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annotate src/org/eclipse/jetty/http/HttpFields.java @ 848:22a4e93ed20e
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| author | Franklin Schmidt <fschmidt@gmail.com> |
|---|---|
| date | Mon, 19 Sep 2016 16:38:36 -0600 |
| parents | 86338c0029a9 |
| children | fa6158f29c45 |
| rev | line source |
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1 // |
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2 // ======================================================================== |
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3 // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd. |
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4 // ------------------------------------------------------------------------ |
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5 // All rights reserved. This program and the accompanying materials |
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6 // are made available under the terms of the Eclipse Public License v1.0 |
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7 // and Apache License v2.0 which accompanies this distribution. |
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8 // |
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9 // The Eclipse Public License is available at |
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10 // http://www.eclipse.org/legal/epl-v10.html |
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11 // |
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12 // The Apache License v2.0 is available at |
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13 // http://www.opensource.org/licenses/apache2.0.php |
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14 // |
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15 // You may elect to redistribute this code under either of these licenses. |
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16 // ======================================================================== |
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17 // |
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18 |
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19 package org.eclipse.jetty.http; |
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20 |
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21 import java.io.IOException; |
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22 import java.io.UnsupportedEncodingException; |
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23 import java.text.SimpleDateFormat; |
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24 import java.util.ArrayList; |
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25 import java.util.Calendar; |
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26 import java.util.Collections; |
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27 import java.util.Collection; |
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28 import java.util.Date; |
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29 import java.util.Enumeration; |
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30 import java.util.GregorianCalendar; |
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31 import java.util.HashMap; |
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32 import java.util.Iterator; |
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33 import java.util.List; |
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34 import java.util.Locale; |
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35 import java.util.Map; |
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36 import java.util.NoSuchElementException; |
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37 import java.util.StringTokenizer; |
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38 import java.util.TimeZone; |
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39 import java.util.concurrent.ConcurrentHashMap; |
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40 import java.util.concurrent.ConcurrentMap; |
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41 |
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42 import org.eclipse.jetty.io.Buffer; |
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43 import org.eclipse.jetty.io.BufferCache; |
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44 import org.eclipse.jetty.io.BufferCache.CachedBuffer; |
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45 import org.eclipse.jetty.io.BufferDateCache; |
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46 import org.eclipse.jetty.io.BufferUtil; |
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47 import org.eclipse.jetty.io.ByteArrayBuffer; |
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48 import org.eclipse.jetty.util.LazyList; |
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49 import org.eclipse.jetty.util.QuotedStringTokenizer; |
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50 import org.eclipse.jetty.util.StringUtil; |
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51 import org.slf4j.Logger; |
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52 import org.slf4j.LoggerFactory; |
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53 |
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54 /* ------------------------------------------------------------ */ |
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55 /** |
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56 * HTTP Fields. A collection of HTTP header and or Trailer fields. |
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57 * |
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58 * <p>This class is not synchronized as it is expected that modifications will only be performed by a |
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59 * single thread. |
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60 * |
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61 * |
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62 */ |
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63 public class HttpFields |
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64 { |
| 831 | 65 private static final Logger LOG = LoggerFactory.getLogger(HttpFields.class); |
| 66 | |
| 67 /* ------------------------------------------------------------ */ | |
| 68 public static final String __COOKIE_DELIM="\"\\\n\r\t\f\b%+ ;="; | |
| 69 public static final TimeZone __GMT = TimeZone.getTimeZone("GMT"); | |
| 70 public static final BufferDateCache __dateCache = new BufferDateCache("EEE, dd MMM yyyy HH:mm:ss 'GMT'", Locale.US); | |
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71 |
| 831 | 72 /* -------------------------------------------------------------- */ |
| 73 static | |
| 74 { | |
| 75 __GMT.setID("GMT"); | |
| 76 __dateCache.setTimeZone(__GMT); | |
| 77 } | |
| 78 | |
| 79 /* ------------------------------------------------------------ */ | |
| 80 private static final String[] DAYS = | |
