问如何在单元格中添加SMB文件链接？

EN

Hyperlink link = createHelper.createHyperlink(Hyperlink.LINK_FILE); 
link.setAddress("What to write here?");

link.setAddress("\\\\myserver\\folder\\myfile.txt");

Caused by: java.net.URISyntaxException: Illegal character in path at index 0: \\myserver\folder\myfile.txt
at java.net.URI$Parser.fail(Unknown Source)
at java.net.URI$Parser.checkChars(Unknown Source)
at java.net.URI$Parser.parseHierarchical(Unknown Source)
at java.net.URI$Parser.parse(Unknown Source)
at java.net.URI.<init>(Unknown Source)
at org.apache.poi.xssf.usermodel.XSSFHyperlink.validate(XSSFHyperlink.java:240)
... 2 more