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

Introduction

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

Prototype

public static <E> HashSet<E> newHashSet()

Source Link

Document

Creates a mutable, initially empty HashSet instance.

Usage

From source file:org.jetbrains.jet.lang.resolve.scopes.JetScopeSelectorUtil.java

@NotNull
public static <D extends DeclarationDescriptor> Collection<D> collect(Collection<JetScope> scopes,
        ScopeByNameMultiSelector<D> selector, Name name) {
    Set<D> descriptors = Sets.newHashSet();

    for (JetScope scope : scopes) {
        descriptors.addAll(selector.get(scope, name));
    }/* www  .ja v a2  s . c o  m*/

    return descriptors;
}

From source file:org.apache.rocketmq.console.model.ConnectionInfo.java

public static HashSet<Connection> buildConnectionInfoHashSet(Collection<Connection> connectionList) {
    HashSet<Connection> connectionHashSet = Sets.newHashSet();
    for (Connection connection : connectionList) {
        connectionHashSet.add(buildConnectionInfo(connection));
    }//w  w  w  .  j  ava 2s.c  om
    return connectionHashSet;
}

From source file:org.apache.kylin.cube.cuboid.algorithm.CuboidStatsUtil.java

/**
 * For generating mandatory cuboids,//from  w  ww. ja v a  2s. c om
 * a cuboid is mandatory if the expectation of rolling up count exceeds a threshold
 * */
public static Set<Long> generateMandatoryCuboidSet(Map<Long, Long> statistics, Map<Long, Long> hitFrequencyMap,
        Map<Long, Map<Long, Long>> rollingUpCountSourceMap, final long rollUpThresholdForMandatory) {
    Set<Long> mandatoryCuboidSet = Sets.newHashSet();
    if (hitFrequencyMap == null || hitFrequencyMap.isEmpty() || rollingUpCountSourceMap == null
            || rollingUpCountSourceMap.isEmpty()) {
        return mandatoryCuboidSet;
    }
    long totalHitFrequency = 0L;
    for (long hitFrequency : hitFrequencyMap.values()) {
        totalHitFrequency += hitFrequency;
    }

    if (totalHitFrequency == 0) {
        return mandatoryCuboidSet;
    }

    for (Map.Entry<Long, Long> hitFrequency : hitFrequencyMap.entrySet()) {
        long cuboid = hitFrequency.getKey();
        if (statistics.get(cuboid) != null) {
            continue;
        }
        if (rollingUpCountSourceMap.get(cuboid) == null || rollingUpCountSourceMap.get(cuboid).isEmpty()) {
            continue;
        }
        long totalEstScanCount = 0L;
        for (long estScanCount : rollingUpCountSourceMap.get(cuboid).values()) {
            totalEstScanCount += estScanCount;
        }
        totalEstScanCount /= rollingUpCountSourceMap.get(cuboid).size();
        if ((hitFrequency.getValue() * 1.0 / totalHitFrequency)
                * totalEstScanCount >= rollUpThresholdForMandatory) {
            mandatoryCuboidSet.add(cuboid);
        }
    }
    return mandatoryCuboidSet;
}

From source file:eu.cloudwave.wp5.feedback.eclipse.base.core.handlers.HandlerToolkit.java

/**
 * Returns all projects that are currently selected.
 * // w w  w .j  av  a2  s.  c  o m
 * @param event
 *          {@link ExecutionEvent}
 * @return a {@link Set} containing all currently selected {@link IProject}'s
 */
public static Set<IProject> getSelectedProjects(final ExecutionEvent event) {
    final Set<IProject> selectedProjects = Sets.newHashSet();
    final ISelection selection = HandlerUtil.getCurrentSelection(event);
    if (selection instanceof IStructuredSelection) {
        final IStructuredSelection structuredSelection = (IStructuredSelection) selection;
        for (final Iterator<?> it = structuredSelection.iterator(); it.hasNext();) {
            final Object selectedElement = it.next();
            if (selectedElement instanceof IProject) {
                selectedProjects.add((IProject) selectedElement);
            } else if (selectedElement instanceof IAdaptable) {
                selectedProjects.add((IProject) ((IAdaptable) selectedElement).getAdapter(IProject.class));
            }
        }
    }
    return ImmutableSet.copyOf(selectedProjects);
}

