Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
Yaml |
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| 1.1864406779661016;1.186 | ||||
Yaml$1 |
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Yaml$2 |
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Yaml$3 |
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Yaml$EventIterable |
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Yaml$NodeIterable |
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Yaml$SilentEmitter |
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Yaml$YamlIterable |
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| 1.1864406779661016;1.186 |
1 | /** | |
2 | * Copyright (c) 2008-2011, http://www.snakeyaml.org | |
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 | ||
17 | package org.yaml.snakeyaml; | |
18 | ||
19 | import java.io.IOException; | |
20 | import java.io.InputStream; | |
21 | import java.io.Reader; | |
22 | import java.io.StringReader; | |
23 | import java.io.StringWriter; | |
24 | import java.io.Writer; | |
25 | import java.util.ArrayList; | |
26 | import java.util.Iterator; | |
27 | import java.util.List; | |
28 | import java.util.regex.Pattern; | |
29 | ||
30 | import org.yaml.snakeyaml.DumperOptions.FlowStyle; | |
31 | import org.yaml.snakeyaml.composer.Composer; | |
32 | import org.yaml.snakeyaml.constructor.BaseConstructor; | |
33 | import org.yaml.snakeyaml.constructor.Constructor; | |
34 | import org.yaml.snakeyaml.emitter.Emitable; | |
35 | import org.yaml.snakeyaml.emitter.Emitter; | |
36 | import org.yaml.snakeyaml.error.YAMLException; | |
37 | import org.yaml.snakeyaml.events.Event; | |
38 | import org.yaml.snakeyaml.introspector.BeanAccess; | |
39 | import org.yaml.snakeyaml.nodes.Node; | |
40 | import org.yaml.snakeyaml.nodes.Tag; | |
41 | import org.yaml.snakeyaml.parser.Parser; | |
42 | import org.yaml.snakeyaml.parser.ParserImpl; | |
43 | import org.yaml.snakeyaml.reader.StreamReader; | |
44 | import org.yaml.snakeyaml.reader.UnicodeReader; | |
45 | import org.yaml.snakeyaml.representer.Representer; | |
46 | import org.yaml.snakeyaml.resolver.Resolver; | |
47 | import org.yaml.snakeyaml.serializer.Serializer; | |
48 | ||
49 | /** | |
50 | * Public YAML interface. Each Thread must have its own instance. | |
51 | */ | |
52 | public class Yaml { | |
53 | protected final Resolver resolver; | |
54 | private String name; | |
55 | protected BaseConstructor constructor; | |
56 | protected Representer representer; | |
57 | protected DumperOptions dumperOptions; | |
58 | protected LoaderOptions loaderOptions; | |
59 | ||
60 | /** | |
61 | * Create Yaml instance. It is safe to create a few instances and use them | |
62 | * in different Threads. | |
63 | */ | |
64 | public Yaml() { | |
65 | 3634 | this(new Constructor(), new LoaderOptions(), new Representer(), new DumperOptions(), |
66 | new Resolver()); | |
67 | 3634 | } |
68 | ||
69 | public Yaml(LoaderOptions loaderOptions) { | |
70 | 3 | this(new Constructor(), loaderOptions, new Representer(), new DumperOptions(), |
71 | new Resolver()); | |
72 | 3 | } |
73 | ||
74 | /** | |
75 | * Create Yaml instance. | |
76 | * | |
77 | * @param dumperOptions | |
78 | * DumperOptions to configure outgoing objects | |
79 | */ | |
80 | public Yaml(DumperOptions dumperOptions) { | |
81 | 77 | this(new Constructor(), new Representer(), dumperOptions); |
82 | 77 | } |
83 | ||
84 | /** | |
85 | * Create Yaml instance. It is safe to create a few instances and use them | |
86 | * in different Threads. | |
87 | * | |
88 | * @param representer | |
89 | * Representer to emit outgoing objects | |
90 | */ | |
91 | public Yaml(Representer representer) { | |
92 | 28 | this(new Constructor(), representer); |
93 | 28 | } |
94 | ||
95 | /** | |
96 | * Create Yaml instance. It is safe to create a few instances and use them | |
97 | * in different Threads. | |
98 | * | |
99 | * @param constructor | |
100 | * BaseConstructor to construct incoming documents | |