| 81 { "Sat", "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; | |
| 82 private static final String[] MONTHS = | |
| 83 { "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec", "Jan"}; | |
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84 |
| 831 | 85 |
| 86 /* ------------------------------------------------------------ */ | |
| 87 private static class DateGenerator | |
| 88 { | |
| 89 private final StringBuilder buf = new StringBuilder(32); | |
| 90 private final GregorianCalendar gc = new GregorianCalendar(__GMT); | |
| 91 | |
| 92 /** | |
| 93 * Format HTTP date "EEE, dd MMM yyyy HH:mm:ss 'GMT'" | |
| 94 */ | |
| 95 public String formatDate(long date) | |
| 96 { | |
| 97 buf.setLength(0); | |
| 98 gc.setTimeInMillis(date); | |
| 99 | |
| 100 int day_of_week = gc.get(Calendar.DAY_OF_WEEK); | |
| 101 int day_of_month = gc.get(Calendar.DAY_OF_MONTH); | |
| 102 int month = gc.get(Calendar.MONTH); | |
| 103 int year = gc.get(Calendar.YEAR); | |
| 104 int century = year / 100; | |
| 105 year = year % 100; | |
| 106 | |
| 107 int hours = gc.get(Calendar.HOUR_OF_DAY); | |
| 108 int minutes = gc.get(Calendar.MINUTE); | |
| 109 int seconds = gc.get(Calendar.SECOND); | |
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110 |
| 831 | 111 buf.append(DAYS[day_of_week]); |
| 112 buf.append(','); | |
| 113 buf.append(' '); | |
| 114 StringUtil.append2digits(buf, day_of_month); | |
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115 |
| 831 | 116 buf.append(' '); |
| 117 buf.append(MONTHS[month]); | |
| 118 buf.append(' '); | |
| 119 StringUtil.append2digits(buf, century); | |
| 120 StringUtil.append2digits(buf, year); | |
| 121 | |
| 122 buf.append(' '); | |
| 123 StringUtil.append2digits(buf, hours); | |
| 124 buf.append(':'); | |
| 125 StringUtil.append2digits(buf, minutes); | |
| 126 buf.append(':'); | |
| 127 StringUtil.append2digits(buf, seconds); | |
| 128 buf.append(" GMT"); | |
| 129 return buf.toString(); | |
| 130 } | |
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131 |
| 831 | 132 /* ------------------------------------------------------------ */ |
| 133 /** | |
| 134 * Format "EEE, dd-MMM-yy HH:mm:ss 'GMT'" for cookies | |
| 135 */ | |
| 136 public void formatCookieDate(StringBuilder buf, long date) | |
| 137 { | |
| 138 gc.setTimeInMillis(date); | |
| 139 | |
| 140 int day_of_week = gc.get(Calendar.DAY_OF_WEEK); | |
| 141 int day_of_month = gc.get(Calendar.DAY_OF_MONTH); | |
| 142 int month = gc.get(Calendar.MONTH); | |
| 143 int year = gc.get(Calendar.YEAR); | |
| 144 year = year % 10000; | |
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145 |
| 831 | 146 int epoch = (int) ((date / 1000) % (60 * 60 * 24)); |
| 147 int seconds = epoch % 60; | |
| 148 epoch = epoch / 60; | |
| 149 int minutes = epoch % 60; | |
| 150 int hours = epoch / 60; | |
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151 |
| 831 | 152 buf.append(DAYS[day_of_week]); |
| 153 buf.append(','); | |
| 154 buf.append(' '); | |
| 155 StringUtil.append2digits(buf, day_of_month); | |
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156 |
| 831 | 157 buf.append('-'); |
| 158 buf.append(MONTHS[month]); | |
| 159 buf.append('-'); | |
| 160 StringUtil.append2digits(buf, year/100); | |
| 161 StringUtil.append2digits(buf, year%100); | |
| 162 | |
| 163 buf.append(' '); | |
| 164 StringUtil.append2digits(buf, hours); | |
| 165 buf.append(':'); | |
| 166 StringUtil.append2digits(buf, minutes); | |
| 167 buf.append(':'); | |
| 168 StringUtil.append2digits(buf, seconds); | |
| 169 buf.append(" GMT"); | |
| 170 } | |
| 171 } | |
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172 |
| 831 | 173 /* ------------------------------------------------------------ */ |
| 174 private static final ThreadLocal<DateGenerator> __dateGenerator =new ThreadLocal<DateGenerator>() | |
| 175 { | |
| 176 @Override | |
| 177 protected DateGenerator initialValue() | |
| 178 { | |
| 179 return new DateGenerator(); | |
| 180 } | |
| 181 }; | |
| 182 | |
| 183 /* ------------------------------------------------------------ */ | |
| 184 /** | |
| 185 * Format HTTP date "EEE, dd MMM yyyy HH:mm:ss 'GMT'" | |
| 186 */ | |
| 187 public static String formatDate(long date) | |
| 188 { | |
| 189 return __dateGenerator.get().formatDate(date); | |
| 190 } | |
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191 |
| 831 | 192 /* ------------------------------------------------------------ */ |
| 193 /** | |
| 194 * Format "EEE, dd-MMM-yyyy HH:mm:ss 'GMT'" for cookies | |
| 195 */ | |
| 196 public static void formatCookieDate(StringBuilder buf, long date) | |
| 197 { | |
| 198 __dateGenerator.get().formatCookieDate(buf,date); | |
| 199 } | |
| 200 | |
| 201 /* ------------------------------------------------------------ */ | |
| 202 /** | |
| 203 * Format "EEE, dd-MMM-yyyy HH:mm:ss 'GMT'" for cookies | |
| 204 */ | |
| 205 public static String formatCookieDate(long date) | |
| 206 { | |
| 207 StringBuilder buf = new StringBuilder(28); | |
| 208 formatCookieDate(buf, date); | |
| 209 return buf.toString(); | |
| 210 } | |
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211 |
| 831 | 212 /* ------------------------------------------------------------ */ |
| 213 private final static String __dateReceiveFmt[] = | |
| 214 { | |
| 215 "EEE, dd MMM yyyy HH:mm:ss zzz", | |
| 216 "EEE, dd-MMM-yy HH:mm:ss", | |
| 217 "EEE MMM dd HH:mm:ss yyyy", | |
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218 |
| 831 | 219 "EEE, dd MMM yyyy HH:mm:ss", "EEE dd MMM yyyy HH:mm:ss zzz", |
| 220 "EEE dd MMM yyyy HH:mm:ss", "EEE MMM dd yyyy HH:mm:ss zzz", "EEE MMM dd yyyy HH:mm:ss", | |
| 221 "EEE MMM-dd-yyyy HH:mm:ss zzz", "EEE MMM-dd-yyyy HH:mm:ss", "dd MMM yyyy HH:mm:ss zzz", | |
| 222 "dd MMM yyyy HH:mm:ss", "dd-MMM-yy HH:mm:ss zzz", "dd-MMM-yy HH:mm:ss", "MMM dd HH:mm:ss yyyy zzz", | |
| 223 "MMM dd HH:mm:ss yyyy", "EEE MMM dd HH:mm:ss yyyy zzz", | |
| 224 "EEE, MMM dd HH:mm:ss yyyy zzz", "EEE, MMM dd HH:mm:ss yyyy", "EEE, dd-MMM-yy HH:mm:ss zzz", | |
| 225 "EEE dd-MMM-yy HH:mm:ss zzz", "EEE dd-MMM-yy HH:mm:ss", | |
| 226 }; | |
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227 |
| 831 | 228 /* ------------------------------------------------------------ */ |
| 229 private static class DateParser | |
| 230 { | |
| 231 final SimpleDateFormat _dateReceive[]= new SimpleDateFormat[__dateReceiveFmt.length]; | |
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232 |
| 831 | 233 long parse(final String dateVal) |
| 234 { | |
| 235 for (int i = 0; i < _dateReceive.length; i++) | |
| 236 { | |
| 237 if (_dateReceive[i] == null) | |
| 238 { | |
| 239 _dateReceive[i] = new SimpleDateFormat(__dateReceiveFmt[i], Locale.US); | |
| 240 _dateReceive[i].setTimeZone(__GMT); | |
| 241 } | |
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242 |
| 831 | 243 try |
| 244 { | |
| 245 Date date = (Date) _dateReceive[i].parseObject(dateVal); | |
| 246 return date.getTime(); | |
| 247 } | |
| 248 catch (java.lang.Exception e) | |
| 249 { | |
| 250 // LOG.ignore(e); | |
| 251 } | |
| 252 } | |
| 253 | |
