Here you can find the source of isCheckBoxModified(JCheckBox checkBox, boolean originalValue)
public static boolean isCheckBoxModified(JCheckBox checkBox, boolean originalValue)
//package com.java2s; /*//from ww w . j av a2 s.c o m * #%L * XMLBeans integration * %% * Copyright (C) 2013 - 2014 BSB S.A. * %% * Licensed under the Apache 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.apache.org/licenses/LICENSE-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. * #L% */ import javax.swing.*; public class Main { public static boolean isCheckBoxModified(JCheckBox checkBox, boolean originalValue) { return checkBox.isSelected() != originalValue; } }