Module java.base

Class ECPrivateKeySpec

  • All Implemented Interfaces:
    KeySpec


    public class ECPrivateKeySpec
    extends Object
    implements KeySpec
    This immutable class specifies an elliptic curve private key with its associated parameters.
    Since:
    1.5
    See Also:
    KeySpec, ECParameterSpec
    • Constructor Detail

      • ECPrivateKeySpec

        public ECPrivateKeySpec​(BigInteger s,
                                ECParameterSpec params)
        Creates a new ECPrivateKeySpec with the specified parameter values.
        Parameters:
        s - the private value.
        params - the associated elliptic curve domain parameters.
        Throws:
        NullPointerException - if s or params is null.
    • Method Detail

      • getS

        public BigInteger getS​()
        Returns the private value S.
        Returns:
        the private value S.
      • getParams

        public ECParameterSpec getParams​()
        Returns the associated elliptic curve domain parameters.
        Returns:
        the EC domain parameters.