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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.client;

import org.elasticsearch.action.*;
import org.elasticsearch.action.admin.cluster.ClusterAction;
import org.elasticsearch.action.admin.cluster.health.ClusterHealthRequest;
import org.elasticsearch.action.admin.cluster.health.ClusterHealthRequestBuilder;
import org.elasticsearch.action.admin.cluster.health.ClusterHealthResponse;
import org.elasticsearch.action.admin.cluster.node.hotthreads.NodesHotThreadsRequest;
import org.elasticsearch.action.admin.cluster.node.hotthreads.NodesHotThreadsRequestBuilder;
import org.elasticsearch.action.admin.cluster.node.hotthreads.NodesHotThreadsResponse;
import org.elasticsearch.action.admin.cluster.node.info.NodesInfoRequest;
import org.elasticsearch.action.admin.cluster.node.info.NodesInfoRequestBuilder;
import org.elasticsearch.action.admin.cluster.node.info.NodesInfoResponse;
import org.elasticsearch.action.admin.cluster.node.restart.NodesRestartRequest;
import org.elasticsearch.action.admin.cluster.node.restart.NodesRestartRequestBuilder;
import org.elasticsearch.action.admin.cluster.node.restart.NodesRestartResponse;
import org.elasticsearch.action.admin.cluster.node.shutdown.NodesShutdownRequest;
import org.elasticsearch.action.admin.cluster.node.shutdown.NodesShutdownRequestBuilder;
import org.elasticsearch.action.admin.cluster.node.shutdown.NodesShutdownResponse;
import org.elasticsearch.action.admin.cluster.node.stats.NodesStatsRequest;
import org.elasticsearch.action.admin.cluster.node.stats.NodesStatsRequestBuilder;
import org.elasticsearch.action.admin.cluster.node.stats.NodesStatsResponse;
import org.elasticsearch.action.admin.cluster.repositories.delete.DeleteRepositoryRequest;
import org.elasticsearch.action.admin.cluster.repositories.delete.DeleteRepositoryRequestBuilder;
import org.elasticsearch.action.admin.cluster.repositories.delete.DeleteRepositoryResponse;
import org.elasticsearch.action.admin.cluster.repositories.get.GetRepositoriesRequest;
import org.elasticsearch.action.admin.cluster.repositories.get.GetRepositoriesRequestBuilder;
import org.elasticsearch.action.admin.cluster.repositories.get.GetRepositoriesResponse;
import org.elasticsearch.action.admin.cluster.repositories.put.PutRepositoryRequest;
import org.elasticsearch.action.admin.cluster.repositories.put.PutRepositoryRequestBuilder;
import org.elasticsearch.action.admin.cluster.repositories.put.PutRepositoryResponse;
import org.elasticsearch.action.admin.cluster.reroute.ClusterRerouteRequest;
import org.elasticsearch.action.admin.cluster.reroute.ClusterRerouteRequestBuilder;
import org.elasticsearch.action.admin.cluster.reroute.ClusterRerouteResponse;
import org.elasticsearch.action.admin.cluster.settings.ClusterUpdateSettingsRequest;
import org.elasticsearch.action.admin.cluster.settings.ClusterUpdateSettingsRequestBuilder;
import org.elasticsearch.action.admin.cluster.settings.ClusterUpdateSettingsResponse;
import org.elasticsearch.action.admin.cluster.shards.ClusterSearchShardsRequest;
import org.elasticsearch.action.admin.cluster.shards.ClusterSearchShardsRequestBuilder;
import org.elasticsearch.action.admin.cluster.shards.ClusterSearchShardsResponse;
import org.elasticsearch.action.admin.cluster.snapshots.create.CreateSnapshotRequest;
import org.elasticsearch.action.admin.cluster.snapshots.create.CreateSnapshotRequestBuilder;
import org.elasticsearch.action.admin.cluster.snapshots.create.CreateSnapshotResponse;
import org.elasticsearch.action.admin.cluster.snapshots.delete.DeleteSnapshotRequest;
import org.elasticsearch.action.admin.cluster.snapshots.delete.DeleteSnapshotRequestBuilder;
import org.elasticsearch.action.admin.cluster.snapshots.delete.DeleteSnapshotResponse;
import org.elasticsearch.action.admin.cluster.snapshots.get.GetSnapshotsRequest;
import org.elasticsearch.action.admin.cluster.snapshots.get.GetSnapshotsRequestBuilder;
import org.elasticsearch.action.admin.cluster.snapshots.get.GetSnapshotsResponse;
import org.elasticsearch.action.admin.cluster.snapshots.restore.RestoreSnapshotRequest;
import org.elasticsearch.action.admin.cluster.snapshots.restore.RestoreSnapshotRequestBuilder;
import org.elasticsearch.action.admin.cluster.snapshots.restore.RestoreSnapshotResponse;
import org.elasticsearch.action.admin.cluster.snapshots.status.SnapshotsStatusRequest;
import org.elasticsearch.action.admin.cluster.snapshots.status.SnapshotsStatusRequestBuilder;
import org.elasticsearch.action.admin.cluster.snapshots.status.SnapshotsStatusResponse;
import org.elasticsearch.action.admin.cluster.state.ClusterStateRequest;
import org.elasticsearch.action.admin.cluster.state.ClusterStateRequestBuilder;
import org.elasticsearch.action.admin.cluster.state.ClusterStateResponse;
import org.elasticsearch.action.admin.cluster.stats.ClusterStatsRequest;
import org.elasticsearch.action.admin.cluster.stats.ClusterStatsRequestBuilder;
import org.elasticsearch.action.admin.cluster.stats.ClusterStatsResponse;
import org.elasticsearch.action.admin.cluster.tasks.PendingClusterTasksRequest;
import org.elasticsearch.action.admin.cluster.tasks.PendingClusterTasksRequestBuilder;
import org.elasticsearch.action.admin.cluster.tasks.PendingClusterTasksResponse;

