update - 移除流程变量源数据中的空 key 或空 value

workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/listener/notice/RocketMqMessagePushEventListener.java

@@ -161,6 +161,7 @@ public class RocketMqMessagePushEventListener implements BpmnMessagePushEventLis
 
         BpmnProcessInstanceVO processInstance = getBpmnProcessInstanceVO(event);
         Map<String, Object> originVariables = processInstance.getVariables().entrySet().stream()
+                .filter(e -> Objects.nonNull(e.getKey()) && Objects.nonNull(e.getValue()))
                 .collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue));
 
         BpmnTaskDelegateAssigner initiator = (BpmnTaskDelegateAssigner) originVariables.getOrDefault(INTERNAL_INITIATOR,