Java List First Item swap(List list, int firstIndex, int secondIndex)

Description

Swaps the two rows.

License

Open Source License

Parameter

Parameter	Description
firstIndex	the index of the first row
secondIndex	the index of the second row

Declaration

protected static void swap(List list, int firstIndex, int secondIndex) 

Method Source Code

//package com.java2s;
/*//w w  w.  j  ava 2 s  .c  o  m
 *   This program is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation, either version 3 of the License, or
 *   (at your option) any later version.
 *
 *   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 General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

import java.util.List;

public class Main {
    /**
     * Swaps the two rows.
     *
     * @param firstIndex   the index of the first row
     * @param secondIndex   the index of the second row
     */
    protected static void swap(List list, int firstIndex, int secondIndex) {
        Object backup;

        backup = list.get(firstIndex);
        list.set(firstIndex, list.get(secondIndex));
        list.set(secondIndex, backup);
    }
}

Related

1. removeFirst(List list)
2. removeFirst(List list)
3. removeFirstElement(List l)
4. removeFirstHalfElements(final List list)
5. replace(int codePoint, int firstCharacterInGroup, List referenceList)