org.dominokit.jackson.ser.map.key.DateKeySerializer Maven / Gradle / Ivy
/*
* Copyright 2013 Nicolas Morel
*
* 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.dominokit.jackson.ser.map.key;
import java.util.Date;
import org.dominokit.jackson.JacksonContextProvider;
import org.dominokit.jackson.JsonSerializationContext;
/** Default implementation of {@link org.dominokit.jackson.ser.map.key.KeySerializer} for dates. */
public class DateKeySerializer extends KeySerializer {
private static final DateKeySerializer INSTANCE = new DateKeySerializer();
/**
* getInstance
*
* @return an instance of {@link org.dominokit.jackson.ser.map.key.DateKeySerializer}
*/
public static DateKeySerializer getInstance() {
return INSTANCE;
}
private DateKeySerializer() {}
/** {@inheritDoc} */
@Override
public boolean mustBeEscaped(JsonSerializationContext ctx) {
return false;
}
/** {@inheritDoc} */
@Override
protected String doSerialize(Date value, JsonSerializationContext ctx) {
if (ctx.isWriteDateKeysAsTimestamps()) {
return Long.toString(value.getTime());
} else {
return JacksonContextProvider.get().dateFormat().format(value);
}
}
}