001// Copyright 2004, 2005 The Apache Software Foundation
002//
003// Licensed under the Apache License, Version 2.0 (the "License");
004// you may not use this file except in compliance with the License.
005// You may obtain a copy of the License at
006//
007//     http://www.apache.org/licenses/LICENSE-2.0
008//
009// Unless required by applicable law or agreed to in writing, software
010// distributed under the License is distributed on an "AS IS" BASIS,
011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012// See the License for the specific language governing permissions and
013// limitations under the License.
014
015package org.apache.tapestry.services;
016
017import java.io.IOException;
018
019import javax.servlet.ServletException;
020import javax.servlet.http.HttpServletRequest;
021import javax.servlet.http.HttpServletResponse;
022
023/**
024 * An object that can service an HTTP servlet request. This is the bridge from the servlet world
025 * into the Tapestry world. Generally, few objects actually implement this; instead objects
026 * implement {@link org.apache.tapestry.services.ServletRequestServicerFilter} and plug into
027 * the tapestry.request.ServletRequestServicerPipeline configuration point.
028 * 
029 * @author Howard Lewis Ship
030 * @since 4.0
031 */
032public interface ServletRequestServicer
033{
034    public void service(HttpServletRequest request, HttpServletResponse response)
035            throws IOException, ServletException;
036}