Example usage for com.google.common.collect ImmutableSet size

Introduction

In this page you can find the example usage for com.google.common.collect ImmutableSet size.

Prototype

int size();

Source Link

Document

Returns the number of elements in this set (its cardinality).

Usage

From source file:edu.wpi.checksims.ChecksimsRunner.java

/**
 * Main public entrypoint to Checksims. Runs similarity detection according to given configuration.
 *
 * @param config Configuration defining how Checksims will be run
 *//*www.j  a v a 2 s . c  om*/
public static void runChecksims(ChecksimsConfig config) {
    checkNotNull(config);

    // Set parallelism
    int threads = config.getNumThreads();
    ParallelAlgorithm.setThreadCount(threads);
    // TODO following line may not be necessary as we no longer use parallel streams?
    System.setProperty("java.util.concurrent.ForkJoinPool.common.parallelism", "" + threads);

    ImmutableSet<Submission> submissions = config.getSubmissions();

    logs.info("Got " + submissions.size() + " submissions to test.");

    if (submissions.size() == 0) {
        logs.error("No student submissions were found! Nothing to do!");
        System.exit(0);
    }

    // Apply the common code handler (which may just be a pass-through operation, if there is no common code)
    submissions = ImmutableSet.copyOf(config.getCommonCodeHandler().handleCommonCode(submissions));

    // Apply all preprocessors
    for (SubmissionPreprocessor p : config.getPreprocessors()) {
        submissions = ImmutableSet.copyOf(PreprocessSubmissions.process(p, submissions));
    }

    if (submissions.size() < 2) {
        logs.error("Not enough submissions for a pairwise comparison! Nothing to do!");
        System.exit(0);
    }

    // Apply algorithm to submission
    Set<Pair<Submission, Submission>> allPairs = PairGenerator.generatePairs(submissions);
    Set<AlgorithmResults> results = AlgorithmRunner.runAlgorithm(allPairs, config.getAlgorithm());
    try {
        SimilarityMatrix resultsMatrix = SimilarityMatrix.generateMatrix(submissions, results);

        // All parallel jobs are done, shut down the parallel executor
        ParallelAlgorithm.shutdownExecutor();

        // Output using all output printers
        OutputPrinter printer = config.getOutputMethod();
        for (MatrixPrinter p : config.getOutputPrinters()) {
            logs.info("Generating " + p.getName() + " output");

            printer.print(resultsMatrix, p);
        }
    } catch (InternalAlgorithmError e) {
        logs.error("Error generating Similarity Matrix!");
        logs.error(e.getMessage());
        e.printStackTrace();
        System.exit(-1);
    }
}

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From source file:com.google.template.soy.types.aggregate.UnionType.java

/**
 * Create a union from a collection of types.
 * @param members Member types of the union.
 * @return Union of those types.//from w  w  w. ja  va 2s . co  m
 *    If there is exactly one distinct type in members, then this will not be a UnionType.
 */
public static SoyType of(Collection<SoyType> members) {
    ImmutableSet<SoyType> flattenedMembers = flatten(members);
    if (flattenedMembers.size() == 1) {
        return Iterables.getOnlyElement(flattenedMembers);
    }
    return new UnionType(flattenedMembers);
}

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From source file:dagger2.internal.codegen.ProvidesMethodValidator.java

/** Validates that a Provides or Produces method doesn't have multiple qualifiers. */
static void validateMethodQualifiers(ValidationReport.Builder<ExecutableElement> builder,
        ExecutableElement methodElement) {
    ImmutableSet<? extends AnnotationMirror> qualifiers = getQualifiers(methodElement);
    if (qualifiers.size() > 1) {
        for (AnnotationMirror qualifier : qualifiers) {
            builder.addItem(PROVIDES_OR_PRODUCES_METHOD_MULTIPLE_QUALIFIERS, methodElement, qualifier);
        }/*from  w  w  w . j  a  va2s .co  m*/
    }
}

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From source file:dagger2.internal.codegen.Binding.java

static Optional<String> bindingPackageFor(Iterable<? extends Binding> bindings) {
    ImmutableSet.Builder<String> bindingPackagesBuilder = ImmutableSet.builder();
    for (Binding binding : bindings) {
        bindingPackagesBuilder.addAll(binding.bindingPackage().asSet());
    }//from   www  .j  a  v  a2 s.co m
    ImmutableSet<String> bindingPackages = bindingPackagesBuilder.build();
    switch (bindingPackages.size()) {
    case 0:
        return Optional.absent();
    case 1:
        return Optional.of(bindingPackages.iterator().next());
    default:
        throw new IllegalArgumentException();
    }
}

