de.flexiprovider.core.dsa
Class DSAPrivateKey

java.lang.Object
  |
  +--de.flexiprovider.api.keys.PrivateKey
        |
        +--de.flexiprovider.core.dsa.interfaces.DSAPrivateKey
              |
              +--de.flexiprovider.core.dsa.DSAPrivateKey

All Implemented Interfaces:

DSAKey, java.security.interfaces.DSAKey, java.security.interfaces.DSAPrivateKey, Key, java.security.Key, java.security.PrivateKey, java.io.Serializable

public class DSAPrivateKey

extends DSAPrivateKey

This class implements the DSAPrivateKey interface.

Author:

Thomas Wahrenbruch

See Also:

Serialized Form

Fields inherited from interface java.security.interfaces.DSAPrivateKey

serialVersionUID

Constructor Summary

protected	DSAPrivateKey(DSAPrivateKeySpec keySpec) Construct a DSA private key from the given key specification (used by the DSAKeyFactory).
protected	DSAPrivateKey(FlexiBigInt x, DSAParams params) Construct a DSA private key with the specified parameters (used by the DSAKeyPairGenerator).

Method Summary

boolean	equals(java.lang.Object obj)
java.lang.String	getAlgorithm() This function returns the name of the corresponding algorithm "DSA".
protected codec.asn1.ASN1Type	getAlgParams()
protected byte[]	getKeyData()
protected codec.asn1.ASN1ObjectIdentifier	getOID()
DSAParams	getParameters() This function returns the DSA parameters.
FlexiBigInt	getValueX() This function returns the secret exponent x.
int	hashCode()
java.lang.String	toString() Returns a human readable form of the key.

Methods inherited from class de.flexiprovider.core.dsa.interfaces.DSAPrivateKey

getParams, getX

Methods inherited from class de.flexiprovider.api.keys.PrivateKey

getEncoded, getFormat

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.security.Key

getEncoded, getFormat

Constructor Detail

DSAPrivateKey

protected DSAPrivateKey(FlexiBigInt x,
                        DSAParams params)

Construct a DSA private key with the specified parameters (used by the DSAKeyPairGenerator).

Parameters:

x - the secret exponent.

params - the DSA parameters.

DSAPrivateKey

protected DSAPrivateKey(DSAPrivateKeySpec keySpec)

Construct a DSA private key from the given key specification (used by the DSAKeyFactory).

Parameters:

keySpec - the key specification

Method Detail

getAlgorithm

public java.lang.String getAlgorithm()

This function returns the name of the corresponding algorithm "DSA".

Returns:

"DSA".

getParameters

public DSAParams getParameters()

This function returns the DSA parameters.

Returns:

the DSA parameters.

getValueX

public FlexiBigInt getValueX()

This function returns the secret exponent x.

Overrides:

getValueX in class DSAPrivateKey

Returns:

the secret exponent x.

toString

public java.lang.String toString()

Returns a human readable form of the key.

Overrides:

toString in class java.lang.Object

Returns:

a human readable form of the key.

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

getOID

protected codec.asn1.ASN1ObjectIdentifier getOID()

Overrides:

getOID in class PrivateKey

Returns:

the OID to encode in the SubjectPublicKeyInfo structure

getAlgParams

protected codec.asn1.ASN1Type getAlgParams()

Overrides:

getAlgParams in class PrivateKey

Returns:

the algorithm parameters to encode in the SubjectPublicKeyInfo structure

getKeyData

protected byte[] getKeyData()

Overrides:

getKeyData in class PrivateKey

Returns:

the keyData to encode in the SubjectPublicKeyInfo structure