Module: TorqueBox::VFS

Defined in:
lib/torquebox/vfs.rb,
lib/torquebox/vfs.rb,
lib/torquebox/vfs/dir.rb,
lib/torquebox/vfs/file.rb,
lib/torquebox/vfs/glob_filter.rb,
lib/torquebox/vfs/debug_filter.rb,
lib/torquebox/vfs/glob_translator.rb,
lib/torquebox/vfs/ext/virtual_file.rb

Defined Under Namespace

Modules: Ext, File Classes: DebugFilter, Dir, GlobFilter, GlobTranslator

Class Method Summary collapse

Class Method Details

.resolve_path_url(path) ⇒ Object 



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# File 'lib/torquebox/vfs.rb', line 60

def self.resolve_path_url(path)
  prefix = case
           when path =~ /^\//            # unix absolute
             "vfs:"
           when path =~ /^[[:alpha:]]:/  # windows absolute
             "vfs:/"
           else
             "#{resolve_path_url( ::Dir.pwd )}/"
           end
  "#{prefix}#{path}"
end

.resolve_within_archive(path) ⇒ Object 



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# File 'lib/torquebox/vfs.rb', line 40

def self.resolve_within_archive(path)
  path = path.to_s
  return path if ( path =~ %r(^vfs:) )
  cur = path
  trim_size = cur.length
  while ( cur != '.' && cur != '/' )
    if ( ::File.exist_without_vfs?( cur ) )
      child_path = path[trim_size..-1]
      if ( cur[-1,1] == '/' )
        cur = cur[0..-2]
      end
      return TorqueBox::VFS.resolve_path_url( cur ), child_path
    end
    cur = ::File.dirname( cur )
    trim_size = cur.length
    cur << '/' unless cur[-1,1] == '/'
  end
  nil
end

.virtual_file(filename) ⇒ Object 



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# File 'lib/torquebox/vfs.rb', line 72

def self.virtual_file(filename)
  vfs_url, child_path = TorqueBox::VFS.resolve_within_archive( filename )
  return nil unless vfs_url

  begin
    virtual_file = Java::org.jboss.vfs.VFS.child( vfs_url )
    virtual_file = virtual_file.get_child( child_path ) if child_path
    virtual_file
  rescue Java::JavaIo::IOException => e
    nil
  end
end

.writable_path_or_error(path, e) ⇒ Object 



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# File 'lib/torquebox/vfs.rb', line 85

def self.writable_path_or_error(path, e)
  virtual_file = TorqueBox::VFS.virtual_file( path )
  raise e if virtual_file.nil?
  mount = Java::org.jboss.vfs::VFS.get_mount(virtual_file)
  # TODO: Replace with a better error stating the issue, which is
  # the user is trying to write to a filesystem inside an archive
  # that is mounted as readonly
#
  # HACK: For some reason mount.file_system doesn't work inside TB
  # but does in tests
  # raise e if mount.file_system.read_only?
  virtual_file.physical_file.path
end