java.lang.Object | ||
↳ | java.security.KeyPairGeneratorSpi | |
↳ | java.security.KeyPairGenerator |
KeyPairGenerator
is an engine class which is capable of generating a
private key and its related public key utilizing the algorithm it was
initialized with.
Protected Constructors | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Constructs a new instance of
KeyPairGenerator with the name of
the algorithm to use. |
Public Methods | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Computes and returns a new unique
KeyPair each time this method
is called. | |||||||||||
Computes and returns a new unique
KeyPair each time this method
is called. | |||||||||||
Returns the name of the algorithm of this
KeyPairGenerator . | |||||||||||
Returns a new instance of
KeyPairGenerator that utilizes the
specified algorithm from the specified provider. | |||||||||||
Returns a new instance of
KeyPairGenerator that utilizes the
specified algorithm from the specified provider. | |||||||||||
Returns a new instance of
KeyPairGenerator that utilizes the
specified algorithm. | |||||||||||
Returns the provider associated with this
KeyPairGenerator . | |||||||||||
Initializes this
KeyPairGenerator with the given AlgorithmParameterSpec . | |||||||||||
Initializes this
KeyPairGenerator with the given AlgorithmParameterSpec and the given SecureRandom . | |||||||||||
Initializes this
KeyPairGenerator with the given key size. | |||||||||||
Initializes this
KeyPairGenerator with the given key size and the
given SecureRandom . |
[Expand]
Inherited Methods | |||||||||||
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From class
java.security.KeyPairGeneratorSpi
| |||||||||||
From class
java.lang.Object
|
Constructs a new instance of KeyPairGenerator
with the name of
the algorithm to use.
algorithm | the name of algorithm to use |
---|
Computes and returns a new unique KeyPair
each time this method
is called.
This does exactly the same as generateKeyPair()
.
KeyPair
each time this method is called
Computes and returns a new unique KeyPair
each time this method
is called.
This does exactly the same as genKeyPair()
.
KeyPair
each time this method is called
Returns the name of the algorithm of this KeyPairGenerator
.
KeyPairGenerator
Returns a new instance of KeyPairGenerator
that utilizes the
specified algorithm from the specified provider.
algorithm | the name of the algorithm to use |
---|---|
provider | the name of the provider |
KeyPairGenerator
that utilizes the
specified algorithm from the specified providerNoSuchAlgorithmException | if the specified algorithm is not available |
---|---|
NoSuchProviderException | if the specified provider is not available |
NullPointerException | if algorithm is null |
IllegalArgumentException | if provider == null || provider.isEmpty()
|
Returns a new instance of KeyPairGenerator
that utilizes the
specified algorithm from the specified provider.
algorithm | the name of the algorithm to use |
---|---|
provider | the provider |
KeyPairGenerator
that utilizes the
specified algorithm from the specified providerNoSuchAlgorithmException | if the specified algorithm is not available |
---|---|
NullPointerException | if algorithm is null |
IllegalArgumentException | if provider == null
|
Returns a new instance of KeyPairGenerator
that utilizes the
specified algorithm.
algorithm | the name of the algorithm to use |
---|
KeyPairGenerator
that utilizes the
specified algorithmNoSuchAlgorithmException | if the specified algorithm is not available |
---|---|
NullPointerException | if algorithm is null
|
Returns the provider associated with this KeyPairGenerator
.
KeyPairGenerator
Initializes this KeyPairGenerator
with the given AlgorithmParameterSpec
. A default SecureRandom
instance will be
used.
param | the parameters to use |
---|
InvalidAlgorithmParameterException | if the specified parameters are not supported |
---|
Initializes this KeyPairGenerator
with the given AlgorithmParameterSpec
and the given SecureRandom
.
param | the parameters to use |
---|---|
random | the source of randomness |
InvalidAlgorithmParameterException | if the specified parameters are not supported |
---|
Initializes this KeyPairGenerator
with the given key size. The
default parameter set and a default SecureRandom
instance will be
used.
keysize | the size of the key (number of bits) |
---|
Initializes this KeyPairGenerator
with the given key size and the
given SecureRandom
. The default parameter set will be used.
keysize | the key size |
---|---|
random | the source of randomness |