JsonDateSerializer.java example

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uaa-master
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 *     Cloud Foundry 
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 *
 *     This product is licensed to you under the Apache License, Version 2.0 (the "License").
 *     You may not use this product except in compliance with the License.
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package org.cloudfoundry.identity.uaa.impl;

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

/**
 * JSON serializer for Jackson to handle regular date instances as timestamps in
 * ISO format.
 * 
 * @author Dave Syer
 * 
 */
public class JsonDateSerializer extends JsonSerializer<Date> {

    private static final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'");

    @Override
    public void serialize(Date date, JsonGenerator generator, SerializerProvider provider) throws IOException,
        JsonProcessingException {
        String formatted = dateFormat.format(date);
        generator.writeString(formatted);
    }

}