Examples with Module org.elasticsearch.common.inject.Module used on opensource projects

Example 1 with Module

use of org.elasticsearch.common.inject.Module in project crate by crate.

the class PluginLoader method loadModuleReferences.

private List<OnModuleReference> loadModuleReferences(Plugin plugin) {
    List<OnModuleReference> list = Lists.newArrayList();
    for (Method method : plugin.getClass().getDeclaredMethods()) {
        if (!method.getName().equals("onModule")) {
            continue;
        }
        if (method.getParameterTypes().length == 0 || method.getParameterTypes().length > 1) {
            logger.warn("Plugin: {} implementing onModule with no parameters or more than one parameter", plugin.name());
            continue;
        }
        Class moduleClass = method.getParameterTypes()[0];
        if (!Module.class.isAssignableFrom(moduleClass)) {
            logger.warn("Plugin: {} implementing onModule by the type is not of Module type {}", plugin.name(), moduleClass);
            continue;
        }
        method.setAccessible(true);
        //noinspection unchecked
        list.add(new OnModuleReference(moduleClass, method));
    }
    return list;
}

Example 2 with Module

use of org.elasticsearch.common.inject.Module in project elasticsearch by elastic.

the class TransportClient method buildTemplate.

private static ClientTemplate buildTemplate(Settings providedSettings, Settings defaultSettings, Collection<Class<? extends Plugin>> plugins, HostFailureListener failureListner) {
    if (Node.NODE_NAME_SETTING.exists(providedSettings) == false) {
        providedSettings = Settings.builder().put(providedSettings).put(Node.NODE_NAME_SETTING.getKey(), "_client_").build();
    }
    final PluginsService pluginsService = newPluginService(providedSettings, plugins);
    final Settings settings = Settings.builder().put(defaultSettings).put(pluginsService.updatedSettings()).build();
    final List<Closeable> resourcesToClose = new ArrayList<>();
    final ThreadPool threadPool = new ThreadPool(settings);
    resourcesToClose.add(() -> ThreadPool.terminate(threadPool, 10, TimeUnit.SECONDS));
    final NetworkService networkService = new NetworkService(settings, Collections.emptyList());
    try {
        final List<Setting<?>> additionalSettings = new ArrayList<>();
        final List<String> additionalSettingsFilter = new ArrayList<>();
        additionalSettings.addAll(pluginsService.getPluginSettings());
        additionalSettingsFilter.addAll(pluginsService.getPluginSettingsFilter());
        for (final ExecutorBuilder<?> builder : threadPool.builders()) {
            additionalSettings.addAll(builder.getRegisteredSettings());
        }
        SettingsModule settingsModule = new SettingsModule(settings, additionalSettings, additionalSettingsFilter);
        SearchModule searchModule = new SearchModule(settings, true, pluginsService.filterPlugins(SearchPlugin.class));
        List<NamedWriteableRegistry.Entry> entries = new ArrayList<>();
        entries.addAll(NetworkModule.getNamedWriteables());
        entries.addAll(searchModule.getNamedWriteables());
        entries.addAll(ClusterModule.getNamedWriteables());
        entries.addAll(pluginsService.filterPlugins(Plugin.class).stream().flatMap(p -> p.getNamedWriteables().stream()).collect(Collectors.toList()));
        NamedWriteableRegistry namedWriteableRegistry = new NamedWriteableRegistry(entries);
        NamedXContentRegistry xContentRegistry = new NamedXContentRegistry(Stream.of(searchModule.getNamedXContents().stream(), pluginsService.filterPlugins(Plugin.class).stream().flatMap(p -> p.getNamedXContent().stream())).flatMap(Function.identity()).collect(toList()));
        ModulesBuilder modules = new ModulesBuilder();
        // plugin modules must be added here, before others or we can get crazy injection errors...
        for (Module pluginModule : pluginsService.createGuiceModules()) {
            modules.add(pluginModule);
        }
        modules.add(b -> b.bind(ThreadPool.class).toInstance(threadPool));
        ActionModule actionModule = new ActionModule(true, settings, null, settingsModule.getIndexScopedSettings(), settingsModule.getClusterSettings(), settingsModule.getSettingsFilter(), threadPool, pluginsService.filterPlugins(ActionPlugin.class), null, null);
        modules.add(actionModule);
        CircuitBreakerService circuitBreakerService = Node.createCircuitBreakerService(settingsModule.getSettings(), settingsModule.getClusterSettings());
        resourcesToClose.add(circuitBreakerService);
        BigArrays bigArrays = new BigArrays(settings, circuitBreakerService);
        resourcesToClose.add(bigArrays);
        modules.add(settingsModule);
        NetworkModule networkModule = new NetworkModule(settings, true, pluginsService.filterPlugins(NetworkPlugin.class), threadPool, bigArrays, circuitBreakerService, namedWriteableRegistry, xContentRegistry, networkService, null);
        final Transport transport = networkModule.getTransportSupplier().get();
        final TransportService transportService = new TransportService(settings, transport, threadPool, networkModule.getTransportInterceptor(), boundTransportAddress -> DiscoveryNode.createLocal(settings, new TransportAddress(TransportAddress.META_ADDRESS, 0), UUIDs.randomBase64UUID()), null);
        modules.add((b -> {
            b.bind(BigArrays.class).toInstance(bigArrays);
            b.bind(PluginsService.class).toInstance(pluginsService);
            b.bind(CircuitBreakerService.class).toInstance(circuitBreakerService);
            b.bind(NamedWriteableRegistry.class).toInstance(namedWriteableRegistry);
            b.bind(Transport.class).toInstance(transport);
            b.bind(TransportService.class).toInstance(transportService);
            b.bind(NetworkService.class).toInstance(networkService);
        }));
        Injector injector = modules.createInjector();
        final TransportClientNodesService nodesService = new TransportClientNodesService(settings, transportService, threadPool, failureListner == null ? (t, e) -> {
        } : failureListner);
        final TransportProxyClient proxy = new TransportProxyClient(settings, transportService, nodesService, actionModule.getActions().values().stream().map(x -> x.getAction()).collect(Collectors.toList()));
        List<LifecycleComponent> pluginLifecycleComponents = new ArrayList<>();
        pluginLifecycleComponents.addAll(pluginsService.getGuiceServiceClasses().stream().map(injector::getInstance).collect(Collectors.toList()));
        resourcesToClose.addAll(pluginLifecycleComponents);
        transportService.start();
        transportService.acceptIncomingRequests();
        ClientTemplate transportClient = new ClientTemplate(injector, pluginLifecycleComponents, nodesService, proxy, namedWriteableRegistry);
        resourcesToClose.clear();
        return transportClient;
    } finally {
        IOUtils.closeWhileHandlingException(resourcesToClose);
    }
}

