001package org.gwtbootstrap3.client.ui.form.validator;
002
003/*
004 * #%L
005 * GwtBootstrap3
006 * %%
007 * Copyright (C) 2015 GwtBootstrap3
008 * %%
009 * Licensed under the Apache License, Version 2.0 (the "License");
010 * you may not use this file except in compliance with the License.
011 * You may obtain a copy of the License at
012 * 
013 * http://www.apache.org/licenses/LICENSE-2.0
014 * 
015 * Unless required by applicable law or agreed to in writing, software
016 * distributed under the License is distributed on an "AS IS" BASIS,
017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
018 * See the License for the specific language governing permissions and
019 * limitations under the License.
020 * #L%
021 */
022
023import org.gwtbootstrap3.client.ui.Radio;
024import org.gwtbootstrap3.client.ui.base.RadioGroupBase;
025
026/**
027 * Radio group blank validator.
028 *
029 * @param <T> the generic type
030 * 
031 * @author Steven Jardine
032 */
033public class RadioGroupBlankValidator<T> extends BlankValidator<T> {
034
035    private RadioGroupBase<T> inputWidget = null;
036
037    /**
038     * Constructor.
039     *
040     * @param inputWidget the input widget
041     */
042    public RadioGroupBlankValidator(final RadioGroupBase<T> inputWidget) {
043        super();
044        this.inputWidget = inputWidget;
045    }
046
047    /** {@inheritDoc} */
048    @Override
049    public boolean isValid(final T value) {
050        boolean valid = false;
051        for (Radio child : inputWidget.getRadioChildren()) {
052            valid |= child.getValue();
053        }
054        return valid;
055    }
056
057}