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1   // =================== DO NOT EDIT THIS FILE ====================
2   //  Generated by Modello Velocity from reader-stax.vm
3   //  template, any modifications will be overwritten.
4   // ==============================================================
5   package org.apache.maven.toolchain.v4;
6   
7   import java.io.IOException;
8   import java.io.InputStream;
9   import java.io.Reader;
10  import java.text.DateFormat;
11  import java.util.ArrayList;
12  import java.util.Collections;
13  import java.util.Date;
14  import java.util.HashMap;
15  import java.util.HashSet;
16  import java.util.LinkedHashMap;
17  import java.util.List;
18  import java.util.Map;
19  import java.util.Set;
20  import org.apache.maven.api.annotations.Generated;
21  import org.apache.maven.api.toolchain.InputSource;
22  import org.apache.maven.api.toolchain.InputLocation;
23  import org.apache.maven.api.toolchain.TrackableBase;
24  import org.apache.maven.api.toolchain.PersistedToolchains;
25  import org.apache.maven.api.toolchain.ToolchainModel;
26  import org.apache.maven.api.toolchain.InputLocation;
27  import org.apache.maven.api.toolchain.InputSource;
28  import org.apache.maven.internal.xml.XmlNodeStaxBuilder;
29  import org.apache.maven.api.xml.XmlNode;
30  import javax.xml.stream.XMLInputFactory;
31  import javax.xml.stream.XMLStreamException;
32  import javax.xml.stream.XMLStreamReader;
33  import javax.xml.transform.stream.StreamSource;
34  
35  import static javax.xml.XMLConstants.W3C_XML_SCHEMA_INSTANCE_NS_URI;
36  import static javax.xml.XMLConstants.XML_NS_URI;
37  
38  @Generated
39  public class MavenToolchainsStaxReader {
40  
41      private static final Map<String, String> DEFAULT_ENTITIES;
42      static {
43          Map<String, String> entities = new HashMap<>();
44          entities.put("nbsp", "\u00a0");
45          entities.put("iexcl", "\u00a1");
46          entities.put("cent", "\u00a2");
47          entities.put("pound", "\u00a3");
48          entities.put("curren", "\u00a4");
49          entities.put("yen", "\u00a5");
50          entities.put("brvbar", "\u00a6");
51          entities.put("sect", "\u00a7");
52          entities.put("uml", "\u00a8");
53          entities.put("copy", "\u00a9");
54          entities.put("ordf", "\u00aa");
55          entities.put("laquo", "\u00ab");
56          entities.put("not", "\u00ac");
57          entities.put("shy", "\u00ad");
58          entities.put("reg", "\u00ae");
59          entities.put("macr", "\u00af");
60          entities.put("deg", "\u00b0");
61          entities.put("plusmn", "\u00b1");
62          entities.put("sup2", "\u00b2");
63          entities.put("sup3", "\u00b3");
64          entities.put("acute", "\u00b4");
65          entities.put("micro", "\u00b5");
66          entities.put("para", "\u00b6");
67          entities.put("middot", "\u00b7");
68          entities.put("cedil", "\u00b8");
69          entities.put("sup1", "\u00b9");
70          entities.put("ordm", "\u00ba");
71          entities.put("raquo", "\u00bb");
72          entities.put("frac14", "\u00bc");
73          entities.put("frac12", "\u00bd");
74          entities.put("frac34", "\u00be");
75          entities.put("iquest", "\u00bf");
76          entities.put("Agrave", "\u00c0");
77          entities.put("Aacute", "\u00c1");
78          entities.put("Acirc", "\u00c2");
79          entities.put("Atilde", "\u00c3");
80          entities.put("Auml", "\u00c4");
81          entities.put("Aring", "\u00c5");
82          entities.put("AElig", "\u00c6");
83          entities.put("Ccedil", "\u00c7");
84          entities.put("Egrave", "\u00c8");
85          entities.put("Eacute", "\u00c9");
86          entities.put("Ecirc", "\u00ca");
87          entities.put("Euml", "\u00cb");
88          entities.put("Igrave", "\u00cc");
89          entities.put("Iacute", "\u00cd");
