org.bouncycastle.crypto.asymmetric

Class AsymmetricXDHPrivateKey

java.lang.Object

org.bouncycastle.crypto.asymmetric.AsymmetricXDHKey

org.bouncycastle.crypto.asymmetric.AsymmetricXDHPrivateKey

All Implemented Interfaces:

javax.security.auth.Destroyable, AsymmetricKey, AsymmetricPrivateKey, Key

public final class AsymmetricXDHPrivateKey
extends AsymmetricXDHKey
implements javax.security.auth.Destroyable, AsymmetricPrivateKey

Edwards Curve Diffie-Hellman (XDH) private keys.

Constructor Summary

Constructors

Constructor and Description
AsymmetricXDHPrivateKey(Algorithm algorithm, byte[] keyData, byte[] publicData)
AsymmetricXDHPrivateKey(byte[] encoding) Construct a key from an encoding of a PrivateKeyInfo.
AsymmetricXDHPrivateKey(PrivateKeyInfo keyInfo) Construct a key from a PrivateKeyInfo.

Method Summary

Modifier and Type	Method and Description
void	destroy()
boolean	equals(java.lang.Object o) Return true if o is an equivalent key to this.
byte[]	getEncoded() Return an ASN.1 encoding of the key wrapped in a PrivateKeyInfo or a SubjectPublicKeyInfo structure.
byte[]	getPublicData()
byte[]	getSecret()
int	hashCode() Return the hashCode for the key.
boolean	isDestroyed()
protected void	zeroize()

Methods inherited from class org.bouncycastle.crypto.asymmetric.AsymmetricXDHKey

checkApprovedOnlyModeStatus, getAlgorithm, isThreadCorrectMode

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.bouncycastle.crypto.Key

getAlgorithm

Constructor Detail

AsymmetricXDHPrivateKey

public AsymmetricXDHPrivateKey(Algorithm algorithm,
                               byte[] keyData,
                               byte[] publicData)

AsymmetricXDHPrivateKey

public AsymmetricXDHPrivateKey(byte[] encoding)
                        throws java.io.IOException

Construct a key from an encoding of a PrivateKeyInfo.

Parameters:

encoding - the DER encoding of the key.

Throws:

java.io.IOException

AsymmetricXDHPrivateKey

public AsymmetricXDHPrivateKey(PrivateKeyInfo keyInfo)
                        throws java.io.IOException

Construct a key from a PrivateKeyInfo.

Parameters:

keyInfo - the PrivateKeyInfo containing the key.

Throws:

java.io.IOException

Method Detail

getSecret

public byte[] getSecret()

getPublicData

public byte[] getPublicData()

getEncoded

public byte[] getEncoded()

Description copied from interface: AsymmetricKey

Return an ASN.1 encoding of the key wrapped in a PrivateKeyInfo or a SubjectPublicKeyInfo structure.

Specified by:

getEncoded in interface AsymmetricKey

Returns:

an encoding of a PrivateKeyInfo or a SubjectPublicKeyInfo structure.

zeroize

protected void zeroize()

Overrides:

zeroize in class AsymmetricXDHKey

destroy

public void destroy()

Specified by:

destroy in interface javax.security.auth.Destroyable

isDestroyed

public boolean isDestroyed()

Specified by:

isDestroyed in interface javax.security.auth.Destroyable

equals

public boolean equals(java.lang.Object o)

Description copied from interface: Key

Return true if o is an equivalent key to this.

Specified by:

equals in interface Key

Overrides:

equals in class java.lang.Object

Parameters:

o - object to compare to.

Returns:

true if o is the same or equivalent key, false otherwise.

hashCode

public int hashCode()

Description copied from interface: Key

Return the hashCode for the key.

Specified by:

hashCode in interface Key

Overrides:

hashCode in class java.lang.Object

Returns:

the key's hashCode.