org.elasticsearch.action.admin.cluster.state.ClusterStateAction Java Examples

protected boolean connect(Collection<InetSocketTransportAddress> addresses, boolean autodiscover) {
    logger.info("trying to connect to {}", addresses);
    client.addTransportAddresses(addresses);
    if (client.connectedNodes() != null) {
        List<DiscoveryNode> nodes = client.connectedNodes();
        if (!nodes.isEmpty()) {
            logger.info("connected to {}", nodes);
            if (autodiscover) {
                logger.info("trying to auto-discover all cluster nodes...");
                ClusterStateRequestBuilder clusterStateRequestBuilder =
                        new ClusterStateRequestBuilder(client, ClusterStateAction.INSTANCE);
                ClusterStateResponse clusterStateResponse = clusterStateRequestBuilder.execute().actionGet();
                DiscoveryNodes discoveryNodes = clusterStateResponse.getState().getNodes();
                client.addDiscoveryNodes(discoveryNodes);
                logger.info("after auto-discovery connected to {}", client.connectedNodes());
            }
            return true;
        }
        return false;
    }
    return false;
}
 

private CompletableFuture<FullHttpResponse> serveJSON(HttpMethod method, ByteBufAllocator alloc) {
    var requestClusterState = new ClusterStateRequest()
        .blocks(true)
        .metaData(false)
        .nodes(false)
        .local(true);
    FutureActionListener<ClusterStateResponse, ClusterStateResponse> listener = new FutureActionListener<>(x -> x);
    client.executeLocally(ClusterStateAction.INSTANCE, requestClusterState, listener);
    return listener.thenApply(resp -> clusterStateRespToHttpResponse(method, resp, alloc, nodeName));
}
 

@Override
public ActionFuture<ClusterStateResponse> state(final ClusterStateRequest request) {
    return execute(ClusterStateAction.INSTANCE, request);
}
 

@Override
public void state(final ClusterStateRequest request, final ActionListener<ClusterStateResponse> listener) {
    execute(ClusterStateAction.INSTANCE, request, listener);
}
 

@Override
public ClusterStateRequestBuilder prepareState() {
    return new ClusterStateRequestBuilder(this, ClusterStateAction.INSTANCE);
}
 

@Override
public ActionFuture<ClusterStateResponse> state(final ClusterStateRequest request) {
    return execute(ClusterStateAction.INSTANCE, request);
}
 

@Override
public ClusterStateRequestBuilder prepareState() {
    return new ClusterStateRequestBuilder(this, ClusterStateAction.INSTANCE);
}
 

static Map<String, ActionHandler<?, ?>> setupActions(List<ActionPlugin> actionPlugins) {
    // Subclass NamedRegistry for easy registration
    class ActionRegistry extends NamedRegistry<ActionHandler<?, ?>> {
        ActionRegistry() {
            super("action");
        }

        public void register(ActionHandler<?, ?> handler) {
            register(handler.getAction().name(), handler);
        }

        public <Request extends TransportRequest, Response extends TransportResponse> void register(
                GenericAction<Request, Response> action, Class<? extends TransportAction<Request, Response>> transportAction,
                Class<?>... supportTransportActions) {
            register(new ActionHandler<>(action, transportAction, supportTransportActions));
        }
    }

    ActionRegistry actions = new ActionRegistry();
    actions.register(ClusterStateAction.INSTANCE, TransportClusterStateAction.class);
    actions.register(ClusterHealthAction.INSTANCE, TransportClusterHealthAction.class);
    actions.register(ClusterUpdateSettingsAction.INSTANCE, TransportClusterUpdateSettingsAction.class);
    actions.register(ClusterRerouteAction.INSTANCE, TransportClusterRerouteAction.class);
    actions.register(PendingClusterTasksAction.INSTANCE, TransportPendingClusterTasksAction.class);
    actions.register(PutRepositoryAction.INSTANCE, TransportPutRepositoryAction.class);
    actions.register(DeleteRepositoryAction.INSTANCE, TransportDeleteRepositoryAction.class);
    actions.register(GetSnapshotsAction.INSTANCE, TransportGetSnapshotsAction.class);
    actions.register(DeleteSnapshotAction.INSTANCE, TransportDeleteSnapshotAction.class);
    actions.register(CreateSnapshotAction.INSTANCE, TransportCreateSnapshotAction.class);
    actions.register(RestoreSnapshotAction.INSTANCE, TransportRestoreSnapshotAction.class);
    actions.register(IndicesStatsAction.INSTANCE, TransportIndicesStatsAction.class);
    actions.register(CreateIndexAction.INSTANCE, TransportCreateIndexAction.class);
    actions.register(ResizeAction.INSTANCE, TransportResizeAction.class);
    actions.register(DeleteIndexAction.INSTANCE, TransportDeleteIndexAction.class);
    actions.register(PutMappingAction.INSTANCE, TransportPutMappingAction.class);
    actions.register(UpdateSettingsAction.INSTANCE, TransportUpdateSettingsAction.class);
    actions.register(PutIndexTemplateAction.INSTANCE, TransportPutIndexTemplateAction.class);
    actions.register(GetIndexTemplatesAction.INSTANCE, TransportGetIndexTemplatesAction.class);
    actions.register(DeleteIndexTemplateAction.INSTANCE, TransportDeleteIndexTemplateAction.class);
    actions.register(RefreshAction.INSTANCE, TransportRefreshAction.class);
    actions.register(SyncedFlushAction.INSTANCE, TransportSyncedFlushAction.class);
    actions.register(ForceMergeAction.INSTANCE, TransportForceMergeAction.class);
    actions.register(UpgradeAction.INSTANCE, TransportUpgradeAction.class);
    actions.register(UpgradeSettingsAction.INSTANCE, TransportUpgradeSettingsAction.class);
    actions.register(RecoveryAction.INSTANCE, TransportRecoveryAction.class);
    actions.register(AddVotingConfigExclusionsAction.INSTANCE, TransportAddVotingConfigExclusionsAction.class);
    actions.register(ClearVotingConfigExclusionsAction.INSTANCE, TransportClearVotingConfigExclusionsAction.class);
    actions.register(NodesStatsAction.INSTANCE, TransportNodesStatsAction.class);

    actionPlugins.stream().flatMap(p -> p.getActions().stream()).forEach(actions::register);

    return unmodifiableMap(actions.getRegistry());
}