90          entities.put("Icirc", "\u00ce");
91          entities.put("Iuml", "\u00cf");
92          entities.put("ETH", "\u00d0");
93          entities.put("Ntilde", "\u00d1");
94          entities.put("Ograve", "\u00d2");
95          entities.put("Oacute", "\u00d3");
96          entities.put("Ocirc", "\u00d4");
97          entities.put("Otilde", "\u00d5");
98          entities.put("Ouml", "\u00d6");
99          entities.put("times", "\u00d7");
100         entities.put("Oslash", "\u00d8");
101         entities.put("Ugrave", "\u00d9");
102         entities.put("Uacute", "\u00da");
103         entities.put("Ucirc", "\u00db");
104         entities.put("Uuml", "\u00dc");
105         entities.put("Yacute", "\u00dd");
106         entities.put("THORN", "\u00de");
107         entities.put("szlig", "\u00df");
108         entities.put("agrave", "\u00e0");
109         entities.put("aacute", "\u00e1");
110         entities.put("acirc", "\u00e2");
111         entities.put("atilde", "\u00e3");
112         entities.put("auml", "\u00e4");
113         entities.put("aring", "\u00e5");
114         entities.put("aelig", "\u00e6");
115         entities.put("ccedil", "\u00e7");
116         entities.put("egrave", "\u00e8");
117         entities.put("eacute", "\u00e9");
118         entities.put("ecirc", "\u00ea");
119         entities.put("euml", "\u00eb");
120         entities.put("igrave", "\u00ec");
121         entities.put("iacute", "\u00ed");
122         entities.put("icirc", "\u00ee");
123         entities.put("iuml", "\u00ef");
124         entities.put("eth", "\u00f0");
125         entities.put("ntilde", "\u00f1");
126         entities.put("ograve", "\u00f2");
127         entities.put("oacute", "\u00f3");
128         entities.put("ocirc", "\u00f4");
129         entities.put("otilde", "\u00f5");
130         entities.put("ouml", "\u00f6");
131         entities.put("divide", "\u00f7");
132         entities.put("oslash", "\u00f8");
133         entities.put("ugrave", "\u00f9");
134         entities.put("uacute", "\u00fa");
135         entities.put("ucirc", "\u00fb");
136         entities.put("uuml", "\u00fc");
137         entities.put("yacute", "\u00fd");
138         entities.put("thorn", "\u00fe");
139         entities.put("yuml", "\u00ff");
140 
141         // ----------------------------------------------------------------------
142         // Special entities
143         // ----------------------------------------------------------------------
144 
145         entities.put("OElig", "\u0152");
146         entities.put("oelig", "\u0153");
147         entities.put("Scaron", "\u0160");
148         entities.put("scaron", "\u0161");
149         entities.put("Yuml", "\u0178");
150         entities.put("circ", "\u02c6");
151         entities.put("tilde", "\u02dc");
152         entities.put("ensp", "\u2002");
153         entities.put("emsp", "\u2003");
154         entities.put("thinsp", "\u2009");
155         entities.put("zwnj", "\u200c");
156         entities.put("zwj", "\u200d");
157         entities.put("lrm", "\u200e");
158         entities.put("rlm", "\u200f");
159         entities.put("ndash", "\u2013");
160         entities.put("mdash", "\u2014");
161         entities.put("lsquo", "\u2018");
162         entities.put("rsquo", "\u2019");
163         entities.put("sbquo", "\u201a");
164         entities.put("ldquo", "\u201c");
165         entities.put("rdquo", "\u201d");
166         entities.put("bdquo", "\u201e");
167         entities.put("dagger", "\u2020");
168         entities.put("Dagger", "\u2021");
169         entities.put("permil", "\u2030");
170         entities.put("lsaquo", "\u2039");
171         entities.put("rsaquo", "\u203a");
172         entities.put("euro", "\u20ac");
173 
174         // ----------------------------------------------------------------------
175         // Symbol entities
