this.closed = true;
            try {
                doCloseInternal();
            }
            finally {
                this.next = null;
                this.treeHandle.release();
            }
        }
    }


    /**
     * 
     */
    protected abstract void doCloseInternal () throws CIFSException;


    /**
     * {@inheritDoc}
     *

    @Override
    protected boolean isDone () {
        return this.response.isEndOfSearch();
    }


    /**
     * @throws CIFSException
     */
    @Override
    protected void doCloseInternal () throws CIFSException {
        try {
            @SuppressWarnings ( "resource" )
            SmbTreeHandleImpl th = getTreeHandle();
            if ( this.response != null ) {

     */
    @Override
    protected boolean isDone () {
        return false;
    }


    /**
     * @throws CIFSException
     */
    @Override
    protected void doCloseInternal () throws CIFSException {
        try {
            @SuppressWarnings ( "resource" )
            SmbTreeHandleImpl th = getTreeHandle();
            if ( this.fileId != null && th.isConnected() ) {