Commit | Line | Data |
---|---|---|
a3b510ab NR |
1 | package be.nikiroo.jvcard; |
2 | ||
26d2bd05 NR |
3 | import java.io.File; |
4 | import java.io.IOException; | |
5 | import java.util.ArrayList; | |
a3b510ab NR |
6 | import java.util.HashMap; |
7 | import java.util.LinkedList; | |
8 | import java.util.List; | |
9 | import java.util.Map; | |
e253bd50 | 10 | import java.util.UUID; |
a3b510ab NR |
11 | |
12 | import be.nikiroo.jvcard.parsers.Format; | |
13 | import be.nikiroo.jvcard.parsers.Parser; | |
f06c8100 | 14 | import be.nikiroo.utils.StringUtils; |
a3b510ab NR |
15 | |
16 | /** | |
17 | * A contact is the information that represent a contact person or organisation. | |
18 | * | |
19 | * @author niki | |
20 | * | |
21 | */ | |
26d2bd05 | 22 | public class Contact extends BaseClass<Data> { |
a3b510ab NR |
23 | private int nextBKey = 1; |
24 | private Map<Integer, Data> binaries; | |
a3b510ab NR |
25 | |
26 | /** | |
27 | * Create a new Contact from the given information. Note that the BKeys data | |
28 | * will be reset. | |
29 | * | |
30 | * @param content | |
31 | * the information about the contact | |
32 | */ | |
33 | public Contact(List<Data> content) { | |
26d2bd05 | 34 | super(load(content)); |
a3b510ab NR |
35 | updateBKeys(true); |
36 | } | |
37 | ||
a3b510ab | 38 | /** |
7671a249 NR |
39 | * Return the preferred Data field with the given name, the first one if |
40 | * none is preferred, or NULL if none at all. | |
a3b510ab NR |
41 | * |
42 | * @param name | |
43 | * the name to look for | |
7671a249 NR |
44 | * |
45 | * @return the {@link Data} field, or NULL | |
a3b510ab NR |
46 | */ |
47 | public Data getPreferredData(String name) { | |
7671a249 NR |
48 | Data pref = null; |
49 | int ipref = Integer.MAX_VALUE; | |
a3b510ab | 50 | for (Data data : getData(name)) { |
7671a249 NR |
51 | if (pref == null) |
52 | pref = data; | |
3634193b | 53 | |
7671a249 NR |
54 | if (data.getPreferred() < ipref) |
55 | pref = data; | |
a3b510ab NR |
56 | } |
57 | ||
7671a249 | 58 | return pref; |
a3b510ab NR |
59 | } |
60 | ||
61 | /** | |
62 | * Return the value of the preferred data field with this name, or NULL if | |
63 | * none (you cannot differentiate a NULL value and no value). | |
64 | * | |
65 | * @param name | |
66 | * the name to look for | |
67 | * @return the value (which can be NULL), or NULL | |
68 | */ | |
69 | public String getPreferredDataValue(String name) { | |
70 | Data data = getPreferredData(name); | |
71 | if (data != null && data.getValue() != null) | |
72 | return data.getValue().trim(); | |
73 | return null; | |
74 | } | |
75 | ||
76 | /** | |
77 | * Get the Data fields that share the given name. | |
78 | * | |
79 | * @param name | |
80 | * the name to ook for | |
81 | * @return a list of Data fields with this name | |
82 | */ | |
83 | public List<Data> getData(String name) { | |
84 | List<Data> found = new LinkedList<Data>(); | |
85 | ||
26d2bd05 | 86 | for (Data data : this) { |
a3b510ab NR |
87 | if (data.getName().equals(name)) |
88 | found.add(data); | |
89 | } | |
90 | ||
91 | return found; | |
92 | } | |
93 | ||
0b0b2b0f NR |
94 | /** |
95 | * Return a {@link String} representation of this contact formated | |
96 | * accordingly to the given format. | |
97 | * | |
26d254a3 | 98 | * <p> |
0b0b2b0f | 99 | * The format is basically a list of field names separated by a pipe and |
30a4aa17 NR |
100 | * optionally parametrised with the 'at' (@) symbol. The parameters allows |
101 | * you to: | |
0b0b2b0f NR |
102 | * <ul> |
103 | * <li>@x: show only a present/not present info</li> | |
104 | * <li>@n: limit the size to a fixed value 'n'</li> | |
105 | * <li>@+: expand the size of this field as much as possible</li> | |
