1 /*2 * @(#)ECPrivateKey.java 1.3 03/12/193 *4 * Copyright 2004 Sun Microsystems, Inc. All rights reserved.5 * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.6 */7 package java.security.interfaces;8 9 import java.math.BigInteger ;10 import java.security.PrivateKey ;11 12 /**13 * The interface to an elliptic curve (EC) private key.14 *15 * @author Valerie Peng16 *17 * @version 1.3, 12/19/0318 *19 * @see PrivateKey20 * @see ECKey21 *22 * @since 1.523 */24 public interface ECPrivateKey extends PrivateKey , ECKey {25 /**26 * The class fingerprint that is set to indicate27 * serialization compatibility.28 */29 static final long serialVersionUID = -7896394956925609184L;30 31 /**32 * Returns the private value S.33 * @return the private value S.34 */35 BigInteger getS();36 }37