001 // Copyright 2007, 2008 The Apache Software Foundation 002 // 003 // Licensed under the Apache License, Version 2.0 (the "License"); 004 // you may not use this file except in compliance with the License. 005 // You may obtain a copy of the License at 006 // 007 // http://www.apache.org/licenses/LICENSE-2.0 008 // 009 // Unless required by applicable law or agreed to in writing, software 010 // distributed under the License is distributed on an "AS IS" BASIS, 011 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 012 // See the License for the specific language governing permissions and 013 // limitations under the License. 014 015 package org.apache.tapestry5.internal.renderers; 016 017 import org.apache.tapestry5.MarkupWriter; 018 import org.apache.tapestry5.internal.InternalConstants; 019 import org.apache.tapestry5.ioc.annotations.Primary; 020 import org.apache.tapestry5.services.Context; 021 import org.apache.tapestry5.services.ObjectRenderer; 022 import org.apache.tapestry5.services.Request; 023 024 import java.util.List; 025 026 public class RequestRenderer implements ObjectRenderer<Request> 027 { 028 private final Context context; 029 030 private final ObjectRenderer masterObjectRenderer; 031 032 public RequestRenderer(@Primary ObjectRenderer masterObjectRenderer, Context context) 033 { 034 this.masterObjectRenderer = masterObjectRenderer; 035 this.context = context; 036 } 037 038 public void render(Request request, MarkupWriter writer) 039 { 040 writer.element("dl"); 041 042 dt(writer, "Context Path"); 043 044 writer.element("dd"); 045 046 String contextPath = request.getContextPath(); 047 048 if (contextPath.equals("")) 049 { 050 writer.element("em"); 051 writer.write("none (deployed as root)"); 052 writer.end(); 053 } 054 else 055 { 056 writer.write(contextPath); 057 } 058 writer.end(); // dd 059 060 dt(writer, "Request Path"); 061 dd(writer, request.getPath()); 062 063 dt(writer, "Locale"); 064 dd(writer, request.getLocale().toString()); 065 066 dt(writer, "Secure"); 067 dd(writer, Boolean.toString(request.isSecure())); 068 069 dt(writer, "Server Name"); 070 dd(writer, request.getServerName()); 071 072 writer.end(); 073 074 parameters(request, writer); 075 headers(request, writer); 076 context(writer); 077 } 078 079 private void context(MarkupWriter writer) 080 { 081 List<String> attributeNames = context.getAttributeNames(); 082 083 if (attributeNames.isEmpty()) return; 084 085 section(writer, "Context Attributes"); 086 087 writer.element("dl"); 088 089 for (String name : attributeNames) 090 { 091 dt(writer, name); 092 093 writer.element("dd"); 094 095 masterObjectRenderer.render(context.getAttribute(name), writer); 096 097 writer.end(); // dd 098 } 099 100 writer.end(); // dl 101 } 102 103 private void parameters(Request request, MarkupWriter writer) 104 { 105 List<String> parameterNames = request.getParameterNames(); 106 107 if (parameterNames.isEmpty()) 108 return; 109 110 section(writer, "Query Parameters"); 111 112 writer.element("dl"); 113 114 for (String name : parameterNames) 115 { 116 String[] values = request.getParameters(name); 117 118 dt(writer, name); 119 120 writer.element("dd"); 121 122 if (values.length > 1) 123 { 124 writer.element("ul"); 125 126 for (String value : values) 127 { 128 writer.element("li"); 129 writer.write(value); 130 writer.end(); 131 } 132 133 writer.end(); // ul 134 } 135 else 136 { 137 writer.write(values[0]); 138 } 139 140 writer.end(); // dd 141 } 142 143 writer.end(); // dl 144 } 145 146 private void dt(MarkupWriter writer, String name) 147 { 148 writer.element("dt"); 149 writer.write(name); 150 writer.end(); 151 } 152 153 private void dd(MarkupWriter writer, String name) 154 { 155 writer.element("dd"); 156 writer.write(name); 157 writer.end(); 158 } 159 160 private void section(MarkupWriter writer, String name) 161 { 162 writer.element("div", "class", InternalConstants.OBJECT_RENDER_DIV_SECTION); 163 writer.write(name); 164 writer.end(); 165 } 166 167 private void headers(Request request, MarkupWriter writer) 168 { 169 section(writer, "Headers"); 170 171 writer.element("dl"); 172 173 for (String name : request.getHeaderNames()) 174 { 175 dt(writer, name); 176 dd(writer, request.getHeader(name)); 177 } 178 179 writer.end(); // dl 180 181 } 182 183 }