106 | * </ul> | |
26d254a3 | 107 | * </p> |
0b0b2b0f | 108 | * |
26d254a3 | 109 | * <p> |
30a4aa17 NR |
110 | * In case of lists or multiple-fields values, you can select a specific |
111 | * list or field with: | |
112 | * <ul> | |
113 | * <li>FIELD@(0): select the first value in a list</li> | |
114 | * <li>FIELD@[1]: select the second field in a multiple-fields value</li> | |
115 | * </ul> | |
116 | * </p> | |
117 | * | |
118 | * <p> | |
26d254a3 NR |
119 | * You can also add a fixed text if it starts with a simple-quote ('). |
120 | * </p> | |
121 | * | |
122 | * <p> | |
123 | * Example: "'Contact: |N@10|FN@20|NICK@+|PHOTO@x" | |
124 | * </p> | |
0b0b2b0f NR |
125 | * |
126 | * @param format | |
127 | * the format to use | |
26d254a3 NR |
128 | * @param separator |
129 | * the separator {@link String} to use between fields | |
0b0b2b0f NR |
130 | * |
131 | * @return the {@link String} representation | |
132 | */ | |
26d254a3 | 133 | public String toString(String format, String separator) { |
d5260eeb | 134 | return toString(format, separator, null, -1, true); |
0b0b2b0f NR |
135 | } |
136 | ||
a3b510ab NR |
137 | /** |
138 | * Return a {@link String} representation of this contact formated | |
139 | * accordingly to the given format. | |
140 | * | |
26d254a3 | 141 | * <p> |
a3b510ab NR |
142 | * The format is basically a list of field names separated by a pipe and |
143 | * optionally parametrised. The parameters allows you to: | |
144 | * <ul> | |
26d254a3 | 145 | * <li>@x: show only a present/not present info</li> |
a3b510ab NR |
146 | * <li>@n: limit the size to a fixed value 'n'</li> |
147 | * <li>@+: expand the size of this field as much as possible</li> | |
148 | * </ul> | |
26d254a3 NR |
149 | * </p> |
150 | * | |
151 | * <p> | |
30a4aa17 NR |
152 | * In case of lists or multiple-fields values, you can select a specific |
153 | * list or field with: | |
154 | * <ul> | |
155 | * <li>FIELD@(0): select the first value in a list</li> | |
156 | * <li>FIELD@[1]: select the second field in a multiple-fields value</li> | |
157 | * </ul> | |
158 | * </p> | |
159 | * | |
160 | * <p> | |
26d254a3 NR |
161 | * You can also add a fixed text if it starts with a simple-quote ('). |
162 | * </p> | |
a3b510ab | 163 | * |
26d254a3 NR |
164 | * <p> |
165 | * Example: "'Contact: |N@10|FN@20|NICK@+|PHOTO@x" | |
166 | * </p> | |
a3b510ab NR |
167 | * |
168 | * @param format | |
169 | * the format to use | |
170 | * @param separator | |
171 | * the separator {@link String} to use between fields | |
0b0b2b0f NR |
172 | * @param padding |
173 | * the {@link String} to use for left and right padding | |
a3b510ab NR |
174 | * @param width |
175 | * a fixed width or -1 for "as long as needed" | |
296a0b75 | 176 | * @param unicode |
d5260eeb | 177 | * allow Unicode or only ASCII characters |
296a0b75 | 178 | * |
a3b510ab NR |
179 | * @return the {@link String} representation |
180 | */ | |
0b0b2b0f | 181 | public String toString(String format, String separator, String padding, |
d5260eeb | 182 | int width, boolean unicode) { |
9c8baf0c | 183 | StringBuilder builder = new StringBuilder(); |
a3b510ab | 184 | |
296a0b75 NR |
185 | for (String str : toStringArray(format, separator, padding, width, |
186 | unicode)) { | |
0b0b2b0f NR |
187 | builder.append(str); |
188 | } | |
a3b510ab | 189 | |
0b0b2b0f NR |
190 | return builder.toString(); |
191 | } | |
a3b510ab | 192 | |
0b0b2b0f NR |
193 | /** |
194 | * Return a {@link String} representation of this contact formated | |
195 | * accordingly to the given format, part by part. | |
196 | * | |
26d254a3 | 197 | * <p> |
0b0b2b0f NR |
