org.elasticsearch.action.admin.cluster.reroute.ClusterRerouteRequestBuilder Maven / Gradle / Ivy

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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.action.admin.cluster.reroute;

import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.support.master.AcknowledgedRequestBuilder;
import org.elasticsearch.client.ClusterAdminClient;
import org.elasticsearch.cluster.routing.allocation.command.AllocationCommand;
import org.elasticsearch.common.bytes.BytesReference;

/**
 * Builder for a cluster reroute request
 */
public class ClusterRerouteRequestBuilder extends AcknowledgedRequestBuilder {

    public ClusterRerouteRequestBuilder(ClusterAdminClient clusterClient) {
        super(clusterClient, new ClusterRerouteRequest());
    }

    /**
     * Adds allocation commands to be applied to the cluster. Note, can be empty, in which case
     * will simply run a simple "reroute".
     */
    public ClusterRerouteRequestBuilder add(AllocationCommand... commands) {
        request.add(commands);
        return this;
    }

    /**
     * Sets a dry run flag (defaults to false) allowing to run the commands without
     * actually applying them to the cluster state, and getting the resulting cluster state back.
     */
    public ClusterRerouteRequestBuilder setDryRun(boolean dryRun) {
        request.dryRun(dryRun);
        return this;
    }

    /**
     * Sets the explain flag (defaults to false). If true, the
     * request will include an explanation in addition to the cluster state.
     */
    public ClusterRerouteRequestBuilder setExplain(boolean explain) {
        request.explain(explain);
        return this;
    }

    /**
     * Sets the source for the request
     */
    public ClusterRerouteRequestBuilder setSource(BytesReference source) throws Exception {
        request.source(source);
        return this;
    }

    @Override
    protected void doExecute(ActionListener listener) {
        client.reroute(request, listener);
    }
}