retrieves the amount of time mpd would take to play every song in the db once . concode_field_sep long uptime concode_elem_sep long songs concode_elem_sep Date dbUpdate concode_elem_sep long playtime concode_elem_sep long albums concode_elem_sep int MILLI_TO_SEC concode_elem_sep long artists concode_elem_sep long dbPlaytime concode_field_sep long getArtists concode_elem_sep long getUptime concode_elem_sep long getPlaytime concode_elem_sep long getAlbums concode_elem_sep Date getDbUpdate concode_elem_sep String toString concode_elem_sep long getSongs
long function ( ) { return dbPlaytime ; }