Commit | Line | Data |
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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; | |
7da41ecd | 14 | import be.nikiroo.jvcard.resources.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 NR |
133 | public String toString(String format, String separator) { |
134 | return toString(format, separator, null, -1, true, false); | |
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" | |
176 | * | |
296a0b75 NR |
177 | * @param unicode |
178 | * allow Uniode or only ASCII characters | |
179 | * | |
a3b510ab NR |
180 | * @return the {@link String} representation |
181 | */ | |
0b0b2b0f | 182 | public String toString(String format, String separator, String padding, |
296a0b75 | 183 | int width, boolean unicode, boolean removeAccents) { |
9c8baf0c | 184 | StringBuilder builder = new StringBuilder(); |
a3b510ab | 185 | |
296a0b75 NR |
186 | for (String str : toStringArray(format, separator, padding, width, |
187 | unicode)) { | |
0b0b2b0f NR |
188 | builder.append(str); |
189 | } | |
a3b510ab | 190 | |
0b0b2b0f NR |
191 | return builder.toString(); |
192 | } | |
a3b510ab | 193 | |
0b0b2b0f NR |
194 | /** |
195 | * Return a {@link String} representation of this contact formated | |
196 | * accordingly to the given format, part by part. | |
197 | * | |
26d254a3 | 198 | * <p> |
0b0b2b0f NR |
199 | * The format is basically a list of field names separated by a pipe and |
200 | * optionally parametrised. The parameters allows you to: | |
201 | * <ul> | |
202 | * <li>@x: show only a present/not present info</li> | |
203 | * <li>@n: limit the size to a fixed value 'n'</li> | |
204 | * <li>@+: expand the size of this field as much as possible</li> | |
205 | * </ul> | |
26d254a3 | 206 | * </p> |
0b0b2b0f | 207 | * |
26d254a3 | 208 | * <p> |
30a4aa17 NR |
209 | * In case of lists or multiple-fields values, you can select a specific |
210 | * list or field with: | |
211 | * <ul> | |
212 | * <li>FIELD@(0): select the first value in a list</li> | |
213 | * <li>FIELD@[1]: select the second field in a multiple-fields value</li> | |
214 | * </ul> | |
215 | * </p> | |
216 | * | |
217 | * <p> | |
26d254a3 NR |
218 | * You can also add a fixed text if it starts with a simple-quote ('). |
219 | * </p> | |
220 | * | |
221 | * <p> | |
222 | * Example: "'Contact: |N@10|FN@20|NICK@+|PHOTO@x" | |
223 | * </p> | |
0b0b2b0f NR |
224 | * |
225 | * @param format | |
226 | * the format to use | |
227 | * @param separator | |
228 | * the separator {@link String} to use between fields | |
229 | * @param padding | |
230 | * the {@link String} to use for left and right padding | |
231 | * @param width | |
232 | * a fixed width or -1 for "as long as needed" | |
233 | * | |
296a0b75 NR |
234 | * @param unicode |
235 | * allow Uniode or only ASCII characters | |
236 | * | |
0b0b2b0f NR |
237 | * @return the {@link String} representation |
238 | */ | |
239 | public String[] toStringArray(String format, String separator, | |
296a0b75 | 240 | String padding, int width, boolean unicode) { |
0b0b2b0f NR |
241 | if (width > -1) { |
242 | int numOfFields = format.split("\\|").length; | |
243 | if (separator != null) | |
244 | width -= (numOfFields - 1) * separator.length(); | |
