001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.juneau.bean.html5;
018
019import java.net.*;
020
021import org.apache.juneau.*;
022import org.apache.juneau.annotation.*;
023import org.apache.juneau.internal.*;
024
025/**
026 * DTO for an HTML <a class="doclink" href="https://www.w3.org/TR/html5/text-level-semantics.html#the-a-element">&lt;a&gt;</a>
027 * element.
028 *
029 * <p>
030 * The anchor element creates a hyperlink to other web pages, files, locations within the same page,
031 * email addresses, or any other URL. It is one of the most fundamental elements for web navigation.
032 *
033 * <h5 class='section'>Examples:</h5>
034 * <p class='bcode w800'>
035 *    <jc>// Simple link to another page</jc>
036 *    A <jv>a1</jv> = <jsm>a</jsm>().href(<js>"https://example.com"</js>).text(<js>"Visit Example"</js>);
037 *
038 *    <jc>// Link with target to open in new window</jc>
039 *    A <jv>a2</jv> = <jsm>a</jsm>().href(<js>"https://example.com"</js>).target(<js>"_blank"</js>).text(<js>"Open in New Window"</js>);
040 *
041 *    <jc>// Email link</jc>
042 *    A <jv>a3</jv> = <jsm>a</jsm>().href(<js>"mailto:user@example.com"</js>).text(<js>"Send Email"</js>);
043 *
044 *    <jc>// Link with relationship and language</jc>
045 *    A <jv>a4</jv> = <jsm>a</jsm>().href(<js>"https://example.com"</js>).rel(<js>"nofollow"</js>).hreflang(<js>"en"</js>).text(<js>"English Version"</js>);
046 * </p>
047 *
048 * <p>
049 * The following convenience methods are provided for constructing instances of this bean:
050 * <ul class='javatree'>
051 *    <li class='jc'>{@link HtmlBuilder}
052 *    <ul class='javatree'>
053 *       <li class='jm'>{@link HtmlBuilder#a() a()}
054 *       <li class='jm'>{@link HtmlBuilder#a(Object, Object...) a(Object, Object...)}
055 *    </ul>
056 * </ul>
057 * </p>
058 *
059 * <h5 class='section'>See Also:</h5><ul>
060 *    <li class='link'><a class="doclink" href="https://juneau.apache.org/docs/topics/JuneauBeanHtml5">juneau-bean-html5</a>
061 * </ul>
062 */
063@Bean(typeName="a")
064public class A extends HtmlElementMixed {
065
066   /**
067    * Creates an empty {@link A} element.
068    */
069   public A() {}
070
071   /**
072    * Creates an {@link A} element with the specified {@link A#href(Object)} attribute and {@link A#children(Object[])}
073    * nodes.
074    *
075    * @param href The {@link A#href(Object)} attribute.
076    * @param children The {@link A#children(Object[])} nodes.
077    */
078   public A(Object href, Object[] children) {
079      href(href).children(children);
080   }
081
082   /**
083    * <a class="doclink" href="https://www.w3.org/TR/html5/links.html#attr-hyperlink-download">download</a> attribute.
084    *
085    * <p>
086    * Whether to download the resource instead of navigating to it, and its file name if so.
087    *
088    * @param download
089    *    The new value for this attribute.
090    *    Typically a {@link Boolean} or {@link String}.
091    * @return This object.
092    */
093   public A download(Object value) {
094      attr("download", value);
095      return this;
096   }
097
098   /**
099    * <a class="doclink" href="https://www.w3.org/TR/html5/links.html#attr-hyperlink-href">href</a> attribute.
100    *
101    * <p>
102    * Address of the hyperlink.
103    *
104    * <p>
105    * The value can be of any of the following types: {@link URI}, {@link URL}, {@link String}.
106    * Strings must be valid URIs.
107    *
108    * <p>
109    * URIs defined by {@link UriResolver} can be used for values.
110    *
111    * @param href
112    *    The new value for this attribute.
113    *    Typically a {@link URL} or {@link String}.
114    * @return This object.
115    */
116   public A href(Object value) {
117      attrUri("href", value);
118      return this;
119   }
120
121   /**
122    * <a class="doclink" href="https://www.w3.org/TR/html5/links.html#attr-hyperlink-hreflang">hreflang</a> attribute.
123    *
124    * <p>
125    * Specifies the language of the linked resource. Used for SEO and accessibility purposes.
