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

Introduction

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

Prototype

public static int size(Iterable<?> iterable) 

Source Link

Document

Returns the number of elements in iterable .

Usage

From source file:org.apache.giraph.graph.AddressesAndPartitionsWritable.java

/**
 * Convert Iterable of WorkerInfos to the map from task id to WorkerInfo.
 *
 * @param workerInfos Iterable of WorkerInfos
 * @return The map from task id to WorkerInfo
 *///w w w  .  j a  v  a 2s.  co  m
private static Map<Integer, WorkerInfo> getAsWorkerInfoMap(Iterable<WorkerInfo> workerInfos) {
    Map<Integer, WorkerInfo> workerInfoMap = Maps.newHashMapWithExpectedSize(Iterables.size(workerInfos));
    for (WorkerInfo workerInfo : workerInfos) {
        workerInfoMap.put(workerInfo.getTaskId(), workerInfo);
    }
    return workerInfoMap;
}

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From source file:com.medvision360.medrecord.basex.BaseXLocatableStore.java

@Override
public Iterable<HierObjectID> list(EHR EHR) throws IOException, NotFoundException {
    checkNotNull(EHR, "EHR cannot be null");
    // this works because ListDocs looks for all leaf nodes under a certain path
    String path = fullPath(EHR);//from   w  w  w  . j  ava 2 s .  c o m
    Iterable<HierObjectID> result = list(path);
    if (Iterables.size(result) == 0) {
        throw new NotFoundException(String.format("EHR %s not found", EHR.getEhrID()));
    }
    return result;
}

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From source file:org.eclipse.xtext.graphview.behavior.visibility.RevealEditPolicy.java

protected void showFeedback(RevealRequest revealRequest, RevealedEditPartMap revealedEditPartMap) {
    Iterable<IInstanceModelEditPart> layoutables = revealedEditPartMap.getLayoutables();
    if (!Iterables.isEmpty(layoutables)) {
        double angle = revealRequest.getMouseAngle();
        int numElements = Iterables.size(layoutables);
        double deltaAngle = 2 * Math.PI / numElements;
        IFigure hostFigure = ((GraphicalEditPart) getHost()).getFigure();
        Point center = hostFigure.getBounds().getCenter();
        if (hostFigure.getParent() != null)
            hostFigure.getParent().translateToAbsolute(center);
        double centerDist = revealRequest.getMouseDistance();
        for (IInstanceModelEditPart layoutable : layoutables) {
            if (!revealRequest.isSelected(layoutable)) {
                IFigure figure = layoutable.getFigure();
                Point newCenter = new Point(center);
                Dimension figureSize = figure.getSize();
                newCenter.translate((int) (Math.cos(angle) * centerDist), (int) (Math.sin(angle) * centerDist));
                newCenter.translate(-figureSize.width / 2, -figureSize.height / 2);
                if (figure.getParent() != null) {
                    figure.getParent().translateToRelative(newCenter);
                }//from   ww w  .java  2  s . c  om
                figure.setBounds(new Rectangle(newCenter.x, newCenter.y, figureSize.width, figureSize.height));
            }
            angle += deltaAngle;
        }
        for (IInstanceModelEditPart layoutable : layoutables) {
            boolean isSelected = revealRequest.isSelected(layoutable);
            layoutable.setTransparent(!isSelected);
            for (IInstanceModelEditPart secondary : revealedEditPartMap.getSecondaries(layoutable))
                secondary.setTransparent(!isSelected);
        }
    }
}

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From source file:org.onosproject.mapping.impl.DistributedMappingStore.java

@Override
public int getMappingCount(Type type) {
    AtomicInteger sum = new AtomicInteger(0);
    deviceService.getDevices()/*from   w w  w .  ja va  2  s . co  m*/
            .forEach(device -> sum.addAndGet(Iterables.size(getMappingEntries(type, device.id()))));
    return sum.get();
}

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From source file:de.cau.cs.kieler.klay.layered.p5edges.splines.SplinesMath.java

