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java.security.spec
Class ECPrivateKeySpec

java.lang.Object
  java.security.spec.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 and Description

ECPrivateKeySpec(BigInteger s, ECParameterSpec params)
Creates a new ECPrivateKeySpec with the specified parameter values.

Method Summary

Modifier and Type	Method and Description
ECParameterSpec	getParams() Returns the associated elliptic curve domain parameters.
BigInteger	getS() Returns the private value S.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

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.