245 | if (padding != null) | |
246 | width -= (numOfFields) * (2 * padding.length()); | |
247 | ||
248 | if (width < 0) | |
249 | width = 0; | |
a3b510ab NR |
250 | } |
251 | ||
0b0b2b0f NR |
252 | List<String> str = new LinkedList<String>(); |
253 | ||
254 | boolean first = true; | |
296a0b75 | 255 | for (String s : toStringArray(format, width, unicode)) { |
0b0b2b0f NR |
256 | if (!first) { |
257 | str.add(separator); | |
258 | } | |
259 | ||
260 | if (padding != null) | |
261 | str.add(padding + s + padding); | |
262 | else | |
263 | str.add(s); | |
264 | ||
265 | first = false; | |
9c8baf0c NR |
266 | } |
267 | ||
0b0b2b0f | 268 | return str.toArray(new String[] {}); |
9c8baf0c NR |
269 | } |
270 | ||
271 | /** | |
272 | * Return a {@link String} representation of this contact formated | |
273 | * accordingly to the given format, part by part. | |
274 | * | |
26d254a3 | 275 | * <p> |
9c8baf0c | 276 | * The format is basically a list of field names separated by a pipe and |
0b0b2b0f NR |
277 | * optionally parametrised. The parameters allows you to: |
278 | * <ul> | |
279 | * <li>@x: show only a present/not present info</li> | |
280 | * <li>@n: limit the size to a fixed value 'n'</li> | |
281 | * <li>@+: expand the size of this field as much as possible</li> | |
282 | * </ul> | |
26d254a3 NR |
283 | * </p> |
284 | * | |
285 | * <p> | |
30a4aa17 NR |
286 | * In case of lists or multiple-fields values, you can select a specific |
287 | * list or field with: | |
288 | * <ul> | |
289 | * <li>FIELD@(0): select the first value in a list</li> | |
290 | * <li>FIELD@[1]: select the second field in a multiple-fields value</li> | |
291 | * </ul> | |
292 | * </p> | |
293 | * | |
294 | * <p> | |
26d254a3 NR |
295 | * You can also add a fixed text if it starts with a simple-quote ('). |
296 | * </p> | |
0b0b2b0f | 297 | * |
26d254a3 NR |
298 | * <p> |
299 | * Example: "'Contact: |N@10|FN@20|NICK@+|PHOTO@x" | |
300 | * </p> | |
9c8baf0c NR |
301 | * |
302 | * @param format | |
303 | * the format to use | |
304 | * @param width | |
305 | * a fixed width or -1 for "as long as needed" | |
296a0b75 NR |
306 | * @param unicode |
307 | * allow Uniode or only ASCII characters | |
308 | * | |
9c8baf0c NR |
309 | * @return the {@link String} representation |
310 | */ | |
296a0b75 | 311 | public String[] toStringArray(String format, int width, boolean unicode) { |
9c8baf0c NR |
312 | List<String> str = new LinkedList<String>(); |
313 | ||
314 | String[] formatFields = format.split("\\|"); | |
315 | String[] values = new String[formatFields.length]; | |
316 | Boolean[] expandedFields = new Boolean[formatFields.length]; | |
317 | Boolean[] fixedsizeFields = new Boolean[formatFields.length]; | |
318 | int numOfFieldsToExpand = 0; | |
319 | int totalSize = 0; | |
320 | ||
321 | if (width == 0) { | |
0b0b2b0f NR |
322 | for (int i = 0; i < formatFields.length; i++) { |
323 | str.add(""); | |
324 | } | |
bcb54330 | 325 | |
9c8baf0c NR |
326 | return str.toArray(new String[] {}); |
327 | } | |
328 | ||
a3b510ab NR |
329 | for (int i = 0; i < formatFields.length; i++) { |
330 | String field = formatFields[i]; | |
331 | ||
332 | int size = -1; | |
333 | boolean binary = false; | |
