List of usage examples for com.google.common.base Suppliers ofInstance
public static <T> Supplier<T> ofInstance(@Nullable T instance)
From source file:com.google.cloud.genomics.api.client.GenomicsSample.java
public static void main(String[] args) throws IOException { CommandLine cmdLine = new CommandLine(); try {/*from ww w .ja va 2 s .c o m*/ // Parse the command line cmdLine.setArgs(args); // Authorization BaseCommand command = cmdLine.getCommand(); List<String> scopes = command.getScopes(); VerificationCodeReceiver receiver = command.noLocalServer ? new GooglePromptReceiver() : new LocalServerReceiver(); GenomicsFactory genomicsFactory = GenomicsFactory.builder("genomics_java_client").setScopes(scopes) .setUserName("user" + scopes.toString()) .setVerificationCodeReceiver(Suppliers.ofInstance(receiver)).setRootUrl(command.rootUrl) .setServicePath("/").build(); File clientSecrets = new File(command.clientSecretsFilename); if (!clientSecrets.exists()) { System.err.println("Client secrets file " + command.clientSecretsFilename + " does not exist." + " Visit https://cloud.google.com/genomics/install-genomics-tools#authenticate to learn how" + " to install a client_secrets.json file. If you have installed a client_secrets.json" + " in a specific location, use --client_secrets_filename <path>/client_secrets.json."); return; } File dataStoreFile = new File(System.getProperty("user.home"), ".store/genomics_java_client"); command.setDataStoreFactory(new ReadableFileDataStoreFactory(dataStoreFile)); command.handleRequest(genomicsFactory.fromClientSecretsFile(clientSecrets)); } catch (IllegalArgumentException | ParameterException e) { cmdLine.printHelp(e.getMessage() + "\n", System.out); } catch (GoogleJsonResponseException e) { System.out.println("API request failed: " + BaseCommand.getErrorMessage(e)); } catch (IllegalStateException e) { System.out.println(e.getMessage()); } catch (Throwable t) { t.printStackTrace(); } }
From source file:com.google.cloud.genomics.gettingstarted.MainExample.java
public static void main(String[] args) throws IOException { Arguments arguments = new Arguments(); JCommander parser = new JCommander(arguments); try {/*from ww w . j a v a 2s. c o m*/ // Parse the command line parser.parse(args); // Authorization VerificationCodeReceiver receiver = arguments.noLocalServer ? new GooglePromptReceiver() : new LocalServerReceiver(); GenomicsFactory genomicsFactory = GenomicsFactory.builder("getting_started_java") .setScopes(Lists.newArrayList(GenomicsScopes.GENOMICS)) .setVerificationCodeReceiver(Suppliers.ofInstance(receiver)).build(); File clientSecrets = new File(arguments.clientSecretsFilename); if (!clientSecrets.exists()) { System.err.println("Client secrets file " + arguments.clientSecretsFilename + " does not exist." + " Visit https://cloud.google.com/genomics/install-genomics-tools#authenticate to learn how" + " to install a client_secrets.json file. If you have installed a client_secrets.json" + " in a specific location, use --client_secrets_filename <path>/client_secrets.json."); return; } Genomics genomics = genomicsFactory.fromClientSecretsFile(clientSecrets); // // This example gets the read bases for a sample at specific a position // String datasetId = "10473108253681171589"; // This is the 1000 Genomes dataset ID String sample = "NA12872"; String referenceName = "22"; final Long referencePosition = 51003835L; // 1. First find the read group set ID for the sample SearchReadGroupSetsRequest readsetsReq = new SearchReadGroupSetsRequest() .setDatasetIds(Lists.newArrayList(datasetId)).setName(sample); List<ReadGroupSet> readGroupSets = genomics.readgroupsets().search(readsetsReq) .setFields("readGroupSets(id)").execute().getReadGroupSets(); if (readGroupSets == null || readGroupSets.size() != 1) { System.err .println("Searching for " + sample + " didn't return the right number of read group sets"); return; } String readGroupSetId = readGroupSets.get(0).getId(); // 2. Once we have the read group set ID, // lookup the reads at the position we are interested in SearchReadsRequest readsReq = new SearchReadsRequest() .setReadGroupSetIds(Lists.newArrayList(readGroupSetId)).setReferenceName(referenceName) .setStart(referencePosition).setEnd(referencePosition + 1); List<Read> reads = genomics.reads().search(readsReq).setFields("alignments(alignment,alignedSequence)") .execute().getAlignments(); Map<Character, Integer> baseCounts = Maps.newHashMap(); for (Read read : reads) { int index = (int) (referencePosition - read.getAlignment().getPosition().getPosition()); // Note: This is simplistic - the cigar should be considered for real code Character base = read.getAlignedSequence().charAt(index); if (!baseCounts.containsKey(base)) { baseCounts.put(base, 0); } baseCounts.put(base, baseCounts.get(base) + 1); } System.out.println(sample + " bases on " + referenceName + " at " + referencePosition + " are"); for (Map.Entry<Character, Integer> entry : baseCounts.entrySet()) { System.out.println(entry.getKey() + ": " + entry.getValue()); } // // This example gets the variants for a sample at a specific position // // 1. First find the call set ID for the sample SearchCallSetsRequest callSetsReq = new SearchCallSetsRequest() .setVariantSetIds(Lists.newArrayList(datasetId)).setName(sample); List<CallSet> callSets = genomics.callsets().search(callSetsReq).setFields("callSets(id)").execute() .getCallSets(); if (callSets == null || callSets.size() != 1) { System.err.println("Searching for " + sample + " didn't return the right number of call sets"); return; } String callSetId = callSets.get(0).getId(); // 2. Once we have the call set ID, // lookup the variants that overlap the position we are interested in SearchVariantsRequest variantsReq = new SearchVariantsRequest() .setCallSetIds(Lists.newArrayList(callSetId)).setReferenceName(referenceName) .setStart(referencePosition).setEnd(referencePosition + 1); Variant variant = genomics.variants().search(variantsReq) .setFields("variants(names,referenceBases,alternateBases,calls(genotype))").execute() .getVariants().get(0); String variantName = variant.getNames().get(0); List<String> genotype = Lists.newArrayList(); for (Integer g : variant.getCalls().get(0).getGenotype()) { if (g == 0) { genotype.add(variant.getReferenceBases()); } else { genotype.add(variant.getAlternateBases().get(g - 1)); } } System.out.println("the called genotype is " + Joiner.on(',').join(genotype) + " at " + variantName); } catch (ParameterException e) { System.err.append(e.getMessage()).append("\n"); parser.usage(); } catch (IllegalStateException e) { System.err.println(e.getMessage()); } catch (Throwable t) { t.printStackTrace(); } }
From source file:com.netflix.astyanax.connectionpool.impl.Stress.java
/** * @param args// w w w . j a v a 2s .c o m */ public static void main(String[] args) { ConnectionPoolConfigurationImpl config; config = new ConnectionPoolConfigurationImpl( TestConstants.CLUSTER_NAME + "_" + TestConstants.KEYSPACE_NAME); // config.setMaxConns(100); config.setMaxFailoverCount(-1); config.setMaxTimeoutWhenExhausted(1000); config.setMaxConnsPerHost(25); config.setInitConnsPerHost(0); config.setTimeoutWindow(5000); config.setMaxTimeoutCount(10); config.setRetrySuspendWindow(5000); config.setLatencyScoreStrategy(new EmaLatencyScoreStrategyImpl(1000, 0, 20)); // config.setRetryBackoffStrategy(new // ExponentialRetryBackoffStrategy(20, 1000, 2000)); final ConnectionPoolMonitor monitor = new CountingConnectionPoolMonitor(); TestConnectionFactory factory = new TestConnectionFactory(config, monitor); final ConnectionPool<TestClient> pool = new RoundRobinConnectionPoolImpl<TestClient>(config, factory, monitor); pool.start(); final List<Host> hosts = Lists.newArrayList(new Host("127.0.0.1", TestHostType.GOOD_FAST.ordinal()), new Host("127.0.0.2", TestHostType.GOOD_FAST.ordinal()), new