public abstract class

KeyPairGeneratorSpi

extends Object
java.lang.Object
   ↳ java.security.KeyPairGeneratorSpi
Known Direct Subclasses

Class Overview

KeyPairGeneratorSpi is the Service Provider Interface (SPI) definition for KeyPairGenerator.

See Also

Summary

Public Constructors
KeyPairGeneratorSpi()
Constructs a new instance of KeyPairGeneratorSpi.
Public Methods
abstract KeyPair generateKeyPair()
Computes and returns a new unique KeyPair each time this method is called.
void initialize(AlgorithmParameterSpec params, SecureRandom random)
Initializes this KeyPairGeneratorSpi with the given AlgorithmParameterSpec and the given SecureRandom.
abstract void initialize(int keysize, SecureRandom random)
Initializes this KeyPairGeneratorSpi with the given key size and the given SecureRandom.
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Inherited Methods
From class java.lang.Object

Public Constructors

public KeyPairGeneratorSpi ()

Since: API Level 1

Constructs a new instance of KeyPairGeneratorSpi.

Public Methods

public abstract KeyPair generateKeyPair ()

Since: API Level 1

Computes and returns a new unique KeyPair each time this method is called.

Returns
  • a new unique KeyPair each time this method is called.

public void initialize (AlgorithmParameterSpec params, SecureRandom random)

Since: API Level 1

Initializes this KeyPairGeneratorSpi with the given AlgorithmParameterSpec and the given SecureRandom.

Parameters
params the parameters to use.
random the source of randomness.
Throws
InvalidAlgorithmParameterException if the specified parameters are not supported.

public abstract void initialize (int keysize, SecureRandom random)

Since: API Level 1

Initializes this KeyPairGeneratorSpi with the given key size and the given SecureRandom. The default parameter set will be used.

Parameters
keysize the key size (number of bits).
random the source of randomness.