198 | * The format is basically a list of field names separated by a pipe and |
199 | * optionally parametrised. The parameters allows you to: | |
200 | * <ul> | |
201 | * <li>@x: show only a present/not present info</li> | |
202 | * <li>@n: limit the size to a fixed value 'n'</li> | |
203 | * <li>@+: expand the size of this field as much as possible</li> | |
204 | * </ul> | |
26d254a3 | 205 | * </p> |
0b0b2b0f | 206 | * |
26d254a3 | 207 | * <p> |
30a4aa17 NR |
208 | * In case of lists or multiple-fields values, you can select a specific |
209 | * list or field with: | |
210 | * <ul> | |
211 | * <li>FIELD@(0): select the first value in a list</li> | |
212 | * <li>FIELD@[1]: select the second field in a multiple-fields value</li> | |
213 | * </ul> | |
214 | * </p> | |
215 | * | |
216 | * <p> | |
26d254a3 NR |
217 | * You can also add a fixed text if it starts with a simple-quote ('). |
218 | * </p> | |
219 | * | |
220 | * <p> | |
221 | * Example: "'Contact: |N@10|FN@20|NICK@+|PHOTO@x" | |
222 | * </p> | |
0b0b2b0f NR |
223 | * |
224 | * @param format | |
225 | * the format to use | |
226 | * @param separator | |
227 | * the separator {@link String} to use between fields | |
228 | * @param padding | |
229 | * the {@link String} to use for left and right padding | |
230 | * @param width | |
231 | * a fixed width or -1 for "as long as needed" | |
232 | * | |
296a0b75 NR |
233 | * @param unicode |
234 | * allow Uniode or only ASCII characters | |
235 | * | |
0b0b2b0f NR |
236 | * @return the {@link String} representation |
237 | */ | |
238 | public String[] toStringArray(String format, String separator, | |
296a0b75 | 239 | String padding, int width, boolean unicode) { |
0b0b2b0f NR |
240 | if (width > -1) { |
241 | int numOfFields = format.split("\\|").length; | |
242 | if (separator != null) | |
243 | width -= (numOfFields - 1) * separator.length(); | |
244 | if (padding != null) | |
245 | width -= (numOfFields) * (2 * padding.length()); | |
246 | ||
247 | if (width < 0) | |
248 | width = 0; | |
a3b510ab NR |
249 | } |
250 | ||
0b0b2b0f NR |
251 | List<String> str = new LinkedList<String>(); |
252 | ||
253 | boolean first = true; | |
296a0b75 | 254 | for (String s : toStringArray(format, width, unicode)) { |
0b0b2b0f NR |
255 | if (!first) { |
256 | str.add(separator); | |
257 | } | |
258 | ||
259 | if (padding != null) | |
260 | str.add(padding + s + padding); | |
261 | else | |
262 | str.add(s); | |
263 | ||
264 | first = false; | |
9c8baf0c NR |
265 | } |
266 | ||
0b0b2b0f | 267 | return str.toArray(new String[] {}); |
9c8baf0c NR |
268 | } |
269 | ||
270 | /** | |
271 | * Return a {@link String} representation of this contact formated | |
272 | * accordingly to the given format, part by part. | |
273 | * | |
26d254a3 | 274 | * <p> |
9c8baf0c | 275 | * The format is basically a list of field names separated by a pipe and |
0b0b2b0f NR |
276 | * optionally parametrised. The parameters allows you to: |
277 | * <ul> | |
278 | * <li>@x: show only a present/not present info</li> | |
279 | * <li>@n: limit the size to a fixed value 'n'</li> | |
280 | * <li>@+: expand the size of this field as much as possible</li> | |
281 | * </ul> | |
26d254a3 NR |
282 | * </p> |
283 | * | |
284 | * <p> | |
30a4aa17 NR |
285 | * In case of lists or multiple-fields values, you can select a specific |
286 | * list or field with: | |
287 | * <ul> | |
288 | * <li>FIELD@(0): select the first value in a list</li> | |
289 | * <li>FIELD@[1]: select the second field in a multiple-fields value</li> | |
290 | * </ul> | |
291 | * </p> | |
292 | * | |
293 | * <p> | |
26d254a3 NR |
294 | * You can also add a fixed text if it starts with a simple-quote ('). |
295 | * </p> | |