Host("127.0.0.3", TestHostType.GOOD_FAST.ordinal()), new Host("127.0.0.4", TestHostType.GOOD_FAST.ordinal()), new Host("127.0.0.5", TestHostType.GOOD_FAST.ordinal()), new Host("127.0.0.6", TestHostType.GOOD_FAST.ordinal()), new Host("127.0.0.7", TestHostType.GOOD_FAST.ordinal()), new Host("127.0.0.8", TestHostType.GOOD_FAST.ordinal()), // new Host("127.0.0.9", TestHostType.GOOD_SLOW.ordinal()), new Host("127.0.0.10", TestHostType.SWAP_EVERY_200.ordinal()), new Host("127.0.0.11", TestHostType.ALTERNATING_SOCKET_TIMEOUT_200.ordinal()) // new Host("127.0.0.12", TestHostType.ALTERNATING_SOCKET_TIMEOUT_200.ordinal()), // new Host("127.0.0.13", TestHostType.CONNECT_FAIL_FIRST_TWO.ordinal()) ); for (Host host : hosts) { pool.addHost(host, true); } final Map<Host, AtomicLong> counts = new TreeMap<Host, AtomicLong>(); for (HostConnectionPool<TestClient> p : pool.getActivePools()) { counts.put(p.getHost(), new AtomicLong()); } System.out.println(monitor.toString()); final AtomicBoolean timeoutsEnabled = new AtomicBoolean(false); final AtomicLong lastOperationCount = new AtomicLong(); EmaLatencyScoreStrategyImpl latency = new EmaLatencyScoreStrategyImpl(1000, 0, 10); final Instance sampler = latency.createInstance(); latency.start(new Listener() { @Override public void onUpdate() { } @Override public void onReset() { } }); final Function<TestDriver, Void> function = new ProbabalisticFunction.Builder<TestDriver, Void>() .withDefault(new Function<TestDriver, Void>() { public Void apply(TestDriver arg0) { return null; } }).withAlways(new Runnable() { public void run() { think(10, 30); } }) // .withProbability(0.0001, new Function<TestDriver, Void>() { // public Void apply(@Nullable TestDriver arg0) { // if (timeoutsEnabled.get()) { // think(1100, 0); // throw new RuntimeException(new TimeoutException("TimeoutException")); // } // return null; // } // }) // .withProbability(0.0001, new Function<TestDriver, Void>() { // public Void apply(@Nullable TestDriver arg0) { // throw new RuntimeException(new UnknownException(new Exception("UnknownExceptionDescription"))); // } // }) // .withProbability(0.0001, new Function<TestDriver, Void>() { // public Void apply(@Nullable TestDriver arg0) { // think(1000, 0); // throw new RuntimeException(new OperationTimeoutException("OperationTimeoutException")); // } // }) // .withProbability(0.0001, new Function<TestDriver, Void>() { // public Void apply(@Nullable TestDriver arg0) { // throw new RuntimeException(new HostDownException("HostDownException")); // } // }) // .withProbability(0.01, new Function<TestDriver, Void>() { // public Void apply(@Nullable TestDriver arg0) { // throw new RuntimeException(new ConnectionAbortedException("ConnectionAbortedException")); // } // }) // .withProbability(0.0001, new Function<TestDriver, Void>() { // public Void apply(@Nullable TestDriver arg0) { // throw new RuntimeException(new BadRequestException("BadRequestException")); // } // }) // .withProbability(0.0001, new Function<TestDriver, Void>() { // public Void apply(@Nullable TestDriver arg0) { // throw new RuntimeException(new TokenRangeOfflineException("TokenRangeOfflineException")); // } // }) // .withProbability(0.0001, new Function<TestDriver, Void>() { // public Void apply(@Nullable TestDriver arg0) { // throw new RuntimeException(new TransportException("TransportException")); // } // }) .build(); final List<HostConnectionPool<TestClient>> hostPools = Lists.newArrayList(pool.getActivePools()); final TestDriver driver = new TestDriver.Builder().withIterationCount(0).withThreadCount(200) // .withFutures(100, TimeUnit.MILLISECONDS) .withCallsPerSecondSupplier(Suppliers.ofInstance(200)) // .withFutures(100, TimeUnit.MILLISECONDS) .withCallback(new Function<TestDriver, Void>() { public Void apply(final TestDriver driver) { long startTime = System.nanoTime(); try { pool.executeWithFailover(new TestOperation() { public String execute(TestClient