POI reads excel hidden sheet

Short note:
    The bottom layer of the version after excel 2003 is composed of various Xml. Change the suffix of the excel file to zip and then open it to see the internal composition of excel!

Problems encountered:
    POI reads the excel file from the first sheet. Regardless of whether the sheet is hidden or not, it will read the

    excel sheet deletion is physical deletion. After deletion, POI cannot be read.

To be added ......