Java Collection Add addAll(Collection intoCollection, Collection fromCollection)

Description

Adds all the items in "fromCollection" into "intoCollection".

License

Open Source License

Parameter

Parameter	Description
intoCollection	a parameter
fromCollection	a parameter

Declaration

public static <T> void addAll(Collection<T> intoCollection,
        Collection<? extends T> fromCollection) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.util.Collection;

public class Main {
    /**/*  w ww  . j  av  a 2  s.  co m*/
     * Adds all the items in "fromCollection" into "intoCollection".
     * <BR>
     * There was a bug in some implementations of Collection.addAll() method in some versions of J2SE, so to be on the
     * safe side, I implement it here.
     * @param intoCollection
     * @param fromCollection
     */
    public static <T> void addAll(Collection<T> intoCollection,
            Collection<? extends T> fromCollection) {
        for (T t : fromCollection) {
            intoCollection.add(t);
        }
    }
}

Related

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2. addAll(Collection collection, T[] items)
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4. addAll(Collection dest, Collection orig)
5. addAll(Collection dest, T... elements)
6. addAll(Collection left, Collection right)
7. addAll(Collection t1, Iterable t2)
8. addAll(Collection target, Collection source)
9. addAll(Collection target, Iterable source)