Reindexer.java

package io.monokkel.utils;

import io.monokkel.factories.ClientFactory;
import org.elasticsearch.action.bulk.BulkRequestBuilder;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.client.Client;
import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.index.query.QueryBuilders;
import org.elasticsearch.index.query.QueryStringQueryBuilder;
import org.elasticsearch.search.SearchHit;

/**
 * Created by tarjei on 14/09/14.
 */
public class Reindexer {

    /**
     * Extremely beta reindexer!
     *
     * @param args
     */
    public static void main(final String[] args) {


        ClientFactory clientFactory = new ClientFactory("localhost", 9300);
        final Client client = clientFactory.buildStandardClientConnectedToOneNode();
        QueryStringQueryBuilder qb = QueryBuilders.queryString("*");

        SearchResponse scrollResp = client.prepareSearch("asite.no").setTypes("snapshot")
                .setScroll(new TimeValue(60000))
                .setQuery(qb)
                .setSize(100).execute().actionGet();

        while (true) {
            if (scrollResp.getHits().getHits().length == 0) {
                break;
            }
            final BulkRequestBuilder bulkRequestBuilder = client.prepareBulk();
            for (SearchHit hit : scrollResp.getHits()) {
                bulkRequestBuilder.add(client.prepareIndex("test_1", "snapshot").setId(hit.getId()).setSource(hit.getSource()));
            }

            final BulkResponse bulkItemResponses = bulkRequestBuilder.execute().actionGet();
            if (bulkItemResponses.hasFailures()) {
                System.out.print(bulkItemResponses.buildFailureMessage());
            }


            scrollResp = client.prepareSearchScroll(scrollResp.getScrollId()).setScroll(new TimeValue(600000)).execute().actionGet();

        }


    }

}