ECPublicKeySpec

public class ECPublicKeySpec extends Object
implements KeySpec

This immutable class specifies an elliptic curve public key with its associated parameters.

See Also

• KeySpec
• ECPoint
• ECParameterSpec

Public Constructor Summary

ECPublicKeySpec(ECPoint w, ECParameterSpec params) Creates a new ECPublicKeySpec with the specified parameter values.

Public Method Summary

ECParameterSpec	getParams() Returns the associated elliptic curve domain parameters.
ECPoint	getW() Returns the public point W.

Inherited Method Summary

From class java.lang.Object

Object	clone()
boolean	equals(Object arg0)
void	finalize()
final Class<?>	getClass()
int	hashCode()
final void	notify()
final void	notifyAll()
String	toString()
final void	wait(long arg0, int arg1)
final void	wait(long arg0)
final void	wait()

Public Constructors

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

Public Methods

public ECParameterSpec getParams ()

Returns the associated elliptic curve domain parameters.

Returns

• the EC domain parameters.

public ECPoint getW ()

Returns the public point W.

Returns

• the public point W.