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/*
* Licensed to ElasticSearch and Shay Banon 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.ActionListener;
import org.elasticsearch.action.WriteConsistencyLevel;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.action.support.replication.ReplicationType;
import org.elasticsearch.action.update.UpdateRequest;
import org.elasticsearch.action.update.UpdateResponse;
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.common.xcontent.XContentBuilderString;
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 java.util.Map;
import static org.elasticsearch.rest.RestRequest.Method.POST;
import static org.elasticsearch.rest.RestStatus.CREATED;
import static org.elasticsearch.rest.RestStatus.OK;
/**
*/
public class RestUpdateAction extends BaseRestHandler {
@Inject
public RestUpdateAction(Settings settings, Client client, RestController controller) {
super(settings, client);
controller.registerHandler(POST, "/{index}/{type}/{id}/_update", this);
}
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
UpdateRequest updateRequest = new UpdateRequest(request.param("index"), request.param("type"), request.param("id"));
updateRequest.listenerThreaded(false);
updateRequest.routing(request.param("routing"));
updateRequest.parent(request.param("parent")); // order is important, set it after routing, so it will set the routing
updateRequest.timeout(request.paramAsTime("timeout", updateRequest.timeout()));
updateRequest.refresh(request.paramAsBoolean("refresh", updateRequest.refresh()));
String replicationType = request.param("replication");
if (replicationType != null) {
updateRequest.replicationType(ReplicationType.fromString(replicationType));
}
String consistencyLevel = request.param("consistency");
if (consistencyLevel != null) {
updateRequest.consistencyLevel(WriteConsistencyLevel.fromString(consistencyLevel));
}
updateRequest.percolate(request.param("percolate", null));
updateRequest.docAsUpsert(request.paramAsBoolean("doc_as_upsert", updateRequest.docAsUpsert()));
updateRequest.script(request.param("script"));
updateRequest.scriptLang(request.param("lang"));
for (Map.Entry entry : request.params().entrySet()) {
if (entry.getKey().startsWith("sp_")) {
updateRequest.addScriptParam(entry.getKey().substring(3), entry.getValue());
}
}
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()));
// see if we have it in the body
if (request.hasContent()) {
try {
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.paramAsTime("ttl", null).millis());
}
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.paramAsTime("ttl", null).millis());
}
doc.version(RestActions.parseVersion(request));
doc.versionType(VersionType.fromString(request.param("version_type"), doc.versionType()));
}
} catch (Exception e) {
try {
channel.sendResponse(new XContentThrowableRestResponse(request, e));
} catch (IOException e1) {
logger.warn("Failed to send response", e1);
}
return;
}
}
client.update(updateRequest, new ActionListener() {
@Override
public void onResponse(UpdateResponse response) {
try {
XContentBuilder builder = RestXContentBuilder.restContentBuilder(request);
builder.startObject()
.field(Fields.OK, true)
.field(Fields._INDEX, response.getIndex())
.field(Fields._TYPE, response.getType())
.field(Fields._ID, response.getId())
.field(Fields._VERSION, response.getVersion());
if (response.getGetResult() != null) {
builder.startObject(Fields.GET);
response.getGetResult().toXContentEmbedded(builder, request);
builder.endObject();
}
if (response.getMatches() != null) {
builder.startArray(Fields.MATCHES);
for (String match : response.getMatches()) {
builder.value(match);
}
builder.endArray();
}
builder.endObject();
RestStatus status = OK;
if (response.getVersion() == 1) {
status = CREATED;
}
channel.sendResponse(new XContentRestResponse(request, status, builder));
} catch (Throwable e) {
onFailure(e);
}
}
@Override
public void onFailure(Throwable e) {
try {
channel.sendResponse(new XContentThrowableRestResponse(request, e));
} catch (IOException e1) {
logger.error("Failed to send failure response", e1);
}
}
});
}
static final class Fields {
static final XContentBuilderString OK = new XContentBuilderString("ok");
static final XContentBuilderString _INDEX = new XContentBuilderString("_index");
static final XContentBuilderString _TYPE = new XContentBuilderString("_type");
static final XContentBuilderString _ID = new XContentBuilderString("_id");
static final XContentBuilderString _VERSION = new XContentBuilderString("_version");
static final XContentBuilderString MATCHES = new XContentBuilderString("matches");
static final XContentBuilderString GET = new XContentBuilderString("get");
}
}