client) throws ConnectionException, OperationException { try { function.apply(driver); return null; } catch (RuntimeException e) { if (e.getCause() instanceof ConnectionException) throw (ConnectionException) e.getCause(); throw e; } } }, new RunOnce()); } catch (PoolTimeoutException e) { LOG.info(e.getMessage()); } catch (ConnectionException e) { } finally { sampler.addSample((System.nanoTime() - startTime) / 1000000); } return null; } }) // // Event to turn timeouts on/off // .withRecurringEvent(10, TimeUnit.SECONDS, new Function<TestDriver, Void>() { @Override public Void apply(TestDriver driver) { timeoutsEnabled.getAndSet(!timeoutsEnabled.get()); // LOG.info("Toggle timeouts " + timeoutsEnabled.get()); return null; } }) // // Print status information // .withRecurringEvent(1, TimeUnit.SECONDS, new Function<TestDriver, Void>() { @Override public Void apply(TestDriver driver) { long opCount = lastOperationCount.get(); lastOperationCount.set(driver.getOperationCount()); System.out.println("" + driver.getRuntime() + "," + sampler.getScore() + "," + (lastOperationCount.get() - opCount)); System.out.println(monitor.toString()); System.out.println(monitor.toString()); for (HostConnectionPool<TestClient> host : pool.getPools()) { System.out.println(" " + host.toString()); } return null; } }) // // Remove a random host // .withRecurringEvent(10, TimeUnit.SECONDS, new Function<TestDriver, Void>() { @Override public Void apply(TestDriver driver) { // System.out.println("Latency: " + sampler.getScore()); // // List<Host> newHosts = Lists.newArrayList(hosts); // newHosts.remove(new Random().nextInt(hosts.size())); // pool.setHosts(newHosts); // // System.out.println(monitor.toString()); // for (HostConnectionPool<TestClient> host : pool.getPools()) { // System.out.println(" " + host.toString()); // } return null; } }).build(); driver.start(); try { driver.await(); } catch (InterruptedException e) { } }
From source file:com.pipeline.container.BufferedMemoryContainer.java
private static Supplier<ByteBuffer> createBuffer(int size) { ByteBuffer byteBuffer = ByteBuffer.allocateDirect(size); return Suppliers.ofInstance(byteBuffer); }
From source file:org.jabylon.common.util.config.DynamicConfigUtil.java
private static synchronized void createSuppliers() { configTabs = Suppliers.memoize(Suppliers.compose(new IConfigurationElementLoader(), Suppliers.ofInstance("org.jabylon.rest.ui.configTab"))); configSections = Suppliers.memoize(Suppliers.compose(new IConfigurationElementLoader(), Suppliers.ofInstance("org.jabylon.rest.ui.config"))); }
From source file:org.apache.beam.sdk.io.AvroUtils.java
/** Helper to get around the fact that {@link Schema} itself is not serializable. */ public static Supplier<Schema> serializableSchemaSupplier(String jsonSchema) { return Suppliers.memoize(Suppliers.compose(new JsonToSchema(), Suppliers.ofInstance(jsonSchema))); }
From source file:com.bitranger.parknshop.common.recommend.util.MoreSuppliers.java
public static <X, T> Supplier<T> curry(Function<? super X, T> func, X arg) { return Suppliers.compose(func, Suppliers.ofInstance(arg)); }
From source file:com.palantir.common.proxy.DelayProxy.java
public static <T> T newProxyInstance(Class<T> interfaceClass, T delegate, long sleepTimeMs) { return newProxyInstance(interfaceClass, delegate, Suppliers.ofInstance(sleepTimeMs)); }
From source file:com.github.ykrasik.jerminal.internal.command.parameter.ParamUtils.java
/** * @param value Value to be returned by the created {@link Supplier}. * @param <T> Supplier type.//from w ww . j a v a 2 s.co m * @return A {@link Supplier} that always returns the value. */ public static <T> Supplier<T> constValueSupplier(T value) { return Suppliers.ofInstance(Objects.requireNonNull(value)); }
From source file:com.palantir.common.supplier.ServiceContexts.java
public static <T> ServiceContext<T> ofInstance(final T t) { return fromSupplier(Suppliers.ofInstance(t)); }