001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.wicket; 018 019import java.util.function.Supplier; 020 021import org.apache.wicket.core.request.mapper.BookmarkableMapper; 022import org.apache.wicket.core.request.mapper.BufferedResponseMapper; 023import org.apache.wicket.core.request.mapper.HomePageMapper; 024import org.apache.wicket.core.request.mapper.PageInstanceMapper; 025import org.apache.wicket.core.request.mapper.ResourceReferenceMapper; 026import org.apache.wicket.request.IRequestMapper; 027import org.apache.wicket.request.component.IRequestablePage; 028import org.apache.wicket.request.mapper.CompoundRequestMapper; 029import org.apache.wicket.request.mapper.parameter.PageParametersEncoder; 030import org.apache.wicket.request.resource.caching.IResourceCachingStrategy; 031 032/** 033 * Mapper that encapsulates mappers that are necessary for Wicket to function. 034 * 035 * @author igor.vaynberg 036 */ 037public class SystemMapper extends CompoundRequestMapper 038{ 039 private final Application application; 040 041 /** 042 * Constructor 043 * 044 * @param application 045 */ 046 public SystemMapper(final Application application) 047 { 048 this.application = application; 049 050 add(newPageInstanceMapper()); 051 add(newBookmarkableMapper()); 052 add(newHomePageMapper(new HomePageProvider(application))); 053 add(newResourceReferenceMapper(new PageParametersEncoder(), 054 new ParentFolderPlaceholderProvider(application), getResourceCachingStrategy())); 055 add(newUrlResourceReferenceMapper()); 056 add(RestartResponseAtInterceptPageException.MAPPER); 057 add(newBufferedResponseMapper()); 058 } 059 060 protected IRequestMapper newBufferedResponseMapper() 061 { 062 return new BufferedResponseMapper(); 063 } 064 065 protected IRequestMapper newUrlResourceReferenceMapper() 066 { 067 return new UrlResourceReferenceMapper(); 068 } 069 070 private IRequestMapper newResourceReferenceMapper(PageParametersEncoder pageParametersEncoder, 071 ParentFolderPlaceholderProvider parentFolderPlaceholderProvider, 072 Supplier<IResourceCachingStrategy> resourceCachingStrategy) 073 { 074 return new ResourceReferenceMapper(pageParametersEncoder, parentFolderPlaceholderProvider,resourceCachingStrategy); 075 } 076 077 protected IRequestMapper newBookmarkableMapper() 078 { 079 return new BookmarkableMapper(); 080 } 081 082 protected IRequestMapper newPageInstanceMapper() 083 { 084 return new PageInstanceMapper(); 085 } 086 087 protected IRequestMapper newHomePageMapper(Supplier<Class<? extends IRequestablePage>> homePageProvider) 088 { 089 return new HomePageMapper(homePageProvider); 090 } 091 092 protected Supplier<IResourceCachingStrategy> getResourceCachingStrategy() 093 { 094 return () -> application.getResourceSettings().getCachingStrategy(); 095 } 096 097 protected static class ParentFolderPlaceholderProvider implements Supplier<String> 098 { 099 private final Application application; 100 101 protected ParentFolderPlaceholderProvider(Application application) 102 { 103 this.application = application; 104 } 105 106 @Override 107 public String get() 108 { 109 return application.getResourceSettings().getParentFolderPlaceholder(); 110 } 111 } 112 113 protected static class HomePageProvider<C extends Page> implements Supplier<Class<C>> 114 { 115 private final Application application; 116 117 protected HomePageProvider(final Application application) 118 { 119 this.application = application; 120 } 121 122 @Override 123 public Class<C> get() 124 { 125 return (Class<C>) application.getHomePage(); 126 } 127 } 128}