0b0b2b0f | 296 | * |
26d254a3 NR |
297 | * <p> |
298 | * Example: "'Contact: |N@10|FN@20|NICK@+|PHOTO@x" | |
299 | * </p> | |
9c8baf0c NR |
300 | * |
301 | * @param format | |
302 | * the format to use | |
303 | * @param width | |
304 | * a fixed width or -1 for "as long as needed" | |
296a0b75 NR |
305 | * @param unicode |
306 | * allow Uniode or only ASCII characters | |
d5260eeb | 307 | * |
9c8baf0c NR |
308 | * @return the {@link String} representation |
309 | */ | |
296a0b75 | 310 | public String[] toStringArray(String format, int width, boolean unicode) { |
9c8baf0c NR |
311 | List<String> str = new LinkedList<String>(); |
312 | ||
313 | String[] formatFields = format.split("\\|"); | |
314 | String[] values = new String[formatFields.length]; | |
315 | Boolean[] expandedFields = new Boolean[formatFields.length]; | |
316 | Boolean[] fixedsizeFields = new Boolean[formatFields.length]; | |
317 | int numOfFieldsToExpand = 0; | |
318 | int totalSize = 0; | |
319 | ||
320 | if (width == 0) { | |
0b0b2b0f NR |
321 | for (int i = 0; i < formatFields.length; i++) { |
322 | str.add(""); | |
323 | } | |
bcb54330 | 324 | |
9c8baf0c NR |
325 | return str.toArray(new String[] {}); |
326 | } | |
327 | ||
a3b510ab NR |
328 | for (int i = 0; i < formatFields.length; i++) { |
329 | String field = formatFields[i]; | |
330 | ||
331 | int size = -1; | |
332 | boolean binary = false; | |
333 | boolean expand = false; | |
30a4aa17 NR |
334 | int fieldNum = -1; |
335 | int valueNum = -1; | |
a3b510ab | 336 | |
26d254a3 NR |
337 | if (field.length() > 0 && field.charAt(0) != '\'' |
338 | && field.contains("@")) { | |
a3b510ab NR |
339 | String[] opts = field.split("@"); |
340 | if (opts.length > 0) | |
341 | field = opts[0]; | |
342 | for (int io = 1; io < opts.length; io++) { | |
343 | String opt = opts[io]; | |
344 | if (opt.equals("x")) { | |
345 | binary = true; | |
346 | } else if (opt.equals("+")) { | |
347 | expand = true; | |
348 | numOfFieldsToExpand++; | |
30a4aa17 NR |
349 | } else if (opt.length() > 0 && opt.charAt(0) == '(') { |
350 | try { | |
351 | opt = opt.substring(1, opt.length() - 1); | |
352 | valueNum = Integer.parseInt(opt); | |
353 | } catch (Exception e) { | |
354 | } | |
355 | } else if (opt.length() > 0 && opt.charAt(0) == '[') { | |
356 | try { | |
357 | opt = opt.substring(1, opt.length() - 1); | |
358 | fieldNum = Integer.parseInt(opt); | |
359 | } catch (Exception e) { | |
360 | } | |
a3b510ab NR |
361 | } else { |
362 | try { | |
363 | size = Integer.parseInt(opt); | |
30a4aa17 | 364 | } catch (NumberFormatException e) { |
a3b510ab NR |
365 | } |
366 | } | |
367 | } | |
368 | } | |
369 | ||
26d254a3 NR |
370 | String value = null; |
371 | if (field.length() > 0 && field.charAt(0) == '\'') { | |
372 | value = field.substring(1); | |
30a4aa17 NR |
373 | } else if (valueNum >= 0) { |
374 | List<String> vv = getPreferredData(field).getValues(); | |
375 | if (valueNum < vv.size()) { | |
376 | value = vv.get(valueNum); | |
377 | } | |
378 | } else if (fieldNum >= 0) { | |
379 | List<String> ff = getPreferredData(field).getFields(); | |
380 | if (fieldNum < ff.size()) { | |
381 | value = ff.get(fieldNum); | |
382 | } | |
26d254a3 | 383 | } else { |
59597d59 NR |
384 | // we don't need the *data* in binary mode... |
385 | if (binary) | |
386 | value = getData(field).size() > 0 ? "x" : null; | |
387 | else | |
388 | value = getPreferredDataValue(field); | |
26d254a3 NR |
389 | } |
390 | ||
296a0b75 | 391 | if (value == null) { |
a3b510ab | 392 | value = ""; |
296a0b75 NR |
393 | } else { |
394 | value = StringUtils.sanitize(value, unicode); | |
395 | } | |
a3b510ab NR |
396 | |
397 | if (size > -1) { | |
296a0b75 | 398 | value = StringUtils.padString(value, size); |
a3b510ab NR |
399 | } |
400 | ||
401 | expandedFields[i] = expand; | |
402 | fixedsizeFields[i] = (size > -1); | |
403 | ||
404 | if (binary) { | |
405 | if (value != null && !value.equals("")) | |
406 | values[i] = "x"; | |
407 | else | |
408 | values[i] = " "; | |
409 | totalSize++; | |
410 | } else { | |
411 | values[i] = value; | |
412 | totalSize += value.length(); | |
413 | } | |
414 | } | |
9c8baf0c | 415 | |
a3b510ab NR |
416 | if (width > -1 && totalSize > width) { |
417 | int toDo = totalSize - width; | |
418 | for (int i = fixedsizeFields.length - 1; toDo > 0 && i >= 0; i--) { | |
419 | if (!fixedsizeFields[i]) { | |
420 | int valueLength = values[i].length(); | |
421 | if (valueLength > 0) { | |
422 | if (valueLength >= toDo) { | |
423 | values[i] = values[i].substring(0, valueLength | |
424 | - toDo); | |
425 | toDo = 0; | |
426 | } else { | |
427 | values[i] = ""; | |
428 | toDo -= valueLength; | |
429 | } | |
430 | } | |
431 | } | |
432 | } | |
433 | ||
434 | totalSize = width + toDo; | |
435 | } | |
9c8baf0c | 436 | |
a3b510ab NR |
437 | if (width > -1 && numOfFieldsToExpand > 0) { |
438 | int availablePadding = width - totalSize; | |
439 | ||
440 | if (availablePadding > 0) { | |
441 | int padPerItem = availablePadding / numOfFieldsToExpand; | |
442 | int remainder = availablePadding % numOfFieldsToExpand; | |
443 | ||
444 | for (int i = 0; i < values.length; i++) { | |
445 | if (expandedFields[i]) { | |
446 | if (remainder > 0) { | |
296a0b75 NR |
447 | values[i] = values[i] |
448 | + StringUtils.padString("", remainder); | |
a3b510ab NR |
449 | remainder = 0; |
450 | } | |
451 | if (padPerItem > 0) { | |
296a0b75 NR |
452 | values[i] = values[i] |
453 | + StringUtils.padString("", padPerItem); | |
a3b510ab NR |
454 | } |
455 | } | |
456 | } | |
457 | ||
458 | totalSize = width; | |
459 | } | |
460 | } | |
a3b510ab | 461 | |
9c8baf0c NR |
462 | int currentSize = 0; |
463 | for (int i = 0; i < values.length; i++) { | |
464 | currentSize += addToList(str, values[i], currentSize, width); | |
a3b510ab NR |
465 | } |
466 | ||
9c8baf0c | 467 | return str.toArray(new String[] {}); |
a3b510ab NR |
468 | } |
469 | ||
a3b510ab NR |
470 | /** |
471 | * Update the information from this contact with the information in the | |
472 | * given contact. Non present fields will be removed, new fields will be | |
473 | * added, BKey'ed fields will be completed with the binary information known | |
474 | * by this contact. | |
475 | * | |
476 | * @param vc | |
477 | * the contact with the newer information and optional BKeys | |
478 | */ | |
479 | public void updateFrom(Contact vc) { | |
480 | updateBKeys(false); | |
481 | ||
26d2bd05 | 482 | List<Data> newDatas = new LinkedList<Data>(vc); |
a3b510ab NR |
483 | for (int i = 0; i < newDatas.size(); i++) { |
484 | Data data = newDatas.get(i); | |
485 | int bkey = Parser.getBKey(data); | |
486 | if (bkey >= 0) { | |
487 | if (binaries.containsKey(bkey)) { | |
488 | newDatas.set(i, binaries.get(bkey)); | |
489 | } | |
490 | } | |
491 | } | |
492 | ||
26d2bd05 | 493 | replaceListContent(newDatas); |
a3b510ab | 494 | this.nextBKey = vc.nextBKey; |
78e4af97 NR |
495 | } |
496 | ||
e253bd50 NR |
497 | @Override |
498 | public String getId() { | |
499 | return "" + getPreferredDataValue("UID"); | |
500 | } | |
501 | ||
502 | @Override | |
503 | public String getState() { | |
e4444b0b | 504 | return getId(); |
e253bd50 NR |
505 | } |
506 | ||
78e4af97 NR |
507 | /** |
508 | * Return a {@link String} representation of this contact, in vCard 2.1, | |
509 | * without BKeys. | |
510 | * | |
511 | * @return the {@link String} representation | |
512 | */ | |
513 | @Override | |
514 | public String toString() { | |
59597d59 | 515 | return "[Contact: " + getPreferredDataValue("FN") + "]"; |
78e4af97 NR |
516 | } |
517 | ||
a3b510ab NR |
518 | /** |
519 | * Mark all the binary fields with a BKey number. | |
520 | * | |
521 | * @param force | |
522 | * force the marking, and reset all the numbers. | |
523 | */ | |
524 | protected void updateBKeys(boolean force) { | |
525 | if (force) { | |
526 | binaries = new HashMap<Integer, Data>(); | |
527 | nextBKey = 1; | |
528 | } | |
529 | ||
530 | if (binaries == null) { | |
531 | binaries = new HashMap<Integer, Data>(); | |
532 | } | |
533 | ||
26d2bd05 | 534 | for (Data data : this) { |
a3b510ab NR |
535 | if (data.isBinary() && (data.getB64Key() <= 0 || force)) { |
536 | binaries.put(nextBKey, data); | |
537 | data.resetB64Key(nextBKey++); | |
538 | } | |
539 | } | |
540 | } | |
541 | ||
a3b510ab | 542 | /** |
26d2bd05 NR |
543 | * Load the data from the given {@link File} under the given {@link Format}. |
544 | * | |
545 | * @param file | |
546 | * the {@link File} to load from | |
547 | * @param format | |
548 | * the {@link Format} to load as | |
549 | * | |
550 | * @return the list of elements | |
551 | * @throws IOException | |
552 | * in case of IO error | |
a3b510ab | 553 | */ |
26d2bd05 NR |
554 | static private List<Data> load(List<Data> content) { |
555 | List<Data> datas = new ArrayList<Data>(); | |
a3b510ab | 556 | |
26d2bd05 NR |
557 | boolean fn = false; |
558 | boolean n = false; | |
e253bd50 | 559 | boolean uid = false; |
26d2bd05 NR |
560 | if (content != null) { |
561 | for (Data data : content) { | |
562 | if (data.getName().equals("N")) { | |
563 | n = true; | |
564 | } else if (data.getName().equals("FN")) { | |
565 | fn = true; | |
e253bd50 NR |
566 | } else if (data.getName().equals("UID")) { |
567 | uid = true; | |
26d2bd05 NR |
568 | } |
569 | ||
570 | if (!data.getName().equals("VERSION")) { | |
571 | datas.add(data); | |
572 | } | |
573 | } | |
78e4af97 | 574 | } |
78e4af97 | 575 | |
26d2bd05 | 576 | // required fields: |
e253bd50 | 577 | if (!n) // required since vCard 3.0, supported in 2.1 |
26d2bd05 | 578 | datas.add(new Data(null, "N", "", null)); |
e253bd50 | 579 | if (!fn) // not required anymore but still supported in 4.0 |
26d2bd05 | 580 | datas.add(new Data(null, "FN", "", null)); |
e253bd50 NR |
581 | if (!uid) // supported by vCard, required by this program |
582 | datas.add(new Data(null, "UID", UUID.randomUUID().toString(), null)); | |
26d2bd05 NR |
583 | |
584 | return datas; | |
a3b510ab | 585 | } |
296a0b75 | 586 | |
bcb54330 | 587 | /** |
78e4af97 NR |
588 | * Add a {@link String} to the given {@link List}, but make sure it does not |
589 | * exceed the maximum size, and truncate it if needed to fit. | |
bcb54330 | 590 | * |
78e4af97 NR |
591 | * @param list |
592 | * @param add | |
593 | * @param currentSize | |
594 | * @param maxSize | |
595 | * @return | |
bcb54330 | 596 | */ |
78e4af97 NR |
597 | static private int addToList(List<String> list, String add, |
598 | int currentSize, int maxSize) { | |
599 | if (add == null || add.length() == 0) { | |
600 | if (add != null) | |
601 | list.add(add); | |
602 | return 0; | |
603 | } | |
604 | ||
605 | if (maxSize > -1) { | |
606 | if (currentSize < maxSize) { | |
607 | if (currentSize + add.length() >= maxSize) { | |
608 | add = add.substring(0, maxSize - currentSize); | |
bcb54330 | 609 | } |
78e4af97 NR |
610 | } else { |
611 | add = ""; | |
bcb54330 NR |
612 | } |
613 | } | |
614 | ||
78e4af97 NR |
615 | list.add(add); |
616 | return add.length(); | |
bcb54330 | 617 | } |
a3b510ab | 618 | } |