ECPublicKeySpec (Java Platform SE 7 b138)

java.lang.Object
- java.security.spec.ECPublicKeySpec

All Implemented Interfaces:

KeySpec
```
public class ECPublicKeySpec
extends Object
implements KeySpec
```
This immutable class specifies an elliptic curve public key with its associated parameters.

Since:

1.5

See Also:
KeySpec, ECPoint, ECParameterSpec

- Constructor Summary
  
  Constructors
  Constructor and Description
  
  ECPublicKeySpec(ECPoint w, ECParameterSpec params)
  Creates a new ECPublicKeySpec with the specified parameter values.
- Method Summary
  
  Methods
  Modifier and Type Method and Description
  
  ECParameterSpec getParams()
  Returns the associated elliptic curve domain parameters.
  
  ECPoint getW()
  Returns the public point W.
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructors
Constructor and Description
`ECPublicKeySpec(ECPoint w, ECParameterSpec params)` Creates a new ECPublicKeySpec with the specified parameter values.

Methods
Modifier and Type	Method and Description
`ECParameterSpec`	`getParams()` Returns the associated elliptic curve domain parameters.
`ECPoint`	`getW()` Returns the public point W.

- Constructor Detail
  - ECPublicKeySpec
```
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
- Method Detail
  - getW
```
public ECPoint getW()
```
    Returns the public point W.
    
    Returns:
    the public point W.
  - getParams
```
public ECParameterSpec getParams()
```
    Returns the associated elliptic curve domain parameters.
    
    Returns:
    the EC domain parameters.

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DRAFT ea-b138

Class ECPublicKeySpec

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

ECPublicKeySpec

Method Detail

getW

getParams