/*
* Copyright (C) 2013 Red Hat, Inc. and/or its affiliates.
*
* 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.jboss.errai.demo.grocery.client.local.convert;
import java.util.Date;
import org.jboss.errai.databinding.client.api.Converter;
public class RelativeTimeConverter implements Converter<Date, String> {
@Override
public Date toModelValue(String widgetValue) {
throw new UnsupportedOperationException("This converter only converts Model -> Widget");
}
@Override
public String toWidgetValue(Date modelValue) {
if (modelValue == null) {
return "";
}
return toRelativeTime(modelValue.getTime());
}
private static native String toRelativeTime(double millisSinceEpoch) /*-{
return $wnd.toRelativeTime(new Date(millisSinceEpoch));
}-*/;
@Override
public Class<Date> getModelType() {
return Date.class;
}
@Override
public Class<String> getComponentType() {
return String.class;
}
}