrategy.java
  View file @5d16355
... ... @@ -53,8 +53,11 @@ public class BpmTaskCandidateStartUserSelectStrategy extends AbstractBpmTaskCand
53 53 Map<String, List<Long>> startUserSelectAssignees = FlowableUtils.getStartUserSelectAssignees(processInstance);
54 54 Assert.notNull(startUserSelectAssignees, "流程实例({}) 的发起人自选审批人不能为空",
55 55 execution.getProcessInstanceId());
56   - // 获得审批人
  56 + // 获得审批人，如果不存在，则直接返回空，避免类型转换异常
57 57 List<Long> assignees = startUserSelectAssignees.get(execution.getCurrentActivityId());
  58 + if (CollUtil.isEmpty(assignees)){
  59 + return null;
  60 + }
58 61 return new LinkedHashSet<>(assignees);
59 62 }
60 63  
... ... @@ -68,8 +71,11 @@ public class BpmTaskCandidateStartUserSelectStrategy extends AbstractBpmTaskCand
68 71 if (startUserSelectAssignees == null) {
69 72 return Sets.newLinkedHashSet();
70 73 }
71   - // 获得审批人
  74 + // 获得审批人，如果不存在，则直接返回空，避免类型转换异常
72 75 List<Long> assignees = startUserSelectAssignees.get(activityId);
  76 + if (CollUtil.isEmpty(assignees)){
  77 + return null;
  78 + }
73 79 return new LinkedHashSet<>(assignees);
74 80 }
75 81  
... ...
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceServiceImpl.java
  View file @5d16355
... ... @@ -173,10 +173,19 @@ public class BpmProcessInstanceServiceImpl implements BpmProcessInstanceService
173 173 }
174 174 startUserId = Long.valueOf(historicProcessInstance.getStartUserId());
175 175 processInstanceStatus = FlowableUtils.getProcessInstanceStatus(historicProcessInstance);
176   - // 如果流程变量为空，则使用历史流程变量
177   - if (null == processVariables) {
178   - processVariables = historicProcessInstance.getProcessVariables();
  176 + // 如果流程变量不为空，则用前端传递的新变量值覆盖历史的流程变量
  177 + Map<String, Object> historicVariables = historicProcessInstance.getProcessVariables();
  178 + if (null != processVariables) {
  179 + // 遍历新变量值，仅更新历史变量中存在的键
  180 + for (Map.Entry<String, Object> entry : processVariables.entrySet()) {
  181 + String key = entry.getKey();
  182 + if (historicVariables.containsKey(key)) {
  183 + // 如果历史变量中存在该键，则用新值覆盖
  184 + historicVariables.put(key, entry.getValue());
  185 + }
  186 + }
179 187 }
  188 + processVariables = historicVariables;
180 189 }
181 190 // 1.3 读取其它相关数据
182 191 ProcessDefinition processDefinition = processDefinitionService.getProcessDefinition(
... ...