Java List Copy copyFirst(List list, int count)

Description

Copies count items off of list, starting from the beginning.

License

Open Source License

Parameter

Parameter	Description
T	The type of the list.
list	The list to copy from.
count	The number of items to copy.

Return

The copied list.

Declaration

public static <T> List<T> copyFirst(List<T> list, int count) 

Method Source Code

//package com.java2s;
/*//from   ww w.  j ava  2 s.com
 This file is part of the OdinMS Maple Story Server
 Copyright (C) 2008 Patrick Huy <patrick.huy@frz.cc> 
 Matthias Butz <matze@odinms.de>
 Jan Christian Meyer <vimes@odinms.de>

 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Affero General Public License version 3
 as published by the Free Software Foundation. You may not use, modify
 or distribute this program under any other version of the
 GNU Affero General Public License.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU Affero General Public License for more details.

 You should have received a copy of the GNU Affero General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

import java.util.ArrayList;
import java.util.List;

public class Main {
    /**
     * Copies <code>count</code> items off of list, starting from the beginning.
     * @param <T> The type of the list.
     * @param list The list to copy from.
     * @param count The number of items to copy.
     * @return The copied list.
     */
    public static <T> List<T> copyFirst(List<T> list, int count) {
        List<T> ret = new ArrayList<T>(list.size() < count ? list.size()
                : count);
        int i = 0;
        for (T elem : list) {
            ret.add(elem);
            if (i++ > count) {
                break;
            }
        }
        return ret;
    }
}

Related

1. copy(List[] sourceLists, List[] destLists)
2. copyAndClearList(List sourceList)
3. copyAndRemove(final List in, final String remove)
4. copyAndSet(final Map> in, final String key, final String value)
5. copyArrayToList(Object[] input, List output)
6. copyIntArray(List li)
7. copyInto(List source, List dest)
8. copyList(Collection c)
9. copyList(Collection list)