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

List of usage examples for com.google.common.collect Iterables get

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Introduction

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

Prototype

public static <T> T get(Iterable<T> iterable, int position)

Source Link

Document

Returns the element at the specified position in an iterable.

Usage

From source file:org.obm.provisioning.authorization.SubBatchResourceAuthorizationFilter.java

@Override
protected String getPathPermission(ServletRequest request) {
    String pathInfo = ((HttpServletRequest) request).getRequestURI();
    Iterable<String> iterable = Splitter.on("/").split(pathInfo);
    return Iterables.get(iterable, DOMAIN_UID_PATH_INDEX) + ":" + Iterables.get(iterable, SUB_BATCH_PATH_INDEX);
}

From source file:org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.PacketOutConvertor.java

/**
 * @param version openflow version/*from w w w  .  jav a2  s.  c  o m*/
 * @param inputPacket input packet
 * @param datapathid  datapath id
 * @param xid tx id
 * @return PacketOutInput required by OF Library
 */
public static PacketOutInput toPacketOutInput(final TransmitPacketInput inputPacket, final short version,
        final Long xid, final BigInteger datapathid) {

    LOG.trace("toPacketOutInput for datapathId:{}, xid:{}", datapathid, xid);
    // Build Port ID from TransmitPacketInput.Ingress
    PortNumber inPortNr = null;
    Long bufferId = OFConstants.OFP_NO_BUFFER;
    Iterable<PathArgument> inArgs = null;
    PacketOutInputBuilder builder = new PacketOutInputBuilder();
    if (inputPacket.getIngress() != null) {
        inArgs = inputPacket.getIngress().getValue().getPathArguments();
    }
    if (inArgs != null && Iterables.size(inArgs) >= 3) {
        inPortNr = getPortNumber(Iterables.get(inArgs, 2), version);
    } else {
        // The packetOut originated from the controller
        inPortNr = new PortNumber(0xfffffffdL);
    }

    // Build Buffer ID to be NO_OFP_NO_BUFFER
    if (inputPacket.getBufferId() != null) {
        bufferId = inputPacket.getBufferId();
    }

    PortNumber outPort = null;
    NodeConnectorRef outRef = inputPacket.getEgress();
    Iterable<PathArgument> outArgs = outRef.getValue().getPathArguments();
    if (Iterables.size(outArgs) >= 3) {
        outPort = getPortNumber(Iterables.get(outArgs, 2), version);
    } else {
        // TODO : P4 search for some normal exception
        new Exception("PORT NR not exist in Egress");
    }

    List<Action> actions = null;
    List<org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.Action> inputActions = inputPacket
            .getAction();
    if (inputActions != null) {
        actions = ActionConvertor.getActions(inputActions, version, datapathid, null);

    } else {
        actions = new ArrayList<>();
        // TODO VD P! wait for way to move Actions (e.g. augmentation)
        ActionBuilder aBuild = new ActionBuilder();

        OutputActionCaseBuilder outputActionCaseBuilder = new OutputActionCaseBuilder();

        OutputActionBuilder outputActionBuilder = new OutputActionBuilder();

        outputActionBuilder.setPort(outPort);
        outputActionBuilder.setMaxLength(OFConstants.OFPCML_NO_BUFFER);

        outputActionCaseBuilder.setOutputAction(outputActionBuilder.build());

        aBuild.setActionChoice(outputActionCaseBuilder.build());

        actions.add(aBuild.build());
    }

    builder.setAction(actions);
    builder.setData(inputPacket.getPayload());
    builder.setVersion(version);
    builder.setXid(xid);
    builder.setInPort(inPortNr);
    builder.setBufferId(bufferId);
    // --------------------------------------------------------

    return builder.build();
}

From source file:br.com.caelum.vraptor.http.route.JavaEvaluator.java

private Object access(Object current, int position) {
    if (current.getClass().isArray()) {
        return Array.get(current, position);
    } else if (Collection.class.isAssignableFrom(current.getClass())) {
        return Iterables.get((Collection<?>) current, position);
    }//from  w ww . j  ava 2  s  .  c o m
    throw new VRaptorException("Unable to access position of a" + current.getClass().getName() + ".");
}

From source file:org.jclouds.vcloud.director.v1_5.compute.util.VCloudDirectorComputeUtils.java

public static String getVirtualSystemIdentifierOfFirstVMIn(VApp vApp) {
    return vApp.getChildren().getVms().size() > 0
            ? getVirtualSystemIdentifierOf(Iterables.get(vApp.getChildren().getVms(), 0))
            : null;//  w  w  w  .  java2 s  .  c  o m
}

