org.elasticsearch.rest.action.document.RestMultiTermVectorsAction Maven / Gradle / Ivy

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/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

package org.elasticsearch.rest.action.document;

import org.elasticsearch.action.termvectors.MultiTermVectorsRequest;
import org.elasticsearch.action.termvectors.TermVectorsRequest;
import org.elasticsearch.client.node.NodeClient;
import org.elasticsearch.common.Strings;
import org.elasticsearch.common.logging.DeprecationCategory;
import org.elasticsearch.common.logging.DeprecationLogger;
import org.elasticsearch.index.mapper.MapperService;
import org.elasticsearch.rest.BaseRestHandler;
import org.elasticsearch.rest.RestRequest;
import org.elasticsearch.rest.action.RestToXContentListener;

import java.io.IOException;
import java.util.List;

import static java.util.Arrays.asList;
import static java.util.Collections.unmodifiableList;
import static org.elasticsearch.rest.RestRequest.Method.GET;
import static org.elasticsearch.rest.RestRequest.Method.POST;

public class RestMultiTermVectorsAction extends BaseRestHandler {
    private static final DeprecationLogger deprecationLogger = DeprecationLogger.getLogger(RestTermVectorsAction.class);
    static final String TYPES_DEPRECATION_MESSAGE = "[types removal] " + "Specifying types in multi term vector requests is deprecated.";

    @Override
    public List routes() {
        return unmodifiableList(
            asList(
                new Route(GET, "/_mtermvectors"),
                new Route(POST, "/_mtermvectors"),
                new Route(GET, "/{index}/_mtermvectors"),
                new Route(POST, "/{index}/_mtermvectors"),
                // Deprecated typed endpoints.
                new Route(GET, "/{index}/{type}/_mtermvectors"),
                new Route(POST, "/{index}/{type}/_mtermvectors")
            )
        );
    }

    @Override
    public String getName() {
        return "document_multi_term_vectors_action";
    }

    @Override
    public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client) throws IOException {
        MultiTermVectorsRequest multiTermVectorsRequest = new MultiTermVectorsRequest();
        TermVectorsRequest template = new TermVectorsRequest().index(request.param("index"));

        if (request.hasParam("type")) {
            deprecationLogger.critical(DeprecationCategory.TYPES, "mtermvectors_with_types", TYPES_DEPRECATION_MESSAGE);
            template.type(request.param("type"));
        } else {
            template.type(MapperService.SINGLE_MAPPING_NAME);
        }

        RestTermVectorsAction.readURIParameters(template, request);
        multiTermVectorsRequest.ids(Strings.commaDelimitedListToStringArray(request.param("ids")));
        request.withContentOrSourceParamParserOrNull(p -> multiTermVectorsRequest.add(template, p));

        return channel -> client.multiTermVectors(multiTermVectorsRequest, new RestToXContentListener<>(channel));
    }

}