/**
 * Converts all given KVectors to a readable string with rounded results.
 * //from   ww  w  .  ja  v a 2  s. c  om
 * @param list
 *            The list of KVectors to create the string for.
 * @return The readable string.
 */
public static String convertKVectorToString(final Iterable<KVector> list) {
    if ((list == null) || (Iterables.size(list) == 0)) {
        return NULL_STRING;
    }
    final StringBuilder retVal = new StringBuilder();

    for (final KVector vector : list) {
        retVal.append(convertKVectorToString(vector)).append(", ");
    }

    return retVal.substring(0, retVal.length() - 2);
}

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From source file:org.apache.bookkeeper.bookie.storage.ldb.EntryLocationIndex.java

public void updateLocations(Iterable<EntryLocation> newLocations) throws IOException {
    if (log.isDebugEnabled()) {
        log.debug("Update locations -- {}", Iterables.size(newLocations));
    }/*w  w w.  java 2  s . c om*/

    Batch batch = newBatch();
    // Update all the ledger index pages with the new locations
    for (EntryLocation e : newLocations) {
        if (log.isDebugEnabled()) {
            log.debug("Update location - ledger: {} -- entry: {}", e.ledger, e.entry);
        }

        addLocation(batch, e.ledger, e.entry, e.location);
    }

    batch.flush();
    batch.close();
}

---

From source file:brooklyn.event.basic.PortAttributeSensorAndConfigKey.java

@Override
protected Integer convertConfigToSensor(PortRange value, Entity entity) {
    if (value == null)
        return null;
    Collection<? extends Location> locations = entity.getLocations();
    if (!locations.isEmpty()) {
        Maybe<? extends Location> lo = Locations.findUniqueMachineLocation(locations);
        if (!lo.isPresent()) {
            // Try a unique location which isn't a machine provisioner
            Iterator<? extends Location> li = Iterables
                    .filter(locations, Predicates.not(Predicates.instanceOf(MachineProvisioningLocation.class)))
                    .iterator();/*from   w  ww. j a v a2s.  c  om*/
            if (li.hasNext())
                lo = Maybe.of(li.next());
            if (li.hasNext())
                lo = Maybe.absent();
        }
        // Fall back to selecting the single location
        if (!lo.isPresent() && locations.size() == 1) {
            lo = Maybe.of(locations.iterator().next());
        }
        if (LOG.isTraceEnabled()) {
            LOG.trace("Convert config to sensor for {} found locations: {}. Selected: {}",
                    new Object[] { entity, locations, lo });
        }
        if (lo.isPresent()) {
            Location l = lo.get();
            Optional<Boolean> locationRunning = Optional
                    .fromNullable(l.getConfig(BrooklynConfigKeys.SKIP_ENTITY_START_IF_RUNNING));
            Optional<Boolean> entityRunning = Optional
                    .fromNullable(entity.getConfig(BrooklynConfigKeys.SKIP_ENTITY_START_IF_RUNNING));
            Optional<Boolean> locationInstalled = Optional
                    .fromNullable(l.getConfig(BrooklynConfigKeys.SKIP_ENTITY_INSTALLATION));
            Optional<Boolean> entityInstalled = Optional
                    .fromNullable(entity.getConfig(BrooklynConfigKeys.SKIP_ENTITY_INSTALLATION));
            Optional<Boolean> entityStarted = Optional
                    .fromNullable(entity.getConfig(BrooklynConfigKeys.SKIP_ENTITY_START));
            boolean skipCheck = locationRunning.or(entityRunning).or(locationInstalled).or(entityInstalled)
                    .or(entityStarted).or(false);
            if (l instanceof PortSupplier) {
                int p = ((PortSupplier) l).obtainPort(value);
                if (p != -1) {
                    LOG.debug("{}: choosing port {} for {}", new Object[] { entity, p, getName() });
                    return p;
                }
                // If we are not skipping install or already started, fail now
                if (!skipCheck) {
                    int rangeSize = Iterables.size(value);
                    if (rangeSize == 0) {
                        LOG.warn("{}: no port available for {} (empty range {})",
                                new Object[] { entity, getName(), value });
                    } else if (rangeSize == 1) {
                        Integer pp = value.iterator().next();
                        if (pp > 1024) {
                            LOG.warn("{}: port {} not available for {}",
                                    new Object[] { entity, pp, getName() });
                        } else {
                            LOG.warn("{}: port {} not available for {} (root may be required?)",
                                    new Object[] { entity, pp, getName() });
                        }
                    } else {
                        LOG.warn("{}: no port available for {} (tried range {})",
                                new Object[] { entity, getName(), value });
                    }
                    return null; // Definitively, no ports available
                }
            }
            // Ports may be available, we just can't tell from the location
            Integer v = (value.isEmpty() ? null : value.iterator().next());
            LOG.debug("{}: choosing port {} (unconfirmed) for {}", new Object[] { entity, v, getName() });
            return v;
        } else {
            LOG.warn(
                    "{}: ports not applicable, or not yet applicable, because has multiple locations {}; ignoring ",
                    new Object[] { entity, locations, getName() });
        }
    } else {
        LOG.warn("{}: ports not applicable, or not yet applicable, bacause has no locations; ignoring {}",
                entity, getName());
    }
    return null;
}

