Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Licensed to the Apache Software Foundation (ASF) under one |
| 3 | * or more contributor license agreements. See the NOTICE file |
| 4 | * distributed with this work for additional information |
| 5 | * regarding copyright ownership. The ASF licenses this file |
| 6 | * to you under the Apache License, Version 2.0 (the |
| 7 | * "License"); you may not use this file except in compliance |
| 8 | * with the License. You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, |
| 13 | * software distributed under the License is distributed on an |
| 14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 15 | * KIND, either express or implied. See the License for the |
| 16 | * specific language governing permissions and limitations |
| 17 | * under the License. |
| 18 | */ |
| 19 | package org.apache.felix.http.lightweight.servlet; |
| 20 | |
| 21 | import java.io.IOException; |
| 22 | import java.io.InputStream; |
| 23 | import java.net.MalformedURLException; |
| 24 | import java.net.URL; |
| 25 | import java.util.Collections; |
| 26 | import java.util.Dictionary; |
| 27 | import java.util.Enumeration; |
| 28 | import java.util.HashMap; |
| 29 | import java.util.Map; |
| 30 | import java.util.Set; |
| 31 | |
| 32 | import javax.servlet.RequestDispatcher; |
| 33 | import javax.servlet.Servlet; |
| 34 | import javax.servlet.ServletContext; |
| 35 | import javax.servlet.ServletException; |
| 36 | |
| 37 | import org.apache.felix.http.lightweight.osgi.Logger; |
| 38 | import org.osgi.service.http.HttpContext; |
| 39 | |
| 40 | /** |
| 41 | * ServletContext implementation. |
| 42 | * |
| 43 | */ |
| 44 | public class ServletContextImpl implements ServletContext |
| 45 | { |
| 46 | |
| 47 | private final HttpContext m_httpContext; |
| 48 | private final Logger m_logger; |
| 49 | private final Dictionary m_initparams; |
| 50 | private Map m_attributes; |
| 51 | private final String m_name; |
| 52 | |
| 53 | /** |
| 54 | * @param name Name of Servlet Context |
| 55 | * @param httpContext HttpContext |
| 56 | * @param initparams Dictionary |
| 57 | * @param logger Logger |
| 58 | */ |
| 59 | public ServletContextImpl(final String name, final HttpContext httpContext, final Dictionary initparams, final Logger logger) |
| 60 | { |
| 61 | this.m_name = name; |
| 62 | this.m_httpContext = httpContext; |
| 63 | this.m_initparams = initparams; |
| 64 | this.m_logger = logger; |
| 65 | } |
| 66 | |
| 67 | /* (non-Javadoc) |
| 68 | * @see javax.servlet.ServletContext#getContext(java.lang.String) |
| 69 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 70 | @Override |
| 71 | public ServletContext getContext(String uripath) |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 72 | { |
| 73 | return null; |
| 74 | } |
| 75 | |
| 76 | /* (non-Javadoc) |
| 77 | * @see javax.servlet.ServletContext#getMajorVersion() |
| 78 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 79 | @Override |
| 80 | public int getMajorVersion() |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 81 | { |
| 82 | return 2; |
| 83 | } |
| 84 | |
| 85 | /* (non-Javadoc) |
| 86 | * @see javax.servlet.ServletContext#getMinorVersion() |
| 87 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 88 | @Override |
| 89 | public int getMinorVersion() |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 90 | { |
| 91 | return 4; |
| 92 | } |
| 93 | |
| 94 | /* (non-Javadoc) |
| 95 | * @see javax.servlet.ServletContext#getMimeType(java.lang.String) |
| 96 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 97 | @Override |
| 98 | public String getMimeType(String file) |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 99 | { |
| 100 | return m_httpContext.getMimeType(file); |
| 101 | } |
| 102 | |
| 103 | /* (non-Javadoc) |
| 104 | * @see javax.servlet.ServletContext#getResourcePaths(java.lang.String) |
| 105 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 106 | @Override |
| 107 | public Set getResourcePaths(String path) |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 108 | { |
| 109 | return null; |
| 110 | } |
| 111 | |
| 112 | /* (non-Javadoc) |
| 113 | * @see javax.servlet.ServletContext#getResource(java.lang.String) |
| 114 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 115 | @Override |
| 116 | public URL getResource(String path) throws MalformedURLException |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 117 | { |
| 118 | return m_httpContext.getResource(path); |
| 119 | } |
| 120 | |
| 121 | /* (non-Javadoc) |
| 122 | * @see javax.servlet.ServletContext#getResourceAsStream(java.lang.String) |
| 123 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 124 | @Override |
| 125 | public InputStream getResourceAsStream(String path) |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 126 | { |
| 127 | try |
| 128 | { |
| 129 | return m_httpContext.getResource(path).openStream(); |
| 130 | } |
| 131 | catch (IOException e) |
| 132 | { |
| 133 | m_logger.log(Logger.LOG_ERROR, "Unable to open stream on resource: " + path, |
| 134 | e); |
| 135 | return null; |
| 136 | } |
| 137 | } |
| 138 | |
| 139 | /* (non-Javadoc) |
| 140 | * @see javax.servlet.ServletContext#getRequestDispatcher(java.lang.String) |
| 141 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 142 | @Override |
| 143 | public RequestDispatcher getRequestDispatcher(String path) |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 144 | { |
| 145 | return null; |
| 146 | } |
| 147 | |
| 148 | /* (non-Javadoc) |
| 149 | * @see javax.servlet.ServletContext#getNamedDispatcher(java.lang.String) |
| 150 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 151 | @Override |
| 152 | public RequestDispatcher getNamedDispatcher(String name) |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 153 | { |
| 154 | return null; |
| 155 | } |
