Class RSAKeyGenParameterSpec

java.lang.Object

java.security.spec.RSAKeyGenParameterSpec

All Implemented Interfaces:: AlgorithmParameterSpec

public class RSAKeyGenParameterSpec extends Object implements AlgorithmParameterSpec

This class specifies the set of parameters used to generate an RSA key pair.

Since:

1.3

See Also:

Field Summary

Modifier and Type	Field	Description
`static final BigInteger`	`F0`	The public-exponent value F0 = 3.
`static final BigInteger`	`F4`	The public exponent-value F4 = 65537.

Constructor Summary

Constructor	Description
`RSAKeyGenParameterSpec(int keysize, BigInteger publicExponent)`	Constructs a new `RSAKeyGenParameterSpec` object from the given keysize, public-exponent value, and null key parameters.
`RSAKeyGenParameterSpec(int keysize, BigInteger publicExponent, AlgorithmParameterSpec keyParams)`	Constructs a new `RSAKeyGenParameterSpec` object from the given keysize, public-exponent value, and key parameters.

Method Summary

Modifier and Type	Method	Description
`AlgorithmParameterSpec`	`getKeyParams()`	Returns the parameters to be associated with key.
`int`	`getKeysize()`	Returns the keysize.
`BigInteger`	`getPublicExponent()`	Returns the public-exponent value.

Methods declared in class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Modifier and Type	Method	Description
`protected Object`	`clone()`	Creates and returns a copy of this object.
`boolean`	`equals(Object obj)`	Indicates whether some other object is "equal to" this one.
`protected void`	`finalize()`	Deprecated, for removal: This API element is subject to removal in a future version. Finalization is deprecated and subject to removal in a future release.
`final Class<?>`	`getClass()`	Returns the runtime class of this `Object`.
`int`	`hashCode()`	Returns a hash code value for this object.
`final void`	`notify()`	Wakes up a single thread that is waiting on this object's monitor.
`final void`	`notifyAll()`	Wakes up all threads that are waiting on this object's monitor.
`String`	`toString()`	Returns a string representation of the object.
`final void`	`wait()`	Causes the current thread to wait until it is awakened, typically by being notified or interrupted.
`final void`	`wait(long timeoutMillis)`	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
`final void`	`wait(long timeoutMillis, int nanos)`	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.

Field Details

F0

public static final BigInteger F0

The public-exponent value F0 = 3.

F4

public static final BigInteger F4

The public exponent-value F4 = 65537.

Constructor Details

RSAKeyGenParameterSpec

public RSAKeyGenParameterSpec(int keysize, BigInteger publicExponent)

Constructs a new RSAKeyGenParameterSpec object from the given keysize, public-exponent value, and null key parameters.

Parameters:: keysize - the modulus size (specified in number of bits); publicExponent - the public exponent

RSAKeyGenParameterSpec

public RSAKeyGenParameterSpec(int keysize, BigInteger publicExponent, AlgorithmParameterSpec keyParams)

Constructs a new RSAKeyGenParameterSpec object from the given keysize, public-exponent value, and key parameters.

Parameters:: keysize - the modulus size (specified in number of bits); publicExponent - the public exponent; keyParams - the key parameters, may be null
Since:: 11

Method Details

getKeysize

public int getKeysize()

Returns the keysize.

Returns:: the keysize.

getPublicExponent

public BigInteger getPublicExponent()

Returns the public-exponent value.

Returns:: the public-exponent value.

getKeyParams

public AlgorithmParameterSpec getKeyParams()

Returns the parameters to be associated with key.

Returns:: the associated parameters, may be null if not present
Since:: 11

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