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

Constructors

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.

Methods

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.