lib/poi2csv.rb in poi2csv-0.0.5 vs lib/poi2csv.rb in poi2csv-0.0.5.1

@@ -11,10 +11,10 @@
     args = args.map { |v| Shellwords.escape(v) }
     console_message = `java -cp #{classpath} ToCSV #{args * ' '}`
     raise Poi2csvException.new, console_message unless output_file_created?(input_file_path, output_folder_path)
   end
   
-  def supports_extension?(extension)
+  def self.supports_extension?(extension)
     SUPPORTED_EXTENSIONS.include?(extension)
   end
 
   def self.classpath
     @_classpath ||= File.expand_path(File.join(File.dirname(__FILE__),'*')) + File::PATH_SEPARATOR + File.expand_path(File.join(File.dirname(__FILE__),'..', 'classes'))