126    *
127    * <p>
128    * Examples:
129    * <ul>
130    *    <li><js>"en"</js> - English</li>
131    *    <li><js>"es"</js> - Spanish</li>
132    *    <li><js>"fr"</js> - French</li>
133    *    <li><js>"de"</js> - German</li>
134    *    <li><js>"zh"</js> - Chinese</li>
135    *    <li><js>"ja"</js> - Japanese</li>
136    * </ul>
137    *
138    * @param hreflang The language code of the linked resource.
139    * @return This object.
140    */
141   public A hreflang(String value) {
142      attr("hreflang", value);
143      return this;
144   }
145
146   /**
147    * <a class="doclink" href="https://www.w3.org/TR/html5/links.html#attr-hyperlink-rel">rel</a> attribute.
148    *
149    * <p>
150    * Specifies the relationship between the current document and the linked resource.
151    *
152    * <p>
153    * Common values:
154    * <ul>
155    *    <li><js>"alternate"</js> - Alternative version of the page</li>
156    *    <li><js>"author"</js> - Link to the author of the page</li>
157    *    <li><js>"bookmark"</js> - Permalink for bookmarking</li>
158    *    <li><js>"external"</js> - External link</li>
159    *    <li><js>"help"</js> - Link to help documentation</li>
160    *    <li><js>"license"</js> - Link to license information</li>
161    *    <li><js>"next"</js> - Next page in a sequence</li>
162    *    <li><js>"nofollow"</js> - Don't follow this link for SEO</li>
163    *    <li><js>"noreferrer"</js> - Don't send referrer information</li>
164    *    <li><js>"prev"</js> - Previous page in a sequence</li>
165    *    <li><js>"search"</js> - Link to search functionality</li>
166    *    <li><js>"tag"</js> - Tag for the current page</li>
167    * </ul>
168    *
169    * @param rel The relationship between the document and linked resource.
170    * @return This object.
171    */
172   public A rel(String value) {
173      attr("rel", value);
174      return this;
175   }
176
177   /**
178    * <a class="doclink" href="https://www.w3.org/TR/html5/links.html#attr-hyperlink-target">target</a> attribute.
179    *
180    * <p>
181    * Specifies where to open the linked resource when the link is clicked.
182    *
183    * <p>
184    * Common values:
185    * <ul>
186    *    <li><js>"_blank"</js> - Open in a new window/tab</li>
187    *    <li><js>"_self"</js> - Open in the same frame (default)</li>
188    *    <li><js>"_parent"</js> - Open in the parent frame</li>
189    *    <li><js>"_top"</js> - Open in the full body of the window</li>
190    *    <li><js>"framename"</js> - Open in a named frame</li>
191    * </ul>
192    *
193    * @param target Where to open the linked resource.
194    * @return This object.
195    */
196   public A target(String value) {
197      attr("target", value);
198      return this;
199   }
200
201   /**
202    * <a class="doclink" href="https://www.w3.org/TR/html5/links.html#attr-hyperlink-type">type</a> attribute.
203    *
204    * <p>
205    * Specifies the MIME type of the linked resource. Helps browsers determine how to handle the resource.
206    *
207    * <p>
208    * Common values:
209    * <ul>
210    *    <li><js>"text/html"</js> - HTML document</li>
211    *    <li><js>"text/css"</js> - CSS stylesheet</li>
212    *    <li><js>"application/pdf"</js> - PDF document</li>
213    *    <li><js>"image/png"</js> - PNG image</li>
214    *    <li><js>"application/zip"</js> - ZIP archive</li>
215    * </ul>
216    *
217    * @param type The MIME type of the linked resource.
218    * @return This object.
219    */
220   public A type(String value) {
221      attr("type", value);
222      return this;
223   }
224
225   //-----------------------------------------------------------------------------------------------------------------
226   // Overridden methods
227   //-----------------------------------------------------------------------------------------------------------------
228   @Override /* Overridden from HtmlElement */
229   public A _class(String value) {  // NOSONAR - Intentional naming.
