org.apache.wicket.util.convert.converter.CalendarConverter Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.wicket.util.convert.converter;
import java.util.Calendar;
import java.util.Date;
import java.util.Locale;
import org.apache.wicket.util.convert.IConverter;
import org.apache.wicket.util.lang.Args;
/**
* Converts to {@link Calendar}.
*/
public class CalendarConverter implements IConverter
{
private static final long serialVersionUID = 1L;
private final IConverter dateConverter;
/**
* Construct.
*/
public CalendarConverter()
{
this(new DateConverter());
}
/**
* Construct.
*
* @param dateConverter
* delegated converter, not null
*/
public CalendarConverter(IConverter dateConverter)
{
Args.notNull(dateConverter, "dateConverter");
this.dateConverter = dateConverter;
}
/**
* @see org.apache.wicket.util.convert.IConverter#convertToObject(java.lang.String,
* java.util.Locale)
*/
public Calendar convertToObject(final String value, final Locale locale)
{
Date date = dateConverter.convertToObject(value, locale);
if (date == null)
{
return null;
}
Calendar calendar = locale != null ? Calendar.getInstance(locale) : Calendar.getInstance();
calendar.setTime(date);
return calendar;
}
/**
* @see org.apache.wicket.util.convert.IConverter#convertToString(java.lang.Object,
* java.util.Locale)
*/
public String convertToString(final Calendar value, final Locale locale)
{
if (value == null)
{
return null;
}
return dateConverter.convertToString(value.getTime(), locale);
}
}