Example usage for com.google.common.base Optional get

List of usage examples for com.google.common.base Optional get

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Introduction

In this page you can find the example usage for com.google.common.base Optional get.

Prototype

public abstract T get();

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Document

Returns the contained instance, which must be present.

Usage

From source file:li.klass.fhem.behavior.dim.DimmableBehavior.java

public static Optional<DimmableBehavior> behaviorFor(FhemDevice fhemDevice) {
    SetList setList = fhemDevice.getSetList();

    Optional<DiscreteDimmableBehavior> discrete = DiscreteDimmableBehavior.behaviorFor(setList);
    if (discrete.isPresent()) {
        return Optional.of(new DimmableBehavior(fhemDevice, discrete.get()));
    }//from w w  w  .  j ava 2  s .c  o m

    Optional<ContinuousDimmableBehavior> continuous = ContinuousDimmableBehavior.behaviorFor(setList);
    if (continuous.isPresent()) {
        DimmableTypeBehavior behavior = continuous.get();
        return Optional.of(new DimmableBehavior(fhemDevice, behavior));
    }

    return Optional.absent();
}

From source file:org.n52.sos.util.I18NHelper.java

/**
 * Add offering description to {@link SosOffering} for the specific language
 * or the configured default language//from  w w w.j  ava 2s  .c o  m
 *
 * @param offering
 *            {@link SosOffering} to add description
 * @param locale
 *            the specific language
 */
public static void addOfferingDescription(SosOffering offering, Locale locale) {
    MultilingualString descriptions = getCache().getI18nDescriptionsForOffering(offering.getIdentifier());
    if (descriptions != null) {
        Optional<LocalizedString> description = descriptions.getLocalizationOrDefault(locale);
        if (description.isPresent()) {
            offering.setDescription(description.get().getText());
        }
    }
}

From source file:com.eucalyptus.util.async.AsyncRequests.java

private static <A extends BaseMessage, B extends BaseMessage> B sendSync(final ServiceConfiguration config,
        final Optional<CallerContext> callerContext, final A msg) throws Exception {
    if (callerContext.isPresent()) {
        callerContext.get().apply(msg);
    }/*from  ww  w . j av a  2s .  c  o  m*/

    if (config.isVmLocal()) {
        return ServiceContext.send(config.getComponentId(), msg);
    } else {
        try {
            Request<A, B> req = newRequest(new MessageCallback<A, B>() {
                {
                    this.setRequest(msg);
                }

                @Override
                public void fire(B msg) {
                    Logs.extreme().debug(msg.toSimpleString());
                }
            });
            return req.sendSync(config);
        } catch (InterruptedException ex) {
            Thread.currentThread().interrupt();
            throw ex;
        }
    }
}

From source file:google.registry.flows.host.HostFlowUtils.java

/** Checks that a host name is valid. */
static InternetDomainName validateHostName(String name) throws EppException {
    checkArgumentNotNull(name, "Must specify host name to validate");
    if (name.length() > 253) {
        throw new HostNameTooLongException();
    }// w  ww  .j av a 2s  . c o  m
    String hostNameLowerCase = Ascii.toLowerCase(name);
    if (!name.equals(hostNameLowerCase)) {
        throw new HostNameNotLowerCaseException(hostNameLowerCase);
    }
    try {
        String hostNamePunyCoded = Idn.toASCII(name);
        if (!name.equals(hostNamePunyCoded)) {
            throw new HostNameNotPunyCodedException(hostNamePunyCoded);
        }
        InternetDomainName hostName = InternetDomainName.from(name);
        if (!name.equals(hostName.toString())) {
            throw new HostNameNotNormalizedException(hostName.toString());
        }
        // Checks whether a hostname is deep enough. Technically a host can be just one under a
        // public suffix (e.g. example.com) but we require by policy that it has to be at least one
        // part beyond that (e.g. ns1.example.com). The public suffix list includes all current
        // ccTlds, so this check requires 4+ parts if it's a ccTld that doesn't delegate second
        // level domains, such as .co.uk. But the list does not include new tlds, so in that case
        // we just ensure 3+ parts. In the particular case where our own tld has a '.' in it, we know
        // that there need to be 4 parts as well.
        if (hostName.isUnderPublicSuffix()) {
            if (hostName.parent().isUnderPublicSuffix()) {
                return hostName;
            }
        } else {
            // We need to know how many parts the hostname has beyond the public suffix, but we don't
            // know what the public suffix is. If the host is in bailiwick and we are hosting a
            // multipart "tld" like .co.uk the publix suffix might be 2 parts. Otherwise it's an
            // unrecognized tld that's not on the public suffix list, so assume the tld alone is the
            // public suffix.
            Optional<InternetDomainName> tldParsed = findTldForName(hostName);
            int suffixSize = tldParsed.isPresent() ? tldParsed.get().parts().size() : 1;
            if (hostName.parts().size() >= suffixSize + 2) {
                return hostName;
            }
        }
        throw new HostNameTooShallowException();
    } catch (IllegalArgumentException e) {
        throw new InvalidHostNameException();
    }
}

