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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.update;
import org.elasticsearch.action.WriteConsistencyLevel;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.action.update.UpdateRequest;
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.index.VersionType;
import org.elasticsearch.rest.BaseRestHandler;
import org.elasticsearch.rest.RestChannel;
import org.elasticsearch.rest.RestController;
import org.elasticsearch.rest.RestRequest;
import org.elasticsearch.rest.action.support.RestActions;
import org.elasticsearch.rest.action.support.RestStatusToXContentListener;
import org.elasticsearch.script.Script;
import org.elasticsearch.script.ScriptParameterParser;
import org.elasticsearch.script.ScriptParameterParser.ScriptParameterValue;
import java.util.HashMap;
import java.util.Map;
import static org.elasticsearch.rest.RestRequest.Method.POST;
/**
*/
public class RestUpdateAction extends BaseRestHandler {
@Inject
public RestUpdateAction(Settings settings, RestController controller, Client client) {
super(settings, controller, client);
controller.registerHandler(POST, "/{index}/{type}/{id}/_update", this);
}
@Override
public void handleRequest(final RestRequest request, final RestChannel channel, final Client client) throws Exception {
UpdateRequest updateRequest = new UpdateRequest(request.param("index"), request.param("type"), request.param("id"));
updateRequest.routing(request.param("routing"));
updateRequest.parent(request.param("parent"));
updateRequest.timeout(request.paramAsTime("timeout", updateRequest.timeout()));
updateRequest.refresh(request.paramAsBoolean("refresh", updateRequest.refresh()));
String consistencyLevel = request.param("consistency");
if (consistencyLevel != null) {
updateRequest.consistencyLevel(WriteConsistencyLevel.fromString(consistencyLevel));
}
updateRequest.docAsUpsert(request.paramAsBoolean("doc_as_upsert", updateRequest.docAsUpsert()));
ScriptParameterParser scriptParameterParser = new ScriptParameterParser();
scriptParameterParser.parseParams(request);
ScriptParameterValue scriptValue = scriptParameterParser.getDefaultScriptParameterValue();
if (scriptValue != null) {
Map<String, Object> scriptParams = new HashMap<>();
for (Map.Entry<String, String> entry : request.params().entrySet()) {
if (entry.getKey().startsWith("sp_")) {
scriptParams.put(entry.getKey().substring(3), entry.getValue());
}
}
updateRequest.script(new Script(scriptValue.script(), scriptValue.scriptType(), scriptParameterParser.lang(), scriptParams));
}
String sField = request.param("fields");
if (sField != null) {
String[] sFields = Strings.splitStringByCommaToArray(sField);
if (sFields != null) {
updateRequest.fields(sFields);
}
}
updateRequest.retryOnConflict(request.paramAsInt("retry_on_conflict", updateRequest.retryOnConflict()));
updateRequest.version(RestActions.parseVersion(request));
updateRequest.versionType(VersionType.fromString(request.param("version_type"), updateRequest.versionType()));
// see if we have it in the body
if (request.hasContent()) {
updateRequest.source(request.content());
IndexRequest upsertRequest = updateRequest.upsertRequest();
if (upsertRequest != null) {
upsertRequest.routing(request.param("routing"));
upsertRequest.parent(request.param("parent")); // order is important, set it after routing, so it will set the routing
upsertRequest.timestamp(request.param("timestamp"));
if (request.hasParam("ttl")) {
upsertRequest.ttl(request.param("ttl"));
}
upsertRequest.version(RestActions.parseVersion(request));
upsertRequest.versionType(VersionType.fromString(request.param("version_type"), upsertRequest.versionType()));
}
IndexRequest doc = updateRequest.doc();
if (doc != null) {
doc.routing(request.param("routing"));
doc.parent(request.param("parent")); // order is important, set it after routing, so it will set the routing
doc.timestamp(request.param("timestamp"));
if (request.hasParam("ttl")) {
doc.ttl(request.param("ttl"));
}
doc.version(RestActions.parseVersion(request));
doc.versionType(VersionType.fromString(request.param("version_type"), doc.versionType()));
}
}
client.update(updateRequest, new RestStatusToXContentListener<>(channel));
}
}
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