Examples with Singleton com.google.inject.Singleton used on opensource projects

Example 21 with Singleton

use of com.google.inject.Singleton in project gerrit by GerritCodeReview.

the class SshAddressesModule method getAdvertisedAddresses.

@Provides
@Singleton
@SshAdvertisedAddresses
List<String> getAdvertisedAddresses(@GerritServerConfig Config cfg, @SshListenAddresses List<SocketAddress> listen) {
    String[] want = cfg.getStringList("sshd", null, "advertisedaddress");
    if (want.length > 0) {
        return Arrays.asList(want);
    }
    List<InetSocketAddress> pub = new ArrayList<>();
    List<InetSocketAddress> local = new ArrayList<>();
    for (SocketAddress addr : listen) {
        if (addr instanceof InetSocketAddress) {
            InetSocketAddress inetAddr = (InetSocketAddress) addr;
            if (inetAddr.getAddress().isLoopbackAddress()) {
                local.add(inetAddr);
            } else {
                pub.add(inetAddr);
            }
        }
    }
    if (pub.isEmpty()) {
        pub = local;
    }
    List<String> adv = Lists.newArrayListWithCapacity(pub.size());
    for (InetSocketAddress addr : pub) {
        adv.add(SocketUtil.format(addr, IANA_SSH_PORT));
    }
    return adv;
}

Example 22 with Singleton

use of com.google.inject.Singleton in project gerrit by GerritCodeReview.

the class InMemoryModule method configure.

@Override
protected void configure() {
    // Do NOT bind @RemotePeer, as it is bound in a child injector of
    // ChangeMergeQueue (bound via GerritGlobalModule below), so there cannot be
    // a binding in the parent injector. If you need @RemotePeer, you must bind
    // it in a child injector of the one containing InMemoryModule. But unless
    // you really need to test something request-scoped, you likely don't
    // actually need it.
    // For simplicity, don't create child injectors, just use this one to get a
    // few required modules.
    Injector cfgInjector = Guice.createInjector(new AbstractModule() {

        @Override
        protected void configure() {
            bind(Config.class).annotatedWith(GerritServerConfig.class).toInstance(cfg);
        }
    });
    bind(MetricMaker.class).to(DisabledMetricMaker.class);
    install(cfgInjector.getInstance(GerritGlobalModule.class));
    install(new DefaultPermissionBackendModule());
    install(new SearchingChangeCacheImpl.Module());
    factory(GarbageCollection.Factory.class);
    bindScope(RequestScoped.class, PerThreadRequestScope.REQUEST);
    // TODO(dborowitz): Use jimfs.
    bind(Path.class).annotatedWith(SitePath.class).toInstance(Paths.get("."));
    bind(Config.class).annotatedWith(GerritServerConfig.class).toInstance(cfg);
    bind(GerritOptions.class).toInstance(new GerritOptions(cfg, false, false, false));
    bind(PersonIdent.class).annotatedWith(GerritPersonIdent.class).toProvider(GerritPersonIdentProvider.class);
    bind(String.class).annotatedWith(AnonymousCowardName.class).toProvider(AnonymousCowardNameProvider.class);
    bind(String.class).annotatedWith(GerritServerId.class).toInstance("gerrit");
    bind(AllProjectsName.class).toProvider(AllProjectsNameProvider.class);
    bind(AllUsersName.class).toProvider(AllUsersNameProvider.class);
    bind(GitRepositoryManager.class).to(InMemoryRepositoryManager.class);
    bind(InMemoryRepositoryManager.class).in(SINGLETON);
    bind(TrackingFooters.class).toProvider(TrackingFootersProvider.class).in(SINGLETON);
    bind(NotesMigration.class).toInstance(notesMigration);
    bind(ListeningExecutorService.class).annotatedWith(ChangeUpdateExecutor.class).toInstance(MoreExecutors.newDirectExecutorService());
    bind(DataSourceType.class).to(InMemoryH2Type.class);
    bind(ChangeBundleReader.class).to(GwtormChangeBundleReader.class);
    bind(SecureStore.class).to(DefaultSecureStore.class);
    TypeLiteral<SchemaFactory<ReviewDb>> schemaFactory = new TypeLiteral<SchemaFactory<ReviewDb>>() {
    };
    bind(schemaFactory).to(NotesMigrationSchemaFactory.class);
    bind(Key.get(schemaFactory, ReviewDbFactory.class)).to(InMemoryDatabase.class);
    install(NoSshKeyCache.module());
    install(new CanonicalWebUrlModule() {

