Module java.base
Package javax.crypto.interfaces

## Interface DHPrivateKey

- All Superinterfaces:
    `Destroyable`, `DHKey`, `Key`, `PrivateKey`, `Serializable`

      public interface DHPrivateKey
      extends DHKey, PrivateKey

  The interface to a Diffie-Hellman private key.
  Since:
    1.4
  See Also:
    `DHKey`, `DHPublicKey`

- - ### Field Summary

    Fields
    Modifier and Type | Field | Description
    --- | --- | ---
    `static long` | `serialVersionUID` | Deprecated. A `serialVersionUID` field in an interface is ineffectual.

  - ### Method Summary

    Modifier and Type | Method | Description
    --- | --- | ---
    `BigInteger` | `getX()` | Returns the private value, `x`.

    - ### Methods declared in interface javax.security.auth.Destroyable

      `destroy, isDestroyed`

    - ### Methods declared in interface javax.crypto.interfaces.DHKey

      `getParams`

    - ### Methods declared in interface java.security.Key

      `getAlgorithm, getEncoded, getFormat`

- - ### Field Detail

    - #### serialVersionUID

          @Deprecated
          static final long serialVersionUID

      Deprecated.
      A `serialVersionUID` field in an interface is ineffectual. Do not use; no replacement.
      The class fingerprint that is set to indicate serialization compatibility since J2SE 1.4.
      See Also:
        Constant Field Values

  - ### Method Detail

    - #### getX

          BigInteger getX()

      Returns the private value, `x`.
      Returns:
        the private value, `x`