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

Introduction

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

Prototype

public static <T> Iterable<T> concat(final Iterable<? extends Iterable<? extends T>> inputs)

Source Link

Document

Combines multiple iterables into a single iterable.

Usage

From source file:com.palantir.common.collect.IterableView.java

public IterableView<T> concat(Iterable<? extends T> b, Iterable<? extends T> c) {
    Preconditions.checkNotNull(b);//from   w ww.  java2 s .  co m
    Preconditions.checkNotNull(c);
    return of(Iterables.concat(ImmutableList.of(delegate(), b, c)));
}

From source file:com.eviware.loadui.impl.summary.sections.ProjectExecutionMetricsSection.java

public ProjectExecutionMetricsSection(ProjectItem project) {
    super("Execution Metrics");

    addValue("Assertion Failure Ratio", getFailedAssertions(project));
    addValue("Request Failure Ratio", getFailedRequests(project));
    addTable("Runners", getRunnersMetrics(project));

    Iterable<AssertionItem<?>> childAssertions = Iterables
            .concat(Iterables.transform(project.getChildren(), getAssertions));

    Iterable<AssertionItem<?>> allAssertions = Iterables.concat(childAssertions,
            project.getAddon(AssertionAddon.class).getAssertions());

    addTable("Assertions", new AssertionMetricsTableModel(allAssertions));
}

From source file:de.monticore.utils.NodeWithParent.java

@Override
public Iterator<NodeWithParent<?>> iterator() {
    Iterator<NodeWithParent<?>> childIterator = Iterables.concat(children).iterator();
    return Iterators.concat(Iterators.singletonIterator(this), childIterator);
}

From source file:org.eclipse.viatra.query.runtime.matchers.psystem.queries.PDisjunction.java

/**
 * Returns all queries directly referred in the constraints. They are all required to evaluate this query
 * /*from   ww w.  ja  va 2s.com*/
 * @return a non-null, but possibly empty list of query definitions
 */
public Set<PQuery> getDirectReferredQueries() {
    Iterable<PQuery> queries = Iterables
            .concat(Iterables.transform(this.getBodies(), PQueries.directlyReferencedQueriesFunction()));
    return Sets.newHashSet(queries);
}

From source file:org.calrissian.mango.accumulo.util.BatchScannerWithScanners.java

@Override
public Iterator<Map.Entry<Key, Value>> iterator() {
    return Iterables.concat(Iterables.transform(ranges, new Function<Range, Iterable<Map.Entry<Key, Value>>>() {
        @Override//from ww  w .jav  a2 s  .co  m
        public Iterable<Map.Entry<Key, Value>> apply(Range range) {
            try {
                Scanner scanner = connector.createScanner(tableName, authorizations);
                scanner.setRange(range);

                //add iterator settings
                for (IterInfo iterInfo : serverSideIteratorList) {
                    String iterName = iterInfo.getIterName();
                    IteratorSetting iteratorSetting = new IteratorSetting(iterInfo.getPriority(), iterName,
                            iterInfo.getClassName());
                    iteratorSetting.addOptions(serverSideIteratorOptions.get(iterName));
                    scanner.addScanIterator(iteratorSetting);
                }

                //add fetched columns
                for (Column column : fetchedColumns) {
                    scanner.fetchColumn(new Text(column.getColumnFamily()),
                            new Text(column.getColumnQualifier()));
                }
                return scanner;
            } catch (TableNotFoundException e) {
                throw new RuntimeException(e);
            }
        }
    })).iterator();
}

From source file:brooklyn.location.docker.strategy.affinity.DockerAffinityRuleStrategy.java

@Override
public List<DockerHostLocation> filterLocations(List<DockerHostLocation> locations, Entity entity) {
    List<DockerHostLocation> available = Lists.newArrayList();

    // Select hosts that satisfy the affinity rules
    for (DockerHostLocation machine : locations) {
        Optional<List<String>> entityRules = Optional
                .fromNullable(entity.config().get(DockerHost.DOCKER_HOST_AFFINITY_RULES));
        Optional<List<String>> hostRules = Optional
                .fromNullable(machine.getOwner().config().get(DockerHost.DOCKER_HOST_AFFINITY_RULES));
        Optional<List<String>> infrastructureRules = Optional.fromNullable(
                machine.getOwner().getInfrastructure().config().get(DockerHost.DOCKER_HOST_AFFINITY_RULES));
        Iterable<String> combined = Iterables.concat(
                Optional.presentInstances(ImmutableList.of(entityRules, hostRules, infrastructureRules)));
        AffinityRules rules = AffinityRules.rulesFor(entity).parse(combined);

        Iterable<Entity> entities = getBrooklynManagementContext().getEntityManager()
                .findEntities(EntityPredicates.locationsIncludes(machine));
        if (Iterables.isEmpty(entities)) {
            if (rules.allowEmptyLocations()) {
                available.add(machine);/*from  www  . jav  a  2 s. c  o m*/
            }
        } else {
            Iterable<Entity> filtered = Iterables.filter(entities, rules);
            if (Iterables.size(filtered) == Iterables.size(entities)) {
                available.add(machine);
            }
        }
    }

    if (LOG.isDebugEnabled()) {
        LOG.debug("Available Docker hosts: {}", Iterables.toString(available));
    }
    return available;
}

From source file:org.apache.mahout.cf.taste.example.kddcup.track1.svd.KDDCupFactorizablePreferences.java

@Override
public Iterable<Preference> getPreferences() {
    Iterable<Iterable<Preference>> prefIterators = Iterables.transform(new DataFileIterable(dataFile),
            new Function<Pair<PreferenceArray, long[]>, Iterable<Preference>>() {
                @Override// ww  w .j av  a2 s  .  c o  m
                public Iterable<Preference> apply(Pair<PreferenceArray, long[]> from) {
                    return from.getFirst();
                }
            });
    return Iterables.concat(prefIterators);
}

From source file:org.jclouds.aws.ec2.compute.strategy.AWSEC2DestroyNodeStrategy.java

@Override
protected void destroyInstanceInRegion(String id, String region) {
    String spotId = id;//from  ww w .j  av  a 2  s.  c  o m
    if (id.indexOf("sir-") != 0) {
        try {
            spotId = getOnlyElement(
                    Iterables.concat(client.getInstanceApi().get().describeInstancesInRegion(region, id)))
                            .getSpotInstanceRequestId();
            credentialStore.remove("node#" + region + "/" + spotId);
        } catch (NoSuchElementException e) {
        }
        super.destroyInstanceInRegion(id, region);
    } else {
        client.getSpotInstanceApi().get().cancelSpotInstanceRequestsInRegion(region, spotId);
        credentialStore.remove("node#" + region + "/" + id);
    }

}

From source file:com.github.rodionmoiseev.c10n.guice.C10NModule.java

private Set<URL> getPackageURLs() {
    Iterable<URL> packages = Iterables
            .concat(Iterables.transform(Arrays.asList(packagePrefixes), new Function<String, Set<URL>>() {
                @Override//www. j  a va2  s . c o  m
                public Set<URL> apply(String prefix) {
                    return ClasspathHelper.forPackage(prefix);
                }
            }));

    return Sets.newHashSet(packages);
}

From source file:org.elasticsearch.action.admin.indices.flush.SyncedFlushResponse.java

public SyncedFlushResponse(Map<String, List<ShardsSyncedFlushResult>> shardsResultPerIndex) {
    this.shardsResultPerIndex = ImmutableMap.copyOf(shardsResultPerIndex);
    this.shardCounts = calculateShardCounts(Iterables.concat(shardsResultPerIndex.values()));
}