Listing 5. Changing an XML File through Its Filesystem

$ echo "VIRTUAL filesystems rock more" | \
  ferris-redirect -T ./example.xml/root/file3

$ echo "a new way" | \
  ferris-redirect ./example.xml/root/file4

$ ferrisrm ./example.xml/root/file2

$ ftouch ./example.xml/root/touched

$ cat example.xml
<?xml version="1.0" encoding="UTF-8"
   standalone="no" ?>
<root>
  <file1 size="200"/>

  <file3>VIRTUAL filesystems rock more
</file3>
  <file4>a new way
</file4>

  <touched/>

</root>