Package org.jose4j.jwe

Class WrappingKeyManagementAlgorithm

java.lang.Object

org.jose4j.jwa.AlgorithmInfo

org.jose4j.jwe.WrappingKeyManagementAlgorithm

All Implemented Interfaces:

Algorithm, KeyManagementAlgorithm

Direct Known Subclasses:

AesKeyWrapManagementAlgorithm, RsaKeyManagementAlgorithm

public abstract class WrappingKeyManagementAlgorithm
extends AlgorithmInfo
implements KeyManagementAlgorithm

Field Summary

Fields

Modifier and Type	Field	Description
protected final org.slf4j.Logger	log
protected boolean	useSuppliedKeyProviderContext

Constructor Summary

Constructors

Constructor	Description
WrappingKeyManagementAlgorithm(String javaAlg, String alg)

Method Summary

Modifier and Type	Method	Description
Key	manageForDecrypt(CryptoPrimitive cryptoPrimitive, byte[] encryptedKey, ContentEncryptionKeyDescriptor cekDesc, Headers headers, ProviderContext providerContext)
protected ContentEncryptionKeys	manageForEnc(Key managementKey, ContentEncryptionKeyDescriptor cekDesc, byte[] contentEncryptionKey, ProviderContext providerContext)
ContentEncryptionKeys	manageForEncrypt(Key managementKey, ContentEncryptionKeyDescriptor cekDesc, Headers headers, byte[] cekOverride, ProviderContext providerContext)
CryptoPrimitive	prepareForDecrypt(Key managementKey, Headers headers, ProviderContext providerContext)
void	setAlgorithmParameterSpec(AlgorithmParameterSpec algorithmParameterSpec)
protected Key	unwrap(CryptoPrimitive cryptoPrimitive, byte[] encryptedKey, ProviderContext providerContext, ContentEncryptionKeyDescriptor cekDesc)

Methods inherited from class org.jose4j.jwa.AlgorithmInfo

getAlgorithmIdentifier, getJavaAlgorithm, getKeyPersuasion, getKeyType, setAlgorithmIdentifier, setJavaAlgorithm, setKeyPersuasion, setKeyType, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jose4j.jwa.Algorithm

getAlgorithmIdentifier, getJavaAlgorithm, getKeyPersuasion, getKeyType, isAvailable

Methods inherited from interface org.jose4j.jwe.KeyManagementAlgorithm

validateDecryptionKey, validateEncryptionKey

Field Details

log

protected final org.slf4j.Logger log

useSuppliedKeyProviderContext

protected boolean useSuppliedKeyProviderContext

Constructor Details

WrappingKeyManagementAlgorithm

public WrappingKeyManagementAlgorithm(String javaAlg,
 String alg)

Method Details

setAlgorithmParameterSpec

public void setAlgorithmParameterSpec(AlgorithmParameterSpec algorithmParameterSpec)

manageForEncrypt

public ContentEncryptionKeys manageForEncrypt(Key managementKey,
 ContentEncryptionKeyDescriptor cekDesc,
 Headers headers,
 byte[] cekOverride,
 ProviderContext providerContext)
                                       throws JoseException

Specified by:

manageForEncrypt in interface KeyManagementAlgorithm

Throws:

JoseException

manageForEnc

protected ContentEncryptionKeys manageForEnc(Key managementKey,
 ContentEncryptionKeyDescriptor cekDesc,
 byte[] contentEncryptionKey,
 ProviderContext providerContext)
                                      throws JoseException

Throws:

JoseException

prepareForDecrypt

public CryptoPrimitive prepareForDecrypt(Key managementKey,
 Headers headers,
 ProviderContext providerContext)
                                  throws JoseException

Specified by:

prepareForDecrypt in interface KeyManagementAlgorithm

Throws:

JoseException

manageForDecrypt

public Key manageForDecrypt(CryptoPrimitive cryptoPrimitive,
 byte[] encryptedKey,
 ContentEncryptionKeyDescriptor cekDesc,
 Headers headers,
 ProviderContext providerContext)
                     throws JoseException

Specified by:

manageForDecrypt in interface KeyManagementAlgorithm

Throws:

JoseException

unwrap

protected Key unwrap(CryptoPrimitive cryptoPrimitive,
 byte[] encryptedKey,
 ProviderContext providerContext,
 ContentEncryptionKeyDescriptor cekDesc)
              throws NoSuchAlgorithmException,
InvalidKeyException,
IllegalBlockSizeException,
BadPaddingException

Throws:

NoSuchAlgorithmException

InvalidKeyException

IllegalBlockSizeException

BadPaddingException