230      super._class(value);
231      return this;
232   }
233
234   @Override /* Overridden from HtmlElement */
235   public A accesskey(String value) {
236      super.accesskey(value);
237      return this;
238   }
239
240   @Override /* Overridden from HtmlElement */
241   public A contenteditable(Object value) {
242      super.contenteditable(value);
243      return this;
244   }
245
246   @Override /* Overridden from HtmlElement */
247   public A dir(String value) {
248      super.dir(value);
249      return this;
250   }
251
252   @Override /* Overridden from HtmlElement */
253   public A hidden(Object value) {
254      super.hidden(value);
255      return this;
256   }
257
258   @Override /* Overridden from HtmlElement */
259   public A id(String value) {
260      super.id(value);
261      return this;
262   }
263
264   @Override /* Overridden from HtmlElement */
265   public A lang(String value) {
266      super.lang(value);
267      return this;
268   }
269
270   @Override /* Overridden from HtmlElement */
271   public A onabort(String value) {
272      super.onabort(value);
273      return this;
274   }
275
276   @Override /* Overridden from HtmlElement */
277   public A onblur(String value) {
278      super.onblur(value);
279      return this;
280   }
281
282   @Override /* Overridden from HtmlElement */
283   public A oncancel(String value) {
284      super.oncancel(value);
285      return this;
286   }
287
288   @Override /* Overridden from HtmlElement */
289   public A oncanplay(String value) {
290      super.oncanplay(value);
291      return this;
292   }
293
294   @Override /* Overridden from HtmlElement */
295   public A oncanplaythrough(String value) {
296      super.oncanplaythrough(value);
297      return this;
298   }
299
300   @Override /* Overridden from HtmlElement */
301   public A onchange(String value) {
302      super.onchange(value);
303      return this;
304   }
305
306   @Override /* Overridden from HtmlElement */
307   public A onclick(String value) {
308      super.onclick(value);
309      return this;
310   }
311
312   @Override /* Overridden from HtmlElement */
313   public A oncuechange(String value) {
314      super.oncuechange(value);
315      return this;
316   }
317
318   @Override /* Overridden from HtmlElement */
319   public A ondblclick(String value) {
320      super.ondblclick(value);
321      return this;
322   }
323
324   @Override /* Overridden from HtmlElement */
325   public A ondurationchange(String value) {
326      super.ondurationchange(value);
327      return this;
328   }
329
330   @Override /* Overridden from HtmlElement */
331   public A onemptied(String value) {
332      super.onemptied(value);
333      return this;
334   }
335
336   @Override /* Overridden from HtmlElement */
337   public A onended(String value) {
338      super.onended(value);
339      return this;
340   }
341
342   @Override /* Overridden from HtmlElement */
343   public A onerror(String value) {
344      super.onerror(value);
345      return this;
346   }
347
348   @Override /* Overridden from HtmlElement */
349   public A onfocus(String value) {
350      super.onfocus(value);
351      return this;
352   }
353
354   @Override /* Overridden from HtmlElement */
355   public A oninput(String value) {
356      super.oninput(value);
357      return this;
358   }
359
360   @Override /* Overridden from HtmlElement */
361   public A oninvalid(String value) {
362      super.oninvalid(value);
363      return this;
364   }
365
366   @Override /* Overridden from HtmlElement */
367   public A onkeydown(String value) {
368      super.onkeydown(value);
369      return this;
370   }
371
372   @Override /* Overridden from HtmlElement */
373   public A onkeypress(String value) {
374      super.onkeypress(value);
375      return this;
376   }
377
378   @Override /* Overridden from HtmlElement */
379   public A onkeyup(String value) {
380      super.onkeyup(value);
381      return this;
382   }
383
384   @Override /* Overridden from HtmlElement */
385   public A onload(String value) {
386      super.onload(value);
387      return this;
388   }
389
390   @Override /* Overridden from HtmlElement */
391   public A onloadeddata(String value) {
392      super.onloadeddata(value);
393      return this;
394   }
395
396   @Override /* Overridden from HtmlElement */
397   public A onloadedmetadata(String value) {
398      super.onloadedmetadata(value);
399      return this;
400   }
401
402   @Override /* Overridden from HtmlElement */
403   public A onloadstart(String value) {
404      super.onloadstart(value);
405      return this;
406   }
407
408   @Override /* Overridden from HtmlElement */
409   public A onmousedown(String value) {
410      super.onmousedown(value);
411      return this;
412   }
413
414   @Override /* Overridden from HtmlElement */
415   public A onmouseenter(String value) {
416      super.onmouseenter(value);
417      return this;
418   }
419
420   @Override /* Overridden from HtmlElement */