| 254 if (dateVal.endsWith(" GMT")) | |
| 255 { | |
| 256 final String val = dateVal.substring(0, dateVal.length() - 4); | |
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257 |
| 831 | 258 for (int i = 0; i < _dateReceive.length; i++) |
| 259 { | |
| 260 try | |
| 261 { | |
| 262 Date date = (Date) _dateReceive[i].parseObject(val); | |
| 263 return date.getTime(); | |
| 264 } | |
| 265 catch (java.lang.Exception e) | |
| 266 { | |
| 267 // LOG.ignore(e); | |
| 268 } | |
| 269 } | |
| 270 } | |
| 271 return -1; | |
| 272 } | |
| 273 } | |
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274 |
| 831 | 275 /* ------------------------------------------------------------ */ |
| 276 public static long parseDate(String date) | |
| 277 { | |
| 278 return __dateParser.get().parse(date); | |
| 279 } | |
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280 |
| 831 | 281 /* ------------------------------------------------------------ */ |
| 282 private static final ThreadLocal<DateParser> __dateParser =new ThreadLocal<DateParser>() | |
| 283 { | |
| 284 @Override | |
| 285 protected DateParser initialValue() | |
| 286 { | |
| 287 return new DateParser(); | |
| 288 } | |
| 289 }; | |
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290 |
| 831 | 291 /* -------------------------------------------------------------- */ |
| 292 public final static String __01Jan1970=formatDate(0); | |
| 293 public final static Buffer __01Jan1970_BUFFER=new ByteArrayBuffer(__01Jan1970); | |
| 294 public final static String __01Jan1970_COOKIE = formatCookieDate(0).trim(); | |
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295 |
| 831 | 296 /* -------------------------------------------------------------- */ |
| 297 private final ArrayList<Field> _fields = new ArrayList<Field>(20); | |
| 298 private final HashMap<Buffer,Field> _names = new HashMap<Buffer,Field>(32); | |
| 299 | |
| 300 /* ------------------------------------------------------------ */ | |
| 301 /** | |
| 302 * Constructor. | |
| 303 */ | |
| 304 public HttpFields() | |
| 305 { | |
| 306 } | |
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307 |
| 831 | 308 // TODO externalize this cache so it can be configurable |
| 309 private static ConcurrentMap<String, Buffer> __cache = new ConcurrentHashMap<String, Buffer>(); | |
| 310 private static int __cacheSize = Integer.getInteger("org.eclipse.jetty.http.HttpFields.CACHE",2000); | |
| 311 | |
| 312 /* -------------------------------------------------------------- */ | |
| 313 private Buffer convertValue(String value) | |
| 314 { | |
| 315 Buffer buffer = __cache.get(value); | |
| 316 if (buffer!=null) | |
| 317 return buffer; | |
| 318 | |
| 319 try | |
| 320 { | |
| 321 buffer = new ByteArrayBuffer(value,StringUtil.__ISO_8859_1); | |
| 322 | |
| 323 if (__cacheSize>0) | |
| 324 { | |
| 325 if (__cache.size()>__cacheSize) | |
| 326 __cache.clear(); | |
| 327 Buffer b=__cache.putIfAbsent(value,buffer); | |
| 328 if (b!=null) | |
| 329 buffer=b; | |
| 330 } | |
| 331 | |
| 332 return buffer; | |
| 333 } | |
| 334 catch (UnsupportedEncodingException e) | |
| 335 { | |
| 336 throw new RuntimeException(e); | |
| 337 } | |
| 338 } | |
| 339 | |
| 340 /* -------------------------------------------------------------- */ | |
| 341 /** | |
| 342 * Get Collection of header names. | |
| 343 */ | |
| 344 public Collection<String> getFieldNamesCollection() | |
| 345 { | |
| 346 final List<String> list = new ArrayList<String>(_fields.size()); | |
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347 |
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348 for (Field f : _fields) |
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349 { |
| 831 | 350 if (f!=null) |
| 351 list.add(BufferUtil.to8859_1_String(f._name)); | |
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352 } |
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353 return list; |
| 831 | 354 } |
| 355 | |
| 356 /* -------------------------------------------------------------- */ | |
| 357 /** | |
| 358 * Get enumeration of header _names. Returns an enumeration of strings representing the header | |
| 359 * _names for this request. | |
| 360 */ | |
| 361 public Enumeration<String> getFieldNames() | |
| 362 { | |
| 363 final Enumeration<?> buffers = Collections.enumeration(_names.keySet()); | |
| 364 return new Enumeration<String>() | |
| 365 { | |
| 366 public String nextElement() | |
| 367 { | |
| 368 return buffers.nextElement().toString(); | |
| 369 } | |
| 370 | |
| 371 public boolean hasMoreElements() | |
| 372 { | |
| 373 return buffers.hasMoreElements(); | |
| 374 } | |
| 375 }; | |
| 376 } | |
| 377 | |
| 378 /* ------------------------------------------------------------ */ | |
| 379 public int size() | |
| 380 { | |
| 381 return _fields.size(); | |
| 382 } | |
| 383 | |
| 384 /* ------------------------------------------------------------ */ | |
| 385 /** | |
| 386 * Get a Field by index. | |
| 387 * @return A Field value or null if the Field value has not been set | |
| 388 * | |
| 389 */ | |
| 390 public Field getField(int i) | |
| 391 { | |
| 392 return _fields.get(i); | |
| 393 } | |
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394 |
| 831 | 395 /* ------------------------------------------------------------ */ |
| 396 private Field getField(String name) | |
| 397 { | |
| 398 return _names.get(HttpHeaders.CACHE.lookup(name)); | |
| 399 } | |
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400 |
| 831 | 401 /* ------------------------------------------------------------ */ |
| 402 private Field getField(Buffer name) | |
| 403 { | |
| 404 return _names.get(HttpHeaders.CACHE.lookup(name)); | |
| 405 } | |
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406 |
| 831 | 407 /* ------------------------------------------------------------ */ |
| 408 public boolean containsKey(Buffer name) | |
| 409 { | |
| 410 return _names.containsKey(HttpHeaders.CACHE.lookup(name)); | |
| 411 } | |
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412 |
| 831 | 413 /* ------------------------------------------------------------ */ |
| 414 public boolean containsKey(String name) | |
| 415 { | |
| 416 return _names.containsKey(HttpHeaders.CACHE.lookup(name)); | |
| 417 } | |
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418 |
| 831 | 419 /* -------------------------------------------------------------- */ |
| 420 /** | |
| 421 * @return the value of a field, or null if not found. For multiple fields of the same name, | |
| 422 * only the first is returned. | |
| 423 * @param name the case-insensitive field name | |
| 424 */ | |
| 425 public String getStringField(String name) | |
| 426 { | |
| 427 Field field = getField(name); | |
| 428 return field==null?null:field.getValue(); | |
| 429 } | |
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430 |
| 831 | 431 /* -------------------------------------------------------------- */ |
| 432 /** | |
| 433 * @return the value of a field, or null if not found. For multiple fields of the same name, | |