176         // ----------------------------------------------------------------------
177 
178         entities.put("fnof", "\u0192");
179         entities.put("Alpha", "\u0391");
180         entities.put("Beta", "\u0392");
181         entities.put("Gamma", "\u0393");
182         entities.put("Delta", "\u0394");
183         entities.put("Epsilon", "\u0395");
184         entities.put("Zeta", "\u0396");
185         entities.put("Eta", "\u0397");
186         entities.put("Theta", "\u0398");
187         entities.put("Iota", "\u0399");
188         entities.put("Kappa", "\u039a");
189         entities.put("Lambda", "\u039b");
190         entities.put("Mu", "\u039c");
191         entities.put("Nu", "\u039d");
192         entities.put("Xi", "\u039e");
193         entities.put("Omicron", "\u039f");
194         entities.put("Pi", "\u03a0");
195         entities.put("Rho", "\u03a1");
196         entities.put("Sigma", "\u03a3");
197         entities.put("Tau", "\u03a4");
198         entities.put("Upsilon", "\u03a5");
199         entities.put("Phi", "\u03a6");
200         entities.put("Chi", "\u03a7");
201         entities.put("Psi", "\u03a8");
202         entities.put("Omega", "\u03a9");
203         entities.put("alpha", "\u03b1");
204         entities.put("beta", "\u03b2");
205         entities.put("gamma", "\u03b3");
206         entities.put("delta", "\u03b4");
207         entities.put("epsilon", "\u03b5");
208         entities.put("zeta", "\u03b6");
209         entities.put("eta", "\u03b7");
210         entities.put("theta", "\u03b8");
211         entities.put("iota", "\u03b9");
212         entities.put("kappa", "\u03ba");
213         entities.put("lambda", "\u03bb");
214         entities.put("mu", "\u03bc");
215         entities.put("nu", "\u03bd");
216         entities.put("xi", "\u03be");
217         entities.put("omicron", "\u03bf");
218         entities.put("pi", "\u03c0");
219         entities.put("rho", "\u03c1");
220         entities.put("sigmaf", "\u03c2");
221         entities.put("sigma", "\u03c3");
222         entities.put("tau", "\u03c4");
223         entities.put("upsilon", "\u03c5");
224         entities.put("phi", "\u03c6");
225         entities.put("chi", "\u03c7");
226         entities.put("psi", "\u03c8");
227         entities.put("omega", "\u03c9");
228         entities.put("thetasym", "\u03d1");
229         entities.put("upsih", "\u03d2");
230         entities.put("piv", "\u03d6");
231         entities.put("bull", "\u2022");
232         entities.put("hellip", "\u2026");
233         entities.put("prime", "\u2032");
234         entities.put("Prime", "\u2033");
235         entities.put("oline", "\u203e");
236         entities.put("frasl", "\u2044");
237         entities.put("weierp", "\u2118");
238         entities.put("image", "\u2111");
239         entities.put("real", "\u211c");
240         entities.put("trade", "\u2122");
241         entities.put("alefsym", "\u2135");
242         entities.put("larr", "\u2190");
243         entities.put("uarr", "\u2191");
244         entities.put("rarr", "\u2192");
245         entities.put("darr", "\u2193");
246         entities.put("harr", "\u2194");
247         entities.put("crarr", "\u21b5");
248         entities.put("lArr", "\u21d0");
249         entities.put("uArr", "\u21d1");
250         entities.put("rArr", "\u21d2");
251         entities.put("dArr", "\u21d3");
252         entities.put("hArr", "\u21d4");
253         entities.put("forall", "\u2200");
254         entities.put("part", "\u2202");
255         entities.put("exist", "\u2203");
256         entities.put("empty", "\u2205");
257         entities.put("nabla", "\u2207");
258         entities.put("isin", "\u2208");
259         entities.put("notin", "\u2209");
260         entities.put("ni", "\u220b");
261         entities.put("prod", "\u220f");
262         entities.put("sum", "\u2211");
263         entities.put("minus", "\u2212");