421   public A onmouseleave(String value) {
422      super.onmouseleave(value);
423      return this;
424   }
425
426   @Override /* Overridden from HtmlElement */
427   public A onmousemove(String value) {
428      super.onmousemove(value);
429      return this;
430   }
431
432   @Override /* Overridden from HtmlElement */
433   public A onmouseout(String value) {
434      super.onmouseout(value);
435      return this;
436   }
437
438   @Override /* Overridden from HtmlElement */
439   public A onmouseover(String value) {
440      super.onmouseover(value);
441      return this;
442   }
443
444   @Override /* Overridden from HtmlElement */
445   public A onmouseup(String value) {
446      super.onmouseup(value);
447      return this;
448   }
449
450   @Override /* Overridden from HtmlElement */
451   public A onmousewheel(String value) {
452      super.onmousewheel(value);
453      return this;
454   }
455
456   @Override /* Overridden from HtmlElement */
457   public A onpause(String value) {
458      super.onpause(value);
459      return this;
460   }
461
462   @Override /* Overridden from HtmlElement */
463   public A onplay(String value) {
464      super.onplay(value);
465      return this;
466   }
467
468   @Override /* Overridden from HtmlElement */
469   public A onplaying(String value) {
470      super.onplaying(value);
471      return this;
472   }
473
474   @Override /* Overridden from HtmlElement */
475   public A onprogress(String value) {
476      super.onprogress(value);
477      return this;
478   }
479
480   @Override /* Overridden from HtmlElement */
481   public A onratechange(String value) {
482      super.onratechange(value);
483      return this;
484   }
485
486   @Override /* Overridden from HtmlElement */
487   public A onreset(String value) {
488      super.onreset(value);
489      return this;
490   }
491
492   @Override /* Overridden from HtmlElement */
493   public A onresize(String value) {
494      super.onresize(value);
495      return this;
496   }
497
498   @Override /* Overridden from HtmlElement */
499   public A onscroll(String value) {
500      super.onscroll(value);
501      return this;
502   }
503
504   @Override /* Overridden from HtmlElement */
505   public A onseeked(String value) {
506      super.onseeked(value);
507      return this;
508   }
509
510   @Override /* Overridden from HtmlElement */
511   public A onseeking(String value) {
512      super.onseeking(value);
513      return this;
514   }
515
516   @Override /* Overridden from HtmlElement */
517   public A onselect(String value) {
518      super.onselect(value);
519      return this;
520   }
521
522   @Override /* Overridden from HtmlElement */
523   public A onshow(String value) {
524      super.onshow(value);
525      return this;
526   }
527
528   @Override /* Overridden from HtmlElement */
529   public A onstalled(String value) {
530      super.onstalled(value);
531      return this;
532   }
533
534   @Override /* Overridden from HtmlElement */
535   public A onsubmit(String value) {
536      super.onsubmit(value);
537      return this;
538   }
539
540   @Override /* Overridden from HtmlElement */
541   public A onsuspend(String value) {
542      super.onsuspend(value);
543      return this;
544   }
545
546   @Override /* Overridden from HtmlElement */
547   public A ontimeupdate(String value) {
548      super.ontimeupdate(value);
549      return this;
550   }
551
552   @Override /* Overridden from HtmlElement */
553   public A ontoggle(String value) {
554      super.ontoggle(value);
555      return this;
556   }
557
558   @Override /* Overridden from HtmlElement */
559   public A onvolumechange(String value) {
560      super.onvolumechange(value);
561      return this;
562   }
563
564   @Override /* Overridden from HtmlElement */
565   public A onwaiting(String value) {
566      super.onwaiting(value);
567      return this;
568   }
569
570   @Override /* Overridden from HtmlElement */
571   public A spellcheck(Object value) {
572      super.spellcheck(value);
573      return this;
574   }
575
576   @Override /* Overridden from HtmlElement */
577   public A style(String value) {
578      super.style(value);
579      return this;
580   }
581
582   @Override /* Overridden from HtmlElement */
583   public A tabindex(Object value) {
584      super.tabindex(value);
585      return this;
586   }
587
588   @Override /* Overridden from HtmlElement */
589   public A title(String value) {
590      super.title(value);
591      return this;
592   }
593
594   @Override /* Overridden from HtmlElement */
595   public A translate(Object value) {
596      super.translate(value);
597      return this;
598   }
599
600   @Override /* Overridden from HtmlElementMixed */
601   public A child(Object value) {
602      super.child(value);
603      return this;
604   }
605
606   @Override /* Overridden from HtmlElementMixed */
607   public A children(Object...value) {
608      super.children(value);
609      return this;
610   }
611}