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<T> setA, Set<T> setB) {
    Set<T> tmp = new TreeSet<T>(setA);
    tmp.addAll(setB);
    return tmp;/*from w  w  w  .j  a va2s  .c  om*/
}

From source file:Main.java

/**
 * Returns union of two collections.//www  .  j  av a2  s  .com
 *
 * @param <T> the generic type
 * @param coll1 the coll1
 * @param coll2 the coll2
 * @return the collection
 */
public static <T> Collection<T> union(Collection<T> coll1, Collection<T> coll2) {
    Set<T> union = new HashSet<T>(coll1);
    union.addAll(new HashSet<T>(coll2));

    return union;
}

From source file:Main.java

public static <T> Set<T> getSortedIntersectionValues(Collection<T> colection1, Collection<T> colection2) {
    Set<T> set = new TreeSet<>();
    set.addAll(getIntersectionValues(colection1, colection2));
    return set;/*  w  ww  . j  a v a  2s  .  c o m*/
}

From source file:Main.java

public static <T> Collection<T> union(Collection<T> col1, Collection<T> col2) {
    Set<T> set = new HashSet<T>(clone(col1));
    set.addAll(col2);
    return set;/*from  w  ww.j  a  v  a  2s .c o m*/
}

From source file:Main.java

/**
 * create set from array//from   ww w. ja v  a2s.c om
 *
 * @param <T>
 * @param values
 * @return array values in list
 */
public static <T> Set<T> toSet(T... values) {
    Set<T> list = new LinkedHashSet<T>();
    list.addAll(Arrays.asList(values));
    return list;
}

From source file:Main.java

public static <T> Set<T> union(Collection<? extends T> c1, Collection<? extends T> c2) {
    Set<T> result = new HashSet<T>();
    result.addAll(c1);
    result.addAll(c2);/*from w  w  w . j  ava 2s . co m*/
    return result;
}

From source file:Main.java

public static <T> Set<T> getReunionValues(Collection<? extends T> collectionA,
        Collection<? extends T> collectionB) {
    Set<T> newSet = new HashSet<T>(collectionA);
    newSet.addAll(collectionB);
    return newSet;
}

From source file:Main.java

/**
 * Removes the duplicates./*  w w  w  . j  a  v  a 2 s.  c  om*/
 * 
 * @param <T>
 *            the generic type
 * @param items
 *            the items
 * @return the list
 */
public static <T> List<T> removeDuplicates(List<T> items) {
    Set<T> set = new LinkedHashSet<T>();
    set.addAll(items);
    return new ArrayList<T>(set);
}

From source file:Main.java

public static <T> Set<T> union(Set<T> s1, Set<T> s2) {
    Set<T> result = new HashSet<T>(s1);
    result.addAll(s2);
    return result;
}

From source file:Main.java

/**
 * Transformation operation for a {@link Collection} to a {@link Set}.
 * /*from w  w  w .  j  a va2 s .c om*/
 * @param <E>
 *            the type of the given and returned values
 * @param collection
 *            the collection to transform
 * @return the new {@link Set}, containing all entries of the given
 *         collection
 */
public static <E extends Object> Set<E> asSet(Collection<E> collection) {
    Set<E> hashSet = new HashSet<E>();
    hashSet.addAll(collection);
    return hashSet;
}