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

Introduction

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

Prototype

@CheckReturnValue
public static <F, T> Iterable<T> transform(final Iterable<F> fromIterable,
        final Function<? super F, ? extends T> function)

Source Link

Document

Returns an iterable that applies function to each element of fromIterable .

Usage

From source file:cosmos.sql.call.ChildVisitor.java

public Iterable<?> visit(final Function<ChildVisitor, Iterable<?>> callbackFunction,
        final Predicate<ChildVisitor> childFilter) {
    Collection<ChildVisitor> equalities = children.values();
    return Iterables.concat(Iterables.transform(Iterables.filter(equalities, childFilter), callbackFunction));
}

From source file:org.polarsys.reqcycle.traceability.cache.emfbased.functions.TraceabilityLink2Link.java

@Override
public Link apply(TraceabilityLink aLink) {
    TraceableElement2Traceable traceableElement2Traceable = new TraceableElement2Traceable();
    ZigguratInject.inject(traceableElement2Traceable);
    Iterable<Reachable> sources = Iterables.transform(aLink.getSources(), traceableElement2Traceable);
    Iterable<Reachable> targets = Iterables.transform(aLink.getTargets(), traceableElement2Traceable);

    // RFa provide ID - to check
    // FIXME/* ww  w  .j a va2  s .com*/
    UUID uniqueID = UUID.randomUUID();
    URI uri = null;
    try {
        uri = new URI(aLink.getResource().getUri());
    } catch (URISyntaxException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    Reachable r = creator.getReachable(uri);
    Link link = new Link(r, new TType(uniqueID.toString(), aLink.getLabel()), sources, targets);
    return link;
}

From source file:com.isotrol.impe3.hib.query.PageSupport.java

/**
 * Page support for criteria queries.// w  w  w.  jav a 2  s.  co m
 * @param <E> Query output type.
 * @param <D> DTO type.
 * @param count Count criteria (optional).
 * @param select Selection criteria (required).
 * @param pag Pagination (optional).
 * @param transformer Transformer (required).
 * @return
 */
public static <E, D> PageDTO<D> getPage(Criteria count, Criteria select, PaginationDTO pag,
        Function<? super E, ? extends D> transformer) {
    checkNotNull(select, "A selection query must be provided");
    final PageDTO<D> page = new PageDTO<D>();
    if (count != null) {
        count.setProjection(Projections.rowCount());
        page.setTotal(((Number) count.uniqueResult()).intValue());
    }
    if (pag != null) {
        page.setFirst(pag.getFirst());
        page.setSize(pag.getSize());
        select.setFirstResult(pag.getFirst());
        select.setMaxResults(pag.getSize());
    }
    @SuppressWarnings("unchecked")
    final List<E> list = select.list();
    page.setElements(Lists.newArrayList(Iterables.transform(list, transformer)));
    return page;
}

From source file:com.facebook.presto.serde.DictionaryEncoder.java

@Override
public Encoder append(Iterable<Tuple> tuples) {
    checkNotNull(tuples, "tuples is null");
    checkState(!finished, "already finished");

    Iterable<Tuple> idTuples = Iterables.transform(tuples, new Function<Tuple, Tuple>() {
        @Override//from   w  w  w  .  j a va  2s .c  o  m
        public Tuple apply(Tuple tuple) {
            if (tupleInfo == null) {
                tupleInfo = tuple.getTupleInfo();
                dictionaryBuilder = new DictionaryBuilder(tupleInfo);
            }

            long id = dictionaryBuilder.getId(tuple);
            return createTuple(id);
        }
    });
    idWriter.append(idTuples);

    return this;
}

From source file:org.vclipse.dependency.scoping.DependencyScopeProvider.java

IScope scope_Function_characteristics(org.vclipse.vcml.vcml.Function context, EReference ref) {
    VariantFunction vf = context.getFunction();
    return Scopes.scopeFor(
            Iterables.transform(vf.getArguments(), new Function<VariantFunctionArgument, Characteristic>() {
                public Characteristic apply(VariantFunctionArgument object) {
                    return object.getCharacteristic();
                }//from w  w w .  ja v a2  s  . c  o  m
            }));
}

From source file:io.druid.timeline.UnionTimeLineLookup.java

@Override
public Iterable<TimelineObjectHolder<VersionType, ObjectType>> lookup(final Interval interval) {
    return Iterables.mergeSorted(Iterables.transform(delegates,
            new Function<TimelineLookup<VersionType, ObjectType>, Iterable<TimelineObjectHolder<VersionType, ObjectType>>>() {
                @Override/*from   w  w  w .  jav  a2  s.  c  o  m*/
                public Iterable<TimelineObjectHolder<VersionType, ObjectType>> apply(
                        TimelineLookup<VersionType, ObjectType> input) {
                    return input.lookup(interval);
                }
            }), new Comparator<TimelineObjectHolder<VersionType, ObjectType>>() {
                @Override
                public int compare(TimelineObjectHolder<VersionType, ObjectType> o1,
                        TimelineObjectHolder<VersionType, ObjectType> o2) {
                    return Comparators.intervalsByStartThenEnd().compare(o1.getInterval(), o2.getInterval());
                }
            });
}

From source file:com.facebook.presto.server.PluginClassLoader.java

public PluginClassLoader(List<URL> urls, ClassLoader parent, Iterable<String> hiddenClasses,
        Iterable<String> parentFirstClasses) {
    this(urls, parent, hiddenClasses, parentFirstClasses,
            Iterables.transform(hiddenClasses, PluginClassLoader::classNameToResource),
            Iterables.transform(parentFirstClasses, PluginClassLoader::classNameToResource));
}

From source file:com.facebook.buck.core.parser.buildtargetparser.FlavorParser.java

/**
 * Given a comma-separated string of flavors, returns an iterable containing the separated names
 * of the flavors inside.//from www  .  ja v  a 2s.  c o  m
 *
 * <p>Also maps deprecated flavor names to their supported names.
 */
public Iterable<String> parseFlavorString(String flavorString) {
    return Iterables.transform(Splitter.on(",").omitEmptyStrings().trimResults().split(flavorString),
            flavor -> {
                String mapped = DEPRECATED_FLAVORS.get(flavor);
                if (mapped != null) {
                    // Show a warning the first time a deprecated flavor is used.
                    if (deprecatedFlavorWarningShown.add(flavor)) {
                        LOG.warn("Flavor %s is deprecated; use %s instead.", flavor, mapped);
                    }
                    return mapped;
                } else {
                    return flavor;
                }
            });
}

From source file:playground.michalm.taxi.schedule.TaxiSchedules.java

public static Iterable<TaxiRequest> getTaxiRequests(Schedule<TaxiTask> schedule) {
    Iterable<TaxiTask> pickupTasks = Iterables.filter(schedule.getTasks(), IS_PICKUP);
    return Iterables.transform(pickupTasks, TAXI_TASK_TO_REQUEST);
}

From source file:com.facebook.buck.cxx.platform.WindowsPreprocessor.java

@Override
public Iterable<String> localIncludeArgs(Iterable<String> includeRoots) {
    return Iterables.transform(includeRoots, prependIncludeFlag);
}