Package javax.crypto

Class NullCipher

java.lang.Object

javax.crypto.Cipher

javax.crypto.NullCipher

public class NullCipher
extends Cipher

This class provides an identity cipher that does not transform the input data in any way. The encrypted data is identical to the plain text.

Field Summary

Fields inherited from class javax.crypto.Cipher

DECRYPT_MODE, ENCRYPT_MODE, PRIVATE_KEY, PUBLIC_KEY, SECRET_KEY, UNWRAP_MODE, WRAP_MODE

Constructor Summary

Constructors

Constructor	Description
NullCipher()	Creates a new NullCipher instance.

Method Summary

Methods inherited from class javax.crypto.Cipher

doFinal, doFinal, doFinal, doFinal, doFinal, doFinal, doFinal, getAlgorithm, getBlockSize, getExemptionMechanism, getInstance, getInstance, getInstance, getIV, getMaxAllowedKeyLength, getMaxAllowedParameterSpec, getOutputSize, getParameters, getProvider, init, init, init, init, init, init, init, init, unwrap, update, update, update, update, update, updateAAD, updateAAD, updateAAD, wrap

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

NullCipher

public NullCipher()

Creates a new NullCipher instance.