@Override
        public CredentialsInternal clone() {
            // For testing purposes, return this instance (allowed by return type)
            return this;
        }

        @Override
        public SSPContext createContext(CIFSContext tc, String targetDomain, String host, byte[] initialToken, boolean doSigning)
                throws SmbException {
            // Not used within these tests

     *
     * {@inheritDoc}
     *
     * @see jcifs.smb.CredentialsInternal#createContext(jcifs.CIFSContext, java.lang.String, java.lang.String, byte[],
     *      boolean)
     */
    @Override
    public SSPContext createContext(CIFSContext tc, String targetDomain, String host, byte[] initialToken, boolean doSigning)
            throws SmbException {
        checkNotClosed();

        // Check if authentication has expired