Fills a List with null by calling #fillList(List,int,Object) with a null object. - Java java.util

Java examples for java.util:List Operation

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Description

Fills a List with null by calling #fillList(List,int,Object) with a null object.

Demo Code


//package com.java2s;

import java.util.List;

public class Main {
    public static void main(String[] argv) {
        List list = java.util.Arrays.asList("asdf", "java2s.com");
        int size = 42;
        fillList(list, size);//w ww .  ja  v a  2s.  c  o m
    }

    /**
     * Fills a <code>List</code> with <code>null</code>
     * by calling {@link #fillList(List, int, Object)}
     * with a <code>null</code> object.
     * @param list the <code>List</code> that should be filled
     * @param size the resulting size of the <code>List</code>
     */
    public static void fillList(List list, int size) {
        fillList(list, size, null);
    }

    /**
     * Fills a <code>List</code> with with the specified object
     * until it has the specified size. If the specified size is
     * equal or lower the <code>List</code> size, nothing happens.
     * @param list the <code>List</code> that should be filled
     * @param size the resulting size of the <code>List</code>
     */
    public static void fillList(List list, int size, Object object) {
        for (int ii = list.size(); ii < size; ii++) {
            list.add(object);
        }
    }
}

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