Java tutorial
/******************************************************************************* * Copyright 2013 Thomas Letsch (contact@thomas-letsch.de) * * 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. ******************************************************************************/ package org.vaadin.addons.javaee.fields; import java.math.BigDecimal; import org.vaadin.addons.javaee.fields.converter.StringToBigDecimalConverter; import com.vaadin.data.Property; import com.vaadin.data.util.converter.Converter; import com.vaadin.ui.TextField; public class NumberField extends TextField { private static final long serialVersionUID = 1L; public NumberField() { } public NumberField(String name, final String pattern) { super(name); setConverter(new StringToBigDecimalConverter(pattern)); } public void setValue(BigDecimal newFieldValue) throws Property.ReadOnlyException, Converter.ConversionException { super.setValue(getConverter().convertToPresentation(newFieldValue, String.class, getLocale())); } }