334 | boolean expand = false; | |
30a4aa17 NR |
335 | int fieldNum = -1; |
336 | int valueNum = -1; | |
a3b510ab | 337 | |
26d254a3 NR |
338 | if (field.length() > 0 && field.charAt(0) != '\'' |
339 | && field.contains("@")) { | |
a3b510ab NR |
340 | String[] opts = field.split("@"); |
341 | if (opts.length > 0) | |
342 | field = opts[0]; | |
343 | for (int io = 1; io < opts.length; io++) { | |
344 | String opt = opts[io]; | |
345 | if (opt.equals("x")) { | |
346 | binary = true; | |
347 | } else if (opt.equals("+")) { | |
348 | expand = true; | |
349 | numOfFieldsToExpand++; | |
30a4aa17 NR |
350 | } else if (opt.length() > 0 && opt.charAt(0) == '(') { |
351 | try { | |
352 | opt = opt.substring(1, opt.length() - 1); | |
353 | valueNum = Integer.parseInt(opt); | |
354 | } catch (Exception e) { | |
355 | } | |
356 | } else if (opt.length() > 0 && opt.charAt(0) == '[') { | |
357 | try { | |
358 | opt = opt.substring(1, opt.length() - 1); | |
359 | fieldNum = Integer.parseInt(opt); | |
360 | } catch (Exception e) { | |
361 | } | |
a3b510ab NR |
362 | } else { |
363 | try { | |
364 | size = Integer.parseInt(opt); | |
30a4aa17 | 365 | } catch (NumberFormatException e) { |
a3b510ab NR |
366 | } |
367 | } | |
368 | } | |
369 | } | |
370 | ||
26d254a3 NR |
371 | String value = null; |
372 | if (field.length() > 0 && field.charAt(0) == '\'') { | |
373 | value = field.substring(1); | |
30a4aa17 NR |
374 | } else if (valueNum >= 0) { |
375 | List<String> vv = getPreferredData(field).getValues(); | |
376 | if (valueNum < vv.size()) { | |
377 | value = vv.get(valueNum); | |
378 | } | |
379 | } else if (fieldNum >= 0) { | |
380 | List<String> ff = getPreferredData(field).getFields(); | |
381 | if (fieldNum < ff.size()) { | |
382 | value = ff.get(fieldNum); | |
383 | } | |
26d254a3 | 384 | } else { |
59597d59 NR |
385 | // we don't need the *data* in binary mode... |
386 | if (binary) | |
387 | value = getData(field).size() > 0 ? "x" : null; | |
388 | else | |
389 | value = getPreferredDataValue(field); | |
26d254a3 NR |
390 | } |
391 | ||
296a0b75 | 392 | if (value == null) { |
a3b510ab | 393 | value = ""; |
296a0b75 NR |
394 | } else { |
395 | value = StringUtils.sanitize(value, unicode); | |
396 | } | |
a3b510ab NR |
397 | |
398 | if (size > -1) { | |
296a0b75 | 399 | value = StringUtils.padString(value, size); |
a3b510ab NR |
400 | } |
401 | ||
402 | expandedFields[i] = expand; | |
403 | fixedsizeFields[i] = (size > -1); | |
404 | ||
405 | if (binary) { | |
406 | if (value != null && !value.equals("")) | |
407 | values[i] = "x"; | |
408 | else | |
409 | values[i] = " "; | |
410 | totalSize++; | |
411 | } else { | |
412 | values[i] = value; | |
413 | totalSize += value.length(); | |
414 | } | |
415 | } | |
9c8baf0c | 416 | |
a3b510ab NR |
417 | if (width > -1 && totalSize > width) { |
418 | int toDo = totalSize - width; | |
419 | for (int i = fixedsizeFields.length - 1; toDo > 0 && i >= 0; i--) { | |
420 | if (!fixedsizeFields[i]) { | |
421 | int valueLength = values[i].length(); | |
422 | if (valueLength > 0) { | |
423 | if (valueLength >= toDo) { | |
424 | values[i] = values[i].substring(0, valueLength | |
425 | - toDo); | |
426 | toDo = 0; | |
427 | } else { | |