/**
 * Administrative actions/operations against indices.
 *
 * @see AdminClient#cluster()
 */
public interface ClusterAdminClient {

    > ActionFuture execute(final ClusterAction action, final Request request);

    > void execute(final ClusterAction action, final Request request, ActionListener listener);

    > RequestBuilder prepareExecute(final ClusterAction action);

    /**
     * The health of the cluster.
     *
     * @param request The cluster state request
     * @return The result future
     * @see Requests#clusterHealthRequest(String...)
     */
    ActionFuture health(ClusterHealthRequest request);

    /**
     * The health of the cluster.
     *
     * @param request  The cluster state request
     * @param listener A listener to be notified with a result
     * @see Requests#clusterHealthRequest(String...)
     */
    void health(ClusterHealthRequest request, ActionListener listener);

    /**
     * The health of the cluster.
     */
    ClusterHealthRequestBuilder prepareHealth(String... indices);

    /**
     * The state of the cluster.
     *
     * @param request The cluster state request.
     * @return The result future
     * @see Requests#clusterStateRequest()
     */
    ActionFuture state(ClusterStateRequest request);

    /**
     * The state of the cluster.
     *
     * @param request  The cluster state request.
     * @param listener A listener to be notified with a result
     * @see Requests#clusterStateRequest()
     */
    void state(ClusterStateRequest request, ActionListener listener);

    /**
     * The state of the cluster.
     */
    ClusterStateRequestBuilder prepareState();

    /**
     * Updates settings in the cluster.
     */
    ActionFuture updateSettings(ClusterUpdateSettingsRequest request);

    /**
     * Update settings in the cluster.
     */
    void updateSettings(ClusterUpdateSettingsRequest request, ActionListener listener);

    /**
     * Update settings in the cluster.
     */
    ClusterUpdateSettingsRequestBuilder prepareUpdateSettings();

    /**
     * Reroutes allocation of shards. Advance API.
     */
    ActionFuture reroute(ClusterRerouteRequest request);

    /**
     * Reroutes allocation of shards. Advance API.
     */
    void reroute(ClusterRerouteRequest request, ActionListener listener);

    /**
     * Update settings in the cluster.
     */
    ClusterRerouteRequestBuilder prepareReroute();