101 | */ | |
102 | public Yaml(BaseConstructor constructor) { | |
103 | 175 | this(constructor, new Representer()); |
104 | 175 | } |
105 | ||
106 | /** | |
107 | * Create Yaml instance. It is safe to create a few instances and use them | |
108 | * in different Threads. | |
109 | * | |
110 | * @param constructor | |
111 | * BaseConstructor to construct incoming documents | |
112 | * @param representer | |
113 | * Representer to emit outgoing objects | |
114 | */ | |
115 | public Yaml(BaseConstructor constructor, Representer representer) { | |
116 | 215 | this(constructor, representer, new DumperOptions()); |
117 | 215 | } |
118 | ||
119 | /** | |
120 | * Create Yaml instance. It is safe to create a few instances and use them | |
121 | * in different Threads. | |
122 | * | |
123 | * @param representer | |
124 | * Representer to emit outgoing objects | |
125 | * @param dumperOptions | |
126 | * DumperOptions to configure outgoing objects | |
127 | */ | |
128 | public Yaml(Representer representer, DumperOptions dumperOptions) { | |
129 | 25 | this(new Constructor(), representer, dumperOptions, new Resolver()); |
130 | 25 | } |
131 | ||
132 | /** | |
133 | * Create Yaml instance. It is safe to create a few instances and use them | |
134 | * in different Threads. | |
135 | * | |
136 | * @param constructor | |
137 | * BaseConstructor to construct incoming documents | |
138 | * @param representer | |
139 | * Representer to emit outgoing objects | |
140 | * @param dumperOptions | |
141 | * DumperOptions to configure outgoing objects | |
142 | */ | |
143 | public Yaml(BaseConstructor constructor, Representer representer, DumperOptions dumperOptions) { | |
144 | 294 | this(constructor, representer, dumperOptions, new Resolver()); |
145 | 294 | } |
146 | ||
147 | /** | |
148 | * Create Yaml instance. It is safe to create a few instances and use them | |
149 | * in different Threads. | |
150 | * | |
151 | * @param constructor | |
152 | * BaseConstructor to construct incoming documents | |
153 | * @param representer | |
154 | * Representer to emit outgoing objects | |
155 | * @param dumperOptions | |
156 | * DumperOptions to configure outgoing objects | |
157 | * @param resolver | |
158 | * Resolver to detect implicit type | |
159 | */ | |
160 | public Yaml(BaseConstructor constructor, Representer representer, DumperOptions dumperOptions, | |
161 | Resolver resolver) { | |
162 | 326 | this(constructor, new LoaderOptions(), representer, dumperOptions, resolver); |
163 | 326 | } |
164 | ||
165 | /** | |
166 | * Create Yaml instance. It is safe to create a few instances and use them | |
167 | * in different Threads. | |
168 | * | |
169 | * @param constructor | |
170 | * BaseConstructor to construct incoming documents | |
171 | * @param loaderOptions | |
172 | * LoaderOptions to control construction process | |
173 | * @param representer | |
174 | * Representer to emit outgoing objects | |
175 | * @param dumperOptions | |
176 | * DumperOptions to configure outgoing objects | |
177 | * @param resolver | |
178 | * Resolver to detect implicit type | |
179 | */ | |
180 | public Yaml(BaseConstructor constructor, LoaderOptions loaderOptions, Representer representer, | |
181 | 3963 | DumperOptions dumperOptions, Resolver resolver) { |
182 | 3963 | if (!constructor.isExplicitPropertyUtils()) { |
183 | 3961 | constructor.setPropertyUtils(representer.getPropertyUtils()); |
184 | 2 | } else if (!representer.isExplicitPropertyUtils()) { |
185 | 1 | representer.setPropertyUtils(constructor.getPropertyUtils()); |
186 | } | |
187 | 3963 | this.constructor = constructor; |
188 | 3963 | this.loaderOptions = loaderOptions; |
189 | 3963 | representer.setDefaultFlowStyle(dumperOptions.getDefaultFlowStyle()); |
190 | 3963 | representer.setDefaultScalarStyle(dumperOptions.getDefaultScalarStyle()); |
191 | 3963 | representer.getPropertyUtils().setAllowReadOnlyProperties( |
192 | dumperOptions.isAllowReadOnlyProperties()); | |
