Package net.i2p.crypto.elgamal.impl

Class ElGamalPublicKeyImpl

java.lang.Object

net.i2p.crypto.elgamal.impl.ElGamalPublicKeyImpl

All Implemented Interfaces:

Serializable, Key, PublicKey, DHKey, DHPublicKey, ElGamalKey, ElGamalPublicKey

public class ElGamalPublicKeyImpl
extends Object
implements ElGamalPublicKey, DHPublicKey

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
ElGamalPublicKeyImpl(BigInteger y, ElGamalParameterSpec elSpec)
ElGamalPublicKeyImpl(X509EncodedKeySpec spec)
ElGamalPublicKeyImpl(DHPublicKey key)
ElGamalPublicKeyImpl(DHPublicKeySpec spec)
ElGamalPublicKeyImpl(ElGamalPublicKey key)
ElGamalPublicKeyImpl(ElGamalPublicKeySpec spec)

Method Summary

Modifier and Type	Method	Description
String	getAlgorithm()
byte[]	getEncoded()
String	getFormat()
ElGamalParameterSpec	getParameters()
DHParameterSpec	getParams()
BigInteger	getY()
(package private) static int	spaceFor(int val)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ElGamalPublicKeyImpl

public ElGamalPublicKeyImpl(ElGamalPublicKeySpec spec)

ElGamalPublicKeyImpl

public ElGamalPublicKeyImpl(DHPublicKeySpec spec)

ElGamalPublicKeyImpl

public ElGamalPublicKeyImpl(ElGamalPublicKey key)

ElGamalPublicKeyImpl

public ElGamalPublicKeyImpl(DHPublicKey key)

ElGamalPublicKeyImpl

public ElGamalPublicKeyImpl(BigInteger y,
 ElGamalParameterSpec elSpec)

ElGamalPublicKeyImpl

public ElGamalPublicKeyImpl(X509EncodedKeySpec spec)
                     throws InvalidKeySpecException

Throws:

InvalidKeySpecException

Method Details

getAlgorithm

public String getAlgorithm()

Specified by:

getAlgorithm in interface Key

getFormat

public String getFormat()

Specified by:

getFormat in interface Key

getEncoded

public byte[] getEncoded()

Specified by:

getEncoded in interface Key

spaceFor

static int spaceFor(int val)

Parameters:

val - the length of the value, 65535 max

Returns:

the length of the TLV

getParameters

public ElGamalParameterSpec getParameters()

Specified by:

getParameters in interface ElGamalKey

getParams

public DHParameterSpec getParams()

Specified by:

getParams in interface DHKey

getY

public BigInteger getY()

Specified by:

getY in interface DHPublicKey

Specified by:

getY in interface ElGamalPublicKey