@ThreadSafe public class MACSigner extends Object implements JWSSigner
JWS objects
. This class is thread-safe.
Supports the following JSON Web Algorithms (JWAs):
Constructor and Description |
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MACSigner(byte[] sharedSecret)
Creates a new Message Authentication (MAC) signer.
|
MACSigner(String sharedSecretString)
Creates a new Message Authentication (MAC) signer.
|
Modifier and Type | Method and Description |
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protected static String |
getJCAAlgorithmName(JWSAlgorithm alg)
Gets the matching Java Cryptography Architecture (JCA) algorithm
name for the specified HMAC-based JSON Web Algorithm (JWA).
|
byte[] |
getSharedSecret()
Gets the shared secret.
|
String |
getSharedSecretString()
Gets the shared secret as a UTF-8 encoded string.
|
Base64URL |
sign(ReadOnlyJWSHeader header,
byte[] signingInput)
Signs the specified
input of a
JWS object . |
Set<JWSAlgorithm> |
supportedAlgorithms()
Returns the names of the supported JWS algorithms.
|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
supportedAlgorithms
public MACSigner(byte[] sharedSecret)
sharedSecret
- The shared secret. Must not be null
.public Base64URL sign(ReadOnlyJWSHeader header, byte[] signingInput) throws JOSEException
JWSSigner
input
of a
JWS object
.sign
in interface JWSSigner
header
- The JSON Web Signature (JWS) header. Must
specify a supported JWS algorithm and must not
be null
.signingInput
- The input to sign. Must not be null
.JOSEException
- If the JWS algorithm is not supported or if
signing failed for some other reason.protected static String getJCAAlgorithmName(JWSAlgorithm alg) throws JOSEException
alg
- The JSON Web Algorithm (JWA). Must be supported and not
null
.JOSEException
- If the algorithm is not supported.public byte[] getSharedSecret()
public String getSharedSecretString()
public Set<JWSAlgorithm> supportedAlgorithms()
JWSAlgorithmProvider
alg
JWS header parameter.supportedAlgorithms
in interface JWSAlgorithmProvider
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