public class NdrBuffer {

    private int referent;
    private Map<Object, Entry> referents;

    private static class Entry {

        public Entry ( int referent, Object obj ) {
            this.referent = referent;
            this.obj = obj;
        }

        final int referent;

        @SuppressWarnings ( "unused" )
        private final Object obj;
    }

    public byte[] buf;
    public int start;