com.vaadin.data.util.converter.StringToBigDecimalConverter Maven / Gradle / Ivy
/*
* Copyright 2000-2014 Vaadin Ltd.
*
* 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 com.vaadin.data.util.converter;
import java.math.BigDecimal;
import java.text.DecimalFormat;
import java.text.NumberFormat;
import java.util.Locale;
/**
* A converter that converts from {@link String} to {@link BigDecimal} and back.
* Uses the given locale and a {@link NumberFormat} instance for formatting and
* parsing.
*
* Leading and trailing white spaces are ignored when converting from a String.
*
*
* Override and overwrite {@link #getFormat(Locale)} to use a different format.
*
*
* @author Vaadin Ltd
* @since 7.2
*/
public class StringToBigDecimalConverter extends
AbstractStringToNumberConverter {
@Override
protected NumberFormat getFormat(Locale locale) {
NumberFormat numberFormat = super.getFormat(locale);
if (numberFormat instanceof DecimalFormat) {
((DecimalFormat) numberFormat).setParseBigDecimal(true);
}
return numberFormat;
}
@Override
public BigDecimal convertToModel(String value,
Class targetType, Locale locale)
throws com.vaadin.data.util.converter.Converter.ConversionException {
return (BigDecimal) convertToNumber(value, BigDecimal.class, locale);
}
@Override
public Class getModelType() {
return BigDecimal.class;
}
}