/*
* Licensed to CRATE Technology GmbH ("Crate") under one or more contributor
* license agreements. See the NOTICE file distributed with this work for
* additional information regarding copyright ownership. Crate 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.
*
* However, if you have executed another commercial license agreement
* with Crate these terms will supersede the license and you may use the
* software solely pursuant to the terms of the relevant commercial agreement.
*/
package io.crate.executor.transport.task.elasticsearch;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.SettableFuture;
import io.crate.executor.Task;
import io.crate.executor.TaskResult;
import io.crate.planner.node.ddl.ESClusterUpdateSettingsNode;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.admin.cluster.settings.ClusterUpdateSettingsRequest;
import org.elasticsearch.action.admin.cluster.settings.ClusterUpdateSettingsResponse;
import org.elasticsearch.action.admin.cluster.settings.TransportClusterUpdateSettingsAction;
import java.util.Arrays;
import java.util.List;
import java.util.Locale;
public class ESClusterUpdateSettingsTask implements Task<TaskResult> {
private final List<ListenableFuture<TaskResult>> results;
private final TransportClusterUpdateSettingsAction transport;
private final ClusterUpdateSettingsRequest request;
private final ActionListener<ClusterUpdateSettingsResponse> listener;
public ESClusterUpdateSettingsTask(TransportClusterUpdateSettingsAction transport,
ESClusterUpdateSettingsNode node) {
this.transport = transport;
final SettableFuture<TaskResult> result = SettableFuture.create();
results = Arrays.<ListenableFuture<TaskResult>>asList(result);
request = new ClusterUpdateSettingsRequest();
request.persistentSettings(node.persistentSettings());
request.transientSettings(node.transientSettings());
if (node.persistentSettingsToRemove() != null) {
request.persistentSettingsToRemove(node.persistentSettingsToRemove());
}
if (node.transientSettingsToRemove() != null) {
request.transientSettingsToRemove(node.transientSettingsToRemove());
}
listener = new ClusterUpdateSettingsResponseListener(result);
}
static class ClusterUpdateSettingsResponseListener implements ActionListener<ClusterUpdateSettingsResponse> {
private final SettableFuture<TaskResult> result;
public ClusterUpdateSettingsResponseListener(SettableFuture<TaskResult> result) {
this.result = result;
}
@Override
public void onResponse(ClusterUpdateSettingsResponse response) {
result.set(TaskResult.ONE_ROW);
}
@Override
public void onFailure(Throwable e) {
result.setException(e);
}
}
@Override
public void start() {
transport.execute(request, listener);
}
@Override
public List<ListenableFuture<TaskResult>> result() {
return results;
}
@Override
public void upstreamResult(List<ListenableFuture<TaskResult>> result) {
throw new UnsupportedOperationException(
String.format(Locale.ENGLISH, "upstreamResult not supported on %s",
getClass().getSimpleName()));
}
}