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

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Document

The empty set (immutable).

Usage

From source file:org.matonto.ontology.rest.impl.OntologyRestImplTest.java

@Test
public void testGetIRIsInImportedOntologiesWhenNoImports() {
    when(ontology.getImportsClosure()).thenReturn(Collections.EMPTY_SET);

    Response response = target().path("ontologies/" + encode(ontologyIRI.stringValue()) + "/imported-iris")
            .queryParam("branchId", branchId.stringValue()).queryParam("commitId", commitId.stringValue())
            .request().get();//from w w  w.j  a v a  2 s.c o  m

    assertEquals(response.getStatus(), 204);
}

From source file:org.matonto.ontology.rest.impl.OntologyRestImplTest.java

@Test
public void testGetImportsClosureWhenNoImports() {
    when(ontology.getImportsClosure()).thenReturn(Collections.EMPTY_SET);

    Response response = target()/* w w  w  .jav  a 2  s  .c o m*/
            .path("ontologies/" + encode(ontologyIRI.stringValue()) + "/imported-ontologies")
            .queryParam("branchId", branchId.stringValue()).queryParam("commitId", commitId.stringValue())
            .request().get();

    assertEquals(response.getStatus(), 204);
}

From source file:net.sourceforge.fenixedu.domain.student.Registration.java

final public Collection<CycleType> getConcludedCycles() {
    if (!getDegreeType().hasAnyCycleTypes()) {
        return Collections.EMPTY_SET;
    }//from  w w  w  .j a  va2 s. com

    final Collection<CycleType> result = new TreeSet<CycleType>(CycleType.COMPARATOR_BY_LESS_WEIGHT);

    for (final CycleType cycleType : getDegreeType().getCycleTypes()) {
        if (hasConcludedCycle(cycleType)) {
            result.add(cycleType);
        }
    }

    return result;
}

From source file:org.matonto.ontology.rest.impl.OntologyRestImplTest.java

@Test
public void testGetAnnotationsInImportedOntologiesWhenNoImports() {
    when(ontology.getImportsClosure()).thenReturn(Collections.EMPTY_SET);

    Response response = target()/*from ww  w.  j  av  a2s.c o m*/
            .path("ontologies/" + encode(ontologyIRI.stringValue()) + "/imported-annotations")
            .queryParam("branchId", branchId.stringValue()).queryParam("commitId", commitId.stringValue())
            .request().get();

    assertEquals(response.getStatus(), 204);
}

From source file:org.apache.geode.internal.cache.GemFireCacheImpl.java

public Set<DistributedMember> getMembers(Region r) {
    if (r instanceof DistributedRegion) {
        DistributedRegion d = (DistributedRegion) r;
        return d.getDistributionAdvisor().adviseCacheOp();
    } else if (r instanceof PartitionedRegion) {
        PartitionedRegion p = (PartitionedRegion) r;
        return p.getRegionAdvisor().adviseAllPRNodes();
    } else {// w w w.  j  a  v a  2s. c  om
        return Collections.EMPTY_SET;
    }
}

From source file:org.apache.geode.internal.cache.GemFireCacheImpl.java

public Set<InetSocketAddress> getCurrentServers() {
    Map<String, Pool> pools = PoolManager.getAll();
    Set result = null;/*ww  w.  j  a  v a2 s.  c om*/
    for (Pool p : pools.values()) {
        PoolImpl pi = (PoolImpl) p;
        for (Object o : pi.getCurrentServers()) {
            ServerLocation sl = (ServerLocation) o;
            if (result == null) {
                result = new HashSet<DistributedMember>();
            }
            result.add(new InetSocketAddress(sl.getHostName(), sl.getPort()));
        }
    }
    if (result == null) {
        return Collections.EMPTY_SET;
    } else {
        return result;
    }
}

From source file:org.matonto.ontology.rest.impl.OntologyRestImplTest.java

@Test
public void testGetClassesInImportedOntologiesWhenNoImports() {
    when(ontology.getImportsClosure()).thenReturn(Collections.EMPTY_SET);

    Response response = target().path("ontologies/" + encode(ontologyIRI.stringValue()) + "/imported-classes")
            .queryParam("branchId", branchId.stringValue()).queryParam("commitId", commitId.stringValue())
            .request().get();//w  w w .  j a v  a  2  s  .  co  m

    assertEquals(response.getStatus(), 204);
}

From source file:org.rhq.core.pc.inventory.InventoryManager.java

@NotNull
Set<Resource> executeComponentDiscovery(ResourceType resourceType,
        ResourceDiscoveryComponent discoveryComponent, ResourceContainer parentContainer,
        List<ProcessScanResult> processScanResults) {

