IssueNo:#I9R9G6:[新需求]: 分段WaterFlow支持itemCount为0
Description:(提交描述)
Sig: SIG_ApplicationFramework
Feature or Bugfix:(需求填Feature,缺陷填Bugfix)
Binary Source:No(涉及则Yes)
TDD:(Pass/Fail/评估不涉及)
XTS:(Pass/Fail/评估不涉及)
预测试:(Pass/Fail/评估不涉及)