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 to JDK 1.8.
  • The Legion of the Bouncy Castle Inc. 
package org.bouncycastle.crypto.tls;

import java.io.IOException;

public class AbstractTlsCipherFactory
    implements TlsCipherFactory
{
    public TlsCipher createCipher(TlsContext context, int encryptionAlgorithm, int macAlgorithm)
        throws IOException
    {
        throw new TlsFatalAlert(AlertDescription.internal_error);
    }
}