From source file:org.spdx.rdfparser.RdfModelHelper.java

/**
 * Compares 2 arrays to see if thier content is the same independent of
 * order and considering nulls//from   w  ww  . j av a2 s . c o m
 * @param array1
 * @param array2
 * @return
 */
public static boolean arraysEqual(Object[] array1, Object[] array2) {
    if (array1 == null) {
        return array2 == null;
    }
    if (array2 == null) {
        return false;
    }
    if (array1.length != array2.length) {
        return false;
    }
    Set<Integer> foundIndexes = Sets.newHashSet();
    for (int i = 0; i < array1.length; i++) {
        boolean found = false;
        for (int j = 0; j < array2.length; j++) {
            if (!foundIndexes.contains(j) && Objects.equal(array1[i], array2[j])) {
                found = true;
                foundIndexes.add(j);
                break;
            }
        }
        if (!found) {
            return false;
        }
    }
    return true;
}

From source file:presto.android.gui.listener.ListenerRegistration.java

public ListenerRegistration(EventType eventType, String subsig, int position, SootClass listenerClass) {
    this.eventType = eventType;
    this.subsig = subsig;
    this.position = position;
    this.listenerClass = listenerClass;
    this.handlers = Sets.newHashSet();
}

From source file:org.terasology.world.generator.plugin.TempWorldGeneratorPluginLibrary.java

private static ModuleEnvironment getEnv() {
    ModuleManager moduleManager = CoreRegistry.get(ModuleManager.class);
    AssetManager assetManager = CoreRegistry.get(AssetManager.class);
    Config config = CoreRegistry.get(Config.class);

    Set<Module> selectedModules = Sets.newHashSet();
    for (Name moduleName : config.getDefaultModSelection().listModules()) {
        Module module = moduleManager.getRegistry().getLatestModuleVersion(moduleName);
        if (module != null) {
            selectedModules.add(module);
            for (DependencyInfo dependencyInfo : module.getMetadata().getDependencies()) {
                selectedModules.add(moduleManager.getRegistry().getLatestModuleVersion(dependencyInfo.getId()));
            }/*from   www  .j  a v a  2s.c o m*/
        }
    }
    ModuleEnvironment environment = moduleManager.loadEnvironment(selectedModules, false);
    assetManager.setEnvironment(environment);
    return environment;
}

From source file:org.kiji.maven.plugins.BentoTestUtils.java

static void validateHdfs(final Configuration conf) throws URISyntaxException, IOException {
    final URI bentoHdfsUri = new URI("hdfs:///");
    final FileSystem hdfs = FileSystem.get(bentoHdfsUri, conf);

    // Collect directory names.
    final Set<String> directoryNames = Sets.newHashSet();
    for (final FileStatus file : hdfs.listStatus(new Path("/"))) {
        directoryNames.add(file.getPath().getName());
    }/*from ww  w . j av  a 2 s  . c o  m*/
    Assert.assertTrue("Bento HDFS must have /hbase/", directoryNames.contains("hbase"));
    Assert.assertTrue("Bento HDFS must have /user/", directoryNames.contains("user"));
    Assert.assertTrue("Bento HDFS must have /var/", directoryNames.contains("var"));
    Assert.assertTrue("Bento HDFS must have /tmp", directoryNames.contains("tmp"));
}

From source file:org.s1ck.gdl.model.GraphElement.java

public GraphElement() {
    graphs = Sets.newHashSet();
}

From source file:edu.harvard.med.screensaver.io.parseutil.CsvSetColumn.java

@Override
protected Set<E> parseField(String value) throws ParseException {
    Set<E> set = Sets.newHashSet();
    if (value != null) {
        String[] values = value.split(DataExporter.LIST_DELIMITER, -1);
        for (String v : values) {
            if (!set.add(parseElement(v.trim()))) {
                throw new ParseException(new ParseError(getName() + " cannot contain duplicates: " + v));
            }/*from  w  w w . j  a v  a2s. co  m*/
        }
    }
    return set;
}