src/java.base/share/classes/java/security/interfaces/ECPublicKey.java

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * accompanied this code).
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package java.security.interfaces;

import java.security.PublicKey;
import java.security.spec.ECParameterSpec;
import java.security.spec.ECPoint;

/**
 * The interface to an elliptic curve (EC) public key.
 *
 * @author Valerie Peng
 *
 *
 * @see PublicKey
 * @see ECKey
 * @see java.security.spec.ECPoint
 *
 * @since 1.5
 */
public interface ECPublicKey extends PublicKey, ECKey {

   /**
    * The class fingerprint that is set to indicate
    * serialization compatibility.
    *
    * @deprecated A {@code serialVersionUID} field in an interface is
    * ineffectual. Do not use; no replacement.
    */
    @Deprecated
    @java.io.Serial
   long serialVersionUID = -3314988629879632826L;

    /**
     * Returns the public point W.
     * @return the public point W.
     */
    ECPoint getW();

    /**
     * {@inheritDoc java.security.AsymmetricKey}
     *
     * @implSpec
     * The default implementation returns {@code null}.
     *
     * @return {@inheritDoc java.security.AsymmetricKey}
     */
    @Override
    default ECParameterSpec getParams() {
        return null;
    }
}