264         entities.put("lowast", "\u2217");
265         entities.put("radic", "\u221a");
266         entities.put("prop", "\u221d");
267         entities.put("infin", "\u221e");
268         entities.put("ang", "\u2220");
269         entities.put("and", "\u2227");
270         entities.put("or", "\u2228");
271         entities.put("cap", "\u2229");
272         entities.put("cup", "\u222a");
273         entities.put("int", "\u222b");
274         entities.put("there4", "\u2234");
275         entities.put("sim", "\u223c");
276         entities.put("cong", "\u2245");
277         entities.put("asymp", "\u2248");
278         entities.put("ne", "\u2260");
279         entities.put("equiv", "\u2261");
280         entities.put("le", "\u2264");
281         entities.put("ge", "\u2265");
282         entities.put("sub", "\u2282");
283         entities.put("sup", "\u2283");
284         entities.put("nsub", "\u2284");
285         entities.put("sube", "\u2286");
286         entities.put("supe", "\u2287");
287         entities.put("oplus", "\u2295");
288         entities.put("otimes", "\u2297");
289         entities.put("perp", "\u22a5");
290         entities.put("sdot", "\u22c5");
291         entities.put("lceil", "\u2308");
292         entities.put("rceil", "\u2309");
293         entities.put("lfloor", "\u230a");
294         entities.put("rfloor", "\u230b");
295         entities.put("lang", "\u2329");
296         entities.put("rang", "\u232a");
297         entities.put("loz", "\u25ca");
298         entities.put("spades", "\u2660");
299         entities.put("clubs", "\u2663");
300         entities.put("hearts", "\u2665");
301         entities.put("diams", "\u2666");
302         DEFAULT_ENTITIES = Collections.unmodifiableMap(entities);
303     }
304 
305     static class InputFactoryHolder {
306         static XMLInputFactory XML_INPUT_FACTORY;
307         static {
308             XMLInputFactory factory = XMLInputFactory.newFactory();
309             factory.setProperty(XMLInputFactory.IS_REPLACING_ENTITY_REFERENCES, false);
310             XML_INPUT_FACTORY = factory;
311         }
312     }
313 
314     private boolean addDefaultEntities = true;
315     private boolean addLocationInformation = true;
316 
317     private final ContentTransformer contentTransformer;
318 
319     public MavenToolchainsStaxReader() {
320         this((s, f) -> s);
321     }
322 
323     public MavenToolchainsStaxReader(ContentTransformer contentTransformer) {
324         this.contentTransformer = contentTransformer;
325     }
326 
327     /**
328      * Returns the {@link XMLInputFactory} used by this reader.
329      *
330      * @return the {@link XMLInputFactory} used by this reader.
331      */
332     public XMLInputFactory getXMLInputFactory() {
333         return InputFactoryHolder.XML_INPUT_FACTORY;
334     }
335 
336     /**
337      * Returns the state of the "add default entities" flag.
338      *
339      * @return boolean
340      */
341     public boolean getAddDefaultEntities() {
342         return addDefaultEntities;
343     } //-- boolean getAddDefaultEntities()
344 
345     /**
346      * Sets the state of the "add default entities" flag.
347      *
348      * @param addDefaultEntities a addDefaultEntities object.
349      */
350     public void setAddDefaultEntities(boolean addDefaultEntities) {
351         this.addDefaultEntities = addDefaultEntities;
352     } //-- void setAddDefaultEntities(boolean)
353 
354     /**
355      * Returns the state of the "add location information" flag.
356      *
357      * @return boolean
358      */
359     public boolean getAddLocationInformation() {
360         return addLocationInformation;
361     } //-- boolean getAddLocationInformation()
362 
363     /**
364      * Sets the state of the "add location information" flag.
365      *
366      * @param addLocationInformation a addLocationInformation object.