    /**
     * Nodes info of the cluster.
     *
     * @param request The nodes info request
     * @return The result future
     * @see org.elasticsearch.client.Requests#nodesInfoRequest(String...)
     */
    ActionFuture nodesInfo(NodesInfoRequest request);

    /**
     * Nodes info of the cluster.
     *
     * @param request  The nodes info request
     * @param listener A listener to be notified with a result
     * @see org.elasticsearch.client.Requests#nodesInfoRequest(String...)
     */
    void nodesInfo(NodesInfoRequest request, ActionListener listener);

    /**
     * Nodes info of the cluster.
     */
    NodesInfoRequestBuilder prepareNodesInfo(String... nodesIds);

    /**
     * Cluster wide aggregated stats.
     *
     * @param request The cluster stats request
     * @return The result future
     * @see org.elasticsearch.client.Requests#clusterStatsRequest
     */
    ActionFuture clusterStats(ClusterStatsRequest request);

    /**
     * Cluster wide aggregated stats
     *
     * @param request  The cluster stats request
     * @param listener A listener to be notified with a result
     * @see org.elasticsearch.client.Requests#clusterStatsRequest()
     */
    void clusterStats(ClusterStatsRequest request, ActionListener listener);

    ClusterStatsRequestBuilder prepareClusterStats();

    /**
     * Nodes stats of the cluster.
     *
     * @param request The nodes stats request
     * @return The result future
     * @see org.elasticsearch.client.Requests#nodesStatsRequest(String...)
     */
    ActionFuture nodesStats(NodesStatsRequest request);

    /**
     * Nodes stats of the cluster.
     *
     * @param request  The nodes info request
     * @param listener A listener to be notified with a result
     * @see org.elasticsearch.client.Requests#nodesStatsRequest(String...)
     */
    void nodesStats(NodesStatsRequest request, ActionListener listener);

    /**
     * Nodes stats of the cluster.
     */
    NodesStatsRequestBuilder prepareNodesStats(String... nodesIds);

    ActionFuture nodesHotThreads(NodesHotThreadsRequest request);

    void nodesHotThreads(NodesHotThreadsRequest request, ActionListener listener);

    NodesHotThreadsRequestBuilder prepareNodesHotThreads(String... nodesIds);

    /**
     * Shutdown nodes in the cluster.
     *
     * @param request The nodes shutdown request
     * @return The result future
     * @see org.elasticsearch.client.Requests#nodesShutdownRequest(String...)
     */
    ActionFuture nodesShutdown(NodesShutdownRequest request);

    /**
     * Shutdown nodes in the cluster.
     *
     * @param request  The nodes shutdown request
     * @param listener A listener to be notified with a result
     * @see org.elasticsearch.client.Requests#nodesShutdownRequest(String...)
     */
    void nodesShutdown(NodesShutdownRequest request, ActionListener listener);

    /**
     * Shutdown nodes in the cluster.
     */
    NodesShutdownRequestBuilder prepareNodesShutdown(String... nodesIds);

    /**
     * Restarts nodes in the cluster.
     *
     * @param request The nodes restart request
     * @return The result future
     * @see org.elasticsearch.client.Requests#nodesRestartRequest(String...)
     */
    ActionFuture nodesRestart(NodesRestartRequest request);

    /**
     * Restarts nodes in the cluster.
     *
     * @param request  The nodes restart request
     * @param listener A listener to be notified with a result
     * @see org.elasticsearch.client.Requests#nodesRestartRequest(String...)
     */
    void nodesRestart(NodesRestartRequest request, ActionListener listener);

    /**
     * Restarts nodes in the cluster.
     */
    NodesRestartRequestBuilder prepareNodesRestart(String... nodesIds);

    /**
     * Returns list of shards the given search would be executed on.
     */
    ActionFuture searchShards(ClusterSearchShardsRequest request);

    /**
     * Returns list of shards the given search would be executed on.
     */
    void searchShards(ClusterSearchShardsRequest request, ActionListener listener);

    /**
     * Returns list of shards the given search would be executed on.
     */
    ClusterSearchShardsRequestBuilder prepareSearchShards();

