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Class javax.crypto.spec.IvParameterSpec

java.lang.Object
    |
    +----javax.crypto.spec.IvParameterSpec

public class IvParameterSpec
extends java.lang.Object
implements java.security.spec.AlgorithmParameterSpec
This class specifies an initialization vector (IV). IVs are used by ciphers in feedback mode, e.g., DES in CBC mode.

See Also:
java.security.spec.AlgorithmParameterSpec

Constructor Summary
 IvParameterSpec(byte[] iv)
Uses the bytes in iv as the IV.
 IvParameterSpec(byte[] iv, int offset, int len)
Uses the first len bytes in iv, beginning at offset, as the IV.
 

Method Summary
byte[]  getIV()
Returns the initialization vector (IV).
 
Methods inherited from class java.lang.Object
 clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

IvParameterSpec

public IvParameterSpec(byte[] iv)
Uses the bytes in iv as the IV.
Parameters:
iv - the buffer with the IV

IvParameterSpec

public IvParameterSpec(byte[] iv,
                       int offset,
                       int len)
Uses the first len bytes in iv, beginning at offset, as the IV.
Parameters:
iv - the buffer with the IV
offset - the offset in iv, where the IV starts
len - the number of IV bytes
Method Detail

getIV

public byte[] getIV()
Returns the initialization vector (IV).
Returns:
the initialization vector (IV)

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