| 156 | |
| 157 | /* (non-Javadoc) |
| 158 | * @see javax.servlet.ServletContext#getServlet(java.lang.String) |
| 159 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 160 | @Override |
| 161 | public Servlet getServlet(String name) throws ServletException |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 162 | { |
| 163 | return null; |
| 164 | } |
| 165 | |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 166 | @Override |
| 167 | public Enumeration getServlets() |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 168 | { |
| 169 | return null; |
| 170 | } |
| 171 | |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 172 | @Override |
| 173 | public Enumeration getServletNames() |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 174 | { |
| 175 | return null; |
| 176 | } |
| 177 | |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 178 | @Override |
| 179 | public void log(String msg) |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 180 | { |
| 181 | m_logger.log(Logger.LOG_INFO, msg); |
| 182 | } |
| 183 | |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 184 | @Override |
| 185 | public void log(Exception exception, String msg) |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 186 | { |
| 187 | m_logger.log(Logger.LOG_ERROR, msg, exception); |
| 188 | } |
| 189 | |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 190 | @Override |
| 191 | public void log(String message, Throwable throwable) |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 192 | { |
| 193 | m_logger.log(Logger.LOG_ERROR, message, throwable); |
| 194 | } |
| 195 | |
| 196 | /* (non-Javadoc) |
| 197 | * @see javax.servlet.ServletContext#getRealPath(java.lang.String) |
| 198 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 199 | @Override |
| 200 | public String getRealPath(String path) |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 201 | { |
| 202 | return path; |
| 203 | } |
| 204 | |
| 205 | /* (non-Javadoc) |
| 206 | * @see javax.servlet.ServletContext#getServerInfo() |
| 207 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 208 | @Override |
| 209 | public String getServerInfo() |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 210 | { |
| 211 | return HttpConstants.SERVER_INFO; |
| 212 | } |
| 213 | |
| 214 | /* (non-Javadoc) |
| 215 | * @see javax.servlet.ServletContext#getInitParameter(java.lang.String) |
| 216 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 217 | @Override |
| 218 | public String getInitParameter(String name) |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 219 | { |
| 220 | if (m_initparams != null) |
| 221 | { |
| 222 | Object o = m_initparams.get(name); |
| 223 | |
| 224 | if (o != null) |
| 225 | { |
| 226 | return o.toString(); |
| 227 | } |
| 228 | } |
| 229 | |
| 230 | return null; |
| 231 | } |
| 232 | |
| 233 | /* (non-Javadoc) |
| 234 | * @see javax.servlet.ServletContext#getInitParameterNames() |
| 235 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 236 | @Override |
| 237 | public Enumeration getInitParameterNames() |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 238 | { |
| 239 | if (m_initparams != null) |
| 240 | { |
| 241 | return m_initparams.keys(); |
| 242 | } |
| 243 | |
| 244 | return HttpConstants.EMPTY_ENUMERATION; |
| 245 | } |
| 246 | |
| 247 | /* (non-Javadoc) |
| 248 | * @see javax.servlet.ServletContext#getAttribute(java.lang.String) |
| 249 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 250 | @Override |
| 251 | public Object getAttribute(String name) |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 252 | { |
| 253 | if (m_attributes != null) |
| 254 | { |
| 255 | return m_attributes.get(name); |
| 256 | } |
| 257 | |
| 258 | return null; |
| 259 | } |
| 260 | |
| 261 | /* (non-Javadoc) |
| 262 | * @see javax.servlet.ServletContext#getAttributeNames() |
| 263 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 264 | @Override |
| 265 | public Enumeration getAttributeNames() |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 266 | { |
| 267 | if (m_attributes != null) |
| 268 | { |
| 269 | return Collections.enumeration(m_attributes.keySet()); |
| 270 | } |
| 271 | |
| 272 | return HttpConstants.EMPTY_ENUMERATION; |
| 273 | } |
| 274 | |
| 275 | /* (non-Javadoc) |
| 276 | * @see javax.servlet.ServletContext#setAttribute(java.lang.String, java.lang.Object) |
| 277 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 278 | @Override |
| 279 | public void setAttribute(String name, Object object) |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 280 | { |
| 281 | if (m_attributes == null) |
| 282 | { |
| 283 | m_attributes = new HashMap(); |
| 284 | } |
| 285 | |
| 286 | m_attributes.put(name, object); |
| 287 | } |
| 288 | |
| 289 | /* (non-Javadoc) |
| 290 | * @see javax.servlet.ServletContext#removeAttribute(java.lang.String) |
| 291 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 292 | @Override |
| 293 | public void removeAttribute(String name) |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 294 | { |
| 295 | if (m_attributes != null) |
| 296 | { |
| 297 | m_attributes.remove(name); |
| 298 | } |
| 299 | } |
| 300 | |
| 301 | /* (non-Javadoc) |
| 302 | * @see javax.servlet.ServletContext#getServletContextName() |
| 303 | */ |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 304 | @Override |
| 305 | public String getServletContextName() |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 306 | { |
| 307 | return m_name; |
| 308 | } |
Ken Gilmer | c65a28c | 2011-10-13 05:36:47 +0000 | [diff] [blame^] | 309 | |
| 310 | /* (non-Javadoc) |
| 311 | * @see javax.servlet.ServletContext#getContextPath() |
| 312 | */ |
| 313 | @Override |
| 314 | public String getContextPath() { |
| 315 | return m_name; |
| 316 | } |
Ken Gilmer | 2c29a97 | 2011-10-13 05:01:42 +0000 | [diff] [blame] | 317 | } |