        @Override
        protected Class<? extends Provider<String>> provider() {
            return CanonicalWebUrlProvider.class;
        }
    });
    //Replacement of DiffExecutorModule to not use thread pool in the tests
    install(new AbstractModule() {

        @Override
        protected void configure() {
        }

        @Provides
        @Singleton
        @DiffExecutor
        public ExecutorService createDiffExecutor() {
            return MoreExecutors.newDirectExecutorService();
        }
    });
    install(new DefaultCacheFactory.Module());
    install(new FakeEmailSender.Module());
    install(new SignedTokenEmailTokenVerifier.Module());
    install(new GpgModule(cfg));
    install(new H2AccountPatchReviewStore.InMemoryModule());
    bind(AllAccountsIndexer.class).toProvider(Providers.of(null));
    bind(AllChangesIndexer.class).toProvider(Providers.of(null));
    bind(AllGroupsIndexer.class).toProvider(Providers.of(null));
    IndexType indexType = null;
    try {
        indexType = cfg.getEnum("index", null, "type", IndexType.LUCENE);
    } catch (IllegalArgumentException e) {
    // Custom index type, caller must provide their own module.
    }
    if (indexType != null) {
        switch(indexType) {
            case LUCENE:
                install(luceneIndexModule());
                break;
            case ELASTICSEARCH:
                install(elasticIndexModule());
                break;
            default:
                throw new ProvisionException("index type unsupported in tests: " + indexType);
        }
    }
}

Example 23 with Singleton

use of com.google.inject.Singleton in project cdap by caskdata.

the class UpgradeTool method createInjector.

@VisibleForTesting
Injector createInjector() throws Exception {
    return Guice.createInjector(new ConfigModule(cConf, hConf), new LocationRuntimeModule().getDistributedModules(), new ZKClientModule(), new DiscoveryRuntimeModule().getDistributedModules(), new MessagingClientModule(), Modules.override(new DataSetsModules().getDistributedModules()).with(new AbstractModule() {

        @Override
        protected void configure() {
            bind(DatasetFramework.class).to(InMemoryDatasetFramework.class).in(Scopes.SINGLETON);
            // the DataSetsModules().getDistributedModules() binds to RemoteDatasetFramework so override that to
            // the same InMemoryDatasetFramework
            bind(DatasetFramework.class).annotatedWith(Names.named(DataSetsModules.BASE_DATASET_FRAMEWORK)).to(DatasetFramework.class);
            install(new FactoryModuleBuilder().implement(DatasetDefinitionRegistry.class, DefaultDatasetDefinitionRegistry.class).build(DatasetDefinitionRegistryFactory.class));
            // CDAP-5954 Upgrade tool does not need to record lineage and metadata changes for now.
            bind(LineageWriter.class).to(NoOpLineageWriter.class);
        }
    }), new ViewAdminModules().getDistributedModules(), new StreamAdminModules().getDistributedModules(), new NotificationFeedClientModule(), new TwillModule(), new ExploreClientModule(), new ProgramRunnerRuntimeModule().getDistributedModules(), new ServiceStoreModules().getDistributedModules(), new SystemDatasetRuntimeModule().getDistributedModules(), // don't need real notifications for upgrade, so use the in-memory implementations
    new NotificationServiceRuntimeModule().getInMemoryModules(), new KafkaClientModule(), new NamespaceStoreModule().getDistributedModules(), new AuthenticationContextModules().getMasterModule(), new AuthorizationModule(), new AuthorizationEnforcementModule().getMasterModule(), new SecureStoreModules().getDistributedModules(), new DataFabricModules(UpgradeTool.class.getName()).getDistributedModules(), new AppFabricServiceRuntimeModule().getDistributedModules(), new AbstractModule() {

