Example usage for java.util Set add

Introduction

In this page you can find the example usage for java.util Set add.

Prototype

boolean add(E e);

Source Link

Document

Adds the specified element to this set if it is not already present (optional operation).

Usage

From source file:Main.java

/**
 * Many to One way of finding Keys from value
 * @param map/*from w  w  w. j a  v a  2  s. c o  m*/
 * @param value
 * @return keys
 */
public static <T, E> Set<T> getKeysByValue(Map<T, E> map, E value) {
    Set<T> keys = new HashSet<T>();
    for (Entry<T, E> entry : map.entrySet()) {
        if (value.equals(entry.getValue())) {
            keys.add(entry.getKey());
        }
    }
    return keys;
}

From source file:Main.java

public static Set<Integer> toSet(int... array) {
    if (isEmpty(array)) {
        return new HashSet<>(0);
    }//  w  w w. j  av  a2 s  . c  o  m
    Set<Integer> set = new HashSet<>(array.length);
    for (int I : array) {
        set.add(new Integer(I));
    }
    return set;
}

From source file:Main.java

public static <T> List<T> copyWithoutDublicates(List<T> l) {
    final List<T> result = new ArrayList<T>();
    final Set<T> set = new HashSet<T>();
    for (Iterator<T> it = l.iterator(); it.hasNext();) {
        final T t = it.next();
        if (set.add(t)) {
            result.add(t);/*w w  w. j ava 2s .  c om*/
        }
    }
    return result;
}

From source file:me.smoe.adar.analyzer.luence.AnalyzerToy.java

public static Set<String> analyzerByStandard(String sentence) throws Exception {
    Analyzer analyzer = new StandardAnalyzer();
    try {// ww  w.  j av  a 2s . c  om
        TokenStream tokenStream = analyzer.tokenStream(StringUtils.EMPTY, new StringReader(sentence));
        tokenStream.addAttribute(CharTermAttribute.class);
        tokenStream.reset();

        Set<String> words = new HashSet<>();
        while (tokenStream.incrementToken()) {
            words.add(((CharTermAttribute) tokenStream.getAttribute(CharTermAttribute.class)).toString());
        }

        return words;
    } finally {
        analyzer.close();
    }
}

From source file:Main.java

public static Set<Double> toSet(double... array) {
    if (isEmpty(array)) {
        return new HashSet<>(0);
    }/*from ww w  .  j ava  2 s .c om*/
    Set<Double> set = new HashSet<>(array.length);
    for (double d : array) {
        set.add(new Double(d));
    }
    return set;
}

From source file:Main.java

public static <T, E> Set<T> getKeysByValue(Map<T, E> map, E value) {
    Set<T> keys = new HashSet<T>();
    for (Map.Entry<T, E> entry : map.entrySet()) {
        if (value.equals(entry.getValue())) {
            keys.add(entry.getKey());
        }/*from  ww  w  .  j ava  2  s  .co m*/
    }
    return keys;
}

From source file:org.springmodules.util.Strings.java

/**
 * Removes duplicates from the given String array.
 * //from  w w w  . j a v a 2s .  c  o  m
 * @param array
 *          the given array
 * @return a new String array without duplicated entries
 */
public static String[] removeDuplicates(String[] array) {
    if (ObjectUtils.isEmpty(array)) {
        return array;
    }
    Set set = new TreeSet();

    int arraySize = array.length;
    for (int i = 0; i < arraySize; i++) {
        set.add(array[i]);
    }
    return (String[]) set.toArray(new String[set.size()]);
}

From source file:Main.java

public static Set<Boolean> toSet(boolean... array) {
    if (isEmpty(array)) {
        return new HashSet<>(0);
    }/*from  w  w w  . ja  va 2s.c  o  m*/
    Set<Boolean> set = new HashSet<>(array.length);
    for (boolean b : array) {
        set.add(Boolean.valueOf(b));
    }
    return set;
}

From source file:Main.java

public static long add(Set set) {
    long start, stop, result = 0;
    for (int i = 0; i < 100; i++) {
        start = System.nanoTime();
        set.add(set.size() + 1 + i);
        stop = System.nanoTime();
        result += stop - start;//from  w w  w  .ja  v  a 2s.c o m
    }
    return result / 100;
}

From source file:com.opengamma.core.region.RegionUtils.java

/**
 * Creates a set of regions from a region id.
 * This is useful in the case where the region is compound (e.g. NY+LON).
 * //from w w w. j a v a 2  s  . com
 * @param regionSource The region source, not null
 * @param regionId The region id, not null
 * @return a set of the region(s)
 */
public static Set<Region> getRegions(RegionSource regionSource, final ExternalId regionId) {
    Validate.notNull(regionSource, "region source");
    Validate.notNull(regionId, "region id");
    if (regionId.isScheme(ExternalSchemes.FINANCIAL) && regionId.getValue().contains("+")) {
        final String[] regions = regionId.getValue().split("\\+");
        final Set<Region> resultRegions = new HashSet<Region>();
        for (final String region : regions) {
            resultRegions.add(regionSource.getHighestLevelRegion(ExternalSchemes.financialRegionId(region)));
        }
        return resultRegions;
    }
    return Collections.singleton(regionSource.getHighestLevelRegion(regionId));
}