367      */
368     public void setAddLocationInformation(boolean addLocationInformation) {
369         this.addLocationInformation = addLocationInformation;
370     } //-- void setAddLocationInformation(boolean)
371 
372     public PersistedToolchains read(Reader reader) throws XMLStreamException {
373         return read(reader, true, null);
374     }
375 
376     /**
377      * @param reader a reader object.
378      * @param strict a strict object.
379      * @throws XMLStreamException XMLStreamException if
380      * any.
381      * @return PersistedToolchains
382      */
383     public PersistedToolchains read(Reader reader, boolean strict, InputSource source) throws XMLStreamException {
384         StreamSource streamSource = new StreamSource(reader, source != null ? source.getLocation() : null);
385         XMLInputFactory factory = getXMLInputFactory();
386         XMLStreamReader parser = factory.createXMLStreamReader(streamSource);
387         return read(parser, strict, source);
388     } //-- PersistedToolchains read(Reader, boolean)
389 
390     public PersistedToolchains read(InputStream in) throws XMLStreamException {
391         return read(in, true, null);
392     }
393 
394     /**
395      * Method read.
396      *
397      * @param in a in object.
398      * @param strict a strict object.
399      * @throws XMLStreamException XMLStreamException if
400      * any.
401      * @return PersistedToolchains
402      */
403     public PersistedToolchains read(InputStream in, boolean strict, InputSource source) throws XMLStreamException {
404         StreamSource streamSource = new StreamSource(in, source != null ? source.getLocation() : null);
405         XMLInputFactory factory = getXMLInputFactory();
406         XMLStreamReader parser = factory.createXMLStreamReader(streamSource);
407         return read(parser, strict, source);
408     } //-- PersistedToolchains read(InputStream, boolean)
409 
410     /**
411      * Method read.
412      *
413      * @param parser a parser object.
414      * @param strict a strict object.
415      * @throws XMLStreamException XMLStreamException if
416      * any.
417      * @return PersistedToolchains
418      */
419     public PersistedToolchains read(XMLStreamReader parser, boolean strict, InputSource source) throws XMLStreamException {
420         PersistedToolchains persistedToolchains = null;
421         int eventType = parser.getEventType();
422         boolean parsed = false;
423         while (eventType != XMLStreamReader.END_DOCUMENT) {
424             if (eventType == XMLStreamReader.START_ELEMENT) {
425                 if (strict && ! "toolchains".equals(parser.getLocalName())) {
426                     throw new XMLStreamException("Expected root element 'toolchains' but found '" + parser.getName() + "'", parser.getLocation(), null);
427                 } else if (parsed) {
428                     // fallback, already expected a XMLStreamException due to invalid XML
429                     throw new XMLStreamException("Duplicated tag: 'toolchains'", parser.getLocation(), null);
430                 }
431                 persistedToolchains = parsePersistedToolchains(parser, strict, source);
432                 parsed = true;
433             }
434             eventType = parser.next();
435         }
436         if (parsed) {
437             return persistedToolchains;
438         }
439         throw new XMLStreamException("Expected root element 'toolchains' but found no element at all: invalid XML document", parser.getLocation(), null);
440     } //-- PersistedToolchains read(XMLStreamReader, boolean)
441 
442     private TrackableBase parseTrackableBase(XMLStreamReader parser, boolean strict, InputSource source) throws XMLStreamException {
443         String tagName = parser.getLocalName();
444         TrackableBase.Builder trackableBase = TrackableBase.newBuilder(true);
445         if (addLocationInformation) {
446             trackableBase.location("", new InputLocation(parser.getLocation().getLineNumber(), parser.getLocation().getColumnNumber(), source));
447         }
448         for (int i = parser.getAttributeCount() - 1; i >= 0; i--) {
449             String name = parser.getAttributeLocalName(i);
450             String ns = parser.getAttributeNamespace(i);
451             String value = parser.getAttributeValue(i);
452             if (W3C_XML_SCHEMA_INSTANCE_NS_URI.equals(ns) || XML_NS_URI.equals(ns)) {
453                 // just ignore attributes with non-default namespace (for example: xsi and xml)
454             } else {
455                 checkUnknownAttribute(parser, name, tagName, strict);
