RendererService.java

/*
 * Copyright (c) 2002-2019, Mairie de Paris
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *  1. Redistributions of source code must retain the above copyright notice
 *     and the following disclaimer.
 *
 *  2. Redistributions in binary form must reproduce the above copyright notice
 *     and the following disclaimer in the documentation and/or other materials
 *     provided with the distribution.
 *
 *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
 *     contributors may be used to endorse or promote products derived from
 *     this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * License 1.0
 */

package fr.paris.lutece.plugins.botpress.service;

import fr.paris.lutece.plugins.botpress.service.renderers.BotMessageRenderer;
import com.fasterxml.jackson.databind.JsonNode;
import fr.paris.lutece.portal.service.spring.SpringContextService;
import java.util.List;

/**
 * Renderer Service
 */
public final class RendererService
{
    /** private constructor */
    private RendererService( )
    {
    }

    /**
     * Give the good renderer to handle the response
     * 
     * @param response
     *            The response node
     * @return The renderer if found otherwise null
     */
    public static BotMessageRenderer getRenderer( JsonNode response )
    {

        List<BotMessageRenderer> listRenderers = SpringContextService.getBeansOfType( BotMessageRenderer.class );
        for ( BotMessageRenderer renderer : listRenderers )
        {
            if ( renderer.isInvoked( response ) )
            {
                return renderer;
            }
        }
        return null;
    }

}