void function ( String arg0 ) { files . add ( arg0 ) ; }
add a file to the collection . concode_field_sep ArrayList<String> files concode_elem_sep MusicPlayer player concode_field_sep void listAllFilles concode_elem_sep void listFile concode_elem_sep void removeFile concode_elem_sep int getNumberOfFiles concode_elem_sep void listMatching concode_elem_sep int findFirst concode_elem_sep void stopPlaying concode_elem_sep void startPlaying concode_elem_sep void playSampleOf