428 | values[i] = ""; | |
429 | toDo -= valueLength; | |
430 | } | |
431 | } | |
432 | } | |
433 | } | |
434 | ||
435 | totalSize = width + toDo; | |
436 | } | |
9c8baf0c | 437 | |
a3b510ab NR |
438 | if (width > -1 && numOfFieldsToExpand > 0) { |
439 | int availablePadding = width - totalSize; | |
440 | ||
441 | if (availablePadding > 0) { | |
442 | int padPerItem = availablePadding / numOfFieldsToExpand; | |
443 | int remainder = availablePadding % numOfFieldsToExpand; | |
444 | ||
445 | for (int i = 0; i < values.length; i++) { | |
446 | if (expandedFields[i]) { | |
447 | if (remainder > 0) { | |
296a0b75 NR |
448 | values[i] = values[i] |
449 | + StringUtils.padString("", remainder); | |
a3b510ab NR |
450 | remainder = 0; |
451 | } | |
452 | if (padPerItem > 0) { | |
296a0b75 NR |
453 | values[i] = values[i] |
454 | + StringUtils.padString("", padPerItem); | |
a3b510ab NR |
455 | } |
456 | } | |
457 | } | |
458 | ||
459 | totalSize = width; | |
460 | } | |
461 | } | |
a3b510ab | 462 | |
9c8baf0c NR |
463 | int currentSize = 0; |
464 | for (int i = 0; i < values.length; i++) { | |
465 | currentSize += addToList(str, values[i], currentSize, width); | |
a3b510ab NR |
466 | } |
467 | ||
9c8baf0c | 468 | return str.toArray(new String[] {}); |
a3b510ab NR |
469 | } |
470 | ||
a3b510ab NR |
471 | /** |
472 | * Update the information from this contact with the information in the | |
473 | * given contact. Non present fields will be removed, new fields will be | |
474 | * added, BKey'ed fields will be completed with the binary information known | |
475 | * by this contact. | |
476 | * | |
477 | * @param vc | |
478 | * the contact with the newer information and optional BKeys | |
479 | */ | |
480 | public void updateFrom(Contact vc) { | |
481 | updateBKeys(false); | |
482 | ||
26d2bd05 | 483 | List<Data> newDatas = new LinkedList<Data>(vc); |
a3b510ab NR |
484 | for (int i = 0; i < newDatas.size(); i++) { |
485 | Data data = newDatas.get(i); | |
486 | int bkey = Parser.getBKey(data); | |
487 | if (bkey >= 0) { | |
488 | if (binaries.containsKey(bkey)) { | |
489 | newDatas.set(i, binaries.get(bkey)); | |
490 | } | |
491 | } | |
492 | } | |
493 | ||
26d2bd05 | 494 | replaceListContent(newDatas); |
a3b510ab | 495 | this.nextBKey = vc.nextBKey; |
78e4af97 NR |
496 | } |
497 | ||
e253bd50 NR |
498 | @Override |
499 | public String getId() { | |
500 | return "" + getPreferredDataValue("UID"); | |
501 | } | |
502 | ||
503 | @Override | |
504 | public String getState() { | |
e4444b0b | 505 | return getId(); |
e253bd50 NR |
506 | } |
507 | ||
78e4af97 NR |
508 | /** |
509 | * Return a {@link String} representation of this contact, in vCard 2.1, | |
510 | * without BKeys. | |
511 | * | |
512 | * @return the {@link String} representation | |
513 | */ | |
514 | @Override | |
515 | public String toString() { | |
59597d59 | 516 | return "[Contact: " + getPreferredDataValue("FN") + "]"; |
78e4af97 NR |
517 | } |
518 | ||
a3b510ab NR |
519 | /** |
520 | * Mark all the binary fields with a BKey number. | |
521 | * | |
522 | * @param force | |
523 | * force the marking, and reset all the numbers. | |
524 | */ | |
525 | protected void updateBKeys(boolean force) { | |
526 | if (force) { | |
527 | binaries = new HashMap<Integer, Data>(); | |
528 | nextBKey = 1; | |
529 | } | |
530 | ||
531 | if (binaries == null) { | |
532 | binaries = new HashMap<Integer, Data>(); | |
533 | } | |
534 | ||
26d2bd05 | 535 | for (Data data : this) { |
a3b510ab NR |
536 | if (data.isBinary() && (data.getB64Key() <= 0 || force)) { |
537 | binaries.put(nextBKey, data); | |
538 | data.resetB64Key(nextBKey++); | |
539 | } | |
540 | } | |
541 | } | |
542 | ||
a3b510ab | 543 | /** |
26d2bd05 NR |
544 | * Load the data from the given {@link File} under the given {@link Format}. |
545 | * | |
546 | * @param file | |
547 | * the {@link File} to load from | |
548 | * @param format | |
549 | * the {@link Format} to load as | |
550 | * | |
551 | * @return the list of elements | |
552 | * @throws IOException | |
553 | * in case of IO error | |
a3b510ab | 554 | */ |
26d2bd05 NR |
555 | static private List<Data> load(List<Data> content) { |
556 | List<Data> datas = new ArrayList<Data>(); | |
a3b510ab | 557 | |
26d2bd05 NR |
558 | boolean fn = false; |
559 | boolean n = false; | |
e253bd50 | 560 | boolean uid = false; |
26d2bd05 NR |
561 | if (content != null) { |
562 | for (Data data : content) { | |
563 | if (data.getName().equals("N")) { | |
564 | n = true; | |
565 | } else if (data.getName().equals("FN")) { | |
566 | fn = true; | |
e253bd50 NR |
567 | } else if (data.getName().equals("UID")) { |
568 | uid = true; | |
26d2bd05 NR |
569 | } |
570 | ||
571 | if (!data.getName().equals("VERSION")) { | |
572 | datas.add(data); | |
573 | } | |
574 | } | |
78e4af97 | 575 | } |
78e4af97 | 576 | |
26d2bd05 | 577 | // required fields: |
e253bd50 | 578 | if (!n) // required since vCard 3.0, supported in 2.1 |
26d2bd05 | 579 | datas.add(new Data(null, "N", "", null)); |
e253bd50 | 580 | if (!fn) // not required anymore but still supported in 4.0 |
26d2bd05 | 581 | datas.add(new Data(null, "FN", "", null)); |
e253bd50 NR |
582 | if (!uid) // supported by vCard, required by this program |
583 | datas.add(new Data(null, "UID", UUID.randomUUID().toString(), null)); | |
26d2bd05 NR |
584 | |
585 | return datas; | |
a3b510ab | 586 | } |
296a0b75 | 587 | |
bcb54330 | 588 | /** |
78e4af97 NR |
589 | * Add a {@link String} to the given {@link List}, but make sure it does not |
590 | * exceed the maximum size, and truncate it if needed to fit. | |
bcb54330 | 591 | * |
78e4af97 NR |
592 | * @param list |
593 | * @param add | |
594 | * @param currentSize | |
595 | * @param maxSize | |
596 | * @return | |
bcb54330 | 597 | */ |
78e4af97 NR |
598 | static private int addToList(List<String> list, String add, |
599 | int currentSize, int maxSize) { | |
600 | if (add == null || add.length() == 0) { | |
601 | if (add != null) | |
602 | list.add(add); | |
603 | return 0; | |
604 | } | |
605 | ||
606 | if (maxSize > -1) { | |
607 | if (currentSize < maxSize) { | |
608 | if (currentSize + add.length() >= maxSize) { | |
609 | add = add.substring(0, maxSize - currentSize); | |
bcb54330 | 610 | } |
78e4af97 NR |
611 | } else { |
612 | add = ""; | |
bcb54330 NR |
613 | } |
614 | } | |
615 | ||
78e4af97 NR |
616 | list.add(add); |
617 | return add.length(); | |
bcb54330 | 618 | } |
a3b510ab | 619 | } |