com.spotify.docker.client.jackson.UnixTimestampSerializer Maven / Gradle / Ivy
/*-
* -\-\-
* docker-client
* --
* Copyright (C) 2016 Spotify AB
* --
* 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.spotify.docker.client.jackson;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
import java.io.IOException;
import java.util.Date;
/**
* A {@link Date} serializer that outputs seconds since epoch.
* The inverse of {@link UnixTimestampDeserializer}.
*/
public class UnixTimestampSerializer extends JsonSerializer {
private UnixTimestampSerializer() {
}
@Override
public void serialize(final Date date,
final JsonGenerator gen,
final SerializerProvider serializers)
throws IOException, JsonProcessingException {
gen.writeNumber(date.getTime() / 1000);
}
}