Example usage for com.google.common.collect Iterables addAll

Introduction

In this page you can find the example usage for com.google.common.collect Iterables addAll.

Prototype

public static <T> boolean addAll(Collection<T> addTo, Iterable<? extends T> elementsToAdd)

Source Link

Document

Adds all elements in iterable to collection .

Usage

From source file:com.sina.dip.twill.HelloWorldControllingLiveApplications.java

public static void main(String[] args) {
    String zkStr = "localhost:2181";

    YarnConfiguration yarnConfiguration = new YarnConfiguration();

    final TwillRunnerService twillRunner = new YarnTwillRunnerService(yarnConfiguration, zkStr);

    twillRunner.start();//  ww  w. j  a va 2s .c o m

    String yarnClasspath = yarnConfiguration.get(YarnConfiguration.YARN_APPLICATION_CLASSPATH,
            "/usr/lib/hadoop/*,/usr/lib/hadoop-0.20-mapreduce/*,/usr/lib/hadoop-hdfs/*,/usr/lib/hadoop-mapreduce/*,/usr/lib/hadoop-yarn/*");

    List<String> applicationClassPaths = Lists.newArrayList();

    Iterables.addAll(applicationClassPaths, Splitter.on(",").split(yarnClasspath));

    final TwillController controller = twillRunner.prepare(new HelloWorldApplication())
            .addLogHandler(new PrinterLogHandler(new PrintWriter(System.out, true)))
            .withApplicationClassPaths(applicationClassPaths)
            .withBundlerClassAcceptor(new HadoopClassExcluder()).start();

    ServiceDiscovered helloWorldService = controller.discoverService("HelloWorldService");

    ServiceDiscovered helloWorldService2 = controller.discoverService("HelloWorldService2");

    int count = 0;

    while (true) {
        boolean flag = true;

        Iterator<Discoverable> iterator = helloWorldService.iterator();

        while (iterator.hasNext()) {
            Discoverable discoverable = iterator.next();

            System.out.println(discoverable.getName() + " : " + discoverable.getSocketAddress());

            flag = false;
        }

        iterator = helloWorldService2.iterator();

        while (iterator.hasNext()) {
            Discoverable discoverable = iterator.next();

            System.out.println(discoverable.getName() + " : " + discoverable.getSocketAddress());

            flag = false;
        }

        try {
            Thread.sleep(5 * 1000);
        } catch (InterruptedException e) {
        }

        ++count;

        if (count == 10) {
            controller.changeInstances("hello1", 3);
            controller.changeInstances("hello2", 5);
        } else if (count == 20) {
            controller.changeInstances("hello1", 5);
            controller.changeInstances("hello2", 3);
        }

        if (count >= 36 && flag) {
            break;
        }
    }

    Runtime.getRuntime().addShutdownHook(new Thread() {
        @Override
        public void run() {
            try {
                Futures.getUnchecked(controller.terminate());
            } finally {
                twillRunner.stop();
            }
        }
    });

    try {
        controller.awaitTerminated();
    } catch (ExecutionException e) {
        e.printStackTrace();
    }
}

From source file:com.facebook.presto.util.MoreSets.java

public static <T> Set<T> newIdentityHashSet(Iterable<T> elements) {
    Set<T> set = newIdentityHashSet();
    Iterables.addAll(set, requireNonNull(elements, "elements cannot be null"));
    return set;//w ww .  j  a  va  2 s  . c o m
}

From source file:com.github.ferstl.maven.pomenforcers.util.CommaSeparatorUtils.java

public static <T> void splitAndAddToCollection(String commaSeparatedItems, Collection<T> collection,
        Function<String, T> transformer) {
    Iterable<String> items = COMMA_SPLITTER.split(commaSeparatedItems);
    // Don't touch the collection if there is nothing to add.
    if (items.iterator().hasNext()) {
        collection.clear();//ww w .ja v  a  2  s .  co  m
    }
    Iterables.addAll(collection, Iterables.transform(items, transformer));
}

From source file:edu.umn.msi.tropix.persistence.service.impl.TreeUtils.java

static <T> void stackRecursion(final T initObject, final Function<T, ? extends Iterable<T>> childrenFunction,
        final Closure<T> modifier) {
    final Stack<T> toProcess = new Stack<T>();
    toProcess.add(initObject);//w  w  w .j a  v a  2s. c o  m
    while (!toProcess.isEmpty()) {
        final T object = toProcess.pop();
        Iterables.addAll(toProcess, childrenFunction.apply(object));
        modifier.apply(object);
    }
}