From source file:org.blockartistry.mod.ThermalRecycling.data.RecipeHelper.java

/**
 * Adds the given recipe to the tracking tables. It assumes control over
 * output.//from  w  ww .ja  va2s.c o m
 */
public static int put(final ItemStack input, List<ItemStack> output) {
    assert input != null;
    assert output != null;

    int retCode = DUPLICATE;

    // See if we have an existing mapping
    final RecipeData result = ItemRegistry.getRecipe(input);

    // Use the incoming recipe if:
    // * It doesn't exist
    // * Existing entry is wildcard and the new one isn't
    // * The new entry has a quantity greater than the existing one
    if (result == RecipeData.EPHEMERAL || (result.isGeneric() && !OreDictionaryHelper.isGeneric(input))
            || (input.stackSize > result.getMinimumInputQuantityRequired())) {

        final ItemStack stack = input.copy();

        // An immutable list has already been processed by
        // something like RecipeDecomposition
        if (!(output instanceof ImmutableList)) {
            // Traverse the list replacing WILDCARD stacks with concrete
            // ones. The logic prefers Thermal Foundation equivalents
            // if found.
            for (int i = 0; i < output.size(); i++) {

                ItemStack working = output.get(i);

                if (OreDictionaryHelper.isGeneric(working)) {
                    final String oreName = OreDictionaryHelper.getOreName(working);

                    if (oreName != null) {
                        final Optional<ItemStack> t = ItemStackHelper.getItemStack(oreName, working.stackSize);
                        if (t.isPresent())
                            output.set(i, t.get());
                    }
                }
            }

            output = ImmutableList.copyOf(InventoryHelper.coelece(output));
        }

        ItemRegistry.setRecipe(stack, new RecipeData(stack, output));

        retCode = SUCCESS;
    }

    return retCode;
}

From source file:org.eclipse.buildship.core.workspace.internal.ProjectNameUpdater.java

private static void ensureProjectNameIsFree(String normalizedProjectName, Set<OmniEclipseProject> allProjects,
        IProgressMonitor monitor) {// w  ww. jav  a2 s  .  c om
    Optional<IProject> possibleDuplicate = CorePlugin.workspaceOperations()
            .findProjectByName(normalizedProjectName);
    if (possibleDuplicate.isPresent()) {
        IProject duplicate = possibleDuplicate.get();
        if (isScheduledForRenaming(duplicate, allProjects)) {
            renameTemporarily(duplicate, monitor);
        } else {
            String message = String.format("A project with the name %s already exists.", normalizedProjectName);
            throw new GradlePluginsRuntimeException(message);
        }
    }
}

From source file:org.opendaylight.openflowplugin.applications.topology.manager.TopologyManagerUtil.java

static void removeAffectedLinks(final NodeId id, Optional<Topology> topologyOptional,
        ReadWriteTransaction transaction, final InstanceIdentifier<Topology> topology) {
    if (!topologyOptional.isPresent()) {
        return;/*from  w  w  w  .  j a  v a  2s .  c  o m*/
    }

    List<Link> linkList = topologyOptional.get().getLink() != null ? topologyOptional.get().getLink()
            : Collections.<Link>emptyList();
    for (Link link : linkList) {
        if (id.equals(link.getSource().getSourceNode()) || id.equals(link.getDestination().getDestNode())) {
            transaction.delete(LogicalDatastoreType.OPERATIONAL, linkPath(link, topology));
        }
    }
}

From source file:org.opendaylight.openflowplugin.applications.topology.manager.TopologyManagerUtil.java

static void removeAffectedLinks(final TpId id, Optional<Topology> topologyOptional,
        ReadWriteTransaction transaction, final InstanceIdentifier<Topology> topology) {
    if (!topologyOptional.isPresent()) {
        return;//from  ww w .j av  a2  s. c o  m
    }

    List<Link> linkList = topologyOptional.get().getLink() != null ? topologyOptional.get().getLink()
            : Collections.<Link>emptyList();
    for (Link link : linkList) {
        if (id.equals(link.getSource().getSourceTp()) || id.equals(link.getDestination().getDestTp())) {
            transaction.delete(LogicalDatastoreType.OPERATIONAL, linkPath(link, topology));
        }
    }
}

From source file:springfox.documentation.spring.web.readers.operation.ResponseMessagesReader.java

public static String message(OperationContext context) {
    Optional<ResponseStatus> responseStatus = context.findAnnotation(ResponseStatus.class);
    String reasonPhrase = HttpStatus.OK.getReasonPhrase();
    if (responseStatus.isPresent()) {
        reasonPhrase = responseStatus.get().reason();
        if (reasonPhrase.isEmpty()) {
            reasonPhrase = responseStatus.get().value().getReasonPhrase();
        }//from   w  w w. j  a  v  a2 s . c o  m
    }
    return reasonPhrase;
}

From source file:ninja.Results.java

public static Result created(Optional<String> url) {
    Result result = status(Result.SC_201_CREATED);
    if (url.isPresent()) {
        result.addHeader(Result.LOCATION, url.get());
    }//from  www  . j a  v  a  2 s . c o m

    return result;
}