193 | 3963 | this.representer = representer; |
194 | 3963 | this.dumperOptions = dumperOptions; |
195 | 3963 | this.resolver = resolver; |
196 | 3963 | this.name = "Yaml:" + System.identityHashCode(this); |
197 | 3963 | } |
198 | ||
199 | /** | |
200 | * Serialize a Java object into a YAML String. | |
201 | * | |
202 | * @param data | |
203 | * Java object to be Serialized to YAML | |
204 | * @return YAML String | |
205 | */ | |
206 | public String dump(Object data) { | |
207 | 3266 | List<Object> list = new ArrayList<Object>(1); |
208 | 3266 | list.add(data); |
209 | 3266 | return dumpAll(list.iterator()); |
210 | } | |
211 | ||
212 | /** | |
213 | * Produce the corresponding representation tree for a given Object. | |
214 | * | |
215 | * @see http://yaml.org/spec/1.1/#id859333 | |
216 | * @param data | |
217 | * instance to build the representation tree for | |
218 | * @return representation tree | |
219 | */ | |
220 | public Node represent(Object data) { | |
221 | 3 | return representer.represent(data); |
222 | } | |
223 | ||
224 | /** | |
225 | * Serialize a sequence of Java objects into a YAML String. | |
226 | * | |
227 | * @param data | |
228 | * Iterator with Objects | |
229 | * @return YAML String with all the objects in proper sequence | |
230 | */ | |
231 | public String dumpAll(Iterator<? extends Object> data) { | |
232 | 3267 | StringWriter buffer = new StringWriter(); |
233 | 3267 | dumpAll(data, buffer); |
234 | 3258 | return buffer.toString(); |
235 | } | |
236 | ||
237 | /** | |
238 | * Serialize a Java object into a YAML stream. | |
239 | * | |
240 | * @param data | |
241 | * Java object to be serialized to YAML | |
242 | * @param output | |
243 | * stream to write to | |
244 | */ | |
245 | public void dump(Object data, Writer output) { | |
246 | 48 | List<Object> list = new ArrayList<Object>(1); |
247 | 48 | list.add(data); |
248 | 48 | dumpAll(list.iterator(), output); |
249 | 46 | } |
250 | ||
251 | /** | |
252 | * Serialize a sequence of Java objects into a YAML stream. | |
253 | * | |
254 | * @param data | |
255 | * Iterator with Objects | |
256 | * @param output | |
257 | * stream to write to | |
258 | */ | |
259 | @SuppressWarnings("deprecation") | |
260 | public void dumpAll(Iterator<? extends Object> data, Writer output) { | |
261 | 3318 | dumpAll(data, output, dumperOptions.getExplicitRoot()); |
262 | 3307 | } |
263 | ||
264 | private void dumpAll(Iterator<? extends Object> data, Writer output, Tag rootTag) { | |
265 | 16385 | Serializer serializer = new Serializer(new Emitter(output, dumperOptions), resolver, |
266 | dumperOptions, rootTag); | |
267 | try { | |
268 | 16385 | serializer.open(); |
269 | 32765 | while (data.hasNext()) { |
270 | 16391 | Node node = representer.represent(data.next()); |
271 | 16382 | serializer.serialize(node); |
272 | 16380 | } |
273 | 16374 | serializer.close(); |
274 | 2 | } catch (java.io.IOException e) { |
275 | 2 | throw new YAMLException(e); |
276 | 16374 | } |
277 | 16374 | } |
278 | ||
279 | /** | |
280 | * <p> | |
281 | * Serialize a Java object into a YAML string. Override the default root tag | |
282 | * with <code>rootTag</code>. | |
283 | * </p> | |
284 | * | |
285 | * <p> | |
286 | * This method is similar to <code>Yaml.dump(data)</code> except that the | |
287 | * root tag for the whole document is replaced with the given tag. This has | |
288 | * two main uses. | |
289 | * </p> | |
290 | * | |
291 | * <p> | |
292 | * First, if the root tag is replaced with a standard YAML tag, such as | |
293 | * <code>Tag.MAP</code>, then the object will be dumped as a map. The root | |
294 | * tag will appear as <code>!!map</code>, or blank (implicit !!map). | |
295 | * </p> | |
296 | * | |
297 | * <p> | |
298 | * Second, if the root tag is replaced by a different custom tag, then the | |
299 | * document appears to be a different type when loaded. For example, if an | |
300 | * instance of MyClass is dumped with the tag !!YourClass, then it will be | |
