Here you can find the source of toBoolean(Object object)
public static Boolean toBoolean(Object object)
//package com.java2s; /********************************************************************************** * * $Id:$/*from w ww . j a v a 2 s.c o m*/ * *********************************************************************************** * * Copyright (c) 2008, 2009 The Regents of the University of California * * Licensed under the * Educational Community License, Version 2.0 (the "License"); you may * not use this file except in compliance with the License. You may * obtain a copy of the License at * * http://www.osedu.org/licenses/ECL-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an "AS IS" * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express * or implied. See the License for the specific language governing * permissions and limitations under the License. * **********************************************************************************/ public class Main { public static Boolean toBoolean(Object object) { Boolean b = null; if (object != null) { if (object instanceof Boolean) b = (Boolean) object; } return b; } }