IKeyAgreementParty

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gnu.javax.crypto.key
Interface IKeyAgreementParty

All Known Implementing Classes:: BaseKeyAgreementParty

public interface IKeyAgreementParty

The visible methods of an key agreement protocol participating party.

Method Summary

byte[] getSharedSecret()
          Returns the byte array containing the shared secret as generated by this party.

void init(java.util.Map attributes)
          Sets up the instance to operate with specific attributes.

boolean isComplete()
          Returns true if the party in the key agreement protocol exchange has completed its part of the exchange.

java.lang.String name()
          Returns the canonical name of the key agreement protocol.

OutgoingMessage processMessage(IncomingMessage in)
          Processes an incoming message at one end, generating a message that will be processed by the other party(ies).

void reset()
          Resets this instance for re-use with another set of attributes.

Method Detail

name

public java.lang.String name()

Returns the canonical name of the key agreement protocol.

init

public void init(java.util.Map attributes)
          throws KeyAgreementException

Sets up the instance to operate with specific attributes.

processMessage

public OutgoingMessage processMessage(IncomingMessage in)
                               throws KeyAgreementException

Processes an incoming message at one end, generating a message that will be processed by the other party(ies).

isComplete

public boolean isComplete()

Returns true if the party in the key agreement protocol exchange has completed its part of the exchange. If this is the case an java.lang.IllegalStateException is thrown for any method invocation except init() or reset().

getSharedSecret

public byte[] getSharedSecret()
                       throws KeyAgreementException

Returns the byte array containing the shared secret as generated by this party.

reset

public void reset()

Resets this instance for re-use with another set of attributes.