301 | * handled as an instance of YourClass when loaded. | |
302 | * </p> | |
303 | * | |
304 | * @param data | |
305 | * Java object to be serialized to YAML | |
306 | * @param rootTag | |
307 | * the tag for the whole YAML document. The tag should be Tag.MAP | |
308 | * for a JavaBean to make the tag disappear (to use implicit tag | |
309 | * !!map). If <code>null</code> is provided then the standard tag | |
310 | * with the full class name is used. | |
311 | * @param flowStyle | |
312 | * flow style for the whole document. See Chapter 10. Collection | |
313 | * Styles http://yaml.org/spec/1.1/#id930798. If | |
314 | * <code>null</code> is provided then the flow style from | |
315 | * DumperOptions is used. | |
316 | * | |
317 | * @return YAML String | |
318 | */ | |
319 | public String dumpAs(Object data, Tag rootTag, FlowStyle flowStyle) { | |
320 | 13067 | FlowStyle oldStyle = representer.getDefaultFlowStyle(); |
321 | 13067 | if (flowStyle != null) { |
322 | 13065 | representer.setDefaultFlowStyle(flowStyle); |
323 | } | |
324 | 13067 | List<Object> list = new ArrayList<Object>(1); |
325 | 13067 | list.add(data); |
326 | 13067 | StringWriter buffer = new StringWriter(); |
327 | 13067 | dumpAll(list.iterator(), buffer, rootTag); |
328 | 13067 | representer.setDefaultFlowStyle(oldStyle); |
329 | 13067 | return buffer.toString(); |
330 | } | |
331 | ||
332 | /** | |
333 | * <p> | |
334 | * Serialize a Java object into a YAML string. Override the default root tag | |
335 | * with <code>Tag.MAP</code>. | |
336 | * </p> | |
337 | * <p> | |
338 | * This method is similar to <code>Yaml.dump(data)</code> except that the | |
339 | * root tag for the whole document is replaced with <code>Tag.MAP</code> tag | |
340 | * (implicit !!map). | |
341 | * </p> | |
342 | * <p> | |
343 | * Block Mapping is used as the collection style. See 10.2.2. Block Mappings | |
344 | * (http://yaml.org/spec/1.1/#id934537) | |
345 | * </p> | |
346 | * | |
347 | * @param data | |
348 | * Java object to be serialized to YAML | |
349 | * @return YAML String | |
350 | */ | |
351 | public String dumpAsMap(Object data) { | |
352 | 13058 | return dumpAs(data, Tag.MAP, FlowStyle.BLOCK); |
353 | } | |
354 | ||
355 | /** | |
356 | * Serialize the representation tree into Events. | |
357 | * | |
358 | * @see http://yaml.org/spec/1.1/#id859333 | |
359 | * @param data | |
360 | * representation tree | |
361 | * @return Event list | |
362 | */ | |
363 | public List<Event> serialize(Node data) { | |
364 | 3 | SilentEmitter emitter = new SilentEmitter(); |
365 | @SuppressWarnings("deprecation") | |
366 | 3 | Serializer serializer = new Serializer(emitter, resolver, dumperOptions, |
367 | dumperOptions.getExplicitRoot()); | |
368 | try { | |
369 | 3 | serializer.open(); |
370 | 3 | serializer.serialize(data); |
371 | 3 | serializer.close(); |
372 | 0 | } catch (java.io.IOException e) { |
373 | 0 | throw new YAMLException(e); |
374 | 3 | } |
375 | 3 | return emitter.getEvents(); |
376 | } | |
377 | ||
378 | 6 | private class SilentEmitter implements Emitable { |
379 | 3 | private List<Event> events = new ArrayList<Event>(100); |
380 | ||
381 | public List<Event> getEvents() { | |
382 | 3 | return events; |
383 | } | |
384 | ||
385 | public void emit(Event event) throws IOException { | |
386 | 34 | events.add(event); |
387 | 34 | } |
388 | } | |
389 | ||
390 | /** | |
391 | * Parse the only YAML document in a String and produce the corresponding | |
392 | * Java object. (Because the encoding in known BOM is not respected.) | |
393 | * | |
394 | * @param yaml | |
395 | * YAML data to load from (BOM must not be present) | |
396 | * @return parsed object | |
397 | */ | |
398 | public Object load(String yaml) { | |
399 | 436 | return loadFromReader(new StreamReader(yaml), Object.class); |
400 | } | |
401 | ||
402 | /** | |
403 | * Parse the only YAML document in a stream and produce the corresponding | |