456             }
457         }
458         Set<String> parsed = new HashSet<>();
459         while ((strict ? parser.nextTag() : nextTag(parser)) == XMLStreamReader.START_ELEMENT) {
460             String childName = checkDuplicate(parser.getLocalName(), parser, parsed);
461             int line = addLocationInformation ? parser.getLocation().getLineNumber() : -1;
462             int column = addLocationInformation ? parser.getLocation().getColumnNumber() : -1;
463             Map<Object, InputLocation> locations = null;
464             switch (childName) {
465                 default: {
466                     checkUnknownElement(parser, strict);
467                     break;
468                 }
469             }
470             if (addLocationInformation) {
471                 trackableBase.location(childName, new InputLocation(line, column, source, locations));
472             }
473         }
474         return trackableBase.build();
475     }
476 
477     private PersistedToolchains parsePersistedToolchains(XMLStreamReader parser, boolean strict, InputSource source) throws XMLStreamException {
478         String tagName = parser.getLocalName();
479         PersistedToolchains.Builder persistedToolchains = PersistedToolchains.newBuilder(true);
480         if (addLocationInformation) {
481             persistedToolchains.location("", new InputLocation(parser.getLocation().getLineNumber(), parser.getLocation().getColumnNumber(), source));
482         }
483         for (int i = parser.getAttributeCount() - 1; i >= 0; i--) {
484             String name = parser.getAttributeLocalName(i);
485             String ns = parser.getAttributeNamespace(i);
486             String value = parser.getAttributeValue(i);
487             if (W3C_XML_SCHEMA_INSTANCE_NS_URI.equals(ns) || XML_NS_URI.equals(ns)) {
488                 // just ignore attributes with non-default namespace (for example: xsi and xml)
489             } else if ("xmlns".equals(name)) {
490                 // ignore xmlns attribute in root class, which is a reserved attribute name
491             } else {
492                 checkUnknownAttribute(parser, name, tagName, strict);
493             }
494         }
495         Set<String> parsed = new HashSet<>();
496         List<ToolchainModel> toolchains = new ArrayList<>();
497         while ((strict ? parser.nextTag() : nextTag(parser)) == XMLStreamReader.START_ELEMENT) {
498             String childName = checkDuplicate(parser.getLocalName(), parser, parsed);
499             int line = addLocationInformation ? parser.getLocation().getLineNumber() : -1;
500             int column = addLocationInformation ? parser.getLocation().getColumnNumber() : -1;
501             Map<Object, InputLocation> locations = null;
502             switch (childName) {
503                 case "toolchain": {
504                     toolchains.add(parseToolchainModel(parser, strict, source));
505                     break;
506                 }
507                 default: {
508                     checkUnknownElement(parser, strict);
509                     break;
510                 }
511             }
512             if (addLocationInformation) {
513                 persistedToolchains.location(childName, new InputLocation(line, column, source, locations));
514             }
515         }
516         persistedToolchains.toolchains(toolchains);
517         persistedToolchains.namespaceUri(parser.getNamespaceURI());
518         persistedToolchains.modelEncoding(parser.getEncoding());
519         return persistedToolchains.build();
520     }
521 
522     private ToolchainModel parseToolchainModel(XMLStreamReader parser, boolean strict, InputSource source) throws XMLStreamException {
523         String tagName = parser.getLocalName();
524         ToolchainModel.Builder toolchainModel = ToolchainModel.newBuilder(true);
525         if (addLocationInformation) {
526             toolchainModel.location("", new InputLocation(parser.getLocation().getLineNumber(), parser.getLocation().getColumnNumber(), source));
527         }
528         for (int i = parser.getAttributeCount() - 1; i >= 0; i--) {
529             String name = parser.getAttributeLocalName(i);
530             String ns = parser.getAttributeNamespace(i);
531             String value = parser.getAttributeValue(i);
532             if (W3C_XML_SCHEMA_INSTANCE_NS_URI.equals(ns) || XML_NS_URI.equals(ns)) {
533                 // just ignore attributes with non-default namespace (for example: xsi and xml)
534             } else {
535                 checkUnknownAttribute(parser, name, tagName, strict);