    /**
     * Returns list of shards the given search would be executed on.
     */
    ClusterSearchShardsRequestBuilder prepareSearchShards(String... indices);

    /**
     * Registers a snapshot repository.
     */
    ActionFuture putRepository(PutRepositoryRequest request);

    /**
     * Registers a snapshot repository.
     */
    void putRepository(PutRepositoryRequest request, ActionListener listener);

    /**
     * Registers a snapshot repository.
     */
    PutRepositoryRequestBuilder preparePutRepository(String name);

    /**
     * Unregisters a repository.
     */
    ActionFuture deleteRepository(DeleteRepositoryRequest request);

    /**
     * Unregisters a repository.
     */
    void deleteRepository(DeleteRepositoryRequest request, ActionListener listener);

    /**
     * Unregisters a repository.
     */
    DeleteRepositoryRequestBuilder prepareDeleteRepository(String name);

    /**
     * Gets repositories.
     */
    ActionFuture getRepositories(GetRepositoriesRequest request);

    /**
     * Gets repositories.
     */
    void getRepositories(GetRepositoriesRequest request, ActionListener listener);

    /**
     * Gets repositories.
     */
    GetRepositoriesRequestBuilder prepareGetRepositories(String... name);

    /**
     * Creates a new snapshot.
     */
    ActionFuture createSnapshot(CreateSnapshotRequest request);

    /**
     * Creates a new snapshot.
     */
    void createSnapshot(CreateSnapshotRequest request, ActionListener listener);

    /**
     * Creates a new snapshot.
     */
    CreateSnapshotRequestBuilder prepareCreateSnapshot(String repository, String name);

    /**
     * Get snapshot.
     */
    ActionFuture getSnapshots(GetSnapshotsRequest request);

    /**
     * Get snapshot.
     */
    void getSnapshots(GetSnapshotsRequest request, ActionListener listener);

    /**
     * Get snapshot.
     */
    GetSnapshotsRequestBuilder prepareGetSnapshots(String repository);

    /**
     * Delete snapshot.
     */
    ActionFuture deleteSnapshot(DeleteSnapshotRequest request);

    /**
     * Delete snapshot.
     */
    void deleteSnapshot(DeleteSnapshotRequest request, ActionListener listener);

    /**
     * Delete snapshot.
     */
    DeleteSnapshotRequestBuilder prepareDeleteSnapshot(String repository, String snapshot);

    /**
     * Restores a snapshot.
     */
    ActionFuture restoreSnapshot(RestoreSnapshotRequest request);

    /**
     * Restores a snapshot.
     */
    void restoreSnapshot(RestoreSnapshotRequest request, ActionListener listener);

    /**
     * Restores a snapshot.
     */
    RestoreSnapshotRequestBuilder prepareRestoreSnapshot(String repository, String snapshot);

    /**
     * Returns a list of the pending cluster tasks, that are scheduled to be executed. This includes operations
     * that update the cluster state (for example, a create index operation)
     */
    void pendingClusterTasks(PendingClusterTasksRequest request, ActionListener listener);

    /**
     * Returns a list of the pending cluster tasks, that are scheduled to be executed. This includes operations
     * that update the cluster state (for example, a create index operation)
     */
    ActionFuture pendingClusterTasks(PendingClusterTasksRequest request);

    /**
     * Returns a list of the pending cluster tasks, that are scheduled to be executed. This includes operations
     * that update the cluster state (for example, a create index operation)
     */
    PendingClusterTasksRequestBuilder preparePendingClusterTasks();

    /**
     * Get snapshot status.
     */
    ActionFuture snapshotsStatus(SnapshotsStatusRequest request);

    /**
     * Get snapshot status.
     */
    void snapshotsStatus(SnapshotsStatusRequest request, ActionListener listener);

    /**
     * Get snapshot status.
     */
    SnapshotsStatusRequestBuilder prepareSnapshotStatus(String repository);

    /**
     * Get snapshot status.
     */
    SnapshotsStatusRequestBuilder prepareSnapshotStatus();

}




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