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

Method Summary

Modifier and Type	Method	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

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.