| 434 * only the first is returned. | |
| 435 * @param name the case-insensitive field name | |
| 436 */ | |
| 437 public String getStringField(Buffer name) | |
| 438 { | |
| 439 Field field = getField(name); | |
| 440 return field==null?null:field.getValue(); | |
| 441 } | |
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442 |
| 831 | 443 /* -------------------------------------------------------------- */ |
| 444 /** | |
| 445 * @return the value of a field, or null if not found. For multiple fields of the same name, | |
| 446 * only the first is returned. | |
| 447 * @param name the case-insensitive field name | |
| 448 */ | |
| 449 public Buffer get(Buffer name) | |
| 450 { | |
| 451 Field field = getField(name); | |
| 452 return field==null?null:field._value; | |
| 453 } | |
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454 |
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455 |
| 831 | 456 /* -------------------------------------------------------------- */ |
| 457 /** | |
| 458 * Get multi headers | |
| 459 * | |
| 460 * @return Enumeration of the values, or null if no such header. | |
| 461 * @param name the case-insensitive field name | |
| 462 */ | |
| 463 public Collection<String> getValuesCollection(String name) | |
| 464 { | |
| 465 Field field = getField(name); | |
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466 if (field==null) |
| 831 | 467 return null; |
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468 |
| 831 | 469 final List<String> list = new ArrayList<String>(); |
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470 |
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471 while(field!=null) |
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472 { |
| 831 | 473 list.add(field.getValue()); |
| 474 field=field._next; | |
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475 } |
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476 return list; |
| 831 | 477 } |
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478 |
| 831 | 479 /* -------------------------------------------------------------- */ |
| 480 /** | |
| 481 * Get multi headers | |
| 482 * | |
| 483 * @return Enumeration of the values | |
| 484 * @param name the case-insensitive field name | |
| 485 */ | |
| 486 public Enumeration<String> getValues(String name) | |
| 487 { | |
| 488 final Field field = getField(name); | |
| 489 if (field == null) | |
| 490 { | |
| 491 List<String> empty=Collections.emptyList(); | |
| 492 return Collections.enumeration(empty); | |
| 493 } | |
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494 |
| 831 | 495 return new Enumeration<String>() |
| 496 { | |
| 497 Field f = field; | |
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498 |
| 831 | 499 public boolean hasMoreElements() |
| 500 { | |
| 501 return f != null; | |
| 502 } | |
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503 |
| 831 | 504 public String nextElement() throws NoSuchElementException |
| 505 { | |
| 506 if (f == null) throw new NoSuchElementException(); | |
| 507 Field n = f; | |
| 508 f = f._next; | |
| 509 return n.getValue(); | |
| 510 } | |
| 511 }; | |
| 512 } | |
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513 |
| 831 | 514 /* -------------------------------------------------------------- */ |
| 515 /** | |
| 516 * Get multi headers | |
| 517 * | |
| 518 * @return Enumeration of the value Strings | |
| 519 * @param name the case-insensitive field name | |
| 520 */ | |
| 521 public Enumeration<String> getValues(Buffer name) | |
| 522 { | |
| 523 final Field field = getField(name); | |
| 524 if (field == null) | |
| 525 { | |
| 526 List<String> empty=Collections.emptyList(); | |
| 527 return Collections.enumeration(empty); | |
| 528 } | |
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529 |
| 831 | 530 return new Enumeration<String>() |
| 531 { | |
| 532 Field f = field; | |
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533 |
| 831 | 534 public boolean hasMoreElements() |
| 535 { | |
| 536 return f != null; | |
| 537 } | |
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538 |
| 831 | 539 public String nextElement() throws NoSuchElementException |
| 540 { | |
| 541 if (f == null) throw new NoSuchElementException(); | |
| 542 Field n = f; | |
| 543 f = f._next; | |
| 544 return n.getValue(); | |
| 545 } | |
| 546 }; | |
| 547 } | |
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548 |
| 831 | 549 /* -------------------------------------------------------------- */ |
| 550 /** | |
| 551 * Get multi field values with separator. The multiple values can be represented as separate | |
| 552 * headers of the same name, or by a single header using the separator(s), or a combination of | |
| 553 * both. Separators may be quoted. | |
| 554 * | |
| 555 * @param name the case-insensitive field name | |
| 556 * @param separators String of separators. | |
| 557 * @return Enumeration of the values, or null if no such header. | |
| 558 */ | |
| 559 public Enumeration<String> getValues(String name, final String separators) | |
| 560 { | |
| 561 final Enumeration<String> e = getValues(name); | |
| 562 if (e == null) | |
| 563 return null; | |
| 564 return new Enumeration<String>() | |
| 565 { | |
| 566 QuotedStringTokenizer tok = null; | |
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567 |
| 831 | 568 public boolean hasMoreElements() |
| 569 { | |
| 570 if (tok != null && tok.hasMoreElements()) return true; | |
| 571 while (e.hasMoreElements()) | |
| 572 { | |
| 573 String value = e.nextElement(); | |
| 574 tok = new QuotedStringTokenizer(value, separators, false, false); | |
| 575 if (tok.hasMoreElements()) return true; | |
| 576 } | |
| 577 tok = null; | |
| 578 return false; | |
| 579 } | |
| 580 | |
| 581 public String nextElement() throws NoSuchElementException | |
| 582 { | |
| 583 if (!hasMoreElements()) throw new NoSuchElementException(); | |
| 584 String next = (String) tok.nextElement(); | |
| 585 if (next != null) next = next.trim(); | |
| 586 return next; | |
| 587 } | |
| 588 }; | |
| 589 } | |
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590 |
| 831 | 591 |
| 592 /* -------------------------------------------------------------- */ | |
| 593 /** | |
| 594 * Set a field. | |
| 595 * | |
| 596 * @param name the name of the field | |
| 597 * @param value the value of the field. If null the field is cleared. | |
| 598 */ | |
| 599 public void put(String name, String value) | |
| 600 { | |
| 601 if (value==null) | |
| 602 remove(name); | |
| 603 else | |
| 604 { | |
| 605 Buffer n = HttpHeaders.CACHE.lookup(name); | |
| 606 Buffer v = convertValue(value); | |
| 607 put(n, v); | |
| 608 } | |
| 609 } | |
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610 |
| 831 | 611 /* -------------------------------------------------------------- */ |
| 612 /** | |
| 613 * Set a field. | |
| 614 * | |
| 615 * @param name the name of the field | |
| 616 * @param value the value of the field. If null the field is cleared. | |
| 617 */ | |
| 618 public void put(Buffer name, String value) | |
