/*
* 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.action.admin.indices.upgrade.post;
import org.elasticsearch.Version;
import org.elasticsearch.action.ActionRequestValidationException;
import org.elasticsearch.action.support.master.AcknowledgedRequest;
import org.elasticsearch.common.collect.Tuple;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import java.io.IOException;
import java.util.Map;
import static com.google.common.collect.Maps.newHashMap;
import static org.elasticsearch.action.ValidateActions.addValidationError;
/**
* Request for an update index settings action
*/
public class UpgradeSettingsRequest extends AcknowledgedRequest<UpgradeSettingsRequest> {
private Map<String, Tuple<Version, String>> versions;
public UpgradeSettingsRequest() {
}
/**
* Constructs a new request to update minimum compatible version settings for one or more indices
*
* @param versions a map from index name to elasticsearch version, oldest lucene segment version tuple
*/
public UpgradeSettingsRequest(Map<String, Tuple<Version, String>> versions) {
this.versions = versions;
}
@Override
public ActionRequestValidationException validate() {
ActionRequestValidationException validationException = null;
if (versions.isEmpty()) {
validationException = addValidationError("no indices to update", validationException);
}
return validationException;
}
Map<String, Tuple<Version, String>> versions() {
return versions;
}
/**
* Sets the index versions to be updated
*/
public UpgradeSettingsRequest versions(Map<String, Tuple<Version, String>> versions) {
this.versions = versions;
return this;
}
@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
int size = in.readVInt();
versions = newHashMap();
for (int i=0; i<size; i++) {
String index = in.readString();
Version upgradeVersion = Version.readVersion(in);
String oldestLuceneSegment = in.readString();
versions.put(index, new Tuple<>(upgradeVersion, oldestLuceneSegment));
}
readTimeout(in);
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeVInt(versions.size());
for(Map.Entry<String, Tuple<Version, String>> entry : versions.entrySet()) {
out.writeString(entry.getKey());
Version.writeVersion(entry.getValue().v1(), out);
out.writeString(entry.getValue().v2());
}
writeTimeout(out);
}
}