Package com.nimbusds.jose.crypto.impl

Class CipherHelper

java.lang.Object

com.nimbusds.jose.crypto.impl.CipherHelper

@ThreadSafe
public class CipherHelper
extends Object

Helper utilities for instantiating ciphers.

Version:

2014-01-22

Author:

Cedric Staub

Constructor Summary

Constructors

Constructor	Description
CipherHelper()

Method Summary

Modifier and Type	Method	Description
static Cipher	getInstance(String name, Provider provider)	Instantiates a cipher with an (optional) JCA provider.

Methods inherited from class java.lang.Object

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

Constructor Details

CipherHelper

public CipherHelper()

Method Details

getInstance

public static Cipher getInstance(String name,
 Provider provider)
                          throws NoSuchAlgorithmException,
NoSuchPaddingException

Instantiates a cipher with an (optional) JCA provider.

Parameters:

name - The name of the cipher. Must not be null.

provider - The JCA provider, null to use the default.

Returns:

The cipher.

Throws:

NoSuchAlgorithmException - On unsupported algorithm.

NoSuchPaddingException - On unsupported padding.