| 619 { | |
| 620 Buffer n = HttpHeaders.CACHE.lookup(name); | |
| 621 Buffer v = convertValue(value); | |
| 622 put(n, v); | |
| 623 } | |
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624 |
| 831 | 625 /* -------------------------------------------------------------- */ |
| 626 /** | |
| 627 * Set a field. | |
| 628 * | |
| 629 * @param name the name of the field | |
| 630 * @param value the value of the field. If null the field is cleared. | |
| 631 */ | |
| 632 public void put(Buffer name, Buffer value) | |
| 633 { | |
| 634 remove(name); | |
| 635 if (value == null) | |
| 636 return; | |
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637 |
| 831 | 638 if (!(name instanceof BufferCache.CachedBuffer)) |
| 639 name = HttpHeaders.CACHE.lookup(name); | |
| 640 if (!(value instanceof CachedBuffer)) | |
| 641 value= HttpHeaderValues.CACHE.lookup(value).asImmutableBuffer(); | |
| 642 | |
| 643 // new value; | |
| 644 Field field = new Field(name, value); | |
| 645 _fields.add(field); | |
| 646 _names.put(name, field); | |
| 647 } | |
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648 |
| 831 | 649 /* -------------------------------------------------------------- */ |
| 650 /** | |
| 651 * Set a field. | |
| 652 * | |
| 653 * @param name the name of the field | |
| 654 * @param list the List value of the field. If null the field is cleared. | |
| 655 */ | |
| 656 public void put(String name, List<?> list) | |
| 657 { | |
| 658 if (list == null || list.size() == 0) | |
| 659 { | |
| 660 remove(name); | |
| 661 return; | |
| 662 } | |
| 663 Buffer n = HttpHeaders.CACHE.lookup(name); | |
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664 |
| 831 | 665 Object v = list.get(0); |
| 666 if (v != null) | |
| 667 put(n, HttpHeaderValues.CACHE.lookup(v.toString())); | |
| 668 else | |
| 669 remove(n); | |
| 670 | |
| 671 if (list.size() > 1) | |
| 672 { | |
| 673 java.util.Iterator<?> iter = list.iterator(); | |
| 674 iter.next(); | |
| 675 while (iter.hasNext()) | |
| 676 { | |
| 677 v = iter.next(); | |
| 678 if (v != null) put(n, HttpHeaderValues.CACHE.lookup(v.toString())); | |
| 679 } | |
| 680 } | |
| 681 } | |
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682 |
| 831 | 683 /* -------------------------------------------------------------- */ |
| 684 /** | |
| 685 * Add to or set a field. If the field is allowed to have multiple values, add will add multiple | |
| 686 * headers of the same name. | |
| 687 * | |
| 688 * @param name the name of the field | |
| 689 * @param value the value of the field. | |
| 690 * @exception IllegalArgumentException If the name is a single valued field and already has a | |
| 691 * value. | |
| 692 */ | |
| 693 public void add(String name, String value) throws IllegalArgumentException | |
| 694 { | |
| 695 if (value==null) | |
| 696 return; | |
| 697 Buffer n = HttpHeaders.CACHE.lookup(name); | |
| 698 Buffer v = convertValue(value); | |
| 699 add(n, v); | |
| 700 } | |
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701 |
| 831 | 702 /* -------------------------------------------------------------- */ |
| 703 /** | |
| 704 * Add to or set a field. If the field is allowed to have multiple values, add will add multiple | |
| 705 * headers of the same name. | |
| 706 * | |
| 707 * @param name the name of the field | |
| 708 * @param value the value of the field. | |
| 709 * @exception IllegalArgumentException If the name is a single valued field and already has a | |
| 710 * value. | |
| 711 */ | |
| 712 public void add(Buffer name, Buffer value) throws IllegalArgumentException | |
| 713 { | |
| 714 if (value == null) throw new IllegalArgumentException("null value"); | |
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715 |
| 831 | 716 if (!(name instanceof CachedBuffer)) |
| 717 name = HttpHeaders.CACHE.lookup(name); | |
| 718 name=name.asImmutableBuffer(); | |
| 719 | |
| 720 if (!(value instanceof CachedBuffer) && HttpHeaderValues.hasKnownValues(HttpHeaders.CACHE.getOrdinal(name))) | |
| 721 value= HttpHeaderValues.CACHE.lookup(value); | |
| 722 value=value.asImmutableBuffer(); | |
| 723 | |
| 724 Field field = _names.get(name); | |
| 725 Field last = null; | |
| 726 while (field != null) | |
| 727 { | |
| 728 last = field; | |
| 729 field = field._next; | |
| 730 } | |
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731 |
| 831 | 732 // create the field |
| 733 field = new Field(name, value); | |
| 734 _fields.add(field); | |
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735 |
| 831 | 736 // look for chain to add too |
| 737 if (last != null) | |
| 738 last._next = field; | |
| 739 else | |
| 740 _names.put(name, field); | |
| 741 } | |
| 742 | |
| 743 /* ------------------------------------------------------------ */ | |
| 744 /** | |
| 745 * Remove a field. | |
| 746 * | |
| 747 * @param name | |
| 748 */ | |
| 749 public void remove(String name) | |
| 750 { | |
| 751 remove(HttpHeaders.CACHE.lookup(name)); | |
| 752 } | |
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753 |
| 831 | 754 /* ------------------------------------------------------------ */ |
| 755 /** | |
| 756 * Remove a field. | |
| 757 * | |
| 758 * @param name | |
| 759 */ | |
| 760 public void remove(Buffer name) | |
| 761 { | |
| 762 if (!(name instanceof BufferCache.CachedBuffer)) | |
| 763 name = HttpHeaders.CACHE.lookup(name); | |
| 764 Field field = _names.remove(name); | |
| 765 while (field != null) | |
| 766 { | |
| 767 _fields.remove(field); | |
| 768 field = field._next; | |
| 769 } | |
| 770 } | |
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771 |
| 831 | 772 /* -------------------------------------------------------------- */ |
| 773 /** | |
| 774 * Get a header as an long value. Returns the value of an integer field or -1 if not found. The | |
| 775 * case of the field name is ignored. | |
| 776 * | |
| 777 * @param name the case-insensitive field name | |
| 778 * @exception NumberFormatException If bad long found | |
| 779 */ | |
| 780 public long getLongField(String name) throws NumberFormatException | |
| 781 { | |
| 782 Field field = getField(name); | |
| 783 return field==null?-1L:field.getLongValue(); | |
| 784 } | |
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785 |
| 831 | 786 /* -------------------------------------------------------------- */ |
| 787 /** | |
| 788 * Get a header as an long value. Returns the value of an integer field or -1 if not found. The | |
| 789 * case of the field name is ignored. | |
| 790 * | |
| 791 * @param name the case-insensitive field name | |
| 792 * @exception NumberFormatException If bad long found | |
| 793 */ | |
| 794 public long getLongField(Buffer name) throws NumberFormatException | |
| 795 { | |
| 796 Field field = getField(name); | |
| 797 return field==null?-1L:field.getLongValue(); | |
| 798 } | |
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799 |
| 831 | 800 /* -------------------------------------------------------------- */ |
| 801 /** | |
| 802 * Get a header as a date value. Returns the value of a date field, or -1 if not found. The case | |
