Class DHPublicKeySpec

java.lang.Object

javax.crypto.spec.DHPublicKeySpec

All Implemented Interfaces:: KeySpec

public class DHPublicKeySpec extends Object implements KeySpec

This class specifies a Diffie-Hellman public key with its associated parameters.

Note that this class does not perform any validation on specified parameters. Thus, the specified values are returned directly even if they are null.

Since:

1.4

See Also:

Constructor Summary

Constructor	Description
`DHPublicKeySpec(BigInteger y, BigInteger p, BigInteger g)`	Constructor that takes a public value `y`, a prime modulus `p`, and a base generator `g`.

Method Summary

Modifier and Type	Method	Description
`BigInteger`	`getG()`	Returns the base generator `g`.
`BigInteger`	`getP()`	Returns the prime modulus `p`.
`BigInteger`	`getY()`	Returns the public value `y`.

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.

Constructor Details

DHPublicKeySpec

public DHPublicKeySpec(BigInteger y, BigInteger p, BigInteger g)

Constructor that takes a public value y, a prime modulus p, and a base generator g.

Parameters:: y - public value y; p - prime modulus p; g - base generator g

Method Details

getY

public BigInteger getY()

Returns the public value y.

Returns:: the public value y

getP

public BigInteger getP()

Returns the prime modulus p.

Returns:: the prime modulus p

getG

public BigInteger getG()

Returns the base generator g.

Returns:: the base generator g

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