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

List of usage examples for com.google.common.collect Iterables size

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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.eclipse.reqcycle.ocl.utils.OCLUtilities.java

/**
 * Checks whether an OCL resource contains an operation allowing to test whether an uml element can
 * be associated to a given data type. The operation should be named "isX" where "X" is the name
 * of the data type./*from  ww  w. ja  v a2 s  .  c o m*/
 */
public static IStatus isOperationPresent(final IRequirementType type, BaseResource resource) {
    if (Iterables.size(getMatchingOperations(type, resource)) > 0) {
        return Status.OK_STATUS;
    }
    ;
    return new Status(IStatus.ERROR, ReqcycleOCLPlugin.PLUGIN_ID,
            "Required operation : " + OCLUtilities.getOperationRequiredSignature(type) + " could not be found");
}

From source file:com.ebuddy.cassandra.structure.DefaultPath.java

@Override
public int size() {
    return Iterables.size(pathElements);
}

From source file:org.apache.mahout.math.neighborhood.Searcher.java

public List<WeightedThing<Vector>> searchFirst(Iterable<? extends Vector> queries, boolean differentThanQuery) {
    List<WeightedThing<Vector>> results = Lists.newArrayListWithExpectedSize(Iterables.size(queries));
    for (Vector query : queries) {
        results.add(searchFirst(query, differentThanQuery));
    }/* w  ww. ja  va  2 s . c o m*/
    return results;
}

From source file:org.apache.metron.utils.LatencySummarizer.java

public static String getBaseMetric(String s) {
    Iterable<String> tokenIt = Splitter.on('.').split(s);
    int num = Iterables.size(tokenIt);
    return Joiner.on('.').join(Iterables.limit(tokenIt, num - 1));
}

From source file:org.apache.calcite.adapter.spark.SparkRules.java

public static void main(String[] args) {
    final JavaSparkContext sc = new JavaSparkContext("local[1]", "calcite");
    final JavaRDD<String> file = sc.textFile("/usr/share/dict/words");
    System.out.println(file.map(new Function<String, Object>() {
        @Override/*from  www  .  j a  v  a 2s  .c o  m*/
        public Object call(String s) throws Exception {
            return s.substring(0, Math.min(s.length(), 1));
        }
    }).distinct().count());
    file.cache();
    String s = file.groupBy(new Function<String, String>() {
        @Override
        public String call(String s) throws Exception {
            return s.substring(0, Math.min(s.length(), 1));
        }
    }
    //CHECKSTYLE: IGNORE 1
    ).map(new Function<Tuple2<String, Iterable<String>>, Object>() {
        @Override
        public Object call(Tuple2<String, Iterable<String>> pair) {
            return pair._1() + ":" + Iterables.size(pair._2());
        }
    }).collect().toString();
    System.out.print(s);

    final JavaRDD<Integer> rdd = sc.parallelize(new AbstractList<Integer>() {
        final Random random = new Random();

        @Override
        public Integer get(int index) {
            System.out.println("get(" + index + ")");
            return random.nextInt(100);
        }

        @Override
        public int size() {
            System.out.println("size");
            return 10;
        }
    });
    System.out.println(rdd.groupBy(new Function<Integer, Integer>() {
        public Integer call(Integer integer) {
            return integer % 2;
        }
    }).collect().toString());
    System.out.println(file.flatMap(new FlatMapFunction<String, Pair<String, Integer>>() {
        public List<Pair<String, Integer>> call(String x) {
            if (!x.startsWith("a")) {
                return Collections.emptyList();
            }
            return Collections.singletonList(Pair.of(x.toUpperCase(Locale.ROOT), x.length()));
        }
    }).take(5).toString());
}

From source file:com.ydy.cf.solver.impl.AlternatingLeastSquaresSolver.java

private Matrix createMiIi(Iterable<Vector> featureVectors, int numFeatures) {
    Matrix MiIi = new DenseMatrix(numFeatures, Iterables.size(featureVectors));
    int n = 0;//from ww w. ja  va 2  s .c  om
    for (Vector featureVector : featureVectors) {
        for (int m = 0; m < numFeatures; m++) {
            MiIi.setQuick(m, n, featureVector.getQuick(m));
        }
        n++;
    }
    return MiIi;
}

From source file:de.up.ling.irtg.automata.condensed.PatternMatchingInvhomAutomatonFactory.java

public void computeMatcherFromHomomorphism() {
    nondetMatcher = new ConcreteTreeAutomaton<String>(hom.getTargetSignature());
    matcherParentToChildren = new ArrayInt2ObjectMap<>();

