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- /*
- * 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.util.Date;
- import java.util.Locale;
-
- /**
- * A converter that converts from {@link Long} to {@link Date} and back.
- *
- * @author Vaadin Ltd
- * @since 7.0
- */
- public class DateToLongConverter implements Converter<Date, Long> {
-
- /*
- * (non-Javadoc)
- *
- * @see
- * com.vaadin.data.util.converter.Converter#convertToModel(java.lang.Object,
- * java.lang.Class, java.util.Locale)
- */
- @Override
- public Long convertToModel(Date value, Class<? extends Long> targetType,
- Locale locale) {
- if (value == null) {
- return null;
- }
-
- return value.getTime();
- }
-
- /*
- * (non-Javadoc)
- *
- * @see
- * com.vaadin.data.util.converter.Converter#convertToPresentation(java.lang
- * .Object, java.lang.Class, java.util.Locale)
- */
- @Override
- public Date convertToPresentation(Long value,
- Class<? extends Date> targetType, Locale locale) {
- if (targetType != getPresentationType()) {
- throw new ConversionException("Converter only supports "
- + getPresentationType().getName() + " (targetType was "
- + targetType.getName() + ")");
- }
- if (value == null) {
- return null;
- }
-
- return new Date(value);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.util.converter.Converter#getModelType()
- */
- @Override
- public Class<Long> getModelType() {
- return Long.class;
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.util.converter.Converter#getPresentationType()
- */
- @Override
- public Class<Date> getPresentationType() {
- return Date.class;
- }
-
- }
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