Java List from Array asList(final int[] a)

Description

A List of Integer from an array of int.

License

Open Source License

Parameter

Parameter	Description
a	a parameter

Declaration

public static List<Integer> asList(final int[] a) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * File Utilities.java/*  w w w.  j  a va2 s.  c o  m*/
 * 
 * Authors:
 *    Kilian Evang, Wolfgang Maier
 *    
 * Copyright:
 *    Kilian Evang, Wolfgang Maier, 2011
 * 
 * This file is part of rparse, see <www.wolfgang-maier.net/rparse>.
 * 
 * rparse 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 2 of the License, or (at your option) 
 * any later version.
 * 
 * rparse 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.AbstractList;

import java.util.List;

public class Main {
    /**
     * A List of Integer from an array of int.
     * 
     * @param a
     * @return
     */
    public static List<Integer> asList(final int[] a) {

        return new AbstractList<Integer>() {

            public Integer get(int i) {
                return a[i];
            }

            public Integer set(int i, Integer val) {
                Integer oldVal = a[i];
                a[i] = val;
                return oldVal;
            }

            public int size() {
                return a.length;
            }
        };

    }
}

Related

1. asList(final Collection collection)
2. asList(final Collection c)
3. asList(final E... array)
4. asList(final int... values)
5. asList(final int[] a)
6. asList(final Iterable iterable)
7. asList(final Iterable iterable)
8. asList(final long[] ids)
9. asList(final Object array)