| /** |
| * Copyright (C) 2008 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.google.inject.servlet; |
| |
| import com.google.inject.ImplementedBy; |
| import javax.servlet.ServletContext; |
| import javax.servlet.ServletRequest; |
| import javax.servlet.ServletResponse; |
| import javax.servlet.FilterChain; |
| import javax.servlet.ServletException; |
| import java.io.IOException; |
| |
| /** |
| * An internal dispatcher for guice-servlet registered servlets and filters. |
| * By default, we assume a Guice 1.0 style servlet module is in play. In other |
| * words, we dispatch directly to the web.xml pipeline after setting up scopes. |
| * |
| * <p> |
| * If on the other hand, {@link ServletModule} is used to register managed |
| * servlets and/or filters, then a different pipeline is bound instead. Which, |
| * after dispatching to Guice-injected filters and servlets continues to the web.xml |
| * pipeline (if necessary). |
| * |
| * @author dhanji@gmail.com (Dhanji R. Prasanna) |
| */ |
| @ImplementedBy(DefaultFilterPipeline.class) |
| interface FilterPipeline { |
| void initPipeline(ServletContext context) throws ServletException; |
| void destroyPipeline(); |
| |
| void dispatch(ServletRequest request, ServletResponse response, |
| FilterChain defaultFilterChain) throws IOException, ServletException; |
| } |