com.jwebmp.plugins.atmosphere.transport.JacksonDecoder Maven / Gradle / Ivy

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/*
 * Copyright (C) 2017 Marc Magon
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see .
 */
package com.jwebmp.plugins.atmosphere.transport;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.jwebmp.core.base.ajax.AjaxResponse;
import com.jwebmp.guicedinjection.GuiceContext;
import com.jwebmp.logger.LogFactory;
import org.atmosphere.config.managed.Decoder;

import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * Decode a String into a {@link AtmosphereWSReceiver}.
 */
public class JacksonDecoder
		implements Decoder
{
	private static final Logger log = LogFactory.getLog("AtmosphereJacksonDecoder");

	@Override

	public AjaxResponse decode(String s)
	{
		try
		{
			return GuiceContext.inject()
			                   .getInstance(ObjectMapper.class)
			                   .readValue(s, AjaxResponse.class);
		}
		catch (IOException e)
		{
			log.log(Level.SEVERE, "Unable to decode message", e);
			return null;
		}
	}
}