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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.rest.action.admin.indices.exists.types;
import org.elasticsearch.action.admin.indices.exists.types.TypesExistsRequest;
import org.elasticsearch.action.admin.indices.exists.types.TypesExistsResponse;
import org.elasticsearch.action.support.IndicesOptions;
import org.elasticsearch.client.Client;
import org.elasticsearch.common.Strings;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.rest.*;
import org.elasticsearch.rest.action.support.RestResponseListener;
import static org.elasticsearch.rest.RestRequest.Method.HEAD;
import static org.elasticsearch.rest.RestStatus.NOT_FOUND;
import static org.elasticsearch.rest.RestStatus.OK;
/**
* Rest api for checking if a type exists.
*/
public class RestTypesExistsAction extends BaseRestHandler {
@Inject
public RestTypesExistsAction(Settings settings, RestController controller, Client client) {
super(settings, controller, client);
controller.registerHandler(HEAD, "/{index}/{type}", this);
}
@Override
public void handleRequest(final RestRequest request, final RestChannel channel, final Client client) {
TypesExistsRequest typesExistsRequest = new TypesExistsRequest(
Strings.splitStringByCommaToArray(request.param("index")), Strings.splitStringByCommaToArray(request.param("type"))
);
typesExistsRequest.listenerThreaded(false);
typesExistsRequest.local(request.paramAsBoolean("local", typesExistsRequest.local()));
typesExistsRequest.indicesOptions(IndicesOptions.fromRequest(request, typesExistsRequest.indicesOptions()));
client.admin().indices().typesExists(typesExistsRequest, new RestResponseListener<TypesExistsResponse>(channel) {
@Override
public RestResponse buildResponse(TypesExistsResponse response) throws Exception {
if (response.isExists()) {
return new BytesRestResponse(OK);
} else {
return new BytesRestResponse(NOT_FOUND);
}
}
});
}
}