    001// Copyright 2006, 2008, 2020 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.tapestry5.http.services;
    016
    017import java.io.IOException;
    018
    019import javax.servlet.http.HttpServletRequest;
    020import javax.servlet.http.HttpServletResponse;
    021
    022import org.apache.tapestry5.ioc.annotations.UsesOrderedConfiguration;
    023
    024/**
    025 * The first step in handing an incoming request to the {@linkplain org.apache.tapestry5.http.TapestryFilter servlet filter},
    026 * this constructed as a {@linkplain org.apache.tapestry5.ioc.services.PipelineBuilder pipeline}.  The main
    027 * implementation hands off to the {@link org.apache.tapestry5.http.services.RequestHandler} service.
    028 */
    029@UsesOrderedConfiguration(HttpServletRequestFilter.class)
    030public interface HttpServletRequestHandler
    031{
    032    /**
    033     * Returns true if the request was handled, false otherwise.
    034     */
    035    boolean service(HttpServletRequest request, HttpServletResponse response) throws IOException;
    036}