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org.elasticsearch.rest.action.percolate.RestPercolateAction Maven / Gradle / Ivy
/*
* 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.percolate;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.get.GetRequest;
import org.elasticsearch.action.percolate.PercolateRequest;
import org.elasticsearch.action.percolate.PercolateResponse;
import org.elasticsearch.action.support.IndicesOptions;
import org.elasticsearch.action.support.broadcast.BroadcastOperationThreading;
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.common.xcontent.XContentBuilder;
import org.elasticsearch.index.VersionType;
import org.elasticsearch.rest.*;
import org.elasticsearch.rest.action.support.RestActions;
import org.elasticsearch.rest.action.support.RestXContentBuilder;
import java.io.IOException;
import static org.elasticsearch.rest.RestRequest.Method.GET;
import static org.elasticsearch.rest.RestRequest.Method.POST;
import static org.elasticsearch.rest.RestStatus.OK;
/**
*
*/
public class RestPercolateAction extends BaseRestHandler {
@Inject
public RestPercolateAction(Settings settings, Client client, RestController controller) {
super(settings, client);
controller.registerHandler(GET, "/{index}/{type}/_percolate", this);
controller.registerHandler(POST, "/{index}/{type}/_percolate", this);
RestPercolateExistingDocHandler existingDocHandler = new RestPercolateExistingDocHandler();
controller.registerHandler(GET, "/{index}/{type}/{id}/_percolate", existingDocHandler);
controller.registerHandler(POST, "/{index}/{type}/{id}/_percolate", existingDocHandler);
RestCountPercolateDocHandler countHandler = new RestCountPercolateDocHandler();
controller.registerHandler(GET, "/{index}/{type}/_percolate/count", countHandler);
controller.registerHandler(POST, "/{index}/{type}/_percolate/count", countHandler);
RestCountPercolateExistingDocHandler countExistingDocHandler = new RestCountPercolateExistingDocHandler();
controller.registerHandler(GET, "/{index}/{type}/{id}/_percolate/count", countExistingDocHandler);
controller.registerHandler(POST, "/{index}/{type}/{id}/_percolate/count", countExistingDocHandler);
}
void parseDocPercolate(PercolateRequest percolateRequest, RestRequest restRequest, RestChannel restChannel) {
percolateRequest.indices(Strings.splitStringByCommaToArray(restRequest.param("index")));
percolateRequest.documentType(restRequest.param("type"));
percolateRequest.routing(restRequest.param("routing"));
percolateRequest.preference(restRequest.param("preference"));
percolateRequest.source(restRequest.content(), restRequest.contentUnsafe());
percolateRequest.routing(restRequest.param("routing"));
percolateRequest.preference(restRequest.param("preference"));
percolateRequest.indicesOptions(IndicesOptions.fromRequest(restRequest, percolateRequest.indicesOptions()));
executePercolate(percolateRequest, restRequest, restChannel);
}
void parseExistingDocPercolate(PercolateRequest percolateRequest, RestRequest restRequest, RestChannel restChannel) {
String index = restRequest.param("index");
String type = restRequest.param("type");
percolateRequest.indices(Strings.splitStringByCommaToArray(restRequest.param("percolate_index", index)));
percolateRequest.documentType(restRequest.param("percolate_type", type));
GetRequest getRequest = new GetRequest(index, type,
restRequest.param("id"));
getRequest.routing(restRequest.param("routing"));
getRequest.preference(restRequest.param("preference"));
getRequest.refresh(restRequest.paramAsBoolean("refresh", getRequest.refresh()));
getRequest.realtime(restRequest.paramAsBooleanOptional("realtime", null));
getRequest.version(RestActions.parseVersion(restRequest));
getRequest.versionType(VersionType.fromString(restRequest.param("version_type"), getRequest.versionType()));
percolateRequest.getRequest(getRequest);
percolateRequest.routing(restRequest.param("percolate_routing"));
percolateRequest.preference(restRequest.param("percolate_preference"));
percolateRequest.source(restRequest.content(), restRequest.contentUnsafe());
percolateRequest.routing(restRequest.param("percolate_routing"));
percolateRequest.preference(restRequest.param("percolate_preference"));
percolateRequest.indicesOptions(IndicesOptions.fromRequest(restRequest, percolateRequest.indicesOptions()));
executePercolate(percolateRequest, restRequest, restChannel);
}
void executePercolate(final PercolateRequest percolateRequest, final RestRequest restRequest, final RestChannel restChannel) {
// we just send a response, no need to fork
percolateRequest.listenerThreaded(false);
if (restRequest.hasParam("operation_threading")) {
BroadcastOperationThreading operationThreading = BroadcastOperationThreading.fromString(restRequest.param("operation_threading"), null);
if (operationThreading == BroadcastOperationThreading.NO_THREADS) {
// don't do work on the network thread
operationThreading = BroadcastOperationThreading.SINGLE_THREAD;
}
percolateRequest.operationThreading(operationThreading);
}
client.percolate(percolateRequest, new ActionListener() {
@Override
public void onResponse(PercolateResponse response) {
try {
XContentBuilder builder = RestXContentBuilder.restContentBuilder(restRequest);
response.toXContent(builder, restRequest);
restChannel.sendResponse(new XContentRestResponse(restRequest, OK, builder));
} catch (Throwable e) {
onFailure(e);
}
}
@Override
public void onFailure(Throwable e) {
try {
restChannel.sendResponse(new XContentThrowableRestResponse(restRequest, e));
} catch (IOException e1) {
logger.error("Failed to send failure response", e1);
}
}
});
}
@Override
public void handleRequest(RestRequest restRequest, RestChannel restChannel) {
PercolateRequest percolateRequest = new PercolateRequest();
parseDocPercolate(percolateRequest, restRequest, restChannel);
}
final class RestCountPercolateDocHandler implements RestHandler {
@Override
public void handleRequest(RestRequest restRequest, RestChannel restChannel) {
PercolateRequest percolateRequest = new PercolateRequest();
percolateRequest.onlyCount(true);
parseDocPercolate(percolateRequest, restRequest, restChannel);
}
}
final class RestPercolateExistingDocHandler implements RestHandler {
@Override
public void handleRequest(RestRequest restRequest, RestChannel restChannel) {
PercolateRequest percolateRequest = new PercolateRequest();
parseExistingDocPercolate(percolateRequest, restRequest, restChannel);
}
}
final class RestCountPercolateExistingDocHandler implements RestHandler {
@Override
public void handleRequest(RestRequest restRequest, RestChannel restChannel) {
PercolateRequest percolateRequest = new PercolateRequest();
percolateRequest.onlyCount(true);
parseExistingDocPercolate(percolateRequest, restRequest, restChannel);
}
}
}