    CpuTimeStopwatch sw = new CpuTimeStopwatch();

    sw.record(0);/*from   www .j av a 2s .  c  om*/

    for (int labelSetID = 1; labelSetID <= hom.getMaxLabelSetID(); labelSetID++) {
        String prefix = "q" + labelSetID;
        String matchingStartState = prefix + "/";

        addToPatternMatchingAutomaton(hom.getByLabelSetID(labelSetID), prefix, nondetMatcher,
                hom.getTargetSignature(), false);

        int matchingStartStateId = nondetMatcher.getIdForState(matchingStartState);
        startStateIdToLabelSetID.put(matchingStartStateId, labelSetID);

        recordMatcherStates(matchingStartState, hom.getByLabelSetID(labelSetID), nondetMatcher);
    }

    sw.record(1);

    matcher = nondetMatcher.determinize(detMatcherStatesToNondet);
    System.err.println(Iterables.size(matcher.getRuleSet()) + " rules");

    sw.record(2);

    sw.printMilliseconds("add rules", "determinize");

    //        for (int parent : matcherParentToChildren.keySet()) {
    //            System.err.println(nondetMatcher.getStateForId(parent) + " -> " + Arrays.stream(matcherParentToChildren.get(parent)).mapToObj(nondetMatcher::getStateForId).collect(Collectors.toList()));
    //        }
}

From source file:com.googlecode.blaisemath.style.Styles.java

public static Stroke getStroke(AttributeSet style) {
    float strokeWidth = style.getFloat(Styles.STROKE_WIDTH, 1f);
    String dashes = style.getString(Styles.STROKE_DASHES, null);
    if (!Strings.isNullOrEmpty(dashes)) {
        Iterable<String> sDashes = Splitter.on(",").trimResults().split(dashes);
        try {/*w  w  w .  j  a va 2 s. co  m*/
            Iterable<Float> fDashes = Floats.stringConverter().convertAll(sDashes);
            float[] fArr = new float[Iterables.size(fDashes)];
            int i = 0;
            for (Float f : fDashes) {
                fArr[i] = f == null ? 0f : f;
                i++;
            }
            return new BasicStroke(strokeWidth, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER, 10.0f, fArr,
                    0.0f);
        } catch (NumberFormatException x) {
            Logger.getLogger(Styles.class.getName()).log(Level.WARNING, "Invalid dash pattern: " + dashes, x);
        }
    }
    return new BasicStroke(strokeWidth);
}

From source file:com.spectralogic.ds3cli.command.Recover.java

@Override
public DefaultResult call() throws Exception {
    try {/*from  ww w . j  av a  2  s.c  o  m*/
        if (listOnly) {
            return new DefaultResult(
                    RecoveryFileManager.printSearchFiles(this.id, this.bucketName, this.jobType));
        }
        if (deleteFiles) {
            return new DefaultResult(RecoveryFileManager.deleteFiles(this.id, this.bucketName, this.jobType));
        }
        //  get exactly file to recover
        final Iterable<Path> files = RecoveryFileManager.searchFiles(this.id, this.bucketName, this.jobType);
        if (Iterables.isEmpty(files)) {
            return new DefaultResult("No matching recovery files found.");
        }
        if (Iterables.size(files) > 1) {
            return new DefaultResult("Multiple matching recovery files found:\n"
                    + RecoveryFileManager.printSearchFiles(this.id, this.bucketName, this.jobType)
                    + "Please restrict search criteria.");
        }
        final Path file = files.iterator().next();
        final RecoveryJob job = RecoveryFileManager.getRecoveryJobByFile(file.toFile());
        return new DefaultResult(recover(job));
    } catch (final IOException e) {
        throw new CommandException("Recovery Job failed", e);
    }
}

From source file:com.android.tools.idea.apk.viewer.dex.DexParser.java

@NotNull
private DexFileStats getDexStats() {
    DexBackedDexFile dexFile;/*from www .  ja  va 2 s . c  om*/
    try {
        dexFile = myDexFileFuture.get();
    } catch (Exception e) {
        return new DexFileStats(-1, -1, -1);
    }

    int definedMethodCount = 0;
    Set<? extends DexBackedClassDef> classes = dexFile.getClasses();
    for (DexBackedClassDef dexBackedClassDef : classes) {
        definedMethodCount += Iterables.size(dexBackedClassDef.getMethods());
    }

    return new DexFileStats(classes.size(), definedMethodCount, dexFile.getMethodCount());
}