---

From source file:eu.numberfour.n4js.scoping.utils.ProjectImportEnablingScope.java

@Override
public IEObjectDescription getSingleElement(QualifiedName name) {
    final Iterable<IEObjectDescription> result = getElements(name);
    int size = Iterables.size(result);
    if (size == 1) {
        return result.iterator().next();
    }/*  w  w w .  j  a  v  a  2 s .com*/

    // Special case handling when we have a definition and a pure JS file in the score.
    // In such cases we return with the description that corresponds to the definition file.
    if (size == 2) {

        final IEObjectDescription first = Iterables.get(result, 0);
        final IEObjectDescription second = Iterables.get(result, 1);

        final String firstExtension = first.getEObjectURI().fileExtension();
        final String secondExtension = second.getEObjectURI().fileExtension();

        if (JS_FILE_EXTENSION.equals(firstExtension) && N4JSD_FILE_EXTENSION.equals(secondExtension)) {
            return second;
        }

        if (N4JSD_FILE_EXTENSION.equals(firstExtension) && JS_FILE_EXTENSION.equals(secondExtension)) {
            return first;
        }

    }

    // handle error cases to help user fix the issue
    StringBuilder sbErrrorMessage = new StringBuilder("Cannot resolve import target ::");

    ImportType importType = computeImportType(name, this.contextProject);
    switch (importType) {
    case PROJECT_IMPORT:
        sbErrrorMessage.append(" resolving project import :");
        break;
    case COMPLETE_IMPORT:
        sbErrrorMessage.append(" resolving full module import :");
        break;
    case SIMPLE_IMPORT:
        sbErrrorMessage.append(" resolving simple module import :");
        break;
    case PROJECT_IMPORT_NO_MAIN:
        sbErrrorMessage.append(" no main module in target project");
        break;
    default:
        sbErrrorMessage.append(" unrecognized import structure :");
        break;
    }

    if (!importType.equals(ImportType.PROJECT_IMPORT_NO_MAIN)) {
        if (size == 0) {
            sbErrrorMessage.append(" found no matching modules");
        } else {
            sbErrrorMessage.append(" found multiple matching modules ");
            sbErrrorMessage.append(IterableExtensions.join(result, ","));
        }
    }

    return new InvalidImportTargetModuleDescription(
            EObjectDescription.create("impDecl", this.importDeclaration), sbErrrorMessage.toString(),
            IssueCodes.IMP_UNRESOLVED);

}

---

From source file:com.google.devtools.build.lib.query2.DepsUnboundedVisitor.java

private void checkIfMissingTargets(Iterable<SkyKey> keys, Map<SkyKey, Iterable<SkyKey>> depMap) {
    if (depMap.size() != Iterables.size(keys)) {
        Iterable<Label> missingTargets = Iterables.transform(
                Iterables.filter(keys, Predicates.not(Predicates.in(depMap.keySet()))), SKYKEY_TO_LABEL);
        env.getEventHandler().handle(Event.warn("Targets were missing from graph: " + missingTargets));
    }/*from   w w w  . j  a v  a  2s  .c o m*/
}

---

From source file:com.google.template.soy.jbcsrc.restricted.Expression.java

/** Checks that the given expressions are compatible with the given types. */
static void checkTypes(ImmutableList<Type> types, Iterable<? extends Expression> exprs) {
    if (Flags.DEBUG) {
        int size = Iterables.size(exprs);
        checkArgument(size == types.size(), "Supplied the wrong number of parameters. Expected %s, got %s",
                types.size(), size);//from   www  .ja va  2  s  . c  om
        int i = 0;
        for (Expression expr : exprs) {
            expr.checkAssignableTo(types.get(i), "Parameter %s", i);
            i++;
        }
    }
}

---

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