404 | * Java object. | |
405 | * | |
406 | * @param io | |
407 | * data to load from (BOM is respected and removed) | |
408 | * @return parsed object | |
409 | */ | |
410 | public Object load(InputStream io) { | |
411 | 47 | return loadFromReader(new StreamReader(new UnicodeReader(io)), Object.class); |
412 | } | |
413 | ||
414 | /** | |
415 | * Parse the only YAML document in a stream and produce the corresponding | |
416 | * Java object. | |
417 | * | |
418 | * @param io | |
419 | * data to load from (BOM must not be present) | |
420 | * @return parsed object | |
421 | */ | |
422 | public Object load(Reader io) { | |
423 | 5 | return loadFromReader(new StreamReader(io), Object.class); |
424 | } | |
425 | ||
426 | /** | |
427 | * Parse the only YAML document in a stream and produce the corresponding | |
428 | * Java object. | |
429 | * | |
430 | * @param <T> | |
431 | * Class is defined by the second argument | |
432 | * @param io | |
433 | * data to load from (BOM must not be present) | |
434 | * @param type | |
435 | * Class of the object to be created | |
436 | * @return parsed object | |
437 | */ | |
438 | @SuppressWarnings("unchecked") | |
439 | public <T> T loadAs(Reader io, Class<T> type) { | |
440 | 1 | return (T) loadFromReader(new StreamReader(io), type); |
441 | } | |
442 | ||
443 | /** | |
444 | * Parse the only YAML document in a String and produce the corresponding | |
445 | * Java object. (Because the encoding in known BOM is not respected.) | |
446 | * | |
447 | * @param <T> | |
448 | * Class is defined by the second argument | |
449 | * @param yaml | |
450 | * YAML data to load from (BOM must not be present) | |
451 | * @param type | |
452 | * Class of the object to be created | |
453 | * @return parsed object | |
454 | */ | |
455 | @SuppressWarnings("unchecked") | |
456 | public <T> T loadAs(String yaml, Class<T> type) { | |
457 | 71 | return (T) loadFromReader(new StreamReader(yaml), type); |
458 | } | |
459 | ||
460 | /** | |
461 | * Parse the only YAML document in a stream and produce the corresponding | |
462 | * Java object. | |
463 | * | |
464 | * @param <T> | |
465 | * Class is defined by the second argument | |
466 | * @param input | |
467 | * data to load from (BOM is respected and removed) | |
468 | * @param type | |
469 | * Class of the object to be created | |
470 | * @return parsed object | |
471 | */ | |
472 | @SuppressWarnings("unchecked") | |
473 | public <T> T loadAs(InputStream input, Class<T> type) { | |
474 | 1 | return (T) loadFromReader(new StreamReader(new UnicodeReader(input)), type); |
475 | } | |
476 | ||
477 | private Object loadFromReader(StreamReader sreader, Class<?> type) { | |
478 | 559 | Composer composer = new Composer(new ParserImpl(sreader), resolver); |
479 | 559 | constructor.setComposer(composer); |
480 | 559 | return constructor.getSingleData(type); |
481 | } | |
482 | ||
483 | /** | |
484 | * Parse all YAML documents in a String and produce corresponding Java | |
485 | * objects. The documents are parsed only when the iterator is invoked. | |
486 | * | |
487 | * @param yaml | |
488 | * YAML data to load from (BOM must not be present) | |
489 | * @return an iterator over the parsed Java objects in this String in proper | |
490 | * sequence | |
491 | */ | |
492 | public Iterable<Object> loadAll(Reader yaml) { | |
493 | 255 | Composer composer = new Composer(new ParserImpl(new StreamReader(yaml)), resolver); |
494 | 255 | constructor.setComposer(composer); |
495 | 255 | Iterator<Object> result = new Iterator<Object>() { |
496 | public boolean hasNext() { | |
497 | 398 | return constructor.checkData(); |
498 | } | |
499 | ||
500 | public Object next() { | |
501 | 250 | return constructor.getData(); |
502 | } | |
503 | ||
504 | 255 | public void remove() { |
505 | 0 | throw new UnsupportedOperationException(); |
506 | } | |
507 | }; | |
508 | 255 | return new YamlIterable(result); |
509 | } | |
510 | ||
511 | private class YamlIterable implements Iterable<Object> { | |
