| /* |
| * $Id$ |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.tiles.context; |
| |
| import java.io.IOException; |
| import java.util.Locale; |
| import java.util.Map; |
| |
| /** |
| * Encapsulation of request information. |
| * |
| * @since 2.0 |
| * @version $Rev$ $Date$ |
| */ |
| public interface TilesRequestContext { |
| |
| /** |
| * Return an immutable Map that maps header names to the first (or only) |
| * header value (as a String). |
| * |
| * @return The header map. |
| */ |
| Map<String, String> getHeader(); |
| |
| /** |
| * Return an immutable Map that maps header names to the set of all values |
| * specified in the request (as a String array). Header names must be |
| * matched in a case-insensitive manner. |
| * |
| * @return The header values map. |
| */ |
| Map<String, String[]> getHeaderValues(); |
| |
| /** |
| * Return a mutable Map that maps request scope attribute names to their |
| * values. |
| * |
| * @return The request scope map. |
| */ |
| Map<String, Object> getRequestScope(); |
| |
| /** |
| * Return a mutable Map that maps session scope attribute names to their |
| * values. |
| * |
| * @return The request scope map. |
| */ |
| Map<String, Object> getSessionScope(); |
| |
| /** |
| * Dispatches the request to a specified path. |
| * |
| * @param path The path to dispatch to. |
| * @throws IOException If something goes wrong during dispatching. |
| */ |
| void dispatch(String path) throws IOException; |
| |
| /** |
| * Includes the response from the specified URL in the current response output. |
| * |
| * @param path The path to include. |
| * @throws IOException If something goes wrong during inclusion. |
| */ |
| void include(String path) throws IOException; |
| |
| /** |
| * Return an immutable Map that maps request parameter names to the first |
| * (or only) value (as a String). |
| * |
| * @return The parameter map. |
| */ |
| Map<String, String> getParam(); |
| |
| /** |
| * Return an immutable Map that maps request parameter names to the set of |
| * all values (as a String array). |
| * |
| * @return The parameter values map. |
| */ |
| Map<String, String[]> getParamValues(); |
| |
| /** |
| * Return the preferred Locale in which the client will accept content. |
| * |
| * @return The current request locale. It is the locale of the request |
| * object itself and it is NOT the locale that the user wants to use. See |
| * {@link org.apache.tiles.locale.LocaleResolver} to implement strategies to |
| * resolve locales. |
| */ |
| Locale getRequestLocale(); |
| |
| /** |
| * Determine whether or not the specified user is in the given role. |
| * @param role the role to check against. |
| * @return <code>true</code> if the user is in the given role. |
| */ |
| boolean isUserInRole(String role); |
| |
| /** |
| * Get the underlying request. |
| * |
| * @return The current request object. |
| */ |
| Object getRequest(); |
| |
| /** |
| * Get the underlying response. |
| * |
| * @return The current request object. |
| */ |
| Object getResponse(); |
| } |