IT. Expert System.

Java Standard Edition (SE)

ECPublicKeySpec


compact1, compact2, compact3
java.security.spec

Class ECPublicKeySpec

  • All Implemented Interfaces:
    KeySpec


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

      • ECPublicKeySpec

        public ECPublicKeySpec(ECPoint w,
                               ECParameterSpec params)
        Creates a new ECPublicKeySpec with the specified parameter values.
        Parameters:
        w - the public point.
        params - the associated elliptic curve domain parameters.
        Throws:
        NullPointerException - if w or params is null.
        IllegalArgumentException - if w is point at infinity, i.e. ECPoint.POINT_INFINITY
    • Method Detail

      • getW

        public ECPoint getW()
        Returns the public point W.
        Returns:
        the public point W.
      • getParams

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


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