/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.index.reindex;
import org.elasticsearch.ExceptionsHelper;
import org.elasticsearch.action.bulk.BulkItemResponse.Failure;
import org.elasticsearch.index.reindex.ScrollableHitSource.SearchFailure;
import org.elasticsearch.common.xcontent.ToXContent;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.rest.BytesRestResponse;
import org.elasticsearch.rest.RestChannel;
import org.elasticsearch.rest.RestResponse;
import org.elasticsearch.rest.RestStatus;
import org.elasticsearch.rest.action.RestBuilderListener;
import java.util.Map;
/**
* RestBuilderListener that returns higher than 200 status if there are any failures and allows to set XContent.Params.
*/
public class BulkIndexByScrollResponseContentListener extends RestBuilderListener<BulkByScrollResponse> {
private final Map<String, String> params;
public BulkIndexByScrollResponseContentListener(RestChannel channel, Map<String, String> params) {
super(channel);
this.params = params;
}
@Override
public RestResponse buildResponse(BulkByScrollResponse response, XContentBuilder builder) throws Exception {
builder.startObject();
response.toXContent(builder, new ToXContent.DelegatingMapParams(params, channel.request()));
builder.endObject();
return new BytesRestResponse(getStatus(response), builder);
}
private RestStatus getStatus(BulkByScrollResponse response) {
/*
* Return the highest numbered rest status under the assumption that higher numbered statuses are "more error" and thus more
* interesting to the user.
*/
RestStatus status = RestStatus.OK;
if (response.isTimedOut()) {
status = RestStatus.REQUEST_TIMEOUT;
}
for (Failure failure : response.getBulkFailures()) {
if (failure.getStatus().getStatus() > status.getStatus()) {
status = failure.getStatus();
}
}
for (SearchFailure failure: response.getSearchFailures()) {
RestStatus failureStatus = ExceptionsHelper.status(failure.getReason());
if (failureStatus.getStatus() > status.getStatus()) {
status = failureStatus;
}
}
return status;
}
}