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## org.bouncycastle.crypto.agreement
Class DHBasicAgreement

    java.lang.Object
      org.bouncycastle.crypto.agreement.DHBasicAgreement

All Implemented Interfaces:
  BasicAgreement

public class DHBasicAgreement
extends java.lang.Object
implements BasicAgreement

a Diffie-Hellman key agreement class.

note: This is only the basic algorithm, it doesn't take advantage of long term public keys if they are available. See the DHAgreement class for a "better" implementation.

Constructor Summary
`DHBasicAgreement()`

Method Summary
`java.math.BigInteger` | `calculateAgreement(CipherParameters pubKey)` given a short term public key from a given party calculate the next message in the agreement sequence.
`void` | `init(CipherParameters param)` initialise the agreement engine.

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### DHBasicAgreement

    public DHBasicAgreement()

Method Detail

### init

    public void init(CipherParameters param)

  Description copied from interface: `BasicAgreement`
  initialise the agreement engine.

  Specified by:
    `init` in interface `BasicAgreement`

### calculateAgreement

    public java.math.BigInteger calculateAgreement(CipherParameters pubKey)

  given a short term public key from a given party calculate the next message in the agreement sequence.

  Specified by:
    `calculateAgreement` in interface `BasicAgreement`

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