512 | private Iterator<Object> iterator; | |
513 | ||
514 | 255 | public YamlIterable(Iterator<Object> iterator) { |
515 | 255 | this.iterator = iterator; |
516 | 255 | } |
517 | ||
518 | public Iterator<Object> iterator() { | |
519 | 255 | return iterator; |
520 | } | |
521 | ||
522 | } | |
523 | ||
524 | /** | |
525 | * Parse all YAML documents in a String and produce corresponding Java | |
526 | * objects. (Because the encoding in known BOM is not respected.) The | |
527 | * documents are parsed only when the iterator is invoked. | |
528 | * | |
529 | * @param yaml | |
530 | * YAML data to load from (BOM must not be present) | |
531 | * @return an iterator over the parsed Java objects in this String in proper | |
532 | * sequence | |
533 | */ | |
534 | public Iterable<Object> loadAll(String yaml) { | |
535 | 90 | return loadAll(new StringReader(yaml)); |
536 | } | |
537 | ||
538 | /** | |
539 | * Parse all YAML documents in a stream and produce corresponding Java | |
540 | * objects. The documents are parsed only when the iterator is invoked. | |
541 | * | |
542 | * @param yaml | |
543 | * YAML data to load from (BOM is respected and ignored) | |
544 | * @return an iterator over the parsed Java objects in this stream in proper | |
545 | * sequence | |
546 | */ | |
547 | public Iterable<Object> loadAll(InputStream yaml) { | |
548 | 256 | return loadAll(new UnicodeReader(yaml)); |
549 | } | |
550 | ||
551 | /** | |
552 | * Parse the first YAML document in a stream and produce the corresponding | |
553 | * representation tree. (This is the opposite of the represent() method) | |
554 | * | |
555 | * @see http://yaml.org/spec/1.1/#id859333 | |
556 | * @param yaml | |
557 | * YAML document | |
558 | * @return parsed root Node for the specified YAML document | |
559 | */ | |
560 | public Node compose(Reader yaml) { | |
561 | 9 | Composer composer = new Composer(new ParserImpl(new StreamReader(yaml)), resolver); |
562 | 9 | constructor.setComposer(composer); |
563 | 9 | return composer.getSingleNode(); |
564 | } | |
565 | ||
566 | /** | |
567 | * Parse all YAML documents in a stream and produce corresponding | |
568 | * representation trees. | |
569 | * | |
570 | * @see http://yaml.org/spec/1.1/#id859333 | |
571 | * @param yaml | |
572 | * stream of YAML documents | |
573 | * @return parsed root Nodes for all the specified YAML documents | |
574 | */ | |
575 | public Iterable<Node> composeAll(Reader yaml) { | |
576 | 3 | final Composer composer = new Composer(new ParserImpl(new StreamReader(yaml)), resolver); |
577 | 3 | constructor.setComposer(composer); |
578 | 3 | Iterator<Node> result = new Iterator<Node>() { |
579 | public boolean hasNext() { | |
580 | 10 | return composer.checkNode(); |
581 | } | |
582 | ||
583 | public Node next() { | |
584 | 7 | return composer.getNode(); |
585 | } | |
586 | ||
587 | 10 | public void remove() { |
588 | 0 | throw new UnsupportedOperationException(); |
589 | } | |
590 | }; | |
591 | 3 | return new NodeIterable(result); |
592 | } | |
593 | ||
594 | private class NodeIterable implements Iterable<Node> { | |
595 | private Iterator<Node> iterator; | |
596 | ||
597 | 3 | public NodeIterable(Iterator<Node> iterator) { |
598 | 3 | this.iterator = iterator; |
599 | 3 | } |
600 | ||
601 | public Iterator<Node> iterator() { | |
602 | 3 | return iterator; |
603 | } | |
604 | } | |
605 | ||
606 | /** | |
607 | * Add an implicit scalar detector. If an implicit scalar value matches the | |
608 | * given regexp, the corresponding tag is assigned to the scalar. | |
609 | * | |
610 | * @deprecated use Tag instead of String | |
611 | * @param tag | |
612 | * tag to assign to the node | |
613 | * @param regexp | |
614 | * regular expression to match against | |
615 | * @param first | |
616 | * a sequence of possible initial characters or null (which means | |
617 | * any). | |
618 | * | |
619 | */ | |
620 | public void addImplicitResolver(String tag, Pattern regexp, String first) { | |
621 | 0 | addImplicitResolver(new Tag(tag), regexp, first); |
622 | 0 | } |
623 | ||
624 | /** | |
625 | * Add an implicit scalar detector. If an implicit scalar value matches the | |
626 | * given regexp, the corresponding tag is assigned to the scalar. | |
627 | * | |
628 | * @param tag | |
629 | * tag to assign to the node | |
630 | * @param regexp | |
631 | * regular expression to match against | |
632 | * @param first | |
633 | * a sequence of possible initial characters or null (which means | |
634 | * any). | |
635 | */ | |
636 | public void addImplicitResolver(Tag tag, Pattern regexp, String first) { | |
637 | 8 | resolver.addImplicitResolver(tag, regexp, first); |
638 | 8 | } |
639 | ||
640 | @Override | |
641 | public String toString() { | |
642 | 2 | return name; |
643 | } | |
644 | ||
645 | /** | |
646 | * Get a meaningful name. It simplifies debugging in a multi-threaded | |
647 | * environment. If nothing is set explicitly the address of the instance is | |
648 | * returned. | |
649 | * | |
650 | * @return human readable name | |
651 | */ | |
652 | public String getName() { | |
653 | 1 | return name; |
654 | } | |
655 | ||
656 | /** | |
657 | * Set a meaningful name to be shown in toString() | |
658 | * | |
659 | * @param name | |
660 | * human readable name | |
661 | */ | |
662 | public void setName(String name) { | |
663 | 1 | this.name = name; |
664 | 1 | } |
665 | ||
666 | /** | |
667 | * Parse a YAML stream and produce parsing events. | |
668 | * | |
669 | * @see http://yaml.org/spec/1.1/#id859333 | |
670 | * @param yaml | |
671 | * YAML document(s) | |
672 | * @return parsed events | |
673 | */ | |
674 | public Iterable<Event> parse(Reader yaml) { | |
675 | 3 | final Parser parser = new ParserImpl(new StreamReader(yaml)); |
676 | 3 | Iterator<Event> result = new Iterator<Event>() { |
677 | public boolean hasNext() { | |
678 | 39 | return parser.peekEvent() != null; |
679 | } | |
680 | ||
681 | public Event next() { | |
682 | 36 | return parser.getEvent(); |
683 | } | |
684 | ||
685 | 39 | public void remove() { |
686 | 0 | throw new UnsupportedOperationException(); |
687 | } | |
688 | }; | |
689 | 3 | return new EventIterable(result); |
690 | } | |
691 | ||
692 | private class EventIterable implements Iterable<Event> { | |
693 | private Iterator<Event> iterator; | |
694 | ||
695 | 3 | public EventIterable(Iterator<Event> iterator) { |
696 | 3 | this.iterator = iterator; |
697 | 3 | } |
698 | ||
699 | public Iterator<Event> iterator() { | |
700 | 3 | return iterator; |
701 | } | |
702 | } | |
703 | ||
704 | public void setBeanAccess(BeanAccess beanAccess) { | |
705 | 19 | constructor.getPropertyUtils().setBeanAccess(beanAccess); |
706 | 19 | representer.getPropertyUtils().setBeanAccess(beanAccess); |
707 | 19 | } |
708 | ||
709 | // deprecated | |
710 | /** | |
711 | * @deprecated use with Constructor instead of Loader | |
712 | */ | |
713 | public Yaml(Loader loader) { | |
714 | 1 | this(loader, new Dumper(new DumperOptions())); |
715 | 1 | } |
716 | ||
717 | /** | |
718 | * @deprecated use with Constructor instead of Loader | |
719 | */ | |
720 | public Yaml(Loader loader, Dumper dumper) { | |
721 | 2 | this(loader, dumper, new Resolver()); |
722 | 2 | } |
723 | ||
724 | /** | |
725 | * @deprecated use with Constructor instead of Loader | |
726 | */ | |
727 | public Yaml(Loader loader, Dumper dumper, Resolver resolver) { | |
728 | 4 | this(loader.constructor, dumper.representer, dumper.options, resolver); |
729 | 4 | } |
730 | ||
731 | /** | |
732 | * Create Yaml instance. It is safe to create a few instances and use them | |
733 | * in different Threads. | |
734 | * | |
735 | * @param dumper | |
736 | * Dumper to emit outgoing objects | |
737 | */ | |
738 | @SuppressWarnings("deprecation") | |
739 | public Yaml(Dumper dumper) { | |
740 | 1 | this(new Constructor(), dumper.representer, dumper.options); |
741 | 1 | } |
742 | } |