Example usage for java.util Collections EMPTY

Introduction

In this page you can find the example usage for java.util Collections EMPTY_SET.

Prototype

Set EMPTY_SET

To view the source code for java.util Collections EMPTY_SET.

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Document

The empty set (immutable).

Usage

From source file:edu.indiana.lib.twinpeaks.util.StatusUtils.java

/**
 * Get an iterator into the system status map
 * @param sessionContext Active SessionContext
 * @return Status map Iterator//  ww  w  . j ava 2  s . co m
 */
public static Iterator getStatusMapEntrySetIterator(SessionContext sessionContext) {
    HashMap statusMap = (HashMap) sessionContext.get("searchStatus");
    Set entrySet = Collections.EMPTY_SET;

    if (statusMap != null) {
        entrySet = statusMap.entrySet();
    }
    return entrySet.iterator();
}

From source file:com.exxonmobile.ace.hybris.core.actions.replenishment.CloneCartAction.java

@Override
public void executeAction(final ReplenishmentProcessModel process) throws Exception {
    final CartToOrderCronJobModel cartToOrderCronJob = process.getCartToOrderCronJob();
    final CartModel cronJobCart = cartToOrderCronJob.getCart();
    getUserService().setCurrentUser(cronJobCart.getUser());
    final CartModel clone = getCartService().clone(getTypeService().getComposedTypeForClass(CartModel.class),
            getTypeService().getComposedTypeForClass(CartEntryModel.class), cronJobCart,
            getGuidKeyGenerator().generate().toString());
    clone.setPaymentAddress(cartToOrderCronJob.getPaymentAddress());
    clone.setDeliveryAddress(cartToOrderCronJob.getDeliveryAddress());
    clone.setPaymentInfo(cartToOrderCronJob.getPaymentInfo());
    clone.setStatus(OrderStatus.CREATED);
    clone.setAllPromotionResults(Collections.EMPTY_SET);
    clone.setPaymentTransactions(Collections.EMPTY_LIST);
    clone.setPermissionResults(Collections.EMPTY_LIST);
    clone.setGuid(getGuidKeyGenerator().generate().toString());
    this.modelService.save(clone);
    processParameterHelper.setProcessParameter(process, "cart", clone);
}

From source file:com.phoenixst.plexus.examples.EmptyGraph.java

/**
 *  Returns an empty <code>Collection</code>.
 *///from  w  ww  .  j ava  2  s .co  m
public Collection incidentEdges(Object node, Predicate traverserPredicate) {
    checkNode(node);
    return Collections.EMPTY_SET;
}

From source file:org.apache.jackrabbit.core.util.EmptyLinkedMap.java

/**
 * Returns an unmodifiable empty set.
 *
 * @return an unmodifiable empty set.
 */
public Set entrySet() {
    return Collections.EMPTY_SET;
}

From source file:MainClass.java

public Iterator getPrefixes(String namespaceURI) {
    if (namespaceURI == null)
        throw new IllegalArgumentException("namespaceURI cannot be null");
    if (prefixesByURI.containsKey(namespaceURI)) {
        return ((Set) prefixesByURI.get(namespaceURI)).iterator();
    } else {//from  ww w .ja  va  2s .  c  o m
        return Collections.EMPTY_SET.iterator();
    }
}

From source file:com.adobe.acs.commons.analysis.jcrchecksum.impl.options.RequestChecksumGeneratorOptions.java

private static Set<String> getPathsFromInputstream(InputStream is, String encoding) throws IOException {
    if (is == null) {
        return Collections.EMPTY_SET;
    }//from   w  w w .j  av a 2s .  c  o  m

    Set<String> paths = new HashSet<String>();
    encoding = (encoding != null) ? encoding : Charset.defaultCharset().name();

    try (BufferedReader br = new BufferedReader(new InputStreamReader(is, encoding))) {
        String path;
        while ((path = br.readLine()) != null) {
            paths.add(path);
        }
    }

    return paths;
}

From source file:com.cyclopsgroup.waterview.navigator.impl.DefaultNavigatorHome.java

Collection getChildren(String path) {
    Collection c = (Collection) parentPathIndex.get(path);
    return c == null ? Collections.EMPTY_SET : c;
}

From source file:name.richardson.james.bukkit.utilities.command.matcher.PlayerMatcherTest.java

@Test
public void matches_WhenNoMatchAvailable_ReturnEmptySet() {
    assertEquals(getMatcher().matches(""), Collections.EMPTY_SET);
}

From source file:org.atemsource.atem.utility.transform.impl.builder.Constant.java

@Override
public AttributeTransformation<A, B> create(EntityType<B> targetType) {
    GenericAttributeTransformation<A, B> instance = beanLocator
            .getInstance(GenericAttributeTransformation.class);
    Set<AttributePath> attributeAs = Collections.EMPTY_SET;
    instance.setAttributeAs(attributeAs);
    Set<AttributePath> attributeBs = new HashSet<AttributePath>();
    final AttributePath targetPath = attributePathBuilderFactory.createAttributePath(targetAttribute,
            targetType);//from   w w  w . ja va  2 s. c o  m
    attributeBs.add(targetPath);
    instance.setAttributeBs(attributeBs);
    instance.setTransformation(new JavaTransformation<A, B>() {

        @Override
        public void mergeAB(A a, B b, TransformationContext ctx) {
            targetPath.setValue(b, constantValue);
        }

        @Override
        public void mergeBA(B b, A a, TransformationContext ctx) {
        }
    });
    return instance;

}

From source file:name.richardson.james.bukkit.utilities.command.argument.suggester.PlayerMatcherTest.java

@Test
public void matches_WhenNoMatchAvailable_ReturnEmptySet() {
    assertEquals(getSuggester().suggestValue(""), Collections.EMPTY_SET);
}

Example usage for java.util Collections EMPTY_SET

Introduction

Prototype

Document

Usage