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:

JweEncryption

public abstract class AbstractJweEncryption
extends Object
implements JweEncryptionProvider

LOG

protected static final Logger LOG

DEFAULT_AUTH_TAG_LENGTH

protected static final int DEFAULT_AUTH_TAG_LENGTH

See Also:

Constant Field Values

AbstractJweEncryption

protected AbstractJweEncryption(ContentEncryptionProvider contentEncryptionAlgo,
                                KeyEncryptionProvider keyEncryptionAlgo)

getContentEncryptionAlgorithm

protected ContentEncryptionProvider 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

getEncryptionOutput

public JweEncryptionOutput getEncryptionOutput(JweEncryptionInput jweInput)

Description copied from interface: JweEncryptionProvider

Prepare JWE state for completing either JWE compact or JSON encryption

Specified by:

getEncryptionOutput in interface JweEncryptionProvider

encryptInternal

protected byte[] encryptInternal(AbstractJweEncryption.JweEncryptionInternal state,
                                 byte[] content)

getActualCipher

protected byte[] getActualCipher(byte[] cipher)

getAuthenticationTag

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

getKeyAlgorithm

public KeyAlgorithm getKeyAlgorithm()

Specified by:

getKeyAlgorithm in interface JweKeyProperties

getContentAlgorithm

public ContentAlgorithm getContentAlgorithm()

Specified by:

getContentAlgorithm in interface JweKeyProperties

getJwtHeadersWriter

protected JoseHeadersReaderWriter getJwtHeadersWriter()

getAuthenticationTagProducer

protected AuthenticationTagProducer getAuthenticationTagProducer(AbstractJweEncryption.JweEncryptionInternal state)

createCekSecretKey

protected SecretKey createCekSecretKey(AbstractJweEncryption.JweEncryptionInternal state)

getActualCek

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

getKeyEncryptionAlgo

protected KeyEncryptionProvider getKeyEncryptionAlgo()