return sendDelta(path, SVNFileUtil.DUMMY_IN, target, consumer, computeChecksum);
return sendDelta(path, SVNFileUtil.DUMMY_IN, 0, target, consumer, computeChecksum);
    public String sendDelta(String path, InputStream target, ISVNDeltaConsumer consumer, boolean computeChecksum) throws SVNException {        return sendDelta(path, SVNFileUtil.DUMMY_IN, target, consumer, computeChecksum);    }