private static boolean METHOD_1 ( java.lang.String filename ) { if ( TYPE_1 . isEmpty ( filename ) ) { return false ; } filename = filename . trim ( ) . toLowerCase ( ) ; return filename . METHOD_2 ( STRING_1 ) ; } 

private static boolean METHOD_1 ( java.lang.String fileName ) { if ( TYPE_1 . isEmpty ( fileName ) ) { return false ; } return fileName . trim ( ) . toLowerCase ( ) . METHOD_2 ( STRING_1 ) ; } 
