Java List to Int List toIntArray(List nums)

Description

Convert a List of Number objects to an int array.

License

EUPL

Parameter

Parameter	Description
nums	The <code>List</code> containing the numbers whose integer value to put into the result.

Return

The int values of the Numbers contained in nums.

Declaration

public static int[] toIntArray(List nums) 

Method Source Code

//package com.java2s;
/*//  w  ww.  jav  a2s  .c  o  m
 * Copyright 2003 Federal Chancellery Austria
 * MOA-ID has been developed in a cooperation between BRZ, the Federal
 * Chancellery Austria - ICT staff unit, and Graz University of Technology.
 *
 * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
 * the European Commission - subsequent versions of the EUPL (the "Licence");
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * http://www.osor.eu/eupl/
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 *
 * This product combines work with different licenses. See the "NOTICE" text
 * file for details on the various modules and licenses.
 * The "NOTICE" text file is part of the distribution. Any derivative works
 * that you distribute must include a readable copy of the "NOTICE" text file.
 */

import java.util.Iterator;
import java.util.List;

public class Main {
    /**
     * Convert a <code>List</code> of <code>Number</code> objects to an 
     * <code>int</code> array.
     * 
     * @param nums The <code>List</code> containing the numbers whose integer
     * value to put into the result. 
     * @return The <code>int</code> values of the <code>Number</code>s contained
     * in <code>nums</code>.
     */
    public static int[] toIntArray(List nums) {
        int[] result = new int[nums.size()];
        Iterator iter;
        int i;

        for (i = 0, iter = nums.iterator(); iter.hasNext(); i++) {
            Number num = (Number) iter.next();
            result[i] = num.intValue();
        }

        return result;
    }
}

Related

1. toIntArray(final List list)
2. toIntArray(final List list)
3. toIntArray(final List list)
4. toIntArray(java.util.List list)
5. toIntArray(List list)
6. toIntArray(List ints)
7. toIntArray(List bytes)
8. toIntArray(List a)
9. toIntArray(List integerList)