security-admin/src/main/java/org/apache/ranger/json/JsonDateSerializer.java

/*
 * 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.ranger.json;

import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;

import org.codehaus.jackson.JsonGenerator;
import org.codehaus.jackson.JsonProcessingException;
import org.codehaus.jackson.map.JsonSerializer;
import org.codehaus.jackson.map.SerializerProvider;
import org.springframework.stereotype.Component;

/**
 * Used to serialize Java.util.Date, which is not a common JSON type, so we have
 * to create a custom serialize method;.
 *
 */
@Component
public class JsonDateSerializer extends JsonSerializer<Date> {

	private static final String DATE_FORMAT = "yyyy-MM-dd'T'HH:mm:ss'Z'";
	@Override
	public void serialize(Date date, JsonGenerator gen,
			SerializerProvider provider) throws IOException,
			JsonProcessingException {

		String formattedDate = new SimpleDateFormat(DATE_FORMAT).format(date);
		gen.writeString(formattedDate);
	}

}