Example usage for java.util Set addAll

Introduction

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

Prototype

boolean addAll(Collection<? extends E> c);

Source Link

Document

Adds all of the elements in the specified collection to this set if they're not already present (optional operation).

Usage

From source file:Main.java

public static <T> Set<T> union(Set<? extends T> a, Set<? extends T> b) {
    Set<T> result = new HashSet<T>(a);
    result.addAll(b);
    return result;
}

From source file:Main.java

public static void sortDates(final List<DAY> dayList) {
    final Set<DAY> set = new TreeSet<DAY>();
    set.addAll(dayList);
    for (final DAY day : set) {
        System.out.println(day);//from ww  w. j a va 2 s.  co m
    }
}

From source file:Main.java

/**
 * @param <T>//from   w w w . ja  v  a 2 s . c o  m
 * @param list
 * @return list
 */
public static <T> Set<T> list2Set(List<T> list) {
    Set<T> set = new HashSet<T>();
    set.addAll(list);
    return set;
}

From source file:Main.java

public static <E> Set<E> union(Set<? extends E> x, Set<? extends E> y) {
    Set<E> union = new HashSet<E>();
    union.addAll(x);
    union.addAll(y);//  w w w . j av a2  s  .co  m
    return union;
}

From source file:Main.java

public static <E> Set<E> union(final Set<E> set1, final Set<E> set2) {
    Set<E> set = new HashSet<>(set1);
    set.addAll(set2);
    return Collections.unmodifiableSet(set);
}

From source file:Main.java

public static <T> ArrayList<T> union(Collection<T> l1, Collection<T> l2) {
    Set<T> s = new HashSet<>();
    s.addAll(l1);
    s.addAll(l2);/*from w  ww.j a va  2 s.c  o  m*/
    return new ArrayList<>(s);
}

From source file:Main.java

public static <T> Set<T> createWeakSet(Iterable<T> items) {
    Set<T> set = createWeakSet();
    set.addAll(Sets.newHashSet(items));
    return set;/*from w w  w .j  a  v a  2  s. c o m*/
}

From source file:Main.java

public static <T> Set<T> union(Set<T> x, Set<T> y) {

    Set<T> result = newEmptySet();

    result.addAll(x);
    result.addAll(y);//  ww  w  .j  a v  a2s  .com
    return result;
}

From source file:Main.java

public static <T> Set<T> asSet(T... elements) {
    Set<T> toReturn = new HashSet<>();
    toReturn.addAll(Arrays.asList(elements));
    return toReturn;
}

From source file:Main.java

public static <T> List<T> union(List<T> list1, List<T> list2) {
    Set<T> set = new HashSet<T>();

    set.addAll(list1);
    set.addAll(list2);/*from  ww w . j  a  v a  2  s.  c om*/

    return new ArrayList<T>(set);
}