Example usage for com.google.common.collect Sets intersection

Introduction

In this page you can find the example usage for com.google.common.collect Sets intersection.

Prototype

public static <E> SetView<E> intersection(final Set<E> set1, final Set<?> set2)

Source Link

Document

Returns an unmodifiable view of the intersection of two sets.

Usage

From source file:springfox.documentation.spring.web.plugins.PathAndParametersEquivalence.java

@Override
protected boolean doEquivalent(RequestHandler a, RequestHandler b) {
    return a.getPatternsCondition().equals(b.getPatternsCondition())
            && !Sets.intersection(a.supportedMethods(), b.supportedMethods()).isEmpty()
            && a.params().equals(b.params())
            && Sets.difference(wrapped(a.getParameters()), wrapped(b.getParameters())).isEmpty();
}

From source file:com.netflix.exhibitor.core.config.RollingHostNamesBuilder.java

RollingHostNamesBuilder(InstanceConfig rootConfig, InstanceConfig rollingConfig, String leaderHostname) {
    ServerList rootServers = new ServerList(rootConfig.getString(StringConfigs.SERVERS_SPEC));
    ServerList rollingServers = new ServerList(rollingConfig.getString(StringConfigs.SERVERS_SPEC));

    Set<String> newServers = Sets.difference(Sets.newTreeSet(rollingServers.getHostnames()),
            Sets.newTreeSet(rootServers.getHostnames()));
    Set<String> unchangedServers = Sets.intersection(Sets.newTreeSet(rollingServers.getHostnames()),
            Sets.newTreeSet(rootServers.getHostnames()));

    ImmutableList.Builder<String> builder = ImmutableList.builder();
    builder.addAll(newServers); // new servers need to be started first as the others will try to communicate with them. You may have issues if there is more than 1 new server
    if ((leaderHostname != null) && unchangedServers.contains(leaderHostname)) {
        Set<String> allButLeader = Sets.difference(unchangedServers, Sets.newHashSet(leaderHostname));
        builder.addAll(allButLeader); // the servers that are staying in the cluster can be restarted next.
        builder.add(leaderHostname); // restart the leader last in the hopes of keeping quorum as long as possible
    } else {/*from w  w  w .ja  va  2  s  . co m*/
        builder.addAll(unchangedServers); // the servers that are staying in the cluster can be restarted next.
    }
    rollingHostNames = builder.build(); // servers coming out of the cluster can be restarted all at once at the end (assuming they still exist)
}

From source file:PageComparison.Shingle.java

public float jaccard_similarity_coeff(Set<String> shinglesA, Set<String> shinglesB) {
    float neumerator = Sets.intersection(shinglesA, shinglesB).size();
    float denominator = Sets.union(shinglesA, shinglesB).size();
    float result = (neumerator / denominator);
    return result;
}

From source file:mod.steamnsteel.world.ore.NiterOreGenerator.java

private static boolean isQualifiedBiome(BiomeGenBase biome) {
    return Sets.intersection(EnumSet.copyOf(Arrays.asList(BiomeDictionary.getTypesForBiome(biome))),
            BLACKLISTED_BIOME_TYPES).isEmpty();
}

From source file:org.stackwire.fca.utils.Utils.java

public static Set<Integer> intersect(Set<Set<Integer>> set) {
    Iterator<Set<Integer>> it = set.iterator();
    Set<Integer> result = it.next();
    while (it.hasNext()) {
        result = Sets.intersection(result, Sets.newHashSet(it.next()));
    }/*from  w  w w .jav  a2 s .  c  o  m*/
    return result;
}

From source file:com.google.gerrit.server.account.ListGroupMembership.java

@Override
public Set<AccountGroup.UUID> intersection(Iterable<AccountGroup.UUID> groupIds) {
    return Sets.intersection(ImmutableSet.copyOf(groupIds), groups);
}

From source file:es.usc.citius.composit.core.matcher.logic.ExactSetMatchFunction.java

@Override
public MatchTable<E, LogicMatchType> fullMatch(Set<E> source, Set<E> target) {
    // Perform a set intersection
    Sets.SetView<E> intersection = Sets.intersection(source, target);
    MatchTable<E, LogicMatchType> result = new MatchTable<E, LogicMatchType>();
    for (E e : intersection) {
        result.addMatch(e, e, LogicMatchType.EXACT);
    }//from  w w w  . jav a2 s .  c om
    return result;
}

From source file:org.polarsys.reqcycle.commands.utils.RelationCommandUtils.java

public static Set<RelationCreationDescriptor> getAllRelationCommands(List<Reachable> sourceReachables,
        List<Reachable> targetReachables) {

    Set<RelationCreationDescriptor> set = Sets.newHashSet();
    Configuration defaultConfiguration = typeConfigProvider.getContainer().getDefaultConfiguration();
    if (defaultConfiguration != null) {
        for (Reachable sourceReachable : sourceReachables) {
            for (Reachable targetReachable : targetReachables) {
                Set<RelationCreationDescriptor> matches = getMatches(sourceReachable, targetReachable,
                        defaultConfiguration);
                if (set.isEmpty()) {
                    set = matches;/*  w  w w .ja  va 2s.  c  om*/
                } else {
                    set = Sets.intersection(set, matches);
                }
            }
        }
    } else {
        Activator.getDefault().getLog().log(
                new Status(Status.WARNING, Activator.PLUGIN_ID, "No default Reqcycle configuration was found"));
    }

    return set;
}

From source file:ai.grakn.graql.internal.reasoner.query.QueryAnswerStream.java

static boolean knownFilterWithInverse(Answer answer, Map<Pair<Var, Concept>, Set<Answer>> stream2InverseMap) {
    Iterator<Map.Entry<Var, Concept>> eit = answer.entrySet().iterator();
    Map.Entry<Var, Concept> entry = eit.next();
    Set<Answer> matchAnswers = findMatchingAnswers(entry.getKey(), entry.getValue(), stream2InverseMap);
    while (eit.hasNext()) {
        entry = eit.next();//www .ja  v  a  2 s  . c o  m
        matchAnswers = Sets.intersection(matchAnswers,
                findMatchingAnswers(entry.getKey(), entry.getValue(), stream2InverseMap));
    }
    for (Answer knownAnswer : matchAnswers) {
        if (knownAnswer.entrySet().containsAll(answer.entrySet())) {
            return false;
        }
    }
    return true;
}

From source file:com.jivesoftware.os.tasmo.view.reader.service.CountTreeNode.java

@Override
public JsonNode merge(JsonViewMerger merger, Set<Id> permittedIds) throws IOException {
    ObjectNode objectNode = merger.createObjectNode();
    objectNode.put(JSON_FIELD, Sets.intersection(idsSeen, permittedIds).size());
    return objectNode;
}