This
java.security.spec.AlgorithmParameterSpec is a
transparent representation of an
initialization
vector or IV. An IV is required for block ciphers used in
feedback mode, such as DES in CBC mode.
Figure 17-21. javax.crypto.spec.IvParameterSpec
public class
IvParameterSpec implements java.security.spec.AlgorithmParameterSpec {
// Public Constructors
public
IvParameterSpec (byte[ ]
iv );
public
IvParameterSpec (byte[ ]
iv , int
offset , int
len );
// Public Instance Methods
public byte[ ]
getIV ( );
}