org.elasticsearch.action.deletebyquery.DeleteByQueryResponse Maven / Gradle / Ivy

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/*
 * 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.action.deletebyquery;

import org.elasticsearch.action.ActionResponse;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.rest.RestStatus;

import java.io.IOException;
import java.util.Iterator;
import java.util.Map;

import static com.google.common.collect.Maps.newHashMap;

/**
 * The response of delete by query action. Holds the {@link IndexDeleteByQueryResponse}s from all the
 * different indices.
 *
 * @deprecated Delete by query will be removed in 2.0.  Instead, use the scroll/scan API to find all matching IDs and then issue a bulk
 * request to delete them.
 */
@Deprecated
public class DeleteByQueryResponse extends ActionResponse implements Iterable {

    private Map indices = newHashMap();

    DeleteByQueryResponse() {

    }

    @Override
    public Iterator iterator() {
        return indices.values().iterator();
    }

    /**
     * The responses from all the different indices.
     */
    public Map getIndices() {
        return indices;
    }

    /**
     * The response of a specific index.
     */
    public IndexDeleteByQueryResponse getIndex(String index) {
        return indices.get(index);
    }

    public RestStatus status() {
        RestStatus status = RestStatus.OK;
        for (IndexDeleteByQueryResponse indexResponse : indices.values()) {
            if (indexResponse.getFailedShards() > 0) {
                RestStatus indexStatus = indexResponse.getFailures()[0].status();
                if (indexResponse.getFailures().length > 1) {
                    for (int i = 1; i < indexResponse.getFailures().length; i++) {
                        if (indexResponse.getFailures()[i].status().getStatus() >= 500) {
                            indexStatus = indexResponse.getFailures()[i].status();
                        }
                    }
                }
                if (status.getStatus() < indexStatus.getStatus()) {
                    status = indexStatus;
                }
            }
        }
        return status;
    }

    @Override
    public void readFrom(StreamInput in) throws IOException {
        super.readFrom(in);
        int size = in.readVInt();
        for (int i = 0; i < size; i++) {
            IndexDeleteByQueryResponse response = new IndexDeleteByQueryResponse();
            response.readFrom(in);
            indices.put(response.getIndex(), response);
        }
    }

    @Override
    public void writeTo(StreamOutput out) throws IOException {
        super.writeTo(out);
        out.writeVInt(indices.size());
        for (IndexDeleteByQueryResponse indexResponse : indices.values()) {
            indexResponse.writeTo(out);
        }
    }
}