}
    }


    @Override
    public DfsReferralDataImpl next () {
        return this.next;
    }


    /**
     * 
     * @param dr
     */
    @Override
    public void append ( DfsReferralDataInternal dr ) {
        DfsReferralDataImpl dri = (DfsReferralDataImpl) dr;
        dri.next = this.next;
        this.next = dri;
    }


    /**

        final String hostname = "foo";
        final String root = "dfs";
        final String path = "\\bla\\";

        DfsImpl dfs = new DfsImpl(context);

        DfsReferralDataImpl dr = new DfsReferralDataImpl() {

            @Override
            public int getPathConsumed () {
                return 2 + hostname.length() + root.length() + path.length();
            }

import jcifs.DfsResolver;
import jcifs.SmbTransport;
import jcifs.internal.dfs.DfsReferralDataImpl;
import jcifs.internal.dfs.DfsReferralDataInternal;


/**
 * Caching DFS resolver implementation
 * 
 * @internal
 */
public class DfsImpl implements DfsResolver {

    private static final DfsReferralDataImpl NEGATIVE_ENTRY = new DfsReferralDataImpl();

    private static class CacheEntry <T> {

        long expiration;