| 803 * of the field name is ignored. | |
| 804 * | |
| 805 * @param name the case-insensitive field name | |
| 806 */ | |
| 807 public long getDateField(String name) | |
| 808 { | |
| 809 Field field = getField(name); | |
| 810 if (field == null) | |
| 811 return -1; | |
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812 |
| 831 | 813 String val = valueParameters(BufferUtil.to8859_1_String(field._value), null); |
| 814 if (val == null) | |
| 815 return -1; | |
| 816 | |
| 817 final long date = __dateParser.get().parse(val); | |
| 818 if (date==-1) | |
| 819 throw new IllegalArgumentException("Cannot convert date: " + val); | |
| 820 return date; | |
| 821 } | |
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822 |
| 831 | 823 /* -------------------------------------------------------------- */ |
| 824 /** | |
| 825 * Sets the value of an long field. | |
| 826 * | |
| 827 * @param name the field name | |
| 828 * @param value the field long value | |
| 829 */ | |
| 830 public void putLongField(Buffer name, long value) | |
| 831 { | |
| 832 Buffer v = BufferUtil.toBuffer(value); | |
| 833 put(name, v); | |
| 834 } | |
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835 |
| 831 | 836 /* -------------------------------------------------------------- */ |
| 837 /** | |
| 838 * Sets the value of an long field. | |
| 839 * | |
| 840 * @param name the field name | |
| 841 * @param value the field long value | |
| 842 */ | |
| 843 public void putLongField(String name, long value) | |
| 844 { | |
| 845 Buffer n = HttpHeaders.CACHE.lookup(name); | |
| 846 Buffer v = BufferUtil.toBuffer(value); | |
| 847 put(n, v); | |
| 848 } | |
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849 |
| 831 | 850 /* -------------------------------------------------------------- */ |
| 851 /** | |
| 852 * Sets the value of an long field. | |
| 853 * | |
| 854 * @param name the field name | |
| 855 * @param value the field long value | |
| 856 */ | |
| 857 public void addLongField(String name, long value) | |
| 858 { | |
| 859 Buffer n = HttpHeaders.CACHE.lookup(name); | |
| 860 Buffer v = BufferUtil.toBuffer(value); | |
| 861 add(n, v); | |
| 862 } | |
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863 |
| 831 | 864 /* -------------------------------------------------------------- */ |
| 865 /** | |
| 866 * Sets the value of an long field. | |
| 867 * | |
| 868 * @param name the field name | |
| 869 * @param value the field long value | |
| 870 */ | |
| 871 public void addLongField(Buffer name, long value) | |
| 872 { | |
| 873 Buffer v = BufferUtil.toBuffer(value); | |
| 874 add(name, v); | |
| 875 } | |
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876 |
| 831 | 877 /* -------------------------------------------------------------- */ |
| 878 /** | |
| 879 * Sets the value of a date field. | |
| 880 * | |
| 881 * @param name the field name | |
| 882 * @param date the field date value | |
| 883 */ | |
| 884 public void putDateField(Buffer name, long date) | |
| 885 { | |
| 886 String d=formatDate(date); | |
| 887 Buffer v = new ByteArrayBuffer(d); | |
| 888 put(name, v); | |
| 889 } | |
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890 |
| 831 | 891 /* -------------------------------------------------------------- */ |
| 892 /** | |
| 893 * Sets the value of a date field. | |
| 894 * | |
| 895 * @param name the field name | |
| 896 * @param date the field date value | |
| 897 */ | |
| 898 public void putDateField(String name, long date) | |
| 899 { | |
| 900 Buffer n = HttpHeaders.CACHE.lookup(name); | |
| 901 putDateField(n,date); | |
| 902 } | |
| 903 | |
| 904 /* -------------------------------------------------------------- */ | |
| 905 /** | |
| 906 * Sets the value of a date field. | |
| 907 * | |
| 908 * @param name the field name | |
| 909 * @param date the field date value | |
| 910 */ | |
| 911 public void addDateField(String name, long date) | |
| 912 { | |
| 913 String d=formatDate(date); | |
| 914 Buffer n = HttpHeaders.CACHE.lookup(name); | |
| 915 Buffer v = new ByteArrayBuffer(d); | |
| 916 add(n, v); | |
| 917 } | |
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918 |
| 831 | 919 /* ------------------------------------------------------------ */ |
| 920 /** | |
| 921 * Format a set cookie value | |
| 922 * | |
| 923 * @param cookie The cookie. | |
| 924 */ | |
| 925 public void addSetCookie(HttpCookie cookie) | |
| 926 { | |
| 927 addSetCookie( | |
| 928 cookie.getName(), | |
| 929 cookie.getValue(), | |
| 930 cookie.getDomain(), | |
| 931 cookie.getPath(), | |
| 932 cookie.getMaxAge(), | |
| 933 cookie.getComment(), | |
| 934 cookie.isSecure(), | |
| 935 cookie.isHttpOnly(), | |
| 936 cookie.getVersion()); | |
| 937 } | |
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938 |
| 831 | 939 /** |
| 940 * Format a set cookie value | |
| 941 * | |
| 942 * @param name the name | |
| 943 * @param value the value | |
| 944 * @param domain the domain | |
| 945 * @param path the path | |
| 946 * @param maxAge the maximum age | |
| 947 * @param comment the comment (only present on versions > 0) | |
| 948 * @param isSecure true if secure cookie | |
| 949 * @param isHttpOnly true if for http only | |
| 950 * @param version version of cookie logic to use (0 == default behavior) | |
| 951 */ | |
| 952 public void addSetCookie( | |
| 953 final String name, | |
| 954 final String value, | |
| 955 final String domain, | |
| 956 final String path, | |
| 957 final long maxAge, | |
| 958 final String comment, | |
| 959 final boolean isSecure, | |
| 960 final boolean isHttpOnly, | |
| 961 int version) | |
| 962 { | |
| 963 String delim=__COOKIE_DELIM; | |
| 964 | |
| 965 // Check arguments | |
| 966 if (name == null || name.length() == 0) | |
| 967 throw new IllegalArgumentException("Bad cookie name"); | |
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968 |
| 831 | 969 // Format value and params |
| 970 StringBuilder buf = new StringBuilder(128); | |
| 971 String name_value_params; | |
| 972 QuotedStringTokenizer.quoteIfNeeded(buf, name, delim); | |
| 973 buf.append('='); | |
| 974 String start=buf.toString(); | |
| 975 boolean hasDomain = false; | |
| 976 boolean hasPath = false; | |
| 977 | |
| 978 if (value != null && value.length() > 0) | |
| 979 QuotedStringTokenizer.quoteIfNeeded(buf, value, delim); | |
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980 |
| 831 | 981 if (comment != null && comment.length() > 0) |
| 982 { | |
| 983 buf.append(";Comment="); | |
| 984 QuotedStringTokenizer.quoteIfNeeded(buf, comment, delim); | |
| 985 } | |
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986 |
| 831 | 987 if (path != null && path.length() > 0) |
| 988 { | |
| 989 hasPath = true; | |
| 990 buf.append(";Path="); | |
| 991 if (path.trim().startsWith("\"")) | |
| 992 buf.append(path); | |
| 993 else | |
| 994 QuotedStringTokenizer.quoteIfNeeded(buf,path,delim); | |
| 995 } | |
| 996 if (domain != null && domain.length() > 0) | |
| 997 { | |
| 998 hasDomain = true; | |
