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.asoem.greyfish.utils.collect.UnrolledListAT.java

private static <T> Optional<T> findFirstIterative(final List<T> list, final Predicate<? super T> predicate) {
    for (T t : list) {
        if (predicate.apply(t)) {
            return Optional.of(t);
        }//from w ww . j  a va2s  . c o  m
    }
    return Optional.absent();
}

From source file:com.facebook.buck.cxx.CxxPythonExtensionBuilder.java

public CxxPythonExtensionBuilder setBaseModule(String baseModule) {
    arg.baseModule = Optional.of(baseModule);
    return this;
}

From source file:org.opendaylight.controller.netconf.persist.impl.PersisterImpl.java

public static Optional<PersisterImpl> createFromProperties(BundleContext bundleContext) {
    String storageAdapterClass = bundleContext.getProperty(STORAGE_ADAPTER_CLASS_PROP);
    StorageAdapter storage;//  w  ww . j ava 2  s. co m
    if (storageAdapterClass == null || storageAdapterClass.equals("")) {
        return Optional.absent();
    }

    try {
        storage = StorageAdapter.class
                .cast(resolveClass(storageAdapterClass, StorageAdapter.class).newInstance());
        storage.setProperties(bundleContext);

    } catch (InstantiationException | IllegalAccessException | ClassNotFoundException e) {
        throw new IllegalArgumentException("Unable to instantiate storage adapter from " + storageAdapterClass,
                e);
    }
    return Optional.of(new PersisterImpl(storage));
}

From source file:org.metaservice.core.dispatcher.postprocessor.CreateTempRepositoryPipe.java

@Override
public Optional<PostProcessorDispatcher.Context> process(PostProcessorDispatcher.Context context)
        throws Exception {
    context.resultRepository = AbstractDispatcher.createTempRepository(true);
    context.resultConnection = context.resultRepository.getConnection();
    return Optional.of(context);
}

From source file:io.crate.sql.tree.KillStatement.java

public KillStatement(Expression jobId) {
    this.jobId = Optional.of(jobId);
}

From source file:org.verdictdb.core.sqlobject.AbstractRelation.java

public void setAliasName(String aliasName) {
    this.aliasName = Optional.of(aliasName);
}

From source file:org.verdictdb.core.sqlobject.SelectQuery.java

public static SelectQuery create(List<SelectItem> columns, AbstractRelation relation, UnnamedColumn predicate) {
    SelectQuery sel = new SelectQuery();
    for (SelectItem c : columns) {
        sel.addSelectItem(c);//from   ww  w  .  ja  va2s  . co  m
    }
    sel.addTableSource(relation);
    if (predicate != null) {
        sel.filter = Optional.of(predicate);
    }
    return sel;
}

From source file:com.dangdang.ddframe.rdb.sharding.parser.result.merger.OrderByColumn.java

public OrderByColumn(final Optional<String> owner, final String name, final Optional<String> alias,
        final OrderByType orderByType) {
    super(owner, Optional.of(name), alias, orderByType);
    index = Optional.absent();//from  www.  java 2 s  . c o  m
}

From source file:com.google.errorprone.matchers.method.AnyMethodMatcherImpl.java

@Override
protected Optional<MatchState> matchResult(ExpressionTree method, MatchState baseResult, VisitorState state) {
    return Optional.of(baseResult);
}

From source file:ninja.mustache.template.MustacheTranslateBundleFunction.java

/**
 * @param messages//  www  .j a va  2  s . co m
 * @param context
 * @param result
 */
public MustacheTranslateBundleFunction(Messages messages, Context context, Result result) {
    this.messages = messages;
    this.context = context;
    this.result = Optional.of(result);
}