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/* 
 * Copyright (c) 2017 Georgi Pavlov ([email protected]).
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the MIT license which accompanies 
 * this distribution, and is available at 
 * https://github.com/tengia/oauth-2/blob/master/LICENSE
 */
package net.oauth2.jackson;

import java.io.IOException;
import java.util.Map;
import java.util.Set;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JavaType;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.jsontype.TypeSerializer;
import com.fasterxml.jackson.databind.module.SimpleModule;
import com.fasterxml.jackson.databind.ser.std.MapSerializer;
import com.fasterxml.jackson.databind.ser.std.StdSerializer;
import com.fasterxml.jackson.databind.type.TypeFactory;

import net.oauth2.AccessToken;

public class AccessTokenSerializer extends StdSerializer {

	protected AccessTokenSerializer(JavaType type) {
		super(type);
	}

	private static final long serialVersionUID = 1L;

	@Override
	public void serialize(AccessToken token, JsonGenerator gen, SerializerProvider provider) throws IOException {
		if (token == null) {
			return;
		}
		Map map = null;
		try {
			map = token.map();
		} catch (Exception e) {
			provider.reportMappingProblem(e, e.getMessage(), "");
		}
		JavaType mapType = provider.getTypeFactory().constructMapType(Map.class, String.class, Object.class); 
		TypeSerializer vts = provider.findTypeSerializer(provider.getTypeFactory().constructSimpleType(String.class, null));
		JsonSerializer