---

From source file:com.palantir.atlasdb.keyvalue.cassandra.jmx.CassandraJmxCompaction.java

public static Optional<CassandraJmxCompactionManager> createJmxCompactionManager(
        CassandraKeyValueServiceConfigManager configManager) {
    Preconditions.checkNotNull(configManager);
    CassandraKeyValueServiceConfig config = configManager.getConfig();
    CassandraJmxCompaction jmxCompaction = new CassandraJmxCompaction(config);

    Optional<CassandraJmxCompactionConfig> jmxConfig = config.jmx();
    // need to set the property before creating the JMX compaction client
    if (!jmxConfig.isPresent()) {
        log.info("Jmx compaction is not enabled.");
        return Optional.absent();
    }// ww  w  .  j  a  v a 2  s  . c o m

    jmxCompaction.setJmxSslProperty(jmxConfig.get());
    ImmutableSet<CassandraJmxCompactionClient> clients = jmxCompaction.createCompactionClients(jmxConfig.get());
    ExecutorService exec = Executors.newFixedThreadPool(clients.size(),
            new ThreadFactoryBuilder().setNameFormat("Cassandra-Jmx-Compaction-ThreadPool-%d").build());

    return Optional.of(CassandraJmxCompactionManager.create(clients, exec));
}

---

From source file:net.lldp.checksims.ChecksimsRunner.java

/**
 * Main public entrypoint to Checksims. Runs similarity detection according to given configuration.
 *
 * @param config Configuration defining how Checksims will be run
 * @return Map containing output of all output printers requested. Keys are name of output printer.
 * @throws ChecksimsException Thrown on error performing similarity detection
 *///from   ww  w  .j  ava 2 s .  co m
public static ImmutableMap<String, String> runChecksims(ChecksimsConfig config) throws ChecksimsException {
    checkNotNull(config);

    // Create a logger to log activity
    Logger logs = LoggerFactory.getLogger(ChecksimsRunner.class);

    // Set parallelism
    int threads = config.getNumThreads();
    ParallelAlgorithm.setThreadCount(threads);
    // TODO following line may not be necessary as we no longer use parallel streams?
    System.setProperty("java.util.concurrent.ForkJoinPool.common.parallelism", "" + threads);

    ImmutableSet<Submission> submissions = config.getSubmissions();

    logs.info("Got " + submissions.size() + " submissions to test.");

    ImmutableSet<Submission> archiveSubmissions = config.getArchiveSubmissions();

    if (!archiveSubmissions.isEmpty()) {
        logs.info("Got " + archiveSubmissions.size() + " archive submissions to test.");
    }

    if (submissions.size() == 0) {
        throw new ChecksimsException("No student submissions were found - cannot run Checksims!");
    }

    // Apply all preprocessors
    for (SubmissionPreprocessor p : config.getPreprocessors()) {
        submissions = ImmutableSet
                .copyOf(PreprocessSubmissions.process(p, submissions, config.getStatusLogger()));

        if (!archiveSubmissions.isEmpty()) {
            archiveSubmissions = ImmutableSet
                    .copyOf(PreprocessSubmissions.process(p, archiveSubmissions, config.getStatusLogger()));
        }
    }

    if (submissions.size() < 2) {
        throw new ChecksimsException("Did not get at least 2 student submissions! Cannot run Checksims!");
    }

    // Apply algorithm to submissions
    Set<Pair<Submission, Submission>> allPairs = PairGenerator.generatePairsWithArchive(submissions,
            archiveSubmissions);
    Set<AlgorithmResults> results = AlgorithmRunner.runAlgorithm(allPairs, config.getAlgorithm(),
            config.getStatusLogger());

    if (config.isIgnoringInvalid()) {
        Set<Submission> validSubmissions = new HashSet<>();
        Set<Submission> validArchivedSubmissions = new HashSet<>();
        Set<AlgorithmResults> validResults = new HashSet<>();
        submissions.stream().filter(S -> !S.testFlag("invalid")).forEach(S -> validSubmissions.add(S));
        archiveSubmissions.stream().filter(S -> !S.testFlag("invalid"))
                .forEach(S -> validArchivedSubmissions.add(S));
        results.stream().filter(S -> S.isValid()).forEach(S -> validResults.add(S));

        submissions = ImmutableSet.copyOf(validSubmissions);
        archiveSubmissions = ImmutableSet.copyOf(validArchivedSubmissions);
        results = validResults;

    }

    SimilarityMatrix resultsMatrix = SimilarityMatrix.generateMatrix(submissions, archiveSubmissions, results);