From source file:org.jclouds.http.internal.TrackingJavaUrlHttpCommandExecutorService.java

public static List<Object> getArgsForRequestAtIndex(final Collection<HttpCommand> commandsInvoked, int index) {
    return GeneratedHttpRequest.class.cast(Iterables.get(commandsInvoked, index).getCurrentRequest())
            .getInvocation().getArgs();/*w  ww. j  a  va  2  s  . co m*/
}

From source file:com.na.install.InstallationWizard.java

/** Loads instance of Integrator using reflection. */
public InstallationWizard() throws InstantiationException, IllegalAccessException {
    String packageToScan = "com.na.install";

    Set<Class<? extends Integrator>> implementations = new Reflections(packageToScan)
            .getSubTypesOf(Integrator.class);
    if (implementations == null || implementations.size() == 0) {
        throw new RuntimeException(String.format("Didn't find implementation of %s in package %s.",
                Integrator.class.getName(), packageToScan));
    }/*www .j  a v  a 2 s . c o m*/

    if (implementations.size() > 1) {
        log.warn("There are several implementations of " + Integrator.class.getName());
    }
    this.integrator = Iterables.get(implementations, 0).newInstance();
}

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

/**
 * Returns first value of the list as a String
 *//*from  w  w  w .jav  a2  s  .c o 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.jclouds.trmk.vcloud_0_8.functions.OrgNameCatalogNameVAppTemplateNameToEndpoint.java

@SuppressWarnings("unchecked")
public URI apply(Object from) {
    Iterable<Object> orgCatalog = (Iterable<Object>) checkNotNull(from, "args");
    Object org = Iterables.get(orgCatalog, 0);
    Object catalog = Iterables.get(orgCatalog, 1);
    Object catalogItem = Iterables.get(orgCatalog, 2);
    if (org == null)
        org = defaultOrg.get().getName();
    if (catalog == null)
        catalog = defaultCatalog.get().getName();
    Map<String, Map<String, Map<String, ? extends CatalogItem>>> orgCatalogItemMap = this.orgCatalogItemMap
            .get();/*from   w ww . j  av a 2  s.c  o  m*/

    if (!orgCatalogItemMap.containsKey(org))
        throw new NoSuchElementException("org: " + org + " not found in " + orgCatalogItemMap.keySet());
    Map<String, Map<String, ? extends CatalogItem>> catalogs = orgCatalogItemMap.get(org);

    if (!catalogs.containsKey(catalog))
        throw new NoSuchElementException(
                "catalog: " + org + "/" + catalog + " not found in " + catalogs.keySet());
    Map<String, ? extends CatalogItem> catalogMap = catalogs.get(catalog);

    if (!catalogMap.containsKey(catalogItem))
        throw new NoSuchElementException(
                "item: " + org + "/" + catalog + "/" + catalogItem + " not found in " + catalogMap.keySet());
    CatalogItem item = catalogMap.get(catalogItem);

    return checkNotNull(item.getEntity(), "item: " + org + "/" + catalog + "/" + catalogItem + " has no entity")
            .getHref();
}

From source file:com.spotify.helios.servicescommon.RiemannSupport.java

public RiemannSupport(final MetricRegistry metricsRegistry, final String hostPort, final String hostName,
        final String serviceName) {
    this.metricsRegistry = metricsRegistry;
    this.serviceName = serviceName;
    this.hostName = hostName;
    if (Strings.isNullOrEmpty(hostPort)) {
        host = null;/*w ww.  jav a  2  s. c  o m*/
        port = 0;
        proto = null;
        return;
    }
    final Iterable<String> parts = Splitter.on(":").split(hostPort);
    final int size = Iterables.size(parts);
    if (size > 3 || size < 2) {
        throw new RuntimeException("specification of riemann host port has wrong number of parts.  Should be"
                + " [proto:]host:port, where proto is udp or tcp");
    }
    if (size == 3) {
        this.proto = Iterables.get(parts, 0);
    } else {
        this.proto = "udp";
    }
    checkState("udp".equals(this.proto) || "tcp".equals(this.proto));
    host = Iterables.get(parts, size - 2);
    port = Integer.valueOf(Iterables.get(parts, size - 1));
}

From source file:org.icgc.dcc.download.job.core.DefaultDownloadJob.java

private static void setJobName(TaskContext taskContext) {
    val jobId = taskContext.getJobId();
    val dataTypes = taskContext.getDataTypes();
    val dataType = DownloadDataType.hasClinicalDataTypes(dataTypes) ? DownloadDataType.DONOR
            : Iterables.get(dataTypes, 0);
    val jobName = DownloadJobs.getJobName(jobId, dataType);

    setJobGroupName(taskContext.getSparkContext(), jobName);
}