From source file:com.google.devtools.build.lib.query2.SkyQueryUtils.java

static <T> ThreadSafeMutableSet<T> getTransitiveClosure(ThreadSafeMutableSet<T> targets,
        GetFwdDeps<T> getFwdDeps, ThreadSafeMutableSet<T> visited) throws InterruptedException {
    ThreadSafeMutableSet<T> current = targets;
    while (!current.isEmpty()) {
        Iterable<T> toVisit = current.stream().filter(obj -> !visited.contains(obj))
                .collect(Collectors.toList());
        current = getFwdDeps.getFwdDeps(toVisit);
        Iterables.addAll(visited, toVisit);
    }//from  w ww .ja v  a2 s  .com
    return visited;
}

From source file:org.xacml4j.v30.StatusDetail.java

public StatusDetail(Iterable<Object> detail) {
    this.content = new LinkedList<Object>();
    Iterables.addAll(content, detail);
}

From source file:org.praat.TextGrid.java

public TextGrid(String name, List<Tier> tiers) {
    Iterables.addAll(items, tiers);
    setTimeDomain();
}

From source file:org.gradle.api.internal.changedetection.rules.DiscoveredInputFilesStateChangeRule.java

public static DiscoveredTaskStateChanges create(final TaskExecution previousExecution,
        final TaskExecution currentExecution, final FileCollectionSnapshotter inputFilesSnapshotter) {
    return new DiscoveredTaskStateChanges() {
        private final Collection<File> discoveredFiles = Sets.newHashSet();

        public Iterator<TaskStateChange> iterator() {
            if (previousExecution.getDiscoveredInputFilesSnapshot() == null) {
                return Collections
                        .<TaskStateChange>singleton(
                                new DescriptiveChange("Discovered input file history is not available."))
                        .iterator();//from ww w.  j a  v  a2s .co m
            }

            Iterables.addAll(discoveredFiles, previousExecution.getDiscoveredInputFilesSnapshot().getFiles());
            final FileCollectionSnapshot discoveredFileSnapshot = inputFilesSnapshotter
                    .snapshot(new SimpleFileCollection(discoveredFiles));

            return new AbstractIterator<TaskStateChange>() {
                final FileCollectionSnapshot.ChangeIterator<String> changeIterator = discoveredFileSnapshot
                        .iterateChangesSince(previousExecution.getDiscoveredInputFilesSnapshot());
                final ChangeListenerAdapter listenerAdapter = new ChangeListenerAdapter();

                @Override
                protected TaskStateChange computeNext() {
                    if (changeIterator.next(listenerAdapter)) {
                        return listenerAdapter.lastChange;
                    }
                    return endOfData();
                }
            };
        }

        @Override
        public void newInputs(Set<File> files) {
            discoveredFiles.clear();
            discoveredFiles.addAll(files);
        }

        public void snapshotAfterTask() {
            currentExecution.setDiscoveredInputFilesSnapshot(
                    inputFilesSnapshotter.snapshot(new SimpleFileCollection(discoveredFiles)));
        }
    };
}

From source file:ratpack.file.internal.ActivationBackedMimeTypes.java

private static Set<String> extractKnownMimeTypes() {
    try {/*from ww w.j a v  a  2s. c  o  m*/
        Function<Object, String> getMimeTypeFunction = new GetMimeTypeFunction();
        Field typeHashField = makeFieldAccessible(Class.forName("com.sun.activation.registries.MimeTypeFile"),
                "type_hash");
        Field mimeTypeFilesField = makeFieldAccessible(MimetypesFileTypeMap.class, "DB");
        Object mimeTypeFiles = mimeTypeFilesField.get(MIME_TYPES_MAP);
        Set<String> mimeTypes = Sets.newHashSet();
        for (int i = 0; i < Array.getLength(mimeTypeFiles); i++) {
            Object mimeTypeFile = Array.get(mimeTypeFiles, i);
            if (mimeTypeFile != null) {
                Map<?, ?> typeHash = (Map) typeHashField.get(mimeTypeFile);
                Iterables.addAll(mimeTypes, Iterables.transform(typeHash.values(), getMimeTypeFunction));
            }
        }
        return ImmutableSet.copyOf(mimeTypes);
    } catch (ReflectiveOperationException | NullPointerException ex) {
        return ImmutableSet.of();
    }
}

From source file:org.jclouds.chef.domain.SearchResult.java

public SearchResult(long start, Iterable<T> results) {
    this.start = start;
    Iterables.addAll(this, results);
}