Returns true if list is null or its size is 0 isEmpty(null) = true; isEmpty({}) = true; isEmpty({1}) = false; - Android java.util

Android examples for java.util:List

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Description

Returns true if list is null or its size is 0 isEmpty(null) = true; isEmpty({}) = true; isEmpty({1}) = false;

Demo Code


//package com.java2s;

import java.util.List;

public class Main {
    /**/*from w ww  . jav a2  s.  c  o m*/
     * Returns true if list is null or its size is 0
     * 
     * <pre>
     * isEmpty(null)   =   true;
     * isEmpty({})     =   true;
     * isEmpty({1})    =   false;
     * </pre>
     * 
     * @param <V>
     * @param list - of {@link List} type.
     * @return boolean - true if list is null or empty, else false.
     */
    public static <V> boolean isEmpty(List<V> list) {
        return (list == null || list.size() == 0);
    }
}

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