Package org.forgerock.json.jose.jws

Enum Class JwsAlgorithm

java.lang.Object
java.lang.Enum<JwsAlgorithm>
org.forgerock.json.jose.jws.JwsAlgorithm
All Implemented Interfaces:
Serializable, Comparable<JwsAlgorithm>, Constable, Algorithm
public enum JwsAlgorithm extends Enum<JwsAlgorithm> implements Algorithm
An Enum of the possible signing algorithms that can be used to sign a JWT.

Since:
2.0.0
See Also:

  • Enum Constant Details

    • NONE

      @Deprecated public static final JwsAlgorithm NONE
      Deprecated.
      This algorithm is inherently insecure and should not be used.
      No digital signature or MAC value included.

    • HS256

      public static final JwsAlgorithm HS256
      HMAC using SHA-256 hash algorithm.

    • HS384

      public static final JwsAlgorithm HS384
      HMAC using SHA-384 hash algorithm.

    • HS512

      public static final JwsAlgorithm HS512
      HMAC using SHA-512 hash algorithm.

    • RS256

      public static final JwsAlgorithm RS256
      RSA using SHA-256 hash algorithm.

    • RS384

      public static final JwsAlgorithm RS384
      RSA using SHA-384 hash algorithm.

    • RS512

      public static final JwsAlgorithm RS512
      RSA using SHA-512 hash algorithm.

    • ES256

      public static final JwsAlgorithm ES256
      ECDSA using SHA-256 hash algorithm.

    • ES384

      public static final JwsAlgorithm ES384
      ECDSA using SHA-384 hash algorithm.

    • ES512

      public static final JwsAlgorithm ES512
      ECDSA using SHA-512 hash algorithm.

    • PS256

      public static final JwsAlgorithm PS256
      RSA-PSS with SHA-256 hash algorithm.

    • PS384

      public static final JwsAlgorithm PS384
      RSA-PSS with SHA-384 hash algorithm.

    • PS512

      public static final JwsAlgorithm PS512
      RSA-PSS with SHA-512 hash algorithm.

    • EDDSA

      public static final JwsAlgorithm EDDSA
      Edwards Curve DSA (EdDSA), as defined in RFC 8037.

  • Method Details

    • values

      public static JwsAlgorithm[] values()
      Returns an array containing the constants of this enum class, in the order they are declared.
      Returns:
      an array containing the constants of this enum class, in the order they are declared

    • valueOf

      public static JwsAlgorithm valueOf(String name)
      Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)
      Parameters:
      name - the name of the enum constant to be returned.
      Returns:
      the enum constant with the specified name
      Throws:
      IllegalArgumentException - if this enum class has no constant with the specified name
      NullPointerException - if the argument is null

    • getAlgorithm

      public String getAlgorithm()
      Description copied from interface: Algorithm
      Gets the actual name of the algorithm that is understood by Java cryptographic operations.
      Specified by:
      getAlgorithm in interface Algorithm
      Returns:
      The name of the algorithm.

    • getJwaAlgorithmName

      public String getJwaAlgorithmName()
      Description copied from interface: Algorithm
      Gets the name of the algorithm as defined in the JWA standard.
      Specified by:
      getJwaAlgorithmName in interface Algorithm
      Returns:
      The name of the algorithm.

    • getMdAlgorithm

      public String getMdAlgorithm()
      Returns the Java-friendly name of the message digest algorithm implementation.
      Returns:
      the Java-friendly name of the message digest algorithm implementation.
      See Also:

    • getEllipticCurveName

      public String getEllipticCurveName()
      Return the standard name of the elliptic curve definition. Only applicable for ECDSA algorithms.
      Returns:
      the curve name or null if not applicable.

    • getAlgorithmType

      public JwsAlgorithmType getAlgorithmType()
      Gets the JwsAlgorithmType of the JwsAlgorithm.
      Returns:
      The JwsAlgorithmType.

    • getJwsAlgorithm

      @Deprecated public static JwsAlgorithm getJwsAlgorithm(String algorithm)
      Deprecated.
      Replaced by parseCryptographicAlgorithm(String)
      See parseCryptographicAlgorithm(String)}.
      Parameters:
      algorithm - The Java Cryptographic string algorithm name.
      Returns:
      The matching JwsAlgorithm.

    • getParameterSpec

      public AlgorithmParameterSpec getParameterSpec()
      Gets any parameter spec associated with this algorithm. Can be null if no parameters.
      Returns:
      the parameters required by this algorithm.

    • parseCryptographicAlgorithm

      public static JwsAlgorithm parseCryptographicAlgorithm(String algorithm)
      Parses the given algorithm string to find the matching Java Cryptographic algorithm name.

      If the given algorithm name does not match the algorithm name of any of the constants, then an IllegalArgumentException will be thrown.

      Parameters:
      algorithm - The Java Cryptographic string algorithm name.
      Returns:
      The matching JwsAlgorithm.

    • parseAlgorithm

      public static JwsAlgorithm parseAlgorithm(String algorithm)
      Parses the given algorithm string to find the matching JwsAlgorithm enum constant.
      Parameters:
      algorithm - The signing algorithm.
      Returns:
      The JwsAlgorithm enum. If algorithm is null, it returns the algorithm "none".

    • isSymmetric

      public boolean isSymmetric()
      Indicates whether the algorithm is a symmetric (secret key) algorithm like HMAC or a public key algorithm.
      Specified by:
      isSymmetric in interface Algorithm
      Returns:
      true if the algorithm uses a shared secret key for signing and verification or false if it uses distinct private and public keys for these operations.

    • toString

      public String toString()
      Turns the JwsAlgorithm constant into a JSON value string.
      Overrides:
      toString in class Enum<JwsAlgorithm>
      Returns: