Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2006 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Dianne Hackborn | 2269d157 | 2010-02-24 19:54:22 -0800 | [diff] [blame] | 17 | package com.android.internal.util; |
| 18 | |
Jeff Sharkey | 1cb2d0d | 2014-07-30 16:45:01 -0700 | [diff] [blame] | 19 | import android.graphics.Bitmap; |
| 20 | import android.graphics.BitmapFactory; |
| 21 | import android.graphics.Bitmap.CompressFormat; |
| 22 | import android.net.Uri; |
Svet Ganov | 7121e18 | 2015-07-13 22:38:12 -0700 | [diff] [blame] | 23 | import android.text.TextUtils; |
Dianne Hackborn | a83ce1d | 2015-03-11 15:16:13 -0700 | [diff] [blame] | 24 | import android.util.ArrayMap; |
Jeff Sharkey | 1cb2d0d | 2014-07-30 16:45:01 -0700 | [diff] [blame] | 25 | import android.util.Base64; |
Jeff Sharkey | ded7b75 | 2013-03-22 13:43:41 -0700 | [diff] [blame] | 26 | import android.util.Xml; |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 27 | |
| 28 | import org.xmlpull.v1.XmlPullParser; |
| 29 | import org.xmlpull.v1.XmlPullParserException; |
| 30 | import org.xmlpull.v1.XmlSerializer; |
| 31 | |
Jeff Sharkey | 1cb2d0d | 2014-07-30 16:45:01 -0700 | [diff] [blame] | 32 | import java.io.ByteArrayOutputStream; |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 33 | import java.io.IOException; |
| 34 | import java.io.InputStream; |
| 35 | import java.io.OutputStream; |
Jeff Sharkey | ded7b75 | 2013-03-22 13:43:41 -0700 | [diff] [blame] | 36 | import java.net.ProtocolException; |
Wojciech Staszkiewicz | 9e9e2e7 | 2015-05-08 14:58:46 +0100 | [diff] [blame] | 37 | import java.nio.charset.StandardCharsets; |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 38 | import java.util.ArrayList; |
| 39 | import java.util.HashMap; |
Adam Powell | 212db7d | 2010-04-08 16:24:46 -0700 | [diff] [blame] | 40 | import java.util.HashSet; |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 41 | import java.util.Iterator; |
| 42 | import java.util.List; |
| 43 | import java.util.Map; |
| 44 | import java.util.Set; |
| 45 | |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 46 | /** {@hide} */ |
Jeff Sharkey | ded7b75 | 2013-03-22 13:43:41 -0700 | [diff] [blame] | 47 | public class XmlUtils { |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 48 | |
Svet Ganov | 7121e18 | 2015-07-13 22:38:12 -0700 | [diff] [blame] | 49 | private static final String STRING_ARRAY_SEPARATOR = ":"; |
| 50 | |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 51 | public static void skipCurrentTag(XmlPullParser parser) |
| 52 | throws XmlPullParserException, IOException { |
| 53 | int outerDepth = parser.getDepth(); |
| 54 | int type; |
| 55 | while ((type=parser.next()) != XmlPullParser.END_DOCUMENT |
| 56 | && (type != XmlPullParser.END_TAG |
| 57 | || parser.getDepth() > outerDepth)) { |
| 58 | } |
| 59 | } |
| 60 | |
| 61 | public static final int |
| 62 | convertValueToList(CharSequence value, String[] options, int defaultValue) |
| 63 | { |
| 64 | if (null != value) { |
| 65 | for (int i = 0; i < options.length; i++) { |
| 66 | if (value.equals(options[i])) |
| 67 | return i; |
| 68 | } |
| 69 | } |
| 70 | |
| 71 | return defaultValue; |
| 72 | } |
| 73 | |
| 74 | public static final boolean |
| 75 | convertValueToBoolean(CharSequence value, boolean defaultValue) |
| 76 | { |
| 77 | boolean result = false; |
| 78 | |
| 79 | if (null == value) |
| 80 | return defaultValue; |
| 81 | |
| 82 | if (value.equals("1") |
| 83 | || value.equals("true") |
| 84 | || value.equals("TRUE")) |
| 85 | result = true; |
| 86 | |
| 87 | return result; |
| 88 | } |
| 89 | |
| 90 | public static final int |
| 91 | convertValueToInt(CharSequence charSeq, int defaultValue) |
| 92 | { |
| 93 | if (null == charSeq) |
| 94 | return defaultValue; |
| 95 | |
| 96 | String nm = charSeq.toString(); |
| 97 | |
| 98 | // XXX This code is copied from Integer.decode() so we don't |
| 99 | // have to instantiate an Integer! |
| 100 | |
| 101 | int value; |
| 102 | int sign = 1; |
| 103 | int index = 0; |
| 104 | int len = nm.length(); |
| 105 | int base = 10; |
| 106 | |
| 107 | if ('-' == nm.charAt(0)) { |
| 108 | sign = -1; |
| 109 | index++; |
| 110 | } |
| 111 | |
| 112 | if ('0' == nm.charAt(index)) { |
| 113 | // Quick check for a zero by itself |
| 114 | if (index == (len - 1)) |
| 115 | return 0; |
| 116 | |
| 117 | char c = nm.charAt(index + 1); |
| 118 | |
| 119 | if ('x' == c || 'X' == c) { |
| 120 | index += 2; |
| 121 | base = 16; |
| 122 | } else { |
| 123 | index++; |
| 124 | base = 8; |
| 125 | } |
| 126 | } |
| 127 | else if ('#' == nm.charAt(index)) |
| 128 | { |
| 129 | index++; |
| 130 | base = 16; |
| 131 | } |
| 132 | |
| 133 | return Integer.parseInt(nm.substring(index), base) * sign; |
| 134 | } |
| 135 | |
Romain Guy | a8f6d5f | 2012-11-27 11:12:26 -0800 | [diff] [blame] | 136 | public static int convertValueToUnsignedInt(String value, int defaultValue) { |
| 137 | if (null == value) { |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 138 | return defaultValue; |
Romain Guy | a8f6d5f | 2012-11-27 11:12:26 -0800 | [diff] [blame] | 139 | } |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 140 | |
| 141 | return parseUnsignedIntAttribute(value); |
| 142 | } |
| 143 | |
Romain Guy | a8f6d5f | 2012-11-27 11:12:26 -0800 | [diff] [blame] | 144 | public static int parseUnsignedIntAttribute(CharSequence charSeq) { |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 145 | String value = charSeq.toString(); |
| 146 | |
| 147 | long bits; |
| 148 | int index = 0; |
| 149 | int len = value.length(); |
| 150 | int base = 10; |
| 151 | |
| 152 | if ('0' == value.charAt(index)) { |
| 153 | // Quick check for zero by itself |
| 154 | if (index == (len - 1)) |
| 155 | return 0; |
| 156 | |
| 157 | char c = value.charAt(index + 1); |
| 158 | |
| 159 | if ('x' == c || 'X' == c) { // check for hex |
| 160 | index += 2; |
| 161 | base = 16; |
| 162 | } else { // check for octal |
| 163 | index++; |
| 164 | base = 8; |
| 165 | } |
| 166 | } else if ('#' == value.charAt(index)) { |
| 167 | index++; |
| 168 | base = 16; |
| 169 | } |
| 170 | |
| 171 | return (int) Long.parseLong(value.substring(index), base); |
| 172 | } |
| 173 | |
| 174 | /** |
| 175 | * Flatten a Map into an output stream as XML. The map can later be |
| 176 | * read back with readMapXml(). |
| 177 | * |
| 178 | * @param val The map to be flattened. |
| 179 | * @param out Where to write the XML data. |
| 180 | * |
| 181 | * @see #writeMapXml(Map, String, XmlSerializer) |
| 182 | * @see #writeListXml |
| 183 | * @see #writeValueXml |
| 184 | * @see #readMapXml |
| 185 | */ |
| 186 | public static final void writeMapXml(Map val, OutputStream out) |
| 187 | throws XmlPullParserException, java.io.IOException { |
| 188 | XmlSerializer serializer = new FastXmlSerializer(); |
Wojciech Staszkiewicz | 9e9e2e7 | 2015-05-08 14:58:46 +0100 | [diff] [blame] | 189 | serializer.setOutput(out, StandardCharsets.UTF_8.name()); |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 190 | serializer.startDocument(null, true); |
| 191 | serializer.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true); |
| 192 | writeMapXml(val, null, serializer); |
| 193 | serializer.endDocument(); |
| 194 | } |
| 195 | |
| 196 | /** |
| 197 | * Flatten a List into an output stream as XML. The list can later be |
| 198 | * read back with readListXml(). |
| 199 | * |
| 200 | * @param val The list to be flattened. |
| 201 | * @param out Where to write the XML data. |
| 202 | * |
| 203 | * @see #writeListXml(List, String, XmlSerializer) |
| 204 | * @see #writeMapXml |
| 205 | * @see #writeValueXml |
| 206 | * @see #readListXml |
| 207 | */ |
| 208 | public static final void writeListXml(List val, OutputStream out) |
| 209 | throws XmlPullParserException, java.io.IOException |
| 210 | { |
| 211 | XmlSerializer serializer = Xml.newSerializer(); |
Wojciech Staszkiewicz | 9e9e2e7 | 2015-05-08 14:58:46 +0100 | [diff] [blame] | 212 | serializer.setOutput(out, StandardCharsets.UTF_8.name()); |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 213 | serializer.startDocument(null, true); |
| 214 | serializer.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true); |
| 215 | writeListXml(val, null, serializer); |
| 216 | serializer.endDocument(); |
| 217 | } |
| 218 | |
| 219 | /** |
| 220 | * Flatten a Map into an XmlSerializer. The map can later be read back |
| 221 | * with readThisMapXml(). |
| 222 | * |
| 223 | * @param val The map to be flattened. |
| 224 | * @param name Name attribute to include with this list's tag, or null for |
| 225 | * none. |
| 226 | * @param out XmlSerializer to write the map into. |
| 227 | * |
| 228 | * @see #writeMapXml(Map, OutputStream) |
| 229 | * @see #writeListXml |
| 230 | * @see #writeValueXml |
| 231 | * @see #readMapXml |
| 232 | */ |
| 233 | public static final void writeMapXml(Map val, String name, XmlSerializer out) |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 234 | throws XmlPullParserException, java.io.IOException { |
| 235 | writeMapXml(val, name, out, null); |
| 236 | } |
| 237 | |
| 238 | /** |
| 239 | * Flatten a Map into an XmlSerializer. The map can later be read back |
| 240 | * with readThisMapXml(). |
| 241 | * |
| 242 | * @param val The map to be flattened. |
| 243 | * @param name Name attribute to include with this list's tag, or null for |
| 244 | * none. |
| 245 | * @param out XmlSerializer to write the map into. |
| 246 | * @param callback Method to call when an Object type is not recognized. |
| 247 | * |
| 248 | * @see #writeMapXml(Map, OutputStream) |
| 249 | * @see #writeListXml |
| 250 | * @see #writeValueXml |
| 251 | * @see #readMapXml |
| 252 | * |
| 253 | * @hide |
| 254 | */ |
| 255 | public static final void writeMapXml(Map val, String name, XmlSerializer out, |
| 256 | WriteMapCallback callback) throws XmlPullParserException, java.io.IOException { |
| 257 | |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 258 | if (val == null) { |
| 259 | out.startTag(null, "null"); |
| 260 | out.endTag(null, "null"); |
| 261 | return; |
| 262 | } |
| 263 | |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 264 | out.startTag(null, "map"); |
| 265 | if (name != null) { |
| 266 | out.attribute(null, "name", name); |
| 267 | } |
| 268 | |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 269 | writeMapXml(val, out, callback); |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 270 | |
| 271 | out.endTag(null, "map"); |
| 272 | } |
| 273 | |
| 274 | /** |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 275 | * Flatten a Map into an XmlSerializer. The map can later be read back |
| 276 | * with readThisMapXml(). This method presumes that the start tag and |
| 277 | * name attribute have already been written and does not write an end tag. |
| 278 | * |
| 279 | * @param val The map to be flattened. |
| 280 | * @param out XmlSerializer to write the map into. |
| 281 | * |
| 282 | * @see #writeMapXml(Map, OutputStream) |
| 283 | * @see #writeListXml |
| 284 | * @see #writeValueXml |
| 285 | * @see #readMapXml |
| 286 | * |
| 287 | * @hide |
| 288 | */ |
| 289 | public static final void writeMapXml(Map val, XmlSerializer out, |
| 290 | WriteMapCallback callback) throws XmlPullParserException, java.io.IOException { |
| 291 | if (val == null) { |
| 292 | return; |
| 293 | } |
| 294 | |
| 295 | Set s = val.entrySet(); |
| 296 | Iterator i = s.iterator(); |
| 297 | |
| 298 | while (i.hasNext()) { |
| 299 | Map.Entry e = (Map.Entry)i.next(); |
| 300 | writeValueXml(e.getValue(), (String)e.getKey(), out, callback); |
| 301 | } |
| 302 | } |
| 303 | |
| 304 | /** |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 305 | * Flatten a List into an XmlSerializer. The list can later be read back |
| 306 | * with readThisListXml(). |
| 307 | * |
| 308 | * @param val The list to be flattened. |
| 309 | * @param name Name attribute to include with this list's tag, or null for |
| 310 | * none. |
| 311 | * @param out XmlSerializer to write the list into. |
| 312 | * |
| 313 | * @see #writeListXml(List, OutputStream) |
| 314 | * @see #writeMapXml |
| 315 | * @see #writeValueXml |
| 316 | * @see #readListXml |
| 317 | */ |
| 318 | public static final void writeListXml(List val, String name, XmlSerializer out) |
| 319 | throws XmlPullParserException, java.io.IOException |
| 320 | { |
| 321 | if (val == null) { |
| 322 | out.startTag(null, "null"); |
| 323 | out.endTag(null, "null"); |
| 324 | return; |
| 325 | } |
| 326 | |
| 327 | out.startTag(null, "list"); |
| 328 | if (name != null) { |
| 329 | out.attribute(null, "name", name); |
| 330 | } |
| 331 | |
| 332 | int N = val.size(); |
| 333 | int i=0; |
| 334 | while (i < N) { |
| 335 | writeValueXml(val.get(i), null, out); |
| 336 | i++; |
| 337 | } |
| 338 | |
| 339 | out.endTag(null, "list"); |
| 340 | } |
Adam Powell | 212db7d | 2010-04-08 16:24:46 -0700 | [diff] [blame] | 341 | |
| 342 | public static final void writeSetXml(Set val, String name, XmlSerializer out) |
| 343 | throws XmlPullParserException, java.io.IOException { |
| 344 | if (val == null) { |
| 345 | out.startTag(null, "null"); |
| 346 | out.endTag(null, "null"); |
| 347 | return; |
| 348 | } |
| 349 | |
| 350 | out.startTag(null, "set"); |
| 351 | if (name != null) { |
| 352 | out.attribute(null, "name", name); |
| 353 | } |
| 354 | |
| 355 | for (Object v : val) { |
| 356 | writeValueXml(v, null, out); |
| 357 | } |
| 358 | |
| 359 | out.endTag(null, "set"); |
| 360 | } |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 361 | |
| 362 | /** |
| 363 | * Flatten a byte[] into an XmlSerializer. The list can later be read back |
| 364 | * with readThisByteArrayXml(). |
| 365 | * |
| 366 | * @param val The byte array to be flattened. |
| 367 | * @param name Name attribute to include with this array's tag, or null for |
| 368 | * none. |
| 369 | * @param out XmlSerializer to write the array into. |
| 370 | * |
| 371 | * @see #writeMapXml |
| 372 | * @see #writeValueXml |
| 373 | */ |
| 374 | public static final void writeByteArrayXml(byte[] val, String name, |
| 375 | XmlSerializer out) |
| 376 | throws XmlPullParserException, java.io.IOException { |
| 377 | |
| 378 | if (val == null) { |
| 379 | out.startTag(null, "null"); |
| 380 | out.endTag(null, "null"); |
| 381 | return; |
| 382 | } |
| 383 | |
| 384 | out.startTag(null, "byte-array"); |
| 385 | if (name != null) { |
| 386 | out.attribute(null, "name", name); |
| 387 | } |
| 388 | |
| 389 | final int N = val.length; |
| 390 | out.attribute(null, "num", Integer.toString(N)); |
| 391 | |
| 392 | StringBuilder sb = new StringBuilder(val.length*2); |
| 393 | for (int i=0; i<N; i++) { |
| 394 | int b = val[i]; |
| 395 | int h = b>>4; |
| 396 | sb.append(h >= 10 ? ('a'+h-10) : ('0'+h)); |
| 397 | h = b&0xff; |
| 398 | sb.append(h >= 10 ? ('a'+h-10) : ('0'+h)); |
| 399 | } |
| 400 | |
| 401 | out.text(sb.toString()); |
| 402 | |
| 403 | out.endTag(null, "byte-array"); |
| 404 | } |
| 405 | |
| 406 | /** |
| 407 | * Flatten an int[] into an XmlSerializer. The list can later be read back |
| 408 | * with readThisIntArrayXml(). |
| 409 | * |
| 410 | * @param val The int array to be flattened. |
| 411 | * @param name Name attribute to include with this array's tag, or null for |
| 412 | * none. |
| 413 | * @param out XmlSerializer to write the array into. |
| 414 | * |
| 415 | * @see #writeMapXml |
| 416 | * @see #writeValueXml |
| 417 | * @see #readThisIntArrayXml |
| 418 | */ |
| 419 | public static final void writeIntArrayXml(int[] val, String name, |
| 420 | XmlSerializer out) |
| 421 | throws XmlPullParserException, java.io.IOException { |
| 422 | |
| 423 | if (val == null) { |
| 424 | out.startTag(null, "null"); |
| 425 | out.endTag(null, "null"); |
| 426 | return; |
| 427 | } |
| 428 | |
| 429 | out.startTag(null, "int-array"); |
| 430 | if (name != null) { |
| 431 | out.attribute(null, "name", name); |
| 432 | } |
| 433 | |
| 434 | final int N = val.length; |
| 435 | out.attribute(null, "num", Integer.toString(N)); |
| 436 | |
| 437 | for (int i=0; i<N; i++) { |
| 438 | out.startTag(null, "item"); |
| 439 | out.attribute(null, "value", Integer.toString(val[i])); |
| 440 | out.endTag(null, "item"); |
| 441 | } |
| 442 | |
| 443 | out.endTag(null, "int-array"); |
| 444 | } |
| 445 | |
| 446 | /** |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 447 | * Flatten a long[] into an XmlSerializer. The list can later be read back |
| 448 | * with readThisLongArrayXml(). |
| 449 | * |
| 450 | * @param val The long array to be flattened. |
| 451 | * @param name Name attribute to include with this array's tag, or null for |
| 452 | * none. |
| 453 | * @param out XmlSerializer to write the array into. |
| 454 | * |
| 455 | * @see #writeMapXml |
| 456 | * @see #writeValueXml |
| 457 | * @see #readThisIntArrayXml |
| 458 | */ |
| 459 | public static final void writeLongArrayXml(long[] val, String name, XmlSerializer out) |
| 460 | throws XmlPullParserException, java.io.IOException { |
| 461 | |
| 462 | if (val == null) { |
| 463 | out.startTag(null, "null"); |
| 464 | out.endTag(null, "null"); |
| 465 | return; |
| 466 | } |
| 467 | |
| 468 | out.startTag(null, "long-array"); |
| 469 | if (name != null) { |
| 470 | out.attribute(null, "name", name); |
| 471 | } |
| 472 | |
| 473 | final int N = val.length; |
| 474 | out.attribute(null, "num", Integer.toString(N)); |
| 475 | |
| 476 | for (int i=0; i<N; i++) { |
| 477 | out.startTag(null, "item"); |
| 478 | out.attribute(null, "value", Long.toString(val[i])); |
| 479 | out.endTag(null, "item"); |
| 480 | } |
| 481 | |
| 482 | out.endTag(null, "long-array"); |
| 483 | } |
| 484 | |
| 485 | /** |
| 486 | * Flatten a double[] into an XmlSerializer. The list can later be read back |
| 487 | * with readThisDoubleArrayXml(). |
| 488 | * |
| 489 | * @param val The double array to be flattened. |
| 490 | * @param name Name attribute to include with this array's tag, or null for |
| 491 | * none. |
| 492 | * @param out XmlSerializer to write the array into. |
| 493 | * |
| 494 | * @see #writeMapXml |
| 495 | * @see #writeValueXml |
| 496 | * @see #readThisIntArrayXml |
| 497 | */ |
| 498 | public static final void writeDoubleArrayXml(double[] val, String name, XmlSerializer out) |
| 499 | throws XmlPullParserException, java.io.IOException { |
| 500 | |
| 501 | if (val == null) { |
| 502 | out.startTag(null, "null"); |
| 503 | out.endTag(null, "null"); |
| 504 | return; |
| 505 | } |
| 506 | |
| 507 | out.startTag(null, "double-array"); |
| 508 | if (name != null) { |
| 509 | out.attribute(null, "name", name); |
| 510 | } |
| 511 | |
| 512 | final int N = val.length; |
| 513 | out.attribute(null, "num", Integer.toString(N)); |
| 514 | |
| 515 | for (int i=0; i<N; i++) { |
| 516 | out.startTag(null, "item"); |
| 517 | out.attribute(null, "value", Double.toString(val[i])); |
| 518 | out.endTag(null, "item"); |
| 519 | } |
| 520 | |
| 521 | out.endTag(null, "double-array"); |
| 522 | } |
| 523 | |
| 524 | /** |
| 525 | * Flatten a String[] into an XmlSerializer. The list can later be read back |
| 526 | * with readThisStringArrayXml(). |
| 527 | * |
Craig Mautner | 73bdf97 | 2014-12-09 18:10:20 -0800 | [diff] [blame] | 528 | * @param val The String array to be flattened. |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 529 | * @param name Name attribute to include with this array's tag, or null for |
| 530 | * none. |
| 531 | * @param out XmlSerializer to write the array into. |
| 532 | * |
| 533 | * @see #writeMapXml |
| 534 | * @see #writeValueXml |
| 535 | * @see #readThisIntArrayXml |
| 536 | */ |
| 537 | public static final void writeStringArrayXml(String[] val, String name, XmlSerializer out) |
| 538 | throws XmlPullParserException, java.io.IOException { |
| 539 | |
| 540 | if (val == null) { |
| 541 | out.startTag(null, "null"); |
| 542 | out.endTag(null, "null"); |
| 543 | return; |
| 544 | } |
| 545 | |
| 546 | out.startTag(null, "string-array"); |
| 547 | if (name != null) { |
| 548 | out.attribute(null, "name", name); |
| 549 | } |
| 550 | |
| 551 | final int N = val.length; |
| 552 | out.attribute(null, "num", Integer.toString(N)); |
| 553 | |
| 554 | for (int i=0; i<N; i++) { |
| 555 | out.startTag(null, "item"); |
| 556 | out.attribute(null, "value", val[i]); |
| 557 | out.endTag(null, "item"); |
| 558 | } |
| 559 | |
| 560 | out.endTag(null, "string-array"); |
| 561 | } |
| 562 | |
| 563 | /** |
Craig Mautner | 73bdf97 | 2014-12-09 18:10:20 -0800 | [diff] [blame] | 564 | * Flatten a boolean[] into an XmlSerializer. The list can later be read back |
| 565 | * with readThisBooleanArrayXml(). |
| 566 | * |
| 567 | * @param val The boolean array to be flattened. |
| 568 | * @param name Name attribute to include with this array's tag, or null for |
| 569 | * none. |
| 570 | * @param out XmlSerializer to write the array into. |
| 571 | * |
| 572 | * @see #writeMapXml |
| 573 | * @see #writeValueXml |
| 574 | * @see #readThisIntArrayXml |
| 575 | */ |
| 576 | public static final void writeBooleanArrayXml(boolean[] val, String name, XmlSerializer out) |
| 577 | throws XmlPullParserException, java.io.IOException { |
| 578 | |
| 579 | if (val == null) { |
| 580 | out.startTag(null, "null"); |
| 581 | out.endTag(null, "null"); |
| 582 | return; |
| 583 | } |
| 584 | |
| 585 | out.startTag(null, "boolean-array"); |
| 586 | if (name != null) { |
| 587 | out.attribute(null, "name", name); |
| 588 | } |
| 589 | |
| 590 | final int N = val.length; |
| 591 | out.attribute(null, "num", Integer.toString(N)); |
| 592 | |
| 593 | for (int i=0; i<N; i++) { |
| 594 | out.startTag(null, "item"); |
| 595 | out.attribute(null, "value", Boolean.toString(val[i])); |
| 596 | out.endTag(null, "item"); |
| 597 | } |
| 598 | |
| 599 | out.endTag(null, "boolean-array"); |
| 600 | } |
| 601 | |
| 602 | /** |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 603 | * Flatten an object's value into an XmlSerializer. The value can later |
| 604 | * be read back with readThisValueXml(). |
| 605 | * |
| 606 | * Currently supported value types are: null, String, Integer, Long, |
| 607 | * Float, Double Boolean, Map, List. |
| 608 | * |
| 609 | * @param v The object to be flattened. |
| 610 | * @param name Name attribute to include with this value's tag, or null |
| 611 | * for none. |
| 612 | * @param out XmlSerializer to write the object into. |
| 613 | * |
| 614 | * @see #writeMapXml |
| 615 | * @see #writeListXml |
| 616 | * @see #readValueXml |
| 617 | */ |
| 618 | public static final void writeValueXml(Object v, String name, XmlSerializer out) |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 619 | throws XmlPullParserException, java.io.IOException { |
| 620 | writeValueXml(v, name, out, null); |
| 621 | } |
| 622 | |
| 623 | /** |
| 624 | * Flatten an object's value into an XmlSerializer. The value can later |
| 625 | * be read back with readThisValueXml(). |
| 626 | * |
| 627 | * Currently supported value types are: null, String, Integer, Long, |
| 628 | * Float, Double Boolean, Map, List. |
| 629 | * |
| 630 | * @param v The object to be flattened. |
| 631 | * @param name Name attribute to include with this value's tag, or null |
| 632 | * for none. |
| 633 | * @param out XmlSerializer to write the object into. |
| 634 | * @param callback Handler for Object types not recognized. |
| 635 | * |
| 636 | * @see #writeMapXml |
| 637 | * @see #writeListXml |
| 638 | * @see #readValueXml |
| 639 | */ |
| 640 | private static final void writeValueXml(Object v, String name, XmlSerializer out, |
| 641 | WriteMapCallback callback) throws XmlPullParserException, java.io.IOException { |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 642 | String typeStr; |
| 643 | if (v == null) { |
| 644 | out.startTag(null, "null"); |
| 645 | if (name != null) { |
| 646 | out.attribute(null, "name", name); |
| 647 | } |
| 648 | out.endTag(null, "null"); |
| 649 | return; |
| 650 | } else if (v instanceof String) { |
| 651 | out.startTag(null, "string"); |
| 652 | if (name != null) { |
| 653 | out.attribute(null, "name", name); |
| 654 | } |
| 655 | out.text(v.toString()); |
| 656 | out.endTag(null, "string"); |
| 657 | return; |
| 658 | } else if (v instanceof Integer) { |
| 659 | typeStr = "int"; |
| 660 | } else if (v instanceof Long) { |
| 661 | typeStr = "long"; |
| 662 | } else if (v instanceof Float) { |
| 663 | typeStr = "float"; |
| 664 | } else if (v instanceof Double) { |
| 665 | typeStr = "double"; |
| 666 | } else if (v instanceof Boolean) { |
| 667 | typeStr = "boolean"; |
| 668 | } else if (v instanceof byte[]) { |
| 669 | writeByteArrayXml((byte[])v, name, out); |
| 670 | return; |
| 671 | } else if (v instanceof int[]) { |
| 672 | writeIntArrayXml((int[])v, name, out); |
| 673 | return; |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 674 | } else if (v instanceof long[]) { |
| 675 | writeLongArrayXml((long[])v, name, out); |
| 676 | return; |
| 677 | } else if (v instanceof double[]) { |
| 678 | writeDoubleArrayXml((double[])v, name, out); |
| 679 | return; |
| 680 | } else if (v instanceof String[]) { |
| 681 | writeStringArrayXml((String[])v, name, out); |
| 682 | return; |
Craig Mautner | 73bdf97 | 2014-12-09 18:10:20 -0800 | [diff] [blame] | 683 | } else if (v instanceof boolean[]) { |
| 684 | writeBooleanArrayXml((boolean[])v, name, out); |
| 685 | return; |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 686 | } else if (v instanceof Map) { |
| 687 | writeMapXml((Map)v, name, out); |
| 688 | return; |
| 689 | } else if (v instanceof List) { |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 690 | writeListXml((List) v, name, out); |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 691 | return; |
Adam Powell | 212db7d | 2010-04-08 16:24:46 -0700 | [diff] [blame] | 692 | } else if (v instanceof Set) { |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 693 | writeSetXml((Set) v, name, out); |
Adam Powell | 212db7d | 2010-04-08 16:24:46 -0700 | [diff] [blame] | 694 | return; |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 695 | } else if (v instanceof CharSequence) { |
| 696 | // XXX This is to allow us to at least write something if |
| 697 | // we encounter styled text... but it means we will drop all |
| 698 | // of the styling information. :( |
| 699 | out.startTag(null, "string"); |
| 700 | if (name != null) { |
| 701 | out.attribute(null, "name", name); |
| 702 | } |
| 703 | out.text(v.toString()); |
| 704 | out.endTag(null, "string"); |
| 705 | return; |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 706 | } else if (callback != null) { |
| 707 | callback.writeUnknownObject(v, name, out); |
| 708 | return; |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 709 | } else { |
| 710 | throw new RuntimeException("writeValueXml: unable to write value " + v); |
| 711 | } |
| 712 | |
| 713 | out.startTag(null, typeStr); |
| 714 | if (name != null) { |
| 715 | out.attribute(null, "name", name); |
| 716 | } |
| 717 | out.attribute(null, "value", v.toString()); |
| 718 | out.endTag(null, typeStr); |
| 719 | } |
| 720 | |
| 721 | /** |
| 722 | * Read a HashMap from an InputStream containing XML. The stream can |
| 723 | * previously have been written by writeMapXml(). |
| 724 | * |
| 725 | * @param in The InputStream from which to read. |
| 726 | * |
| 727 | * @return HashMap The resulting map. |
| 728 | * |
| 729 | * @see #readListXml |
| 730 | * @see #readValueXml |
| 731 | * @see #readThisMapXml |
| 732 | * #see #writeMapXml |
| 733 | */ |
Narayan Kamath | f748257 | 2013-12-18 15:19:17 +0000 | [diff] [blame] | 734 | @SuppressWarnings("unchecked") |
| 735 | public static final HashMap<String, ?> readMapXml(InputStream in) |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 736 | throws XmlPullParserException, java.io.IOException |
| 737 | { |
| 738 | XmlPullParser parser = Xml.newPullParser(); |
Wojciech Staszkiewicz | 9e9e2e7 | 2015-05-08 14:58:46 +0100 | [diff] [blame] | 739 | parser.setInput(in, StandardCharsets.UTF_8.name()); |
Narayan Kamath | f748257 | 2013-12-18 15:19:17 +0000 | [diff] [blame] | 740 | return (HashMap<String, ?>) readValueXml(parser, new String[1]); |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 741 | } |
| 742 | |
| 743 | /** |
| 744 | * Read an ArrayList from an InputStream containing XML. The stream can |
| 745 | * previously have been written by writeListXml(). |
| 746 | * |
| 747 | * @param in The InputStream from which to read. |
| 748 | * |
Adam Powell | 212db7d | 2010-04-08 16:24:46 -0700 | [diff] [blame] | 749 | * @return ArrayList The resulting list. |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 750 | * |
| 751 | * @see #readMapXml |
| 752 | * @see #readValueXml |
| 753 | * @see #readThisListXml |
| 754 | * @see #writeListXml |
| 755 | */ |
| 756 | public static final ArrayList readListXml(InputStream in) |
| 757 | throws XmlPullParserException, java.io.IOException |
| 758 | { |
| 759 | XmlPullParser parser = Xml.newPullParser(); |
Wojciech Staszkiewicz | 9e9e2e7 | 2015-05-08 14:58:46 +0100 | [diff] [blame] | 760 | parser.setInput(in, StandardCharsets.UTF_8.name()); |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 761 | return (ArrayList)readValueXml(parser, new String[1]); |
| 762 | } |
Adam Powell | 212db7d | 2010-04-08 16:24:46 -0700 | [diff] [blame] | 763 | |
| 764 | |
| 765 | /** |
| 766 | * Read a HashSet from an InputStream containing XML. The stream can |
| 767 | * previously have been written by writeSetXml(). |
| 768 | * |
| 769 | * @param in The InputStream from which to read. |
| 770 | * |
| 771 | * @return HashSet The resulting set. |
| 772 | * |
| 773 | * @throws XmlPullParserException |
| 774 | * @throws java.io.IOException |
| 775 | * |
| 776 | * @see #readValueXml |
| 777 | * @see #readThisSetXml |
| 778 | * @see #writeSetXml |
| 779 | */ |
| 780 | public static final HashSet readSetXml(InputStream in) |
| 781 | throws XmlPullParserException, java.io.IOException { |
| 782 | XmlPullParser parser = Xml.newPullParser(); |
| 783 | parser.setInput(in, null); |
| 784 | return (HashSet) readValueXml(parser, new String[1]); |
| 785 | } |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 786 | |
| 787 | /** |
| 788 | * Read a HashMap object from an XmlPullParser. The XML data could |
| 789 | * previously have been generated by writeMapXml(). The XmlPullParser |
| 790 | * must be positioned <em>after</em> the tag that begins the map. |
| 791 | * |
| 792 | * @param parser The XmlPullParser from which to read the map data. |
| 793 | * @param endTag Name of the tag that will end the map, usually "map". |
| 794 | * @param name An array of one string, used to return the name attribute |
| 795 | * of the map's tag. |
| 796 | * |
| 797 | * @return HashMap The newly generated map. |
| 798 | * |
| 799 | * @see #readMapXml |
| 800 | */ |
Narayan Kamath | f748257 | 2013-12-18 15:19:17 +0000 | [diff] [blame] | 801 | public static final HashMap<String, ?> readThisMapXml(XmlPullParser parser, String endTag, |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 802 | String[] name) throws XmlPullParserException, java.io.IOException { |
| 803 | return readThisMapXml(parser, endTag, name, null); |
| 804 | } |
| 805 | |
| 806 | /** |
| 807 | * Read a HashMap object from an XmlPullParser. The XML data could |
| 808 | * previously have been generated by writeMapXml(). The XmlPullParser |
| 809 | * must be positioned <em>after</em> the tag that begins the map. |
| 810 | * |
| 811 | * @param parser The XmlPullParser from which to read the map data. |
| 812 | * @param endTag Name of the tag that will end the map, usually "map". |
| 813 | * @param name An array of one string, used to return the name attribute |
| 814 | * of the map's tag. |
| 815 | * |
| 816 | * @return HashMap The newly generated map. |
| 817 | * |
| 818 | * @see #readMapXml |
| 819 | * @hide |
| 820 | */ |
| 821 | public static final HashMap<String, ?> readThisMapXml(XmlPullParser parser, String endTag, |
| 822 | String[] name, ReadMapCallback callback) |
| 823 | throws XmlPullParserException, java.io.IOException |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 824 | { |
Narayan Kamath | f748257 | 2013-12-18 15:19:17 +0000 | [diff] [blame] | 825 | HashMap<String, Object> map = new HashMap<String, Object>(); |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 826 | |
| 827 | int eventType = parser.getEventType(); |
| 828 | do { |
| 829 | if (eventType == parser.START_TAG) { |
Dianne Hackborn | a83ce1d | 2015-03-11 15:16:13 -0700 | [diff] [blame] | 830 | Object val = readThisValueXml(parser, name, callback, false); |
| 831 | map.put(name[0], val); |
| 832 | } else if (eventType == parser.END_TAG) { |
| 833 | if (parser.getName().equals(endTag)) { |
| 834 | return map; |
| 835 | } |
| 836 | throw new XmlPullParserException( |
| 837 | "Expected " + endTag + " end tag at: " + parser.getName()); |
| 838 | } |
| 839 | eventType = parser.next(); |
| 840 | } while (eventType != parser.END_DOCUMENT); |
| 841 | |
| 842 | throw new XmlPullParserException( |
| 843 | "Document ended before " + endTag + " end tag"); |
| 844 | } |
| 845 | |
| 846 | /** |
| 847 | * Like {@link #readThisMapXml}, but returns an ArrayMap instead of HashMap. |
| 848 | * @hide |
| 849 | */ |
| 850 | public static final ArrayMap<String, ?> readThisArrayMapXml(XmlPullParser parser, String endTag, |
| 851 | String[] name, ReadMapCallback callback) |
| 852 | throws XmlPullParserException, java.io.IOException |
| 853 | { |
| 854 | ArrayMap<String, Object> map = new ArrayMap<>(); |
| 855 | |
| 856 | int eventType = parser.getEventType(); |
| 857 | do { |
| 858 | if (eventType == parser.START_TAG) { |
| 859 | Object val = readThisValueXml(parser, name, callback, true); |
Narayan Kamath | f748257 | 2013-12-18 15:19:17 +0000 | [diff] [blame] | 860 | map.put(name[0], val); |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 861 | } else if (eventType == parser.END_TAG) { |
| 862 | if (parser.getName().equals(endTag)) { |
| 863 | return map; |
| 864 | } |
| 865 | throw new XmlPullParserException( |
| 866 | "Expected " + endTag + " end tag at: " + parser.getName()); |
| 867 | } |
| 868 | eventType = parser.next(); |
| 869 | } while (eventType != parser.END_DOCUMENT); |
| 870 | |
| 871 | throw new XmlPullParserException( |
| 872 | "Document ended before " + endTag + " end tag"); |
| 873 | } |
| 874 | |
| 875 | /** |
| 876 | * Read an ArrayList object from an XmlPullParser. The XML data could |
| 877 | * previously have been generated by writeListXml(). The XmlPullParser |
| 878 | * must be positioned <em>after</em> the tag that begins the list. |
| 879 | * |
| 880 | * @param parser The XmlPullParser from which to read the list data. |
| 881 | * @param endTag Name of the tag that will end the list, usually "list". |
| 882 | * @param name An array of one string, used to return the name attribute |
| 883 | * of the list's tag. |
| 884 | * |
| 885 | * @return HashMap The newly generated list. |
| 886 | * |
| 887 | * @see #readListXml |
| 888 | */ |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 889 | public static final ArrayList readThisListXml(XmlPullParser parser, String endTag, |
| 890 | String[] name) throws XmlPullParserException, java.io.IOException { |
Dianne Hackborn | a83ce1d | 2015-03-11 15:16:13 -0700 | [diff] [blame] | 891 | return readThisListXml(parser, endTag, name, null, false); |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 892 | } |
| 893 | |
| 894 | /** |
| 895 | * Read an ArrayList object from an XmlPullParser. The XML data could |
| 896 | * previously have been generated by writeListXml(). The XmlPullParser |
| 897 | * must be positioned <em>after</em> the tag that begins the list. |
| 898 | * |
| 899 | * @param parser The XmlPullParser from which to read the list data. |
| 900 | * @param endTag Name of the tag that will end the list, usually "list". |
| 901 | * @param name An array of one string, used to return the name attribute |
| 902 | * of the list's tag. |
| 903 | * |
| 904 | * @return HashMap The newly generated list. |
| 905 | * |
| 906 | * @see #readListXml |
| 907 | */ |
| 908 | private static final ArrayList readThisListXml(XmlPullParser parser, String endTag, |
Dianne Hackborn | a83ce1d | 2015-03-11 15:16:13 -0700 | [diff] [blame] | 909 | String[] name, ReadMapCallback callback, boolean arrayMap) |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 910 | throws XmlPullParserException, java.io.IOException { |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 911 | ArrayList list = new ArrayList(); |
| 912 | |
| 913 | int eventType = parser.getEventType(); |
| 914 | do { |
| 915 | if (eventType == parser.START_TAG) { |
Dianne Hackborn | a83ce1d | 2015-03-11 15:16:13 -0700 | [diff] [blame] | 916 | Object val = readThisValueXml(parser, name, callback, arrayMap); |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 917 | list.add(val); |
| 918 | //System.out.println("Adding to list: " + val); |
| 919 | } else if (eventType == parser.END_TAG) { |
| 920 | if (parser.getName().equals(endTag)) { |
| 921 | return list; |
| 922 | } |
| 923 | throw new XmlPullParserException( |
| 924 | "Expected " + endTag + " end tag at: " + parser.getName()); |
| 925 | } |
| 926 | eventType = parser.next(); |
| 927 | } while (eventType != parser.END_DOCUMENT); |
| 928 | |
| 929 | throw new XmlPullParserException( |
| 930 | "Document ended before " + endTag + " end tag"); |
| 931 | } |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 932 | |
| 933 | /** |
| 934 | * Read a HashSet object from an XmlPullParser. The XML data could previously |
| 935 | * have been generated by writeSetXml(). The XmlPullParser must be positioned |
| 936 | * <em>after</em> the tag that begins the set. |
| 937 | * |
| 938 | * @param parser The XmlPullParser from which to read the set data. |
| 939 | * @param endTag Name of the tag that will end the set, usually "set". |
| 940 | * @param name An array of one string, used to return the name attribute |
| 941 | * of the set's tag. |
| 942 | * |
| 943 | * @return HashSet The newly generated set. |
| 944 | * |
| 945 | * @throws XmlPullParserException |
| 946 | * @throws java.io.IOException |
| 947 | * |
| 948 | * @see #readSetXml |
| 949 | */ |
| 950 | public static final HashSet readThisSetXml(XmlPullParser parser, String endTag, String[] name) |
| 951 | throws XmlPullParserException, java.io.IOException { |
Dianne Hackborn | a83ce1d | 2015-03-11 15:16:13 -0700 | [diff] [blame] | 952 | return readThisSetXml(parser, endTag, name, null, false); |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 953 | } |
| 954 | |
Adam Powell | 212db7d | 2010-04-08 16:24:46 -0700 | [diff] [blame] | 955 | /** |
| 956 | * Read a HashSet object from an XmlPullParser. The XML data could previously |
| 957 | * have been generated by writeSetXml(). The XmlPullParser must be positioned |
| 958 | * <em>after</em> the tag that begins the set. |
| 959 | * |
| 960 | * @param parser The XmlPullParser from which to read the set data. |
| 961 | * @param endTag Name of the tag that will end the set, usually "set". |
| 962 | * @param name An array of one string, used to return the name attribute |
| 963 | * of the set's tag. |
| 964 | * |
| 965 | * @return HashSet The newly generated set. |
| 966 | * |
| 967 | * @throws XmlPullParserException |
| 968 | * @throws java.io.IOException |
| 969 | * |
| 970 | * @see #readSetXml |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 971 | * @hide |
Adam Powell | 212db7d | 2010-04-08 16:24:46 -0700 | [diff] [blame] | 972 | */ |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 973 | private static final HashSet readThisSetXml(XmlPullParser parser, String endTag, String[] name, |
Dianne Hackborn | a83ce1d | 2015-03-11 15:16:13 -0700 | [diff] [blame] | 974 | ReadMapCallback callback, boolean arrayMap) |
| 975 | throws XmlPullParserException, java.io.IOException { |
Adam Powell | 212db7d | 2010-04-08 16:24:46 -0700 | [diff] [blame] | 976 | HashSet set = new HashSet(); |
| 977 | |
| 978 | int eventType = parser.getEventType(); |
| 979 | do { |
| 980 | if (eventType == parser.START_TAG) { |
Dianne Hackborn | a83ce1d | 2015-03-11 15:16:13 -0700 | [diff] [blame] | 981 | Object val = readThisValueXml(parser, name, callback, arrayMap); |
Adam Powell | 212db7d | 2010-04-08 16:24:46 -0700 | [diff] [blame] | 982 | set.add(val); |
| 983 | //System.out.println("Adding to set: " + val); |
| 984 | } else if (eventType == parser.END_TAG) { |
| 985 | if (parser.getName().equals(endTag)) { |
| 986 | return set; |
| 987 | } |
| 988 | throw new XmlPullParserException( |
| 989 | "Expected " + endTag + " end tag at: " + parser.getName()); |
| 990 | } |
| 991 | eventType = parser.next(); |
| 992 | } while (eventType != parser.END_DOCUMENT); |
| 993 | |
| 994 | throw new XmlPullParserException( |
| 995 | "Document ended before " + endTag + " end tag"); |
| 996 | } |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 997 | |
| 998 | /** |
| 999 | * Read an int[] object from an XmlPullParser. The XML data could |
| 1000 | * previously have been generated by writeIntArrayXml(). The XmlPullParser |
| 1001 | * must be positioned <em>after</em> the tag that begins the list. |
| 1002 | * |
| 1003 | * @param parser The XmlPullParser from which to read the list data. |
| 1004 | * @param endTag Name of the tag that will end the list, usually "list". |
| 1005 | * @param name An array of one string, used to return the name attribute |
| 1006 | * of the list's tag. |
| 1007 | * |
| 1008 | * @return Returns a newly generated int[]. |
| 1009 | * |
| 1010 | * @see #readListXml |
| 1011 | */ |
| 1012 | public static final int[] readThisIntArrayXml(XmlPullParser parser, |
| 1013 | String endTag, String[] name) |
| 1014 | throws XmlPullParserException, java.io.IOException { |
| 1015 | |
| 1016 | int num; |
| 1017 | try { |
| 1018 | num = Integer.parseInt(parser.getAttributeValue(null, "num")); |
| 1019 | } catch (NullPointerException e) { |
| 1020 | throw new XmlPullParserException( |
| 1021 | "Need num attribute in byte-array"); |
| 1022 | } catch (NumberFormatException e) { |
| 1023 | throw new XmlPullParserException( |
| 1024 | "Not a number in num attribute in byte-array"); |
| 1025 | } |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 1026 | parser.next(); |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 1027 | |
| 1028 | int[] array = new int[num]; |
| 1029 | int i = 0; |
| 1030 | |
| 1031 | int eventType = parser.getEventType(); |
| 1032 | do { |
| 1033 | if (eventType == parser.START_TAG) { |
| 1034 | if (parser.getName().equals("item")) { |
| 1035 | try { |
| 1036 | array[i] = Integer.parseInt( |
| 1037 | parser.getAttributeValue(null, "value")); |
| 1038 | } catch (NullPointerException e) { |
| 1039 | throw new XmlPullParserException( |
| 1040 | "Need value attribute in item"); |
| 1041 | } catch (NumberFormatException e) { |
| 1042 | throw new XmlPullParserException( |
| 1043 | "Not a number in value attribute in item"); |
| 1044 | } |
| 1045 | } else { |
| 1046 | throw new XmlPullParserException( |
| 1047 | "Expected item tag at: " + parser.getName()); |
| 1048 | } |
| 1049 | } else if (eventType == parser.END_TAG) { |
| 1050 | if (parser.getName().equals(endTag)) { |
| 1051 | return array; |
| 1052 | } else if (parser.getName().equals("item")) { |
| 1053 | i++; |
| 1054 | } else { |
| 1055 | throw new XmlPullParserException( |
| 1056 | "Expected " + endTag + " end tag at: " |
| 1057 | + parser.getName()); |
| 1058 | } |
| 1059 | } |
| 1060 | eventType = parser.next(); |
| 1061 | } while (eventType != parser.END_DOCUMENT); |
| 1062 | |
| 1063 | throw new XmlPullParserException( |
| 1064 | "Document ended before " + endTag + " end tag"); |
| 1065 | } |
| 1066 | |
| 1067 | /** |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 1068 | * Read a long[] object from an XmlPullParser. The XML data could |
| 1069 | * previously have been generated by writeLongArrayXml(). The XmlPullParser |
| 1070 | * must be positioned <em>after</em> the tag that begins the list. |
| 1071 | * |
| 1072 | * @param parser The XmlPullParser from which to read the list data. |
| 1073 | * @param endTag Name of the tag that will end the list, usually "list". |
| 1074 | * @param name An array of one string, used to return the name attribute |
| 1075 | * of the list's tag. |
| 1076 | * |
| 1077 | * @return Returns a newly generated long[]. |
| 1078 | * |
| 1079 | * @see #readListXml |
| 1080 | */ |
| 1081 | public static final long[] readThisLongArrayXml(XmlPullParser parser, |
| 1082 | String endTag, String[] name) |
| 1083 | throws XmlPullParserException, java.io.IOException { |
| 1084 | |
| 1085 | int num; |
| 1086 | try { |
| 1087 | num = Integer.parseInt(parser.getAttributeValue(null, "num")); |
| 1088 | } catch (NullPointerException e) { |
| 1089 | throw new XmlPullParserException("Need num attribute in long-array"); |
| 1090 | } catch (NumberFormatException e) { |
| 1091 | throw new XmlPullParserException("Not a number in num attribute in long-array"); |
| 1092 | } |
| 1093 | parser.next(); |
| 1094 | |
| 1095 | long[] array = new long[num]; |
| 1096 | int i = 0; |
| 1097 | |
| 1098 | int eventType = parser.getEventType(); |
| 1099 | do { |
| 1100 | if (eventType == parser.START_TAG) { |
| 1101 | if (parser.getName().equals("item")) { |
| 1102 | try { |
| 1103 | array[i] = Long.parseLong(parser.getAttributeValue(null, "value")); |
| 1104 | } catch (NullPointerException e) { |
| 1105 | throw new XmlPullParserException("Need value attribute in item"); |
| 1106 | } catch (NumberFormatException e) { |
| 1107 | throw new XmlPullParserException("Not a number in value attribute in item"); |
| 1108 | } |
| 1109 | } else { |
| 1110 | throw new XmlPullParserException("Expected item tag at: " + parser.getName()); |
| 1111 | } |
| 1112 | } else if (eventType == parser.END_TAG) { |
| 1113 | if (parser.getName().equals(endTag)) { |
| 1114 | return array; |
| 1115 | } else if (parser.getName().equals("item")) { |
| 1116 | i++; |
| 1117 | } else { |
| 1118 | throw new XmlPullParserException("Expected " + endTag + " end tag at: " + |
| 1119 | parser.getName()); |
| 1120 | } |
| 1121 | } |
| 1122 | eventType = parser.next(); |
| 1123 | } while (eventType != parser.END_DOCUMENT); |
| 1124 | |
| 1125 | throw new XmlPullParserException("Document ended before " + endTag + " end tag"); |
| 1126 | } |
| 1127 | |
| 1128 | /** |
| 1129 | * Read a double[] object from an XmlPullParser. The XML data could |
| 1130 | * previously have been generated by writeDoubleArrayXml(). The XmlPullParser |
| 1131 | * must be positioned <em>after</em> the tag that begins the list. |
| 1132 | * |
| 1133 | * @param parser The XmlPullParser from which to read the list data. |
| 1134 | * @param endTag Name of the tag that will end the list, usually "double-array". |
| 1135 | * @param name An array of one string, used to return the name attribute |
| 1136 | * of the list's tag. |
| 1137 | * |
| 1138 | * @return Returns a newly generated double[]. |
| 1139 | * |
| 1140 | * @see #readListXml |
| 1141 | */ |
| 1142 | public static final double[] readThisDoubleArrayXml(XmlPullParser parser, String endTag, |
| 1143 | String[] name) throws XmlPullParserException, java.io.IOException { |
| 1144 | |
| 1145 | int num; |
| 1146 | try { |
| 1147 | num = Integer.parseInt(parser.getAttributeValue(null, "num")); |
| 1148 | } catch (NullPointerException e) { |
| 1149 | throw new XmlPullParserException("Need num attribute in double-array"); |
| 1150 | } catch (NumberFormatException e) { |
| 1151 | throw new XmlPullParserException("Not a number in num attribute in double-array"); |
| 1152 | } |
| 1153 | parser.next(); |
| 1154 | |
| 1155 | double[] array = new double[num]; |
| 1156 | int i = 0; |
| 1157 | |
| 1158 | int eventType = parser.getEventType(); |
| 1159 | do { |
| 1160 | if (eventType == parser.START_TAG) { |
| 1161 | if (parser.getName().equals("item")) { |
| 1162 | try { |
| 1163 | array[i] = Double.parseDouble(parser.getAttributeValue(null, "value")); |
| 1164 | } catch (NullPointerException e) { |
| 1165 | throw new XmlPullParserException("Need value attribute in item"); |
| 1166 | } catch (NumberFormatException e) { |
| 1167 | throw new XmlPullParserException("Not a number in value attribute in item"); |
| 1168 | } |
| 1169 | } else { |
| 1170 | throw new XmlPullParserException("Expected item tag at: " + parser.getName()); |
| 1171 | } |
| 1172 | } else if (eventType == parser.END_TAG) { |
| 1173 | if (parser.getName().equals(endTag)) { |
| 1174 | return array; |
| 1175 | } else if (parser.getName().equals("item")) { |
| 1176 | i++; |
| 1177 | } else { |
| 1178 | throw new XmlPullParserException("Expected " + endTag + " end tag at: " + |
| 1179 | parser.getName()); |
| 1180 | } |
| 1181 | } |
| 1182 | eventType = parser.next(); |
| 1183 | } while (eventType != parser.END_DOCUMENT); |
| 1184 | |
| 1185 | throw new XmlPullParserException("Document ended before " + endTag + " end tag"); |
| 1186 | } |
| 1187 | |
| 1188 | /** |
| 1189 | * Read a String[] object from an XmlPullParser. The XML data could |
| 1190 | * previously have been generated by writeStringArrayXml(). The XmlPullParser |
| 1191 | * must be positioned <em>after</em> the tag that begins the list. |
| 1192 | * |
| 1193 | * @param parser The XmlPullParser from which to read the list data. |
| 1194 | * @param endTag Name of the tag that will end the list, usually "string-array". |
| 1195 | * @param name An array of one string, used to return the name attribute |
| 1196 | * of the list's tag. |
| 1197 | * |
| 1198 | * @return Returns a newly generated String[]. |
| 1199 | * |
| 1200 | * @see #readListXml |
| 1201 | */ |
| 1202 | public static final String[] readThisStringArrayXml(XmlPullParser parser, String endTag, |
| 1203 | String[] name) throws XmlPullParserException, java.io.IOException { |
| 1204 | |
| 1205 | int num; |
| 1206 | try { |
| 1207 | num = Integer.parseInt(parser.getAttributeValue(null, "num")); |
| 1208 | } catch (NullPointerException e) { |
| 1209 | throw new XmlPullParserException("Need num attribute in string-array"); |
| 1210 | } catch (NumberFormatException e) { |
| 1211 | throw new XmlPullParserException("Not a number in num attribute in string-array"); |
| 1212 | } |
| 1213 | parser.next(); |
| 1214 | |
| 1215 | String[] array = new String[num]; |
| 1216 | int i = 0; |
| 1217 | |
| 1218 | int eventType = parser.getEventType(); |
| 1219 | do { |
| 1220 | if (eventType == parser.START_TAG) { |
| 1221 | if (parser.getName().equals("item")) { |
| 1222 | try { |
| 1223 | array[i] = parser.getAttributeValue(null, "value"); |
| 1224 | } catch (NullPointerException e) { |
| 1225 | throw new XmlPullParserException("Need value attribute in item"); |
| 1226 | } catch (NumberFormatException e) { |
| 1227 | throw new XmlPullParserException("Not a number in value attribute in item"); |
| 1228 | } |
| 1229 | } else { |
| 1230 | throw new XmlPullParserException("Expected item tag at: " + parser.getName()); |
| 1231 | } |
| 1232 | } else if (eventType == parser.END_TAG) { |
| 1233 | if (parser.getName().equals(endTag)) { |
| 1234 | return array; |
| 1235 | } else if (parser.getName().equals("item")) { |
| 1236 | i++; |
| 1237 | } else { |
| 1238 | throw new XmlPullParserException("Expected " + endTag + " end tag at: " + |
| 1239 | parser.getName()); |
| 1240 | } |
| 1241 | } |
| 1242 | eventType = parser.next(); |
| 1243 | } while (eventType != parser.END_DOCUMENT); |
| 1244 | |
| 1245 | throw new XmlPullParserException("Document ended before " + endTag + " end tag"); |
| 1246 | } |
| 1247 | |
| 1248 | /** |
Craig Mautner | 73bdf97 | 2014-12-09 18:10:20 -0800 | [diff] [blame] | 1249 | * Read a boolean[] object from an XmlPullParser. The XML data could |
| 1250 | * previously have been generated by writeBooleanArrayXml(). The XmlPullParser |
| 1251 | * must be positioned <em>after</em> the tag that begins the list. |
| 1252 | * |
| 1253 | * @param parser The XmlPullParser from which to read the list data. |
| 1254 | * @param endTag Name of the tag that will end the list, usually "string-array". |
| 1255 | * @param name An array of one string, used to return the name attribute |
| 1256 | * of the list's tag. |
| 1257 | * |
| 1258 | * @return Returns a newly generated boolean[]. |
| 1259 | * |
| 1260 | * @see #readListXml |
| 1261 | */ |
| 1262 | public static final boolean[] readThisBooleanArrayXml(XmlPullParser parser, String endTag, |
| 1263 | String[] name) throws XmlPullParserException, java.io.IOException { |
| 1264 | |
| 1265 | int num; |
| 1266 | try { |
| 1267 | num = Integer.parseInt(parser.getAttributeValue(null, "num")); |
| 1268 | } catch (NullPointerException e) { |
| 1269 | throw new XmlPullParserException("Need num attribute in string-array"); |
| 1270 | } catch (NumberFormatException e) { |
| 1271 | throw new XmlPullParserException("Not a number in num attribute in string-array"); |
| 1272 | } |
| 1273 | parser.next(); |
| 1274 | |
| 1275 | boolean[] array = new boolean[num]; |
| 1276 | int i = 0; |
| 1277 | |
| 1278 | int eventType = parser.getEventType(); |
| 1279 | do { |
| 1280 | if (eventType == parser.START_TAG) { |
| 1281 | if (parser.getName().equals("item")) { |
| 1282 | try { |
| 1283 | array[i] = Boolean.valueOf(parser.getAttributeValue(null, "value")); |
| 1284 | } catch (NullPointerException e) { |
| 1285 | throw new XmlPullParserException("Need value attribute in item"); |
| 1286 | } catch (NumberFormatException e) { |
| 1287 | throw new XmlPullParserException("Not a number in value attribute in item"); |
| 1288 | } |
| 1289 | } else { |
| 1290 | throw new XmlPullParserException("Expected item tag at: " + parser.getName()); |
| 1291 | } |
| 1292 | } else if (eventType == parser.END_TAG) { |
| 1293 | if (parser.getName().equals(endTag)) { |
| 1294 | return array; |
| 1295 | } else if (parser.getName().equals("item")) { |
| 1296 | i++; |
| 1297 | } else { |
| 1298 | throw new XmlPullParserException("Expected " + endTag + " end tag at: " + |
| 1299 | parser.getName()); |
| 1300 | } |
| 1301 | } |
| 1302 | eventType = parser.next(); |
| 1303 | } while (eventType != parser.END_DOCUMENT); |
| 1304 | |
| 1305 | throw new XmlPullParserException("Document ended before " + endTag + " end tag"); |
| 1306 | } |
| 1307 | |
| 1308 | /** |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 1309 | * Read a flattened object from an XmlPullParser. The XML data could |
| 1310 | * previously have been written with writeMapXml(), writeListXml(), or |
| 1311 | * writeValueXml(). The XmlPullParser must be positioned <em>at</em> the |
| 1312 | * tag that defines the value. |
| 1313 | * |
| 1314 | * @param parser The XmlPullParser from which to read the object. |
| 1315 | * @param name An array of one string, used to return the name attribute |
| 1316 | * of the value's tag. |
| 1317 | * |
| 1318 | * @return Object The newly generated value object. |
| 1319 | * |
| 1320 | * @see #readMapXml |
| 1321 | * @see #readListXml |
| 1322 | * @see #writeValueXml |
| 1323 | */ |
| 1324 | public static final Object readValueXml(XmlPullParser parser, String[] name) |
