How to list contents of a server directory using JSP?

Question

When writing a JSP file, how can I get the current directory of this file at runtime
(to be able to iterate the directory and list its contents)?

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Answer 1

As of Version 2.1 of the Java Servlet API use:

File jsp = new File(request.getSession().getServletContext().getRealPath(request.getServletPath()));
File dir = jsp.getParentFile();
File[] list = dir.listFiles();