/**
 * This file is part of the Meeds project (https://meeds.io/).
 *
 * Copyright (C) 2020 - 2025 Meeds Association contact@meeds.io
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
package org.exoplatform.web.filter;

import java.io.IOException;

import jakarta.servlet.FilterChain;
import jakarta.servlet.ServletException;
import jakarta.servlet.ServletRequest;
import jakarta.servlet.ServletResponse;


/**
 * This interface defines a Filter that cans be added to the {@link ExtensibleFilter}
 *
 * Created by The eXo Platform SAS Author : Nicolas Filotto nicolas.filotto@exoplatform.com 25 sept. 2009
 */
public interface Filter {
    /**
     * The <code>doFilter</code> method of the Filter is called by the {@link ExtensibleFilter} each time a request/response
     * pair is passed through the chain due to a client request for a resource at the end of the chain.
     */
    void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException;
}