    // All parallel jobs are done, shut down the parallel executor
    ParallelAlgorithm.shutdownExecutor();
    config.getStatusLogger().end();

    Map<String, String> outputMap = new HashMap<>();

    // Output using all output printers
    for (MatrixPrinter p : config.getOutputPrinters()) {
        logs.info("Generating " + p.getName() + " output");

        outputMap.put(p.getName(), p.printMatrix(resultsMatrix));
    }

    ChecksimsCommandLine.deleteTempFiles();

    return ImmutableMap.copyOf(outputMap);
}

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From source file:ca.cutterslade.match.scheduler.Scheduler.java

private static ImmutableSet<Team> padWithByes(ImmutableSet<Tier> tiers, ImmutableSet<Team> realTeams,
        int teamsPerTier) {
    ImmutableSet.Builder<Team> b = ImmutableSet.builder();
    for (Tier tier : tiers) {
        ImmutableSet<Team> tierTeams = ImmutableSet.copyOf(tier.getTeams(realTeams));
        b.addAll(tierTeams);/*from   w  w w . j  av  a2s  .co  m*/
        if (tierTeams.size() > teamsPerTier)
            throw new AssertionError("More than allowed number of teams");
        if (tierTeams.size() < teamsPerTier)
            for (int i = 0, n = teamsPerTier - tierTeams.size(); i < n; i++)
                b.add(new Team("B" + i, tier));
    }
    return b.build();
}

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From source file:com.spectralogic.ds3autogen.utils.ConverterUtil.java

/**
 * Gets a set of type names used within a list of Ds3Types
 *///from   w w w. ja  v a 2 s  . com
protected static ImmutableSet<String> getUsedTypesFromAllTypes(final ImmutableMap<String, Ds3Type> typeMap,
        final ImmutableSet<String> usedTypes) {
    if (isEmpty(usedTypes) || isEmpty(typeMap)) {
        return ImmutableSet.of();
    }
    final ImmutableSet.Builder<String> builder = ImmutableSet.builder();
    builder.addAll(usedTypes);
    for (final String type : usedTypes) {
        final Ds3Type ds3Type = typeMap.get(type);
        if (ds3Type != null) {
            builder.addAll(getUsedTypesFromType(ds3Type));
        } else {
            //Log but do not throw an exception because there are cases where a type
            //doesn't need to be generated. Especially true during testing.
            LOG.error("Could not find used type in Type Map: " + type);
        }
    }
    final ImmutableSet<String> newUsedTypes = builder.build();
    if (newUsedTypes.size() > usedTypes.size()) {
        return getUsedTypesFromAllTypes(typeMap, newUsedTypes);
    }
    return newUsedTypes;
}

---

From source file:com.facebook.buck.distributed.DistBuildState.java

public static BuildJobState dump(DistBuildCellIndexer distributedBuildCellIndexer,
        DistBuildFileHashes fileHashes, DistBuildTargetGraphCodec targetGraphCodec, TargetGraph targetGraph,
        ImmutableSet<BuildTarget> topLevelTargets) throws IOException, InterruptedException {
    Preconditions.checkArgument(topLevelTargets.size() > 0);
    BuildJobState jobState = new BuildJobState();
    jobState.setFileHashes(fileHashes.getFileHashes());
    jobState.setTargetGraph(targetGraphCodec.dump(targetGraph.getNodes(), distributedBuildCellIndexer));
    jobState.setCells(distributedBuildCellIndexer.getState());

    for (BuildTarget target : topLevelTargets) {
        jobState.addToTopLevelTargets(target.getFullyQualifiedName());
    }//from  w  w  w.  j  a  v a  2s.com
    return jobState;
}

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From source file:ai.grakn.graql.Autocomplete.java

/**
 * @param types the graph to find types in
 * @param query a graql query/*from w  ww .jav a 2 s.  c  o  m*/
 * @param optToken the token the cursor is on in the query
 * @return a set of potential autocomplete words
 */
private static ImmutableSet<String> findCandidates(Set<String> types, String query,
        Optional<? extends Token> optToken) {
    ImmutableSet<String> allCandidates = Stream.of(GRAQL_KEYWORDS.stream(), types.stream(), getVariables(query))
            .flatMap(Function.identity()).collect(toImmutableSet());

    return optToken.map(token -> {
        ImmutableSet<String> candidates = allCandidates.stream()
                .filter(candidate -> candidate.startsWith(token.getText())).collect(toImmutableSet());

        if (candidates.size() == 1 && candidates.iterator().next().equals(token.getText())) {
            return ImmutableSet.of(" ");
        } else {
            return candidates;
        }
    }).orElse(allCandidates);
}

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