org.apache.cxf.rs.security.jose.jwe
Class AbstractJweEncryption

java.lang.Object
  org.apache.cxf.rs.security.jose.jwe.AbstractJweEncryption

All Implemented Interfaces:

JweEncryptionProvider, JweKeyProperties

Direct Known Subclasses:

AesCbcHmacJweEncryption, DirectKeyJweEncryption, WrappedKeyJweEncryption

public abstract class AbstractJweEncryption
extends Object
implements JweEncryptionProvider

DEFAULT_AUTH_TAG_LENGTH

protected static final int DEFAULT_AUTH_TAG_LENGTH

See Also:

Constant Field Values

AbstractJweEncryption

protected AbstractJweEncryption(ContentEncryptionAlgorithm contentEncryptionAlgo,
                                KeyEncryptionAlgorithm keyEncryptionAlgo)

getContentEncryptionAlgorithm

protected ContentEncryptionAlgorithm getContentEncryptionAlgorithm()

getAlgorithmParameterSpec

protected AlgorithmParameterSpec getAlgorithmParameterSpec(byte[] theIv)

getContentEncryptionKey

protected byte[] getContentEncryptionKey(JweHeaders headers)

getCekSize

protected int getCekSize(String algoJwt)

getProvidedContentEncryptionKey

protected byte[] getProvidedContentEncryptionKey(JweHeaders headers)

getEncryptedContentEncryptionKey

protected byte[] getEncryptedContentEncryptionKey(JweHeaders headers,
                                                  byte[] theCek)

getContentEncryptionAlgoJwt

protected String getContentEncryptionAlgoJwt()

getContentEncryptionAlgoJava

protected String getContentEncryptionAlgoJava()

getAAD

protected byte[] getAAD(String protectedHeaders,
                        byte[] aad)

encrypt

public String encrypt(byte[] content,
                      JweHeaders jweHeaders)

Description copied from interface: JweEncryptionProvider

JWE compact encryption

Specified by:

encrypt in interface JweEncryptionProvider

getJweCompactProducer

protected JweCompactProducer getJweCompactProducer(AbstractJweEncryption.JweEncryptionInternal state,
                                                   byte[] cipher)

getKeyAlgorithm

public String getKeyAlgorithm()

Specified by:

getKeyAlgorithm in interface JweKeyProperties

getContentAlgorithm

public String getContentAlgorithm()

Specified by:

getContentAlgorithm in interface JweKeyProperties

getJwtHeadersWriter

protected JoseHeadersReaderWriter getJwtHeadersWriter()

createJweEncryptionState

public JweEncryptionState createJweEncryptionState(JweEncryptionInput jweInput)

Description copied from interface: JweEncryptionProvider

Prepare JWE state for completing either JWE compact or JSON encryption

Specified by:

createJweEncryptionState in interface JweEncryptionProvider

getAuthenticationTagProducer

protected AuthenticationTagProducer getAuthenticationTagProducer(AbstractJweEncryption.JweEncryptionInternal state)

createCekSecretKey

protected SecretKey createCekSecretKey(AbstractJweEncryption.JweEncryptionInternal state)

getActualCek

protected byte[] getActualCek(byte[] theCek,
                              String algoJwt)

getKeyEncryptionAlgo

protected KeyEncryptionAlgorithm getKeyEncryptionAlgo()