Example usage for java.util Collection add

Introduction

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

Prototype

boolean add(E e);

Source Link

Document

Ensures that this collection contains the specified element (optional operation).

Usage

From source file:Main.java

private static <T> void addToCollection(Collection<T> theCollection, T... objects) {
    for (T object : objects) {
        theCollection.add(object);
    }//from   w  w  w  .  ja  v  a2  s . c  om
}

From source file:Main.java

public static <T> Collection<T> merge(Collection<T> c1, Collection<T> c2) {
    for (T e : c2) {
        if (!c1.contains(e)) {
            c1.add(e);
        }/*from w ww.  jav a 2 s  .c o m*/
    }
    return c1;
}

From source file:Main.java

/**
 * Adds all elements in the iteration to the given collection.
 * //from w ww  . j  av a 2 s  . com
 * @param collection  the collection to add to, must not be null
 * @param iterator  the iterator of elements to add, must not be null
 * @throws NullPointerException if the collection or iterator is null
 */
public static <T> void addAll(Collection<T> collection, Iterator<T> iterator) {
    while (iterator.hasNext()) {
        collection.add(iterator.next());
    }
}

From source file:Main.java

public static void addAll(Collection collection, Object[] array) {
    for (int i = 0, max = array.length; i < max; i++) {
        collection.add(array[i]);
    }//from w  w w. j  ava2 s .c  o m
}

From source file:Main.java

public static <T> void addIfNotNullNotExist(Collection<T> col, T val) {
    if (val != null && !col.contains(val)) {
        col.add(val);
    }/*from   w w  w. ja v a 2  s.  c  o m*/
}

From source file:Main.java

/**
 * Used for dividing an original list into two lists.
 * /*from w  w  w  .  jav a  2 s.  co m*/
 * @param <T>
 * @param list
 * @param i
 * @return
 */
public static <O, P extends O> boolean safeAddAll(Collection<O> c, P[] items) {
    try {
        for (O item : items) {
            c.add(item);
        }

        return true;
    } catch (Throwable ex) {
        return false;
    }
}

From source file:Main.java

public static <T> void addAll(Collection<T> c, Iterable<? extends T> i) {
    for (T t : i) {
        c.add(t);
    }/*from ww w.j ava 2 s  .  c o m*/
}

From source file:Main.java

public static Collection<Node> search_nodes_by_name(Node root, String name) {
    Collection<Node> result = new LinkedList<Node>();
    if (root.getNodeName().equals(name))
        result.add(root);
    NodeList list = root.getChildNodes();
    for (int i = 0; i < list.getLength(); ++i) {
        Node child = list.item(i);
        Collection<Node> ret = search_nodes_by_name(child, name);
        result.addAll(ret);//from w  w w  .  j  a va2  s .c o m
    }
    return result;
}

From source file:Main.java

/**
 * Filters the src collection and puts the objects matching the
 * clazz into the dest collection.//from   ww w.  j  a v a 2  s  .c  o  m
 */
public static <T> void filter(Class<T> clazz, Collection<?> src, Collection<T> dest) {
    for (Object o : src) {
        if (clazz.isInstance(o)) {
            dest.add(clazz.cast(o));
        }
    }
}

From source file:Main.java

public static boolean add(Collection collection, Object object) {
    if (collection == null || object == null)
        return false;
    collection.add(object);
    return true;/*w  w w . j  av  a2 s .c o  m*/
}