536             }
537         }
538         Set<String> parsed = new HashSet<>();
539         while ((strict ? parser.nextTag() : nextTag(parser)) == XMLStreamReader.START_ELEMENT) {
540             String childName = checkDuplicate(parser.getLocalName(), parser, parsed);
541             int line = addLocationInformation ? parser.getLocation().getLineNumber() : -1;
542             int column = addLocationInformation ? parser.getLocation().getColumnNumber() : -1;
543             Map<Object, InputLocation> locations = null;
544             switch (childName) {
545                 case "type": {
546                     toolchainModel.type(interpolatedTrimmed(nextText(parser, strict), "type"));
547                     break;
548                 }
549                 case "provides": {
550                     Map<String, String> provides = new LinkedHashMap<>();
551                     locations = new HashMap<>();
552                     while (parser.nextTag() == XMLStreamReader.START_ELEMENT) {
553                         String key = parser.getLocalName();
554                         String value = nextText(parser, strict).trim();
555                         if (addLocationInformation) {
556                             locations.put(key, new InputLocation(parser.getLocation().getLineNumber(), parser.getLocation().getColumnNumber(), source));
557                         }
558                         provides.put(key, value);
559                     }
560                     toolchainModel.provides(provides);
561                     break;
562                 }
563                 case "configuration": {
564                     toolchainModel.configuration(buildXmlNode(parser, source));
565                     break;
566                 }
567                 default: {
568                     checkUnknownElement(parser, strict);
569                     break;
570                 }
571             }
572             if (addLocationInformation) {
573                 toolchainModel.location(childName, new InputLocation(line, column, source, locations));
574             }
575         }
576         return toolchainModel.build();
577     }
578 
579 
580     private String checkDuplicate(String tagName, XMLStreamReader parser, Set<String> parsed) throws XMLStreamException {
581         switch (tagName) {
582         case "toolchain":
583             break;
584         default:
585             if (!parsed.add(tagName)) {
586                 throw new XMLStreamException("Duplicated tag: '" + tagName + "'", parser.getLocation(), null);
587             }
588         }
589         return tagName;
590     }
591 
592     /**
593      * Method checkUnknownAttribute.
594      *
595      * @param parser a parser object.
596      * @param strict a strict object.
597      * @param tagName a tagName object.
598      * @param attribute a attribute object.
599      * @throws XMLStreamException XMLStreamException if
600      * any.
601      * @throws IOException IOException if any.
602      */
603     private void checkUnknownAttribute(XMLStreamReader parser, String attribute, String tagName, boolean strict) throws XMLStreamException {
604         // strictXmlAttributes = true for model: if strict == true, not only elements are checked but attributes too
605         if (strict) {
606             throw new XMLStreamException("Unknown attribute '" + attribute + "' for tag '" + tagName + "'", parser.getLocation(), null);
607         }
608     } //-- void checkUnknownAttribute(XMLStreamReader, String, String, boolean)
609 
610     /**
611      * Method checkUnknownElement.
612      *
613      * @param parser a parser object.
614      * @param strict a strict object.
615      * @throws XMLStreamException XMLStreamException if
616      * any.
617      * @throws IOException IOException if any.
618      */
619     private void checkUnknownElement(XMLStreamReader parser, boolean strict) throws XMLStreamException {
620         if (strict) {
621             throw new XMLStreamException("Unrecognised tag: '" + parser.getName() + "'", parser.getLocation(), null);
622         }
623 
624         for (int unrecognizedTagCount = 1; unrecognizedTagCount > 0;) {
625             int eventType = nextTag(parser);
626             if (eventType == XMLStreamReader.START_ELEMENT) {
627                 unrecognizedTagCount++;
628             } else if (eventType == XMLStreamReader.END_ELEMENT) {
629                 unrecognizedTagCount--;
630             }
631         }
632     } //-- void checkUnknownElement(XMLStreamReader, boolean)
633 
634     /**
635      * Method getTrimmedValue.
