*/
public Rijndael(int keysize, int blocksize) throws UnsupportedCipherException {
if (! ((keysize == 128) ||
(keysize == 192) ||
(keysize == 256)))
throw new UnsupportedCipherException("Invalid keysize");
if (! ((blocksize == 128) ||
(blocksize == 256)))
throw new UnsupportedCipherException("Invalid blocksize");
this.keysize=keysize;
this.blocksize=blocksize;
}