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

    Constructors
    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()
    Answers a new instance of the same class as the receiver, whose slots have been filled in with the values in the slots of the receiver.
    boolean
    equals(Object o)
    Compares the argument to the receiver, and answers true if they represent the same object using a class specific comparison.
    protected void
    finalize()
    Deprecated, for removal: This API element is subject to removal in a future version.
    May cause performance issues, deadlocks and hangs.
    final Class<? extends Object>
    getClass()
    Answers the unique instance of java.lang.Class which represents the class of the receiver.
    int
    hashCode()
    Answers an integer hash code for the receiver.
    final void
    notify()
    Causes one thread which is waiting on the receiver to be made ready to run.
    final void
    notifyAll()
    Causes all threads which are waiting on the receiver to be made ready to run.
    String
    toString()
    Answers a string containing a concise, human-readable description of the receiver.
    final void
    wait()
    Causes the thread which sent this message to be made not ready to run pending some change in the receiver (as indicated by notify or notifyAll).
    final void
    wait(long time)
    Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.
    final void
    wait(long time, int frac)
    Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.

  • 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