| 1325 | throws XmlPullParserException, java.io.IOException |
| 1326 | { |
| 1327 | int eventType = parser.getEventType(); |
| 1328 | do { |
| 1329 | if (eventType == parser.START_TAG) { |
Dianne Hackborn | a83ce1d | 2015-03-11 15:16:13 -0700 | [diff] [blame] | 1330 | return readThisValueXml(parser, name, null, false); |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 1331 | } else if (eventType == parser.END_TAG) { |
| 1332 | throw new XmlPullParserException( |
| 1333 | "Unexpected end tag at: " + parser.getName()); |
| 1334 | } else if (eventType == parser.TEXT) { |
| 1335 | throw new XmlPullParserException( |
| 1336 | "Unexpected text: " + parser.getText()); |
| 1337 | } |
| 1338 | eventType = parser.next(); |
| 1339 | } while (eventType != parser.END_DOCUMENT); |
| 1340 | |
| 1341 | throw new XmlPullParserException( |
| 1342 | "Unexpected end of document"); |
| 1343 | } |
| 1344 | |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 1345 | private static final Object readThisValueXml(XmlPullParser parser, String[] name, |
Dianne Hackborn | a83ce1d | 2015-03-11 15:16:13 -0700 | [diff] [blame] | 1346 | ReadMapCallback callback, boolean arrayMap) |
| 1347 | throws XmlPullParserException, java.io.IOException { |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 1348 | final String valueName = parser.getAttributeValue(null, "name"); |
| 1349 | final String tagName = parser.getName(); |
| 1350 | |
| 1351 | //System.out.println("Reading this value tag: " + tagName + ", name=" + valueName); |
| 1352 | |
| 1353 | Object res; |
| 1354 | |
| 1355 | if (tagName.equals("null")) { |
| 1356 | res = null; |
| 1357 | } else if (tagName.equals("string")) { |
| 1358 | String value = ""; |
| 1359 | int eventType; |
| 1360 | while ((eventType = parser.next()) != parser.END_DOCUMENT) { |
| 1361 | if (eventType == parser.END_TAG) { |
| 1362 | if (parser.getName().equals("string")) { |
| 1363 | name[0] = valueName; |
| 1364 | //System.out.println("Returning value for " + valueName + ": " + value); |
| 1365 | return value; |
| 1366 | } |
| 1367 | throw new XmlPullParserException( |
| 1368 | "Unexpected end tag in <string>: " + parser.getName()); |
| 1369 | } else if (eventType == parser.TEXT) { |
| 1370 | value += parser.getText(); |
| 1371 | } else if (eventType == parser.START_TAG) { |
| 1372 | throw new XmlPullParserException( |
| 1373 | "Unexpected start tag in <string>: " + parser.getName()); |
| 1374 | } |
| 1375 | } |
| 1376 | throw new XmlPullParserException( |
| 1377 | "Unexpected end of document in <string>"); |
Vladimir Marko | 2ddce32 | 2013-07-01 14:43:55 +0100 | [diff] [blame] | 1378 | } else if ((res = readThisPrimitiveValueXml(parser, tagName)) != null) { |
| 1379 | // all work already done by readThisPrimitiveValueXml |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 1380 | } else if (tagName.equals("int-array")) { |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 1381 | res = readThisIntArrayXml(parser, "int-array", name); |
| 1382 | name[0] = valueName; |
| 1383 | //System.out.println("Returning value for " + valueName + ": " + res); |
| 1384 | return res; |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 1385 | } else if (tagName.equals("long-array")) { |
| 1386 | res = readThisLongArrayXml(parser, "long-array", name); |
| 1387 | name[0] = valueName; |
| 1388 | //System.out.println("Returning value for " + valueName + ": " + res); |
| 1389 | return res; |
| 1390 | } else if (tagName.equals("double-array")) { |
| 1391 | res = readThisDoubleArrayXml(parser, "double-array", name); |
| 1392 | name[0] = valueName; |
| 1393 | //System.out.println("Returning value for " + valueName + ": " + res); |
| 1394 | return res; |
| 1395 | } else if (tagName.equals("string-array")) { |
| 1396 | res = readThisStringArrayXml(parser, "string-array", name); |
| 1397 | name[0] = valueName; |
| 1398 | //System.out.println("Returning value for " + valueName + ": " + res); |
| 1399 | return res; |
Craig Mautner | 73bdf97 | 2014-12-09 18:10:20 -0800 | [diff] [blame] | 1400 | } else if (tagName.equals("boolean-array")) { |
| 1401 | res = readThisBooleanArrayXml(parser, "boolean-array", name); |
| 1402 | name[0] = valueName; |
| 1403 | //System.out.println("Returning value for " + valueName + ": " + res); |
| 1404 | return res; |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 1405 | } else if (tagName.equals("map")) { |
| 1406 | parser.next(); |
Dianne Hackborn | a83ce1d | 2015-03-11 15:16:13 -0700 | [diff] [blame] | 1407 | res = arrayMap |
| 1408 | ? readThisArrayMapXml(parser, "map", name, callback) |
| 1409 | : readThisMapXml(parser, "map", name, callback); |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 1410 | name[0] = valueName; |
| 1411 | //System.out.println("Returning value for " + valueName + ": " + res); |
| 1412 | return res; |
| 1413 | } else if (tagName.equals("list")) { |
| 1414 | parser.next(); |
Dianne Hackborn | a83ce1d | 2015-03-11 15:16:13 -0700 | [diff] [blame] | 1415 | res = readThisListXml(parser, "list", name, callback, arrayMap); |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 1416 | name[0] = valueName; |
| 1417 | //System.out.println("Returning value for " + valueName + ": " + res); |
| 1418 | return res; |
Adam Powell | 212db7d | 2010-04-08 16:24:46 -0700 | [diff] [blame] | 1419 | } else if (tagName.equals("set")) { |
| 1420 | parser.next(); |
Dianne Hackborn | a83ce1d | 2015-03-11 15:16:13 -0700 | [diff] [blame] | 1421 | res = readThisSetXml(parser, "set", name, callback, arrayMap); |
Adam Powell | 212db7d | 2010-04-08 16:24:46 -0700 | [diff] [blame] | 1422 | name[0] = valueName; |
| 1423 | //System.out.println("Returning value for " + valueName + ": " + res); |
| 1424 | return res; |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 1425 | } else if (callback != null) { |
| 1426 | res = callback.readThisUnknownObjectXml(parser, tagName); |
| 1427 | name[0] = valueName; |
| 1428 | return res; |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 1429 | } else { |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 1430 | throw new XmlPullParserException("Unknown tag: " + tagName); |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 1431 | } |
| 1432 | |
| 1433 | // Skip through to end tag. |
| 1434 | int eventType; |
| 1435 | while ((eventType = parser.next()) != parser.END_DOCUMENT) { |
| 1436 | if (eventType == parser.END_TAG) { |
| 1437 | if (parser.getName().equals(tagName)) { |
| 1438 | name[0] = valueName; |
| 1439 | //System.out.println("Returning value for " + valueName + ": " + res); |
| 1440 | return res; |
| 1441 | } |
| 1442 | throw new XmlPullParserException( |
| 1443 | "Unexpected end tag in <" + tagName + ">: " + parser.getName()); |
| 1444 | } else if (eventType == parser.TEXT) { |
| 1445 | throw new XmlPullParserException( |
| 1446 | "Unexpected text in <" + tagName + ">: " + parser.getName()); |
| 1447 | } else if (eventType == parser.START_TAG) { |
| 1448 | throw new XmlPullParserException( |
| 1449 | "Unexpected start tag in <" + tagName + ">: " + parser.getName()); |
| 1450 | } |
| 1451 | } |
| 1452 | throw new XmlPullParserException( |
| 1453 | "Unexpected end of document in <" + tagName + ">"); |
| 1454 | } |
| 1455 | |
Vladimir Marko | 2ddce32 | 2013-07-01 14:43:55 +0100 | [diff] [blame] | 1456 | private static final Object readThisPrimitiveValueXml(XmlPullParser parser, String tagName) |
| 1457 | throws XmlPullParserException, java.io.IOException |
| 1458 | { |
| 1459 | try { |
| 1460 | if (tagName.equals("int")) { |
| 1461 | return Integer.parseInt(parser.getAttributeValue(null, "value")); |
| 1462 | } else if (tagName.equals("long")) { |
| 1463 | return Long.valueOf(parser.getAttributeValue(null, "value")); |
| 1464 | } else if (tagName.equals("float")) { |
| 1465 | return new Float(parser.getAttributeValue(null, "value")); |
| 1466 | } else if (tagName.equals("double")) { |
| 1467 | return new Double(parser.getAttributeValue(null, "value")); |
| 1468 | } else if (tagName.equals("boolean")) { |
| 1469 | return Boolean.valueOf(parser.getAttributeValue(null, "value")); |
| 1470 | } else { |
| 1471 | return null; |
| 1472 | } |
| 1473 | } catch (NullPointerException e) { |
| 1474 | throw new XmlPullParserException("Need value attribute in <" + tagName + ">"); |
| 1475 | } catch (NumberFormatException e) { |
| 1476 | throw new XmlPullParserException( |
| 1477 | "Not a number in value attribute in <" + tagName + ">"); |
| 1478 | } |
| 1479 | } |
| 1480 | |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 1481 | public static final void beginDocument(XmlPullParser parser, String firstElementName) throws XmlPullParserException, IOException |
| 1482 | { |
| 1483 | int type; |
| 1484 | while ((type=parser.next()) != parser.START_TAG |
| 1485 | && type != parser.END_DOCUMENT) { |
| 1486 | ; |
| 1487 | } |
| 1488 | |
| 1489 | if (type != parser.START_TAG) { |
| 1490 | throw new XmlPullParserException("No start tag found"); |
| 1491 | } |
| 1492 | |
| 1493 | if (!parser.getName().equals(firstElementName)) { |
| 1494 | throw new XmlPullParserException("Unexpected start tag: found " + parser.getName() + |