    ResourceContext parentResourceContext = parentContainer.getResourceContext();
    ResourceComponent parentComponent = parentContainer.getResourceComponent();
    Resource parentResource = parentContainer.getResource();

    long startTime = System.currentTimeMillis();
    log.debug("Executing discovery for [" + resourceType.getName() + "] Resources...");
    Set<Resource> newResources;
    try {//from www  .ja va  2s .  c o m
        ResourceDiscoveryContext context = new ResourceDiscoveryContext(resourceType, parentComponent,
                parentResourceContext, SystemInfoFactory.createSystemInfo(), processScanResults,
                Collections.EMPTY_LIST, this.configuration.getContainerName(),
                this.configuration.getPluginContainerDeployment());
        newResources = new HashSet<Resource>();
        try {
            Set<DiscoveredResourceDetails> discoveredResources = invokeDiscoveryComponent(parentContainer,
                    discoveryComponent, context);
            if ((discoveredResources != null) && (!discoveredResources.isEmpty())) {
                IdentityHashMap<Configuration, DiscoveredResourceDetails> pluginConfigObjects = new IdentityHashMap<Configuration, DiscoveredResourceDetails>();
                for (DiscoveredResourceDetails discoveredResource : discoveredResources) {
                    if (discoveredResource == null) {
                        throw new IllegalStateException(
                                "Plugin error: Discovery class " + discoveryComponent.getClass().getName()
                                        + " returned a Set containing one or more null items.");
                    }
                    if (!discoveredResource.getResourceType().equals(resourceType)) {
                        throw new IllegalStateException("Plugin error: Discovery class "
                                + discoveryComponent.getClass().getName()
                                + " returned a DiscoveredResourceDetails with an incorrect ResourceType (was "
                                + discoveredResource.getResourceType().getName() + " but should have been "
                                + resourceType.getName());
                    }
                    if (null != pluginConfigObjects.put(discoveredResource.getPluginConfiguration(),
                            discoveredResource)) {
                        throw new IllegalStateException("The plugin component "
                                + discoveryComponent.getClass().getName()
                                + " returned multiple resources that point to the same plugin configuration object on the "
                                + "resource type [" + resourceType + "]. This is not allowed, please use "
                                + "ResourceDiscoveryContext.getDefaultPluginConfiguration() "
                                + "for each discovered resource.");
                    }
                    Resource newResource = InventoryManager.createNewResource(discoveredResource);
                    newResources.add(newResource);
                }
            }
        } catch (DiscoverySuspendedException e) {
            //ok, the discovery is suspended for this resource type under this parent.
            //but we can continue the discovery in the child resource types of the existing resources.
            //we can therefore pretend that the discovery returned the existing resources so that
            //we can recurse into their children up in the call-chain.
            for (Resource existingResource : parentResource.getChildResources()) {
                if (resourceType.equals(existingResource.getResourceType())) {
                    newResources.add(existingResource);
                }
            }
        }
    } catch (Throwable e) {
        // TODO GH: Add server/parent - up/down semantics so this won't happen just because a server is not up
        long elapsedTime = System.currentTimeMillis() - startTime;
        log.warn("Failure during discovery for [" + resourceType.getName() + "] Resources - failed after "
                + elapsedTime + " ms.", e);
        return Collections.EMPTY_SET;
    }

    long elapsedTime = System.currentTimeMillis() - startTime;
    if (elapsedTime > 20000)
        log.info("Discovery for [" + resourceType.getName() + "] resources took [" + elapsedTime + "] ms");
    else
        log.debug("Discovery for [" + resourceType.getName() + "] resources completed in [" + elapsedTime
                + "] ms");
    return newResources;
}

From source file:de.innovationgate.webgate.api.jdbc.WGDatabaseImpl.java

public Set getDeletions(Set contentKeys) throws WGAPIException {
    // unsupported for this implementation
    return Collections.EMPTY_SET;
}

From source file:org.matonto.ontology.rest.impl.OntologyRestImplTest.java

@Test
public void testGetDatatypesInImportedOntologiesWhenNoImports() {
    when(ontology.getImportsClosure()).thenReturn(Collections.EMPTY_SET);

    Response response = target().path("ontologies/" + encode(ontologyIRI.stringValue()) + "/imported-datatypes")
            .queryParam("branchId", branchId.stringValue()).queryParam("commitId", commitId.stringValue())
            .request().get();//from  ww w .j a v  a2s.com

    assertEquals(response.getStatus(), 204);
}

Example usage for java.util Collections EMPTY_SET

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Prototype

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