/***
* Copyright (c) 2009 Caelum - www.caelum.com.br/opensource
* All rights reserved.
*
* 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 br.com.caelum.vraptor.converter.jodatime;
import static com.google.common.base.Strings.isNullOrEmpty;
import java.util.Locale;
import javax.enterprise.context.RequestScoped;
import javax.inject.Inject;
import org.joda.time.LocalTime;
import org.joda.time.format.DateTimeFormat;
import org.joda.time.format.DateTimeFormatter;
import br.com.caelum.vraptor.Convert;
import br.com.caelum.vraptor.converter.ConversionException;
import br.com.caelum.vraptor.converter.ConversionMessage;
import br.com.caelum.vraptor.converter.Converter;
/**
* VRaptor converter for {@link LocalTime}. {@link LocalTime} is part of Joda
* Time library.
*
* @author Lucas Cavalcanti
*/
@Convert(LocalTime.class)
@RequestScoped
public class LocalTimeConverter implements Converter<LocalTime> {
private final Locale locale;
/**
* @deprecated CDI eyes only
*/
protected LocalTimeConverter() {
this(null);
}
@Inject
public LocalTimeConverter(Locale locale) {
this.locale = locale;
}
@Override
public LocalTime convert(String value, Class<? extends LocalTime> type) {
if (isNullOrEmpty(value)) {
return null;
}
try {
return getFormatter().parseLocalTime(value);
} catch (UnsupportedOperationException | IllegalArgumentException e) {
throw new ConversionException(new ConversionMessage("is_not_a_valid_time", value));
}
}
protected DateTimeFormatter getFormatter() {
return DateTimeFormat.shortTime().withLocale(locale);
}
}