atom10parser.html

来自「rsslibj-1_0RC2,RSS阅读」· HTML 代码 · 共 665 行 · 第 1/4 页

<a name="326" href="#326">326</a>                         ((Element)c).setNamespace(Namespace.NO_NAMESPACE);
<a name="327" href="#327">327</a>                     }
<a name="328" href="#328">328</a>                 }
<a name="329" href="#329">329</a>             }
<a name="330" href="#330">330</a>             value = outputter.outputString(eContent);
<a name="331" href="#331">331</a>         } <strong>else</strong> {
<a name="332" href="#332">332</a>             <em class="comment">// Everything else comes in verbatim</em>
<a name="333" href="#333">333</a>             value = e.getText();
<a name="334" href="#334">334</a>         }
<a name="335" href="#335">335</a>         <strong>return</strong> value;
<a name="336" href="#336">336</a>     }
<a name="337" href="#337">337</a>     
<a name="338" href="#338">338</a>     <em class="comment">// List(Elements) -> List(Entries)</em>
<a name="339" href="#339">339</a>     <strong>protected</strong> List parseEntries(<a href="../../../../../com/sun/syndication/feed/atom/Feed.html">Feed</a> feed, String baseURI, List eEntries) {
<a name="340" href="#340">340</a>         List entries = <strong>new</strong> ArrayList();
<a name="341" href="#341">341</a>         <strong>for</strong> (<strong>int</strong> i=0;i&lt;eEntries.size();i++) {
<a name="342" href="#342">342</a>             entries.add(parseEntry(feed, (Element)eEntries.get(i), baseURI));
<a name="343" href="#343">343</a>         }
<a name="344" href="#344">344</a>         <strong>return</strong> (entries.size()>0) ? entries : <strong>null</strong>;
<a name="345" href="#345">345</a>     }
<a name="346" href="#346">346</a>     
<a name="347" href="#347">347</a>     <strong>protected</strong> <a href="../../../../../com/sun/syndication/feed/atom/Entry.html">Entry</a> parseEntry(<a href="../../../../../com/sun/syndication/feed/atom/Feed.html">Feed</a> feed, Element eEntry, String baseURI) {
<a name="348" href="#348">348</a>         <a href="../../../../../com/sun/syndication/feed/atom/Entry.html">Entry</a> entry = <strong>new</strong> <a href="../../../../../com/sun/syndication/feed/atom/Entry.html">Entry</a>();
<a name="349" href="#349">349</a>         
<a name="350" href="#350">350</a>         String xmlBase = eEntry.getAttributeValue(<span class="string">"base"</span>, Namespace.XML_NAMESPACE);
<a name="351" href="#351">351</a>         <strong>if</strong> (xmlBase != <strong>null</strong>) {
<a name="352" href="#352">352</a>             entry.setXmlBase(xmlBase);
<a name="353" href="#353">353</a>         }
<a name="354" href="#354">354</a>         
<a name="355" href="#355">355</a>         Element e = eEntry.getChild(<span class="string">"title"</span>,getAtomNamespace());
<a name="356" href="#356">356</a>         <strong>if</strong> (e!=<strong>null</strong>) {
<a name="357" href="#357">357</a>             <a href="../../../../../com/sun/syndication/feed/atom/Content.html">Content</a> c = <strong>new</strong> <a href="../../../../../com/sun/syndication/feed/atom/Content.html">Content</a>();
<a name="358" href="#358">358</a>             c.setValue(parseTextConstructToString(e));
<a name="359" href="#359">359</a>             c.setType(getAttributeValue(e, <span class="string">"type"</span>));
<a name="360" href="#360">360</a>             entry.setTitleEx(c);
<a name="361" href="#361">361</a>         }
<a name="362" href="#362">362</a>         
<a name="363" href="#363">363</a>         List eList = eEntry.getChildren(<span class="string">"link"</span>,getAtomNamespace());
<a name="364" href="#364">364</a>         entry.setAlternateLinks(parseAlternateLinks(feed, entry, baseURI, eList));
<a name="365" href="#365">365</a>         entry.setOtherLinks(parseOtherLinks(feed, entry, baseURI, eList));
<a name="366" href="#366">366</a>         
<a name="367" href="#367">367</a>         eList = eEntry.getChildren(<span class="string">"author"</span>, getAtomNamespace());
<a name="368" href="#368">368</a>         <strong>if</strong> (eList.size()>0) {
<a name="369" href="#369">369</a>             entry.setAuthors(parsePersons(baseURI, eList));
<a name="370" href="#370">370</a>         }
<a name="371" href="#371">371</a>         
<a name="372" href="#372">372</a>         eList = eEntry.getChildren(<span class="string">"contributor"</span>,getAtomNamespace());
<a name="373" href="#373">373</a>         <strong>if</strong> (eList.size()>0) {
<a name="374" href="#374">374</a>             entry.setContributors(parsePersons(baseURI, eList));
<a name="375" href="#375">375</a>         }
<a name="376" href="#376">376</a>         
<a name="377" href="#377">377</a>         e = eEntry.getChild(<span class="string">"id"</span>,getAtomNamespace());
<a name="378" href="#378">378</a>         <strong>if</strong> (e!=<strong>null</strong>) {
<a name="379" href="#379">379</a>             entry.setId(e.getText());
<a name="380" href="#380">380</a>         }
<a name="381" href="#381">381</a>         
<a name="382" href="#382">382</a>         e = eEntry.getChild(<span class="string">"updated"</span>,getAtomNamespace());
<a name="383" href="#383">383</a>         <strong>if</strong> (e!=<strong>null</strong>) {