| 999 buf.append(";Domain="); | |
| 1000 QuotedStringTokenizer.quoteIfNeeded(buf,domain.toLowerCase(Locale.ENGLISH),delim); | |
| 1001 } | |
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1002 |
| 831 | 1003 if (maxAge >= 0) |
| 1004 { | |
| 1005 // Always add the expires param as some browsers still don't handle max-age | |
| 1006 buf.append(";Expires="); | |
| 1007 if (maxAge == 0) | |
| 1008 buf.append(__01Jan1970_COOKIE); | |
| 1009 else | |
| 1010 formatCookieDate(buf, System.currentTimeMillis() + 1000L * maxAge); | |
| 1011 | |
| 1012 if (version >0) | |
| 1013 { | |
| 1014 buf.append(";Max-Age="); | |
| 1015 buf.append(maxAge); | |
| 1016 } | |
| 1017 } | |
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1018 |
| 831 | 1019 if (isSecure) |
| 1020 buf.append(";Secure"); | |
| 1021 if (isHttpOnly) | |
| 1022 buf.append(";HttpOnly"); | |
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1023 |
| 831 | 1024 name_value_params = buf.toString(); |
| 1025 | |
| 1026 // remove existing set-cookie of same name | |
| 1027 Field field = getField(HttpHeaders.SET_COOKIE); | |
| 1028 Field last=null; | |
| 1029 while (field!=null) | |
| 1030 { | |
| 1031 String val = (field._value == null ? null : field._value.toString()); | |
| 1032 if (val!=null && val.startsWith(start)) | |
| 1033 { | |
| 1034 //existing cookie has same name, does it also match domain and path? | |
| 1035 if (((!hasDomain && !val.contains("Domain")) || (hasDomain && val.contains("Domain="+domain))) && | |
| 1036 ((!hasPath && !val.contains("Path")) || (hasPath && val.contains("Path="+path)))) | |
| 1037 { | |
| 1038 _fields.remove(field); | |
| 1039 if (last==null) | |
| 1040 _names.put(HttpHeaders.SET_COOKIE_BUFFER,field._next); | |
| 1041 else | |
| 1042 last._next=field._next; | |
| 1043 break; | |
| 1044 } | |
| 1045 } | |
| 1046 last=field; | |
| 1047 field=field._next; | |
| 1048 } | |
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1049 |
| 831 | 1050 add(HttpHeaders.SET_COOKIE_BUFFER, new ByteArrayBuffer(name_value_params)); |
| 1051 | |
| 1052 // Expire responses with set-cookie headers so they do not get cached. | |
| 1053 put(HttpHeaders.EXPIRES_BUFFER, __01Jan1970_BUFFER); | |
| 1054 } | |
| 1055 | |
| 1056 /* -------------------------------------------------------------- */ | |
| 1057 public void putTo(Buffer buffer) throws IOException | |
| 1058 { | |
| 1059 for (int i = 0; i < _fields.size(); i++) | |
| 1060 { | |
| 1061 Field field = _fields.get(i); | |
| 1062 if (field != null) | |
| 1063 field.putTo(buffer); | |
| 1064 } | |
| 1065 BufferUtil.putCRLF(buffer); | |
| 1066 } | |
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1067 |
| 831 | 1068 /* -------------------------------------------------------------- */ |
| 1069 public String toString() | |
| 1070 { | |
| 1071 try | |
| 1072 { | |
| 1073 StringBuffer buffer = new StringBuffer(); | |
| 1074 for (int i = 0; i < _fields.size(); i++) | |
| 1075 { | |
| 1076 Field field = (Field) _fields.get(i); | |
| 1077 if (field != null) | |
| 1078 { | |
| 1079 String tmp = field.getName(); | |
| 1080 if (tmp != null) buffer.append(tmp); | |
| 1081 buffer.append(": "); | |
| 1082 tmp = field.getValue(); | |
| 1083 if (tmp != null) buffer.append(tmp); | |
| 1084 buffer.append("\r\n"); | |
| 1085 } | |
| 1086 } | |
| 1087 buffer.append("\r\n"); | |
| 1088 return buffer.toString(); | |
| 1089 } | |
| 1090 catch (Exception e) | |
| 1091 { | |
| 1092 LOG.warn("",e); | |
| 1093 return e.toString(); | |
| 1094 } | |
| 1095 } | |
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1096 |
| 831 | 1097 /* ------------------------------------------------------------ */ |
| 1098 /** | |
| 1099 * Clear the header. | |
| 1100 */ | |
| 1101 public void clear() | |
| 1102 { | |
| 1103 _fields.clear(); | |
| 1104 _names.clear(); | |
| 1105 } | |
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1106 |
| 831 | 1107 /* ------------------------------------------------------------ */ |
| 1108 /** | |
| 1109 * Add fields from another HttpFields instance. Single valued fields are replaced, while all | |
| 1110 * others are added. | |
| 1111 * | |
| 1112 * @param fields | |
| 1113 */ | |
| 1114 public void add(HttpFields fields) | |
| 1115 { | |
| 1116 if (fields == null) return; | |
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1117 |
| 831 | 1118 Enumeration e = fields.getFieldNames(); |
| 1119 while (e.hasMoreElements()) | |
| 1120 { | |
| 1121 String name = (String) e.nextElement(); | |
| 1122 Enumeration values = fields.getValues(name); | |
| 1123 while (values.hasMoreElements()) | |
| 1124 add(name, (String) values.nextElement()); | |
| 1125 } | |
| 1126 } | |
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1127 |
| 831 | 1128 /* ------------------------------------------------------------ */ |
| 1129 /** | |
| 1130 * Get field value parameters. Some field values can have parameters. This method separates the | |
| 1131 * value from the parameters and optionally populates a map with the parameters. For example: | |
| 1132 * | |
| 1133 * <PRE> | |
| 1134 * | |
| 1135 * FieldName : Value ; param1=val1 ; param2=val2 | |
| 1136 * | |
| 1137 * </PRE> | |
| 1138 * | |
| 1139 * @param value The Field value, possibly with parameteres. | |
| 1140 * @param parameters A map to populate with the parameters, or null | |
| 1141 * @return The value. | |
| 1142 */ | |
| 1143 public static String valueParameters(String value, Map<String,String> parameters) | |
| 1144 { | |
| 1145 if (value == null) return null; | |
| 1146 | |
| 1147 int i = value.indexOf(';'); | |
| 1148 if (i < 0) return value; | |
| 1149 if (parameters == null) return value.substring(0, i).trim(); | |
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1150 |
| 831 | 1151 StringTokenizer tok1 = new QuotedStringTokenizer(value.substring(i), ";", false, true); |
| 1152 while (tok1.hasMoreTokens()) | |
| 1153 { | |
| 1154 String token = tok1.nextToken(); | |
| 1155 StringTokenizer tok2 = new QuotedStringTokenizer(token, "= "); | |
| 1156 if (tok2.hasMoreTokens()) | |
| 1157 { | |
| 1158 String paramName = tok2.nextToken(); | |
| 1159 String paramVal = null; | |
| 1160 if (tok2.hasMoreTokens()) paramVal = tok2.nextToken(); | |
| 1161 parameters.put(paramName, paramVal); | |
| 1162 } | |
| 1163 } | |
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1164 |
| 831 | 1165 return value.substring(0, i).trim(); |
| 1166 } | |
| 1167 | |
| 1168 /* ------------------------------------------------------------ */ | |
| 1169 private static final Float __zero = Float.valueOf("0.0"); | |
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1170 |
| 831 | 1171 /* ------------------------------------------------------------ */ |
| 1172 public static float getQuality(String value) | |
| 1173 { | |
| 1174 if (value == null) return 0f; | |
| 1175 | |
| 1176 if( value.indexOf(";") == -1 ) | |
| 1177 return 1f; | |
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1178 |
| 831 | 1179 Map params = new HashMap(); |
| 1180 valueParameters(value, params); | |
