| /* |
| * Copyright 2004 The Apache Software Foundation |
| * |
| * 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 javax.servlet; |
| |
| import java.io.IOException; |
| |
| /** |
| * A FilterChain is an object provided by the servlet container to the developer |
| * giving a view into the invocation chain of a filtered request for a resource. Filters |
| * use the FilterChain to invoke the next filter in the chain, or if the calling filter |
| * is the last filter in the chain, to invoke the resource at the end of the chain. |
| * |
| * @see Filter |
| * @since Servlet 2.3 |
| **/ |
| |
| public interface FilterChain { |
| |
| /** |
| * Causes the next filter in the chain to be invoked, or if the calling filter is the last filter |
| * in the chain, causes the resource at the end of the chain to be invoked. |
| * |
| * @param request the request to pass along the chain. |
| * @param response the response to pass along the chain. |
| * |
| * @since 2.3 |
| */ |
| |
| public void doFilter ( ServletRequest request, ServletResponse response ) throws IOException, ServletException; |
| |
| } |
| |