Revise un-necessary checking..
Revise un-necessary checking..

Patch by: chengjh,<chengjh@apache.org>
(cherry picked from commit 3869d0164607a1576826dcc338b1f8b52f1147bd)

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core