1 /* 2 * $Id$ 3 * 4 * Licensed to the Apache Software Foundation (ASF) under one 5 * or more contributor license agreements. See the NOTICE file 6 * distributed with this work for additional information 7 * regarding copyright ownership. The ASF licenses this file 8 * to you under the Apache License, Version 2.0 (the 9 * "License"); you may not use this file except in compliance 10 * with the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, 15 * software distributed under the License is distributed on an 16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 17 * KIND, either express or implied. See the License for the 18 * specific language governing permissions and limitations 19 * under the License. 20 */ 21 22 package org.apache.tiles.request; 23 24 import java.io.IOException; 25 import java.io.InputStream; 26 import java.util.Locale; 27 28 /** 29 * A (localized) resource accessible through the ApplicationContext. 30 * Typically this is a file inside the web application's war. 31 * 32 * @version $Rev$ $Date$ 33 */ 34 public interface ApplicationResource { 35 36 /** 37 * Get the path name for this resource. 38 * You can access this ressource by passing the path to 39 * {@link ApplicationContext#getResource(String) getResource}. 40 * 41 * @return the path including localization. 42 */ 43 String getLocalePath(); 44 45 /** 46 * Get the path name for this resource. Multiple versions of 47 * a resource can share the same path if the locale part is different. 48 * 49 * @return the path excluding localization. 50 */ 51 String getPath(); 52 53 /** 54 * Get the Locale for this resource. 55 * 56 * @return the Locale. 57 */ 58 Locale getLocale(); 59 60 /** 61 * Get the path name of another version of the resource. 62 * 63 * @param locale the Locale for the new version. 64 * @return the path including localization. 65 */ 66 String getLocalePath(Locale locale); 67 68 /** 69 * Get a java.io.InputStream to read the contents of this resource. 70 * 71 * @return the InputStream. 72 * @throws IOException if the contents cannot be read. 73 */ 74 InputStream getInputStream() throws IOException; 75 76 /** 77 * Get the last modification date for this resource. 78 * 79 * @return the difference, measured in milliseconds, between the current 80 * time and midnight, January 1, 1970 UTC. 81 * @throws IOException if the last modification date cannot be found. 82 */ 83 long getLastModified() throws IOException; 84 }