| 1495 | ", expected " + firstElementName); |
| 1496 | } |
| 1497 | } |
| 1498 | |
| 1499 | public static final void nextElement(XmlPullParser parser) throws XmlPullParserException, IOException |
| 1500 | { |
| 1501 | int type; |
| 1502 | while ((type=parser.next()) != parser.START_TAG |
| 1503 | && type != parser.END_DOCUMENT) { |
| 1504 | ; |
| 1505 | } |
| 1506 | } |
Jeff Brown | a3bc565 | 2012-04-17 11:42:25 -0700 | [diff] [blame] | 1507 | |
| 1508 | public static boolean nextElementWithin(XmlPullParser parser, int outerDepth) |
| 1509 | throws IOException, XmlPullParserException { |
| 1510 | for (;;) { |
| 1511 | int type = parser.next(); |
| 1512 | if (type == XmlPullParser.END_DOCUMENT |
| 1513 | || (type == XmlPullParser.END_TAG && parser.getDepth() == outerDepth)) { |
| 1514 | return false; |
| 1515 | } |
| 1516 | if (type == XmlPullParser.START_TAG |
| 1517 | && parser.getDepth() == outerDepth + 1) { |
| 1518 | return true; |
| 1519 | } |
| 1520 | } |
| 1521 | } |
Jeff Sharkey | ded7b75 | 2013-03-22 13:43:41 -0700 | [diff] [blame] | 1522 | |
Nicolas Prevot | d85fc72 | 2014-04-16 19:52:08 +0100 | [diff] [blame] | 1523 | public static int readIntAttribute(XmlPullParser in, String name, int defaultValue) { |
| 1524 | final String value = in.getAttributeValue(null, name); |
| 1525 | try { |
| 1526 | return Integer.parseInt(value); |
| 1527 | } catch (NumberFormatException e) { |
| 1528 | return defaultValue; |
| 1529 | } |
| 1530 | } |
| 1531 | |
Jeff Sharkey | ded7b75 | 2013-03-22 13:43:41 -0700 | [diff] [blame] | 1532 | public static int readIntAttribute(XmlPullParser in, String name) throws IOException { |
| 1533 | final String value = in.getAttributeValue(null, name); |
| 1534 | try { |
| 1535 | return Integer.parseInt(value); |
| 1536 | } catch (NumberFormatException e) { |
| 1537 | throw new ProtocolException("problem parsing " + name + "=" + value + " as int"); |
| 1538 | } |
| 1539 | } |
| 1540 | |
| 1541 | public static void writeIntAttribute(XmlSerializer out, String name, int value) |
| 1542 | throws IOException { |
| 1543 | out.attribute(null, name, Integer.toString(value)); |
| 1544 | } |
| 1545 | |
Jeff Sharkey | e66c177 | 2013-09-20 14:30:59 -0700 | [diff] [blame] | 1546 | public static long readLongAttribute(XmlPullParser in, String name, long defaultValue) { |
| 1547 | final String value = in.getAttributeValue(null, name); |
| 1548 | try { |
| 1549 | return Long.parseLong(value); |
| 1550 | } catch (NumberFormatException e) { |
| 1551 | return defaultValue; |
| 1552 | } |
| 1553 | } |
| 1554 | |
Jeff Sharkey | ded7b75 | 2013-03-22 13:43:41 -0700 | [diff] [blame] | 1555 | public static long readLongAttribute(XmlPullParser in, String name) throws IOException { |
| 1556 | final String value = in.getAttributeValue(null, name); |
| 1557 | try { |
| 1558 | return Long.parseLong(value); |
| 1559 | } catch (NumberFormatException e) { |
| 1560 | throw new ProtocolException("problem parsing " + name + "=" + value + " as long"); |
| 1561 | } |
| 1562 | } |
| 1563 | |
| 1564 | public static void writeLongAttribute(XmlSerializer out, String name, long value) |
| 1565 | throws IOException { |
| 1566 | out.attribute(null, name, Long.toString(value)); |
| 1567 | } |
| 1568 | |
Jeff Sharkey | 1cb2d0d | 2014-07-30 16:45:01 -0700 | [diff] [blame] | 1569 | public static float readFloatAttribute(XmlPullParser in, String name) throws IOException { |
| 1570 | final String value = in.getAttributeValue(null, name); |
| 1571 | try { |
| 1572 | return Float.parseFloat(value); |
| 1573 | } catch (NumberFormatException e) { |
| 1574 | throw new ProtocolException("problem parsing " + name + "=" + value + " as long"); |
| 1575 | } |
| 1576 | } |
| 1577 | |
| 1578 | public static void writeFloatAttribute(XmlSerializer out, String name, float value) |
| 1579 | throws IOException { |
| 1580 | out.attribute(null, name, Float.toString(value)); |
| 1581 | } |
| 1582 | |
Jeff Sharkey | ded7b75 | 2013-03-22 13:43:41 -0700 | [diff] [blame] | 1583 | public static boolean readBooleanAttribute(XmlPullParser in, String name) { |
| 1584 | final String value = in.getAttributeValue(null, name); |
| 1585 | return Boolean.parseBoolean(value); |
| 1586 | } |
| 1587 | |
Jeff Sharkey | 77d218e | 2014-09-06 12:20:37 -0700 | [diff] [blame] | 1588 | public static boolean readBooleanAttribute(XmlPullParser in, String name, |
| 1589 | boolean defaultValue) { |
| 1590 | final String value = in.getAttributeValue(null, name); |
| 1591 | if (value == null) { |
| 1592 | return defaultValue; |
| 1593 | } else { |
| 1594 | return Boolean.parseBoolean(value); |
| 1595 | } |
| 1596 | } |
| 1597 | |
Jeff Sharkey | ded7b75 | 2013-03-22 13:43:41 -0700 | [diff] [blame] | 1598 | public static void writeBooleanAttribute(XmlSerializer out, String name, boolean value) |
| 1599 | throws IOException { |
| 1600 | out.attribute(null, name, Boolean.toString(value)); |
| 1601 | } |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 1602 | |
Jeff Sharkey | 1cb2d0d | 2014-07-30 16:45:01 -0700 | [diff] [blame] | 1603 | public static Uri readUriAttribute(XmlPullParser in, String name) { |
| 1604 | final String value = in.getAttributeValue(null, name); |
| 1605 | return (value != null) ? Uri.parse(value) : null; |
| 1606 | } |
| 1607 | |
| 1608 | public static void writeUriAttribute(XmlSerializer out, String name, Uri value) |
| 1609 | throws IOException { |
| 1610 | if (value != null) { |
| 1611 | out.attribute(null, name, value.toString()); |
| 1612 | } |
| 1613 | } |
| 1614 | |
| 1615 | public static String readStringAttribute(XmlPullParser in, String name) { |
| 1616 | return in.getAttributeValue(null, name); |
| 1617 | } |
| 1618 | |
| 1619 | public static void writeStringAttribute(XmlSerializer out, String name, String value) |
| 1620 | throws IOException { |
| 1621 | if (value != null) { |
| 1622 | out.attribute(null, name, value); |
| 1623 | } |
| 1624 | } |
| 1625 | |
| 1626 | public static byte[] readByteArrayAttribute(XmlPullParser in, String name) { |
| 1627 | final String value = in.getAttributeValue(null, name); |
| 1628 | if (value != null) { |
| 1629 | return Base64.decode(value, Base64.DEFAULT); |
| 1630 | } else { |
| 1631 | return null; |
| 1632 | } |
| 1633 | } |
| 1634 | |
| 1635 | public static void writeByteArrayAttribute(XmlSerializer out, String name, byte[] value) |
| 1636 | throws IOException { |
| 1637 | if (value != null) { |
| 1638 | out.attribute(null, name, Base64.encodeToString(value, Base64.DEFAULT)); |
| 1639 | } |
| 1640 | } |
| 1641 | |
| 1642 | public static Bitmap readBitmapAttribute(XmlPullParser in, String name) { |
| 1643 | final byte[] value = readByteArrayAttribute(in, name); |
| 1644 | if (value != null) { |
| 1645 | return BitmapFactory.decodeByteArray(value, 0, value.length); |
| 1646 | } else { |
| 1647 | return null; |
| 1648 | } |
| 1649 | } |
| 1650 | |
Jeff Sharkey | 02bd784 | 2014-10-06 15:14:27 -0700 | [diff] [blame] | 1651 | @Deprecated |
Jeff Sharkey | 1cb2d0d | 2014-07-30 16:45:01 -0700 | [diff] [blame] | 1652 | public static void writeBitmapAttribute(XmlSerializer out, String name, Bitmap value) |
| 1653 | throws IOException { |
| 1654 | if (value != null) { |
| 1655 | final ByteArrayOutputStream os = new ByteArrayOutputStream(); |
| 1656 | value.compress(CompressFormat.PNG, 90, os); |
| 1657 | writeByteArrayAttribute(out, name, os.toByteArray()); |
| 1658 | } |
| 1659 | } |
| 1660 | |
Craig Mautner | ef73ee1 | 2014-04-23 11:45:37 -0700 | [diff] [blame] | 1661 | /** @hide */ |
| 1662 | public interface WriteMapCallback { |
| 1663 | /** |
| 1664 | * Called from writeMapXml when an Object type is not recognized. The implementer |
| 1665 | * must write out the entire element including start and end tags. |
| 1666 | * |
| 1667 | * @param v The object to be written out |
| 1668 | * @param name The mapping key for v. Must be written into the "name" attribute of the |
| 1669 | * start tag. |
| 1670 | * @param out The XML output stream. |
| 1671 | * @throws XmlPullParserException on unrecognized Object type. |
| 1672 | * @throws IOException on XmlSerializer serialization errors. |
| 1673 | * @hide |
| 1674 | */ |
| 1675 | public void writeUnknownObject(Object v, String name, XmlSerializer out) |
| 1676 | throws XmlPullParserException, IOException; |
| 1677 | } |
| 1678 | |
| 1679 | /** @hide */ |
| 1680 | public interface ReadMapCallback { |
| 1681 | /** |
| 1682 | * Called from readThisMapXml when a START_TAG is not recognized. The input stream |
| 1683 | * is positioned within the start tag so that attributes can be read using in.getAttribute. |
| 1684 | * |
| 1685 | * @param in the XML input stream |
| 1686 | * @param tag the START_TAG that was not recognized. |
| 1687 | * @return the Object parsed from the stream which will be put into the map. |
| 1688 | * @throws XmlPullParserException if the START_TAG is not recognized. |
| 1689 | * @throws IOException on XmlPullParser serialization errors. |
| 1690 | * @hide |
| 1691 | */ |
| 1692 | public Object readThisUnknownObjectXml(XmlPullParser in, String tag) |
| 1693 | throws XmlPullParserException, IOException; |
| 1694 | } |
Tom Taylor | 087ff0b | 2009-12-18 10:08:35 -0800 | [diff] [blame] | 1695 | } |