On 16 Jul 2011, at 15:46, Dark Before Dawn <[email protected]> wrote:
> Hi there,
>
> I am trying to list files and directories within an war-file i.e
> images/summer2010 images/winter2010. The war-file is deployed on a tomcat 7
> instance with unpackWARs="false".
> Since I have no exposed filesystem getRealPath will return null.
If you 'have no exposed file system', how do you expect to get files?
p
> So I tried to use getResourceAsStream wich works fine for files but not for
> directories.
> My other idea was to use getResource and URL/URI to get a java.io.File via
> JNDI. But this file is not a file nor a directory.
> Cheers
> Darky
>
> Code Snippet:
> // null if unpackWar = false
> String absolute =
> this.getServletConfig().getServletContext().getRealPath("files");
> out.write("Files: " + absolute);
>
> // jndi
> URL url =
> this.getServletConfig().getServletContext().getResource("files");
> out.write("<br/>" + url.toURI());
>
> File f = new File("file:" + url.toURI());
>
> // Both null
> out.write(" isDir: " + f.isDirectory());
> out.write(" isFile: " + f.isFile());
>
> InputStream is =
> this.getServletConfig().getServletContext().getResourceAsStream("files/1.txt");
>
> // NPE if directory
> BufferedReader br = new BufferedReader(new InputStreamReader(is));
> String line;
> out.write("<br/>content<br/>");
> while ((line = br.readLine()) != null) {
> // print file content
> out.write(line +"<br/>");
> }
> br.close();
>
>
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