Example 3 with Module

use of org.elasticsearch.common.inject.Module in project crate by crate.

the class TestGlobalSysExpressions method prepare.

@Before
public void prepare() throws Exception {
    Injector injector = new ModulesBuilder().add(new SysClusterExpressionModule()).add((Module) binder -> {
        binder.bind(ClusterService.class).toInstance(new NoopClusterService());
        binder.bind(Settings.class).toInstance(Settings.EMPTY);
        binder.bind(ClusterName.class).toInstance(new ClusterName("cluster"));
        binder.bind(ClusterReferenceResolver.class).asEagerSingleton();
    }).createInjector();
    resolver = injector.getInstance(ClusterReferenceResolver.class);
}

Example 4 with Module

use of org.elasticsearch.common.inject.Module in project crate by crate.

the class BlobPlugin method nodeModules.

@Override
public Collection<Module> nodeModules() {
    if (settings.getAsBoolean("node.client", false)) {
        return Collections.emptyList();
    }
    Collection<Module> modules = new ArrayList<>(2);
    modules.add(new BlobModule());
    modules.add(new BlobIndicesModule());
    return modules;
}

Example 5 with Module

use of org.elasticsearch.common.inject.Module in project crate by crate.

the class PluginLoaderPlugin method nodeModules.

@Override
public Collection<Module> nodeModules() {
    Collection<Module> modules = new ArrayList<>();
    modules.add(new PluginLoaderModule(settings, pluginLoader));
    modules.addAll(pluginLoader.nodeModules());
    modules.addAll(sqlPlugin.nodeModules());
    return modules;
}