// This is where data will wind up, inside of an index subdir.
_localIndexDir = new File(localSolrHome, "data");
_keepAliveHook = new HadoopKeepAliveHook(progress);
_solrWriter = new SolrWriter(_keepAliveHook, sinkFields, dataDirPropertyName, _localIndexDir.getAbsolutePath(), localSolrCore, maxSegments) { };
}