http://www.bouncycastle.org/java.html: The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5. 
package org.bouncycastle.crypto.tls;

public class SecurityParameters
{
    byte[] clientRandom = null;
    byte[] serverRandom = null;
    byte[] masterSecret = null;

    public byte[] getClientRandom()
    {
        return clientRandom;
    }

    public byte[] getServerRandom()
    {
        return serverRandom;
    }

    public byte[] getMasterSecret()
    {
        return masterSecret;
    }
}