org.apache.commons.ssl.util
Class PublicKeyDeriver

java.lang.Object
  org.apache.commons.ssl.util.PublicKeyDeriver

public class PublicKeyDeriver

extends java.lang.Object

Utility class for deriving a public key from a given private key.

Since:

November 14th, 2007

Author:

Chad La Joie

Constructor Summary

PublicKeyDeriver()

Method Summary

static java.security.PublicKey

derivePublicKey(java.security.PrivateKey key) Utility method for deriving a public key from a given private key.

Methods inherited from class java.lang.Object

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

Constructor Detail

PublicKeyDeriver

public PublicKeyDeriver()

Method Detail

derivePublicKey

public static java.security.PublicKey derivePublicKey(java.security.PrivateKey key)
                                               throws java.security.GeneralSecurityException

Utility method for deriving a public key from a given private key.

Parameters:

key - private key for which we need a public key (DSA or RSA).

Returns:

the corresponding public key

Throws:

java.security.GeneralSecurityException - if it didn't work