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

Introduction

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

Prototype

@Nullable
public static <T> T getLast(Iterable<? extends T> iterable, @Nullable T defaultValue) 

Source Link

Document

Returns the last element of iterable or defaultValue if the iterable is empty.

Usage

From source file:org.eclipse.xtext.xbase.typesystem.LocalVariableCapturer.java

protected static <R extends LocalVariableCapturer> R findLocalClassSupertype(JvmDeclaredType type) {
    JvmTypeReference superType = Iterables.getLast(type.getSuperTypes(), null);
    if (superType == null) {
        return null;
    }/*from  w w w  .jav  a 2 s .c o  m*/
    return findLocalClassSupertype(superType);
}

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From source file:org.apache.aurora.scheduler.storage.durability.TransactionRecorder.java

void add(Op op) {
    Op prior = Iterables.getLast(ops, null);
    if (prior == null || !coalesce(prior, op)) {
        ops.add(op);
    }
}

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From source file:io.crate.execution.dsl.phases.AbstractProjectionsPhase.java

protected static List<DataType> extractOutputTypes(List<Symbol> outputs, List<Projection> projections) {
    Projection lastProjection = Iterables.getLast(projections, null);
    if (lastProjection == null) {
        return Symbols.typeView(outputs);
    } else {//  w  w w.  j a  v  a  2s .  c  o m
        return Symbols.typeView(lastProjection.outputs());
    }
}

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From source file:uk.gov.gchq.koryphe.impl.function.LastItem.java

@Override
@SuppressFBWarnings(value = "DE_MIGHT_IGNORE", justification = "Any exceptions are to be ignored")
public T apply(final Iterable<T> input) {
    if (null == input) {
        throw new IllegalArgumentException("Input cannot be null");
    }/*from  w  ww . java2s .  co m*/
    try {
        return Iterables.getLast(input, null);
    } finally {
        CloseableUtil.close(input);
    }
}

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From source file:io.druid.server.router.PriorityTieredBrokerSelectorStrategy.java

@Override
public Optional<String> getBrokerServiceName(TieredBrokerConfig tierConfig, Query query) {
    final int priority = query.getContextPriority(0);

    if (priority < minPriority) {
        return Optional.of(Iterables.getLast(tierConfig.getTierToBrokerMap().values(),
                tierConfig.getDefaultBrokerServiceName()));
    } else if (priority >= maxPriority) {
        return Optional.of(Iterables.getFirst(tierConfig.getTierToBrokerMap().values(),
                tierConfig.getDefaultBrokerServiceName()));
    }/*from   w  w  w .j a  va 2 s  .com*/

    return Optional.absent();
}

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From source file:foo.domaintest.http.TempAction.java

/** Serve stashed requests. */
@Override//from   ww  w .j  av  a 2  s.co m
@SuppressWarnings("unchecked")
public void run() {
    String token = Iterables.getLast(Splitter.on('/').split(requestPath), "");
    Map<String, Object> params = memcache.load(new Key(STASH, token));
    if (params == null) {
        throw new NotFoundException("No stashed request for this token");
    } else {
        response.setStatus((Integer) params.get("status")).setSleepSeconds((Integer) params.get("sleepSeconds"))
                .setMimeType((String) params.get("mimeType"))
                .setCookiesToDelete((List<String>) params.get("cookiesToDelete"))
                .setCookiesToAdd((Map<String, String>) params.get("cookiesToAdd"))
                .setHeaders((Map<String, String>) params.get("headers"))
                .setPayload((String) params.get("payload")).send();
        memcache.delete(new Key(STASH, token));
    }
}

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From source file:io.crate.planner.node.dql.AbstractProjectionsPhase.java

protected static List<DataType> extractOutputTypes(List<Symbol> outputs, List<Projection> projections) {
    Projection lastProjection = Iterables.getLast(projections, null);
    if (lastProjection == null) {
        return Symbols.extractTypes(outputs);
    } else {/*from w  w  w  .  j  a v a 2 s . co m*/
        return Symbols.extractTypes(lastProjection.outputs());
    }
}

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From source file:org.apache.metron.performance.sampler.BiasedSampler.java

public static List<Map.Entry<Integer, Integer>> readDistribution(BufferedReader distrFile, boolean quiet)
        throws IOException {
    List<Map.Entry<Integer, Integer>> ret = new ArrayList<>();
    if (!quiet) {
        System.out.println("Using biased sampler with the following biases:");
    }//  w ww .  ja  v  a 2s  .  co m
    int sumLeft = 0;
    int sumRight = 0;
    for (String line = null; (line = distrFile.readLine()) != null;) {
        if (line.startsWith("#")) {
            continue;
        }
        Iterable<String> it = Splitter.on(",").split(line.trim());
        if (Iterables.size(it) != 2) {
            throw new IllegalArgumentException(
                    line + " should be a comma separated pair of integers, but was not.");
        }
        int left = Integer.parseInt(Iterables.getFirst(it, null));
        int right = Integer.parseInt(Iterables.getLast(it, null));
        if (left <= 0 || left > 100) {
            throw new IllegalArgumentException(
                    line + ": " + (left < 0 ? left : right) + " must a positive integer in (0, 100]");
        }
        if (right <= 0 || right > 100) {
            throw new IllegalArgumentException(line + ": " + right + " must a positive integer in (0, 100]");
        }
        if (!quiet) {
            System.out.println(
                    "\t" + left + "% of templates will comprise roughly " + right + "% of sample output");
        }
        ret.add(new AbstractMap.SimpleEntry<>(left, right));
        sumLeft += left;
        sumRight += right;
    }
    if (sumLeft > 100 || sumRight > 100) {
        throw new IllegalStateException(
                "Neither columns must sum to beyond 100.  " + "The first column is the % of templates. "
                        + "The second column is the % of the sample that % of template occupies.");
    } else if (sumLeft < 100 && sumRight < 100) {
        int left = 100 - sumLeft;
        int right = 100 - sumRight;
        if (!quiet) {
            System.out.println(
                    "\t" + left + "% of templates will comprise roughly " + right + "% of sample output");
        }
        ret.add(new AbstractMap.SimpleEntry<>(left, right));
    }
    return ret;

}

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From source file:net.holmes.core.common.MimeType.java

/**
 * Instantiates a new mime type./*from  w  w  w.j  a va 2s .c o  m*/
 *
 * @param mimeType mime type
 */
private MimeType(final String mimeType) {
    this.mimeType = mimeType;
    Iterable<String> iterable = Splitter.on('/').split(mimeType);
    this.type = MediaType.getByValue(Iterables.getFirst(iterable, ""));
    this.subType = Iterables.getLast(iterable, "");
}

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From source file:net.sourceforge.fenixedu.domain.cms.UnitClassTemplateController.java

@Override
public Site selectSiteForPath(String[] possibleUnits) {
    Unit selectedUnit = Iterables.getLast(findUnitsInPath(possibleUnits), null);
    return selectedUnit != null ? selectedUnit.getSite() : null;
}

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