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

Introduction

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

Prototype

public static <T> Optional<T> of(T reference)

Source Link

Document

Returns an Optional instance containing the given non-null reference.

Usage

From source file:org.killbill.billing.plugin.adyen.client.payment.service.AdyenCallResult.java

@Override
public Optional<T> getResult() {
    return Optional.of(result);
}

From source file:org.apache.jclouds.profitbricks.rest.handlers.ProfitBricksRateLimitRetryHandler.java

@Override
protected Optional<Long> millisToNextAvailableRequest(HttpCommand command, HttpResponse response) {
    String secondsToNextAvailableRequest = response.getFirstHeaderOrNull(HttpHeaders.RETRY_AFTER);
    return secondsToNextAvailableRequest != null
            ? Optional.of(Long.valueOf(secondsToNextAvailableRequest) * 1000)
            : Optional.<Long>absent();
}

From source file:appeng.core.features.ItemDefinition.java

public ItemDefinition(final Item item, final ActivityState state) {
    Preconditions.checkNotNull(item);//from   w ww.jav  a2  s  .  co m
    Preconditions.checkNotNull(state);

    if (state == ActivityState.Enabled) {
        this.item = Optional.of(item);
    } else {
        this.item = Optional.absent();
    }
}

From source file:dagger2.internal.codegen.ProductionBindingFormatter.java

@Override
public String format(ProductionBinding binding) {
    switch (binding.bindingKind()) {
    case IMMEDIATE:
    case FUTURE_PRODUCTION:
        return methodSignatureFormatter.format(asExecutable(binding.bindingElement()),
                Optional.of(asDeclared(binding.contributedBy().get().asType())));
    case COMPONENT_PRODUCTION:
        return methodSignatureFormatter.format(asExecutable(binding.bindingElement()));
    default:// ww  w  .  j  av a2 s .  com
        throw new UnsupportedOperationException(
                "Not yet supporting " + binding.bindingKind() + " binding types.");
    }
}

From source file:com.github.tomakehurst.wiremock.http.ContentTypeHeader.java

public Optional<String> encodingPart() {
    for (int i = 1; i < parts.length; i++) {
        if (parts[i].matches("\\s*charset\\s*=.*")) {
            return Optional.of(parts[i].split("=")[1].replace("\"", ""));
        }/*from  w w  w  .ja  v a2s  .  c  om*/
    }

    return Optional.absent();
}

From source file:org.opendaylight.controller.md.sal.dom.store.impl.DataAndMetadataSnapshot.java

public static DataAndMetadataSnapshot createEmpty(final SchemaContext ctx) {
    NodeIdentifier rootNodeIdentifier = new NodeIdentifier(ctx.getQName());
    NormalizedNode<?, ?> data = Builders.containerBuilder().withNodeIdentifier(rootNodeIdentifier).build();
    StoreMetadataNode metadata = StoreMetadataNode.builder().setData(data).setNodeVersion(UnsignedLong.ZERO)
            .setSubtreeVersion(UnsignedLong.ZERO).build();
    return new DataAndMetadataSnapshot(metadata, Optional.of(ctx));
}

From source file:io.crate.planner.node.management.KillPlan.java

public KillPlan(UUID id, UUID jobToKill) {
    this.id = id;
    this.jobToKill = Optional.of(jobToKill);
}

From source file:net.diogobohm.timed.api.ui.domain.TaskList.java

public Optional<Task> getLastOpenTask() {
    Task lastTask = taskList.getLast();//from   w ww .  j  ava  2 s . c  o  m

    if (lastTask.getFinish().isPresent()) {
        return Optional.absent();
    }

    return Optional.of(lastTask);
}

From source file:at.ac.univie.isc.asio.d2rq.LoadD2rqModel.java

/**
 * Create a loader, that will use the given URI to resolve relative IRIs and replaces an embedded
 * base uri.//  w  ww . j  ava  2s.com
 *
 * @param override alternative base uri that should be used
 * @return d2rq model loader
 */
public static LoadD2rqModel overrideBaseUri(final URI override) {
    return new LoadD2rqModel(Optional.of(override.toString()));
}

From source file:dagger2.internal.codegen.Binding.java

static Optional<String> bindingPackageFor(Iterable<? extends Binding> bindings) {
    ImmutableSet.Builder<String> bindingPackagesBuilder = ImmutableSet.builder();
    for (Binding binding : bindings) {
        bindingPackagesBuilder.addAll(binding.bindingPackage().asSet());
    }/*from   ww w  . ja va 2 s . c  o m*/
    ImmutableSet<String> bindingPackages = bindingPackagesBuilder.build();
    switch (bindingPackages.size()) {
    case 0:
        return Optional.absent();
    case 1:
        return Optional.of(bindingPackages.iterator().next());
    default:
        throw new IllegalArgumentException();
    }
}