Here you can find the source of toBoolean(boolean b)
public static Boolean toBoolean(boolean b)
//package com.java2s; /*/*from w ww . j a va 2s. c om*/ * Copyright (c) Fiorano Software Pte. Ltd. and affiliates. All rights reserved. http://www.fiorano.com * The software in this package is published under the terms of the CPAL v1.0 * license, a copy of which has been included with this distribution in the * LICENSE.txt file. */ public class Main { private static final String FALSE = "false"; public static Boolean toBoolean(boolean b) { return b ? Boolean.TRUE : Boolean.FALSE; } }