636      *
637      * @param s a s object.
638      * @return String
639      */
640     private String getTrimmedValue(String s) {
641         if (s != null) {
642             s = s.trim();
643         }
644         return s;
645     } //-- String getTrimmedValue(String)
646 
647     /**
648      * Method interpolatedTrimmed.
649      *
650      * @param value a value object.
651      * @param context a context object.
652      * @return String
653      */
654     private String interpolatedTrimmed(String value, String context) {
655         return getTrimmedValue(contentTransformer.transform(value, context));
656     } //-- String interpolatedTrimmed(String, String)
657 
658     /**
659      * Method nextTag.
660      *
661      * @param parser a parser object.
662      * @throws IOException IOException if any.
663      * @throws XMLStreamException XMLStreamException if
664      * any.
665      * @return int
666      */
667     private int nextTag(XMLStreamReader parser) throws XMLStreamException {
668         while (true) {
669             int next = parser.next();
670             switch (next) {
671                 case XMLStreamReader.SPACE:
672                 case XMLStreamReader.COMMENT:
673                 case XMLStreamReader.PROCESSING_INSTRUCTION:
674                 case XMLStreamReader.CDATA:
675                 case XMLStreamReader.CHARACTERS:
676                     continue;
677                 case XMLStreamReader.START_ELEMENT:
678                 case XMLStreamReader.END_ELEMENT:
679                     return next;
680             }
681         }
682     } //-- int nextTag(XMLStreamReader)
683 
684     private String nextText(XMLStreamReader parser, boolean strict) throws XMLStreamException {
685         int eventType = parser.getEventType();
686         if (eventType != XMLStreamReader.START_ELEMENT) {
687             throw new XMLStreamException("parser must be on START_ELEMENT to read next text", parser.getLocation(), null);
688         }
689         eventType = parser.next();
690         StringBuilder result = new StringBuilder();
691         while (true) {
692             if (eventType == XMLStreamReader.CHARACTERS || eventType == XMLStreamReader.CDATA) {
693                 result.append(parser.getText());
694             } else if (eventType == XMLStreamReader.ENTITY_REFERENCE) {
695                 String val = null;
696                 if (strict) {
697                     throw new XMLStreamException("Entities are not supported in strict mode", parser.getLocation(), null);
698                 } else if (addDefaultEntities) {
699                     val = DEFAULT_ENTITIES.get(parser.getLocalName());
700                 }
701                 if (val != null) {
702                     result.append(val);
703                 } else {
704                     result.append("&").append(parser.getLocalName()).append(";");
705                 }
706             } else if (eventType != XMLStreamReader.COMMENT) {
707                 break;
708             }
709             eventType = parser.next();
710         }
711         if (eventType != XMLStreamReader.END_ELEMENT) {
712             throw new XMLStreamException(
713                 "TEXT must be immediately followed by END_ELEMENT and not " + eventType /*TODO: TYPES[eventType]*/, parser.getLocation(), null);
714         }
715         return result.toString();
716     }
717 
718     private XmlNode buildXmlNode(XMLStreamReader parser, InputSource source) throws XMLStreamException {
719         return XmlNodeStaxBuilder.build(parser,
720                 addLocationInformation
721                         ? p -> new InputLocation(parser.getLocation().getLineNumber(), parser.getLocation().getColumnNumber(), source)
722                         : null);
723     }
724 
725     public static interface ContentTransformer {
726         /**
727          * Interpolate the value read from the xpp3 document
728          * @param source The source value
729          * @param fieldName A description of the field being interpolated. The implementation may use this to
730          *                           log stuff.
731          * @return The interpolated value.
732          */
733         String transform(String source, String fieldName);
734     }
735 
736 }