| 1181 String qs = (String) params.get("q"); | |
| 1182 try { | |
| 1183 return Float.parseFloat(qs); | |
| 1184 } catch (NumberFormatException e) { | |
| 1185 return 1f; | |
| 1186 } | |
| 1187 } | |
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1188 |
| 831 | 1189 /* ------------------------------------------------------------ */ |
| 1190 /** | |
| 1191 * List values in quality order. | |
| 1192 * | |
| 1193 * @param e Enumeration of values with quality parameters | |
| 1194 * @return values in quality order. | |
| 1195 */ | |
| 1196 public static List qualityList(Enumeration e) | |
| 1197 { | |
| 1198 if (e == null || !e.hasMoreElements()) return Collections.EMPTY_LIST; | |
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1199 |
| 831 | 1200 Object list = null; |
| 1201 Object qual = null; | |
| 1202 | |
| 1203 // Assume list will be well ordered and just add nonzero | |
| 1204 while (e.hasMoreElements()) | |
| 1205 { | |
| 1206 String v = e.nextElement().toString(); | |
| 1207 Float q = getQuality(v); | |
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1208 |
| 831 | 1209 if (q.floatValue() >= 0.001) |
| 1210 { | |
| 1211 list = LazyList.add(list, v); | |
| 1212 qual = LazyList.add(qual, q); | |
| 1213 } | |
| 1214 } | |
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1215 |
| 831 | 1216 List vl = LazyList.getList(list, false); |
| 1217 if (vl.size() < 2) return vl; | |
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1218 |
| 831 | 1219 List ql = LazyList.getList(qual, false); |
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1220 |
| 831 | 1221 // sort list with swaps |
| 1222 Float last = __zero; | |
| 1223 for (int i = vl.size(); i-- > 0;) | |
| 1224 { | |
| 1225 Float q = (Float) ql.get(i); | |
| 1226 if (last.compareTo(q) > 0) | |
| 1227 { | |
| 1228 Object tmp = vl.get(i); | |
| 1229 vl.set(i, vl.get(i + 1)); | |
| 1230 vl.set(i + 1, tmp); | |
| 1231 ql.set(i, ql.get(i + 1)); | |
| 1232 ql.set(i + 1, q); | |
| 1233 last = __zero; | |
| 1234 i = vl.size(); | |
| 1235 continue; | |
| 1236 } | |
| 1237 last = q; | |
| 1238 } | |
| 1239 ql.clear(); | |
| 1240 return vl; | |
| 1241 } | |
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1242 |
| 831 | 1243 /* ------------------------------------------------------------ */ |
| 1244 /* ------------------------------------------------------------ */ | |
| 1245 /* ------------------------------------------------------------ */ | |
| 1246 public static final class Field | |
| 1247 { | |
| 1248 private Buffer _name; | |
| 1249 private Buffer _value; | |
| 1250 private Field _next; | |
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1251 |
| 831 | 1252 /* ------------------------------------------------------------ */ |
| 1253 private Field(Buffer name, Buffer value) | |
| 1254 { | |
| 1255 _name = name; | |
| 1256 _value = value; | |
| 1257 _next = null; | |
| 1258 } | |
| 1259 | |
| 1260 /* ------------------------------------------------------------ */ | |
| 1261 public void putTo(Buffer buffer) throws IOException | |
| 1262 { | |
| 1263 int o=(_name instanceof CachedBuffer)?((CachedBuffer)_name).getOrdinal():-1; | |
| 1264 if (o>=0) | |
| 1265 buffer.put(_name); | |
| 1266 else | |
| 1267 { | |
| 1268 int s=_name.getIndex(); | |
| 1269 int e=_name.putIndex(); | |
| 1270 while (s<e) | |
| 1271 { | |
| 1272 byte b=_name.peek(s++); | |
| 1273 switch(b) | |
| 1274 { | |
| 1275 case '\r': | |
| 1276 case '\n': | |
| 1277 case ':' : | |
| 1278 continue; | |
| 1279 default: | |
| 1280 buffer.put(b); | |
| 1281 } | |
| 1282 } | |
| 1283 } | |
| 1284 | |
| 1285 buffer.put((byte) ':'); | |
| 1286 buffer.put((byte) ' '); | |
| 1287 | |
| 1288 o=(_value instanceof CachedBuffer)?((CachedBuffer)_value).getOrdinal():-1; | |
| 1289 if (o>=0) | |
| 1290 buffer.put(_value); | |
| 1291 else | |
| 1292 { | |
| 1293 int s=_value.getIndex(); | |
| 1294 int e=_value.putIndex(); | |
| 1295 while (s<e) | |
| 1296 { | |
| 1297 byte b=_value.peek(s++); | |
| 1298 switch(b) | |
| 1299 { | |
| 1300 case '\r': | |
| 1301 case '\n': | |
| 1302 continue; | |
| 1303 default: | |
| 1304 buffer.put(b); | |
| 1305 } | |
| 1306 } | |
| 1307 } | |
|
802
3428c60d7cfc
replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff
changeset
|
1308 |
| 831 | 1309 BufferUtil.putCRLF(buffer); |
| 1310 } | |
|
802
3428c60d7cfc
replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff
changeset
|
1311 |
| 831 | 1312 /* ------------------------------------------------------------ */ |
| 1313 public String getName() | |
| 1314 { | |
| 1315 return BufferUtil.to8859_1_String(_name); | |
| 1316 } | |
|
802
3428c60d7cfc
replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff
changeset
|
1317 |
| 831 | 1318 /* ------------------------------------------------------------ */ |
| 1319 Buffer getNameBuffer() | |
| 1320 { | |
| 1321 return _name; | |
| 1322 } | |
|
802
3428c60d7cfc
replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff
changeset
|
1323 |
| 831 | 1324 /* ------------------------------------------------------------ */ |
| 1325 public int getNameOrdinal() | |
| 1326 { | |
| 1327 return HttpHeaders.CACHE.getOrdinal(_name); | |
| 1328 } | |
|
802
3428c60d7cfc
replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff
changeset
|
1329 |
| 831 | 1330 /* ------------------------------------------------------------ */ |
| 1331 public String getValue() | |
| 1332 { | |
| 1333 return BufferUtil.to8859_1_String(_value); | |
| 1334 } | |
|
802
3428c60d7cfc
replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff
changeset
|
1335 |
| 831 | 1336 /* ------------------------------------------------------------ */ |
| 1337 public Buffer getValueBuffer() | |
| 1338 { | |
| 1339 return _value; | |
| 1340 } | |
|
802
3428c60d7cfc
replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff
changeset
|
1341 |
| 831 | 1342 /* ------------------------------------------------------------ */ |
| 1343 public int getValueOrdinal() | |
| 1344 { | |
| 1345 return HttpHeaderValues.CACHE.getOrdinal(_value); | |
| 1346 } | |
|
802
3428c60d7cfc
replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff
changeset
|
1347 |
| 831 | 1348 /* ------------------------------------------------------------ */ |
| 1349 public int getIntValue() | |
| 1350 { | |
| 1351 return (int) getLongValue(); | |
| 1352 } | |
|
802
3428c60d7cfc
replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff
changeset
|
1353 |
| 831 | 1354 /* ------------------------------------------------------------ */ |
| 1355 public long getLongValue() | |
| 1356 { | |
| 1357 return BufferUtil.toLong(_value); | |
| 1358 } | |
|
802
3428c60d7cfc
replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff
changeset
|
1359 |
| 831 | 1360 /* ------------------------------------------------------------ */ |
| 1361 public String toString() | |
| 1362 { | |
| 1363 return ("[" + getName() + "=" + _value + (_next == null ? "" : "->") + "]"); | |
| 1364 } | |
| 1365 } | |
|
802
3428c60d7cfc
replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff
changeset
|
1366 } |