public static String encode(byte[] in, int off, int len) {
        return inst.encode(in, off, len, null, 0).toString();
    }
public static String encode ( byte [ ] in , int off , int len ) { return inst . encode ( in , off , len , null , 0 ) . toString ( ) ; }
Encodes the given bytes into a base-32 string.

@param in
an array containing the bytes to encode.
@param off
the start offset of the data within {@code in}.
@param len
the number of bytes to encode.

@return The base-32 string.