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

Introduction

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

Prototype

public static <T> T get(Iterable<T> iterable, int position)

Source Link

Document

Returns the element at the specified position in an iterable.

Usage

From source file:see.properties.impl.IterableResolver.java

@Override
public Object get(Object bean, PropertyAccess property) {
    Iterable<?> list = (Iterable<?>) bean;
    int index = getIndex(property);
    return Iterables.get(list, index);
}

From source file:org.jclouds.elasticstack.functions.KeyValuesDelimitedByBlankLinesToServerInfo.java

@Override
public ServerInfo apply(HttpResponse response) {
    Set<ServerInfo> drives = setParser.apply(response);
    if (drives.size() == 0)
        return null;
    return Iterables.get(drives, 0);
}

From source file:org.jclouds.cloudsigma.functions.KeyValuesDelimitedByBlankLinesToProfileInfo.java

@Override
public ProfileInfo apply(HttpResponse response) {
    Set<ProfileInfo> drives = setParser.apply(response);
    if (drives.size() == 0)
        return null;
    return Iterables.get(drives, 0);
}

From source file:org.jclouds.cloudsigma.functions.KeyValuesDelimitedByBlankLinesToStaticIPInfo.java

@Override
public StaticIPInfo apply(HttpResponse response) {
    Set<StaticIPInfo> drives = setParser.apply(response);
    if (drives.size() == 0)
        return null;
    return Iterables.get(drives, 0);
}

From source file:org.jclouds.cloudloadbalancers.functions.UnwrapLoadBalancer.java

@Override
public LoadBalancer apply(HttpResponse arg0) {
    Map<String, LB> map = json.apply(arg0);
    if (map == null || map.size() == 0)
        return null;
    LB lb = Iterables.get(map.values(), 0);
    return convertLB.apply(lb);
}

From source file:uk.gov.gchq.koryphe.impl.function.NthItem.java

@Override
@SuppressFBWarnings(value = "DE_MIGHT_IGNORE", justification = "Any exceptions are to be ignored")
public T apply(final Iterable<T> input) {
    if (null == input) {
        throw new IllegalArgumentException("Input cannot be null");
    }//from  ww w .ja v a 2  s  .  c o m
    try {
        return Iterables.get(input, selection);
    } finally {
        CloseableUtil.close(input);
    }
}

From source file:com.eucalyptus.simpleworkflow.stateful.AbstractTaskPolledNotificationChecker.java

@Override
public boolean apply(final String channel) {
    final Iterable<String> channelName = Splitter.on(':').limit(4).split(channel);
    if (Iterables.size(channelName) == 4) {
        final String accountNumber = Iterables.get(channelName, 0);
        final String type = Iterables.get(channelName, 1);
        final String domain = Iterables.get(channelName, 2);
        final String taskList = Iterables.get(channelName, 3);
        if (this.type.equals(type))
            try {
                return hasTasks(accountNumber, domain, taskList);
            } catch (final Exception e) {
                logger.error("Error checking for pending tasks", e);
            }//from w w w. j ava  2  s . c om
    }
    return false;
}

From source file:com.cinchapi.concourse.lang.ast.ConjunctionTree.java

/**
 * Return the right child of this {@link ConjunctionTree}.
 * 
 * @return the right child
 */
public AST getRightChild() {
    return Iterables.get(children(), 1);
}

From source file:net.sourceforge.cilib.util.selection.weighting.EntityWeighting.java

@Override
public <T> Iterable<WeightedObject> weigh(Iterable<T> iterable) {
    Preconditions.checkArgument(Iterables.get(iterable, 0) instanceof Entity);
    MinMaxFitness minMaxFitness = getMinMaxFitness(Lists.newArrayList(iterable));
    List<WeightedObject> result = Lists.newArrayList();

    if (minMaxFitness.getFirst() == InferiorFitness.instance()
            || minMaxFitness.getSecond() == InferiorFitness.instance()) {
        throw new UnsupportedOperationException(
                "Cannot weigh entities where all entities have Inferior fitness.");
    }//w ww.j  a  v a 2 s. c  o m

    double minMaxDifference = minMaxFitness.getSecond().getValue() - minMaxFitness.getFirst().getValue();

    for (T t : iterable) {
        double weight = (this.entityFitness.getFitness((Entity) t).getValue()
                - minMaxFitness.getFirst().getValue()) / minMaxDifference;
        result.add(new WeightedObject(t, weight));
    }

    return result;
}

From source file:org.apache.brooklyn.entity.nosql.hazelcast.HazelcastTestHelper.java

public static void testHazelcastCluster(TestApplication app, Location loc) {
    HazelcastCluster cluster = app.createAndManageChild(
            EntitySpec.create(HazelcastCluster.class).configure(HazelcastCluster.INITIAL_SIZE, 3)
                    .configure(HazelcastCluster.MEMBER_SPEC, EntitySpec.create(HazelcastNode.class)));
    app.start(ImmutableList.of(loc));/*  w w  w.  j a va  2s.  c o  m*/

    EntityAsserts.assertAttributeEqualsEventually(cluster, HazelcastNode.SERVICE_UP, true);

    HazelcastNode first = (HazelcastNode) Iterables.get(cluster.getMembers(), 0);
    HazelcastNode second = (HazelcastNode) Iterables.get(cluster.getMembers(), 1);

    assertNodesUpAndInCluster(first, second);

    EntityAsserts.assertAttributeEqualsEventually(cluster, Attributes.SERVICE_UP, true);
}