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

Introduction

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

Prototype

public static boolean isEmpty(Iterable<?> iterable)

Source Link

Document

Determines if the given iterable contains no elements.

Usage

From source file:com.cloudera.nav.sdk.client.MetadataResultIterator.java

public MetadataResultIterator(NavApiCient client, MetadataType type, String query, Integer limit,
        Iterable<String> extractorRunIds) {
    this.client = client;
    this.type = type;
    this.userQuery = query;
    this.limit = limit;
    this.partitionRunIdIterator = Iterables.partition(extractorRunIds, MAX_QUERY_PARTITION_SIZE).iterator();
    if (Iterables.isEmpty(extractorRunIds)) {
        nextQuery = userQuery;// w  w  w  .  ja  v a 2 s.c o m
    } else {
        getNextQuery();
    }
    getNextBatch();
}

From source file:com.b2international.snowowl.snomed.api.impl.FsnJoinerOperation.java

public final List<T> run() {
    final Iterable<SnomedConcept> concepts = getConceptEntries(conceptId);
    if (Iterables.isEmpty(concepts)) {
        return ImmutableList.of();
    }/*w w w. j  av  a 2 s  . co  m*/

    Map<String, SnomedDescription> descriptionsByConcept = initDescriptionsByConcept(concepts);
    return convertConceptEntries(concepts, descriptionsByConcept);
}

From source file:org.jboss.hal.core.mbui.dialog.AddResourceDialog.java

public AddResourceDialog(String id, String title, Metadata metadata, Iterable<String> attributes,
        Callback callback) {/*from  w  ww. j av a  2s .c  o m*/
    nameItem = new NameItem();
    ModelNodeForm.Builder<ModelNode> formBuilder = new ModelNodeForm.Builder<>(id, metadata)
            .unboundFormItem(nameItem, 0).fromRequestProperties().requiredOnly()
            .onSave((f, changedValues) -> saveForm(callback, form.getModel()));

    if (!Iterables.isEmpty(attributes)) {
        formBuilder.include(attributes).unsorted();
    }

    init(title, formBuilder.build());
}

From source file:com.isotrol.impe3.pms.core.obj.DevicePagesObject.java

/**
 * Builds a collection from a set of pages.
 * @param portal Portal Id./*  w w w .  ja  va2 s  . co m*/
 * @param device Device Id.
 * @param pages Pages.
 * @param parent Parent pages.
 * @return The requested collection.
 */
static DevicePagesObject of(UUID portal, UUID device, Iterable<PageObject> pages, DevicePagesObject parent) {
    if (Iterables.isEmpty(pages) && (parent == null || parent.isEmpty())) {
        return of(portal, device);
    }
    return new Pages(portal, device, pages, parent);
}

From source file:org.eclipse.sirius.diagram.ui.tools.internal.actions.repair.AbstractAbstractDNodeDiagramElementState.java

/**
 * {@inheritDoc}//from   ww w .j av  a  2 s .co  m
 * 
 * @see org.eclipse.sirius.diagram.tools.internal.actions.repair.AbstractDiagramElementState#storeElementState(EObject,
 *      DiagramElementMapping, org.eclipse.sirius.diagram.DDiagramElement)
 */
@Override
public void storeElementState(EObject target, DiagramElementMapping mapping, D element) {
    super.storeElementState(target, mapping, element);

    Iterable<ArrangeConstraint> existingArrangeConstraints = Iterables.filter(element.getArrangeConstraints(),
            ArrangeConstraint.class);
    if (!Iterables.isEmpty(existingArrangeConstraints)) {
        Iterables.addAll(arrangeConstraints, existingArrangeConstraints);
    }
}

From source file:org.sonar.plugins.pmd.PmdSensor.java

private boolean hasFilesToCheck(Type type, String repositoryKey) {
    FilePredicates predicates = fs.predicates();
    Iterable<File> files = fs.files(predicates.and(predicates.hasLanguage(Java.KEY), predicates.hasType(type)));
    return !Iterables.isEmpty(files) && !profile.getActiveRulesByRepository(repositoryKey).isEmpty();
}

From source file:org.apache.aurora.common.base.MorePreconditions.java

/**
 * Checks that an Iterable is both non-null and non-empty.  This method does not check individual
 * elements in the Iterable, it just checks that the Iterable has at least one element.
 *
 * @param argument the argument to validate
 * @param message the message template for validation exception messages where %s serves as the
 *     sole argument placeholder//from w  ww .j  a  v  a  2s  .  c o  m
 * @param args any arguments needed by the message template
 * @return the argument if it is valid
 * @throws NullPointerException if the argument is null
 * @throws IllegalArgumentException if the argument has no iterable elements
 */
public static <S, T extends Iterable<S>> T checkNotBlank(T argument, String message, Object... args) {
    Preconditions.checkNotNull(argument, message, args);
    Preconditions.checkArgument(!Iterables.isEmpty(argument), message, args);
    return argument;
}

From source file:com.google.api.server.spi.config.model.ApiNamespaceConfig.java

@Override
public boolean equals(Object o) {
    if (this == o) {
        return true;
    }/*  ww  w  .  j a  v  a2  s . com*/
    if (!(o instanceof ApiNamespaceConfig)) {
        return false;
    }
    ApiNamespaceConfig that = (ApiNamespaceConfig) o;
    return Iterables.isEmpty(getConfigurationInconsistencies(that));
}

From source file:org.icgc.dcc.portal.util.ElasticsearchResponseUtils.java

/**
 * Returns first value of the list as a String
 *//*from  w w  w .j av a2 s .  co  m*/
public static String getString(Object values) {
    if (values == null) {
        return null;
    }

    if (values instanceof Iterable<?>) {
        val iterable = (Iterable<?>) values;
        return Iterables.isEmpty(iterable) ? null : Iterables.get(iterable, 0).toString();
    }

    if (values instanceof String) {
        return values.toString();
    }

    return null;
}

From source file:org.tensorics.core.iterable.lang.QuantityIterableSupport.java

public final QuantifiedValue<V> stdOf(Iterable<QuantifiedValue<V>> values) {
    if (Iterables.isEmpty(values)) {
        throw new IllegalArgumentException("Standard deviation of empty value set is not possible.");
    }/*from   w  w w. j a v  a 2  s  .  c o  m*/
    return squareRootOf(varOf(values));
}