        @Override
        protected void configure() {
            // the DataFabricDistributedModule needs MetricsCollectionService binding and since Upgrade tool does not do
            // anything with Metrics we just bind it to NoOpMetricsCollectionService
            bind(MetricsCollectionService.class).to(NoOpMetricsCollectionService.class).in(Scopes.SINGLETON);
            bind(MetricDatasetFactory.class).to(DefaultMetricDatasetFactory.class).in(Scopes.SINGLETON);
            bind(MetricStore.class).to(DefaultMetricStore.class);
        }

        @Provides
        @Singleton
        @Named("datasetInstanceManager")
        @SuppressWarnings("unused")
        public DatasetInstanceManager getDatasetInstanceManager(TransactionSystemClientService txClient, TransactionExecutorFactory txExecutorFactory, @Named("datasetMDS") DatasetFramework framework) {
            return new DatasetInstanceManager(txClient, txExecutorFactory, framework);
        }

        // This is needed because the LocalApplicationManager
        // expects a dsframework injection named datasetMDS
        @Provides
        @Singleton
        @Named("datasetMDS")
        @SuppressWarnings("unused")
        public DatasetFramework getInDsFramework(DatasetFramework dsFramework) {
            return dsFramework;
        }
    });
}

Example 24 with Singleton

use of com.google.inject.Singleton in project cdap by caskdata.

the class CoprocessorBuildTool method main.

public static void main(final String[] args) throws ParseException {
    Options options = new Options().addOption(new Option("h", "help", false, "Print this usage message.")).addOption(new Option("f", "force", false, "Overwrites any coprocessors that already exist."));
    CommandLineParser parser = new BasicParser();
    CommandLine commandLine = parser.parse(options, args);
    String[] commandArgs = commandLine.getArgs();
    // if help is an option, or if there isn't a single 'ensure' command, print usage and exit.
    if (commandLine.hasOption("h") || commandArgs.length != 1 || !"check".equalsIgnoreCase(commandArgs[0])) {
        HelpFormatter helpFormatter = new HelpFormatter();
        helpFormatter.printHelp(CoprocessorBuildTool.class.getName() + " check", "Checks that HBase coprocessors required by CDAP are loaded onto HDFS. " + "If not, the coprocessors are built and placed on HDFS.", options, "");
        System.exit(0);
    }
    boolean overwrite = commandLine.hasOption("f");
    CConfiguration cConf = CConfiguration.create();
    Configuration hConf = HBaseConfiguration.create();
    Injector injector = Guice.createInjector(new ConfigModule(cConf, hConf), // for LocationFactory
    new PrivateModule() {

        @Override
        protected void configure() {
            bind(FileContext.class).toProvider(FileContextProvider.class).in(Scopes.SINGLETON);
            expose(LocationFactory.class);
        }

        @Provides
        @Singleton
        private LocationFactory providesLocationFactory(Configuration hConf, CConfiguration cConf, FileContext fc) {
            final String namespace = cConf.get(Constants.CFG_HDFS_NAMESPACE);
            if (UserGroupInformation.isSecurityEnabled()) {
                return new FileContextLocationFactory(hConf, namespace);
            }
            return new InsecureFileContextLocationFactory(hConf, namespace, fc);
        }
    });
    try {
        SecurityUtil.loginForMasterService(cConf);
    } catch (Exception e) {
        LOG.error("Failed to login as CDAP user", e);
        System.exit(1);
    }
    LocationFactory locationFactory = injector.getInstance(LocationFactory.class);
    HBaseTableUtil tableUtil = new HBaseTableUtilFactory(cConf).get();
    CoprocessorManager coprocessorManager = new CoprocessorManager(cConf, locationFactory, tableUtil);
    try {
        Location location = coprocessorManager.ensureCoprocessorExists(overwrite);
        LOG.info("coprocessor exists at {}.", location);
    } catch (IOException e) {
        LOG.error("Unable to build and upload coprocessor jars.", e);
        System.exit(1);
    }
}