Java tutorial
//package com.java2s; //License from project: Apache License public class Main { /** * <p>Checks if a {@code Boolean} value is {@code false}, * handling {@code null} by returning {@code false}.</p> * <p> * <pre> * BooleanUtils.isFalse(Boolean.TRUE) = false * BooleanUtils.isFalse(Boolean.FALSE) = true * BooleanUtils.isFalse(null) = false * </pre> * * @param bool the boolean to check, null returns {@code false} * @return {@code true} only if the input is non-null and false * @since 2.1 */ public static boolean isFalse(final Boolean bool) { return Boolean.FALSE.equals(bool); } }