<a name="384" href="#384">384</a>             entry.setUpdated(DateParser.parseW3CDateTime(e.getText()));
<a name="385" href="#385">385</a>         }
<a name="386" href="#386">386</a>         
<a name="387" href="#387">387</a>         e = eEntry.getChild(<span class="string">"published"</span>,getAtomNamespace());
<a name="388" href="#388">388</a>         <strong>if</strong> (e!=<strong>null</strong>) {
<a name="389" href="#389">389</a>             entry.setPublished(DateParser.parseW3CDateTime(e.getText()));
<a name="390" href="#390">390</a>         }
<a name="391" href="#391">391</a>         
<a name="392" href="#392">392</a>         e = eEntry.getChild(<span class="string">"summary"</span>,getAtomNamespace());
<a name="393" href="#393">393</a>         <strong>if</strong> (e!=<strong>null</strong>) {
<a name="394" href="#394">394</a>             entry.setSummary(parseContent(e));
<a name="395" href="#395">395</a>         }
<a name="396" href="#396">396</a>         
<a name="397" href="#397">397</a>         e = eEntry.getChild(<span class="string">"content"</span>,getAtomNamespace());
<a name="398" href="#398">398</a>         <strong>if</strong> (e!=<strong>null</strong>) {
<a name="399" href="#399">399</a>             List contents = <strong>new</strong> ArrayList();
<a name="400" href="#400">400</a>             contents.add(parseContent(e));
<a name="401" href="#401">401</a>             entry.setContents(contents);
<a name="402" href="#402">402</a>         }
<a name="403" href="#403">403</a>         
<a name="404" href="#404">404</a>         e = eEntry.getChild(<span class="string">"rights"</span>,getAtomNamespace());
<a name="405" href="#405">405</a>         <strong>if</strong> (e!=<strong>null</strong>) {
<a name="406" href="#406">406</a>             entry.setRights(e.getText());
<a name="407" href="#407">407</a>         }
<a name="408" href="#408">408</a>         
<a name="409" href="#409">409</a>         List cList = eEntry.getChildren(<span class="string">"category"</span>,getAtomNamespace());
<a name="410" href="#410">410</a>         entry.setCategories(parseCategories(baseURI, cList));
<a name="411" href="#411">411</a>         
<a name="412" href="#412">412</a>         <em class="comment">// TODO: SHOULD handle Atom entry source element</em>
<a name="413" href="#413">413</a>         e = eEntry.getChild(<span class="string">"source"</span>, getAtomNamespace());
<a name="414" href="#414">414</a>         <strong>if</strong> (e!=<strong>null</strong>) {
<a name="415" href="#415">415</a>             entry.setSource(parseFeedMetadata(baseURI, e));
<a name="416" href="#416">416</a>         }
<a name="417" href="#417">417</a>         
<a name="418" href="#418">418</a>         entry.setModules(parseItemModules(eEntry));
<a name="419" href="#419">419</a>         
<a name="420" href="#420">420</a>         List foreignMarkup =
<a name="421" href="#421">421</a>                 extractForeignMarkup(eEntry, entry, getAtomNamespace());
<a name="422" href="#422">422</a>         <strong>if</strong> (foreignMarkup.size() > 0) {
<a name="423" href="#423">423</a>             entry.setForeignMarkup(foreignMarkup);
<a name="424" href="#424">424</a>         }
<a name="425" href="#425">425</a>         <strong>return</strong> entry;
<a name="426" href="#426">426</a>     }
<a name="427" href="#427">427</a>     
<a name="428" href="#428">428</a>     <strong>private</strong> List parseCategories(String baseURI, List eCategories) {
<a name="429" href="#429">429</a>         List cats = <strong>new</strong> ArrayList();
<a name="430" href="#430">430</a>         <strong>for</strong> (<strong>int</strong> i=0;i&lt;eCategories.size();i++) {
<a name="431" href="#431">431</a>             Element eCategory = (Element) eCategories.get(i);
<a name="432" href="#432">432</a>             cats.add(parseCategory(baseURI, eCategory));
<a name="433" href="#433">433</a>         }
<a name="434" href="#434">434</a>         <strong>return</strong> (cats.size()>0) ? cats : <strong>null</strong>;
<a name="435" href="#435">435</a>     }
<a name="436" href="#436">436</a>     
<a name="437" href="#437">437</a>     <strong>private</strong> <a href="../../../../../com/sun/syndication/feed/atom/Category.html">Category</a> parseCategory(String baseURI, Element eCategory) {
<a name="438" href="#438">438</a>         <a href="../../../../../com/sun/syndication/feed/atom/Category.html">Category</a> category = <strong>new</strong> <a href="../../../../../com/sun/syndication/feed/atom/Category.html">Category</a>();
<a name="439" href="#439">439</a>         String att = getAttributeValue(eCategory, <span class="string">"term"</span>);
<a name="440" href="#440">440</a>         <strong>if</strong> (att!=<strong>null</strong>) {
<a name="441" href="#441">441</a>             category.setTerm(att);
<a name="442" href="#442">442</a>         }
<a name="443" href="#443">443</a>         att = getAttributeValue(eCategory, <span class="string">"scheme"</span>);
<a name="444" href="#444">444</a>         <strong>if</strong> (att!=<strong>null</strong>) {
<a name="445" href="#445">445</a>             category.setScheme(att);
<a name="446" href="#446">446</a>             <strong>if</strong> (isRelativeURI(att)) {
<a name="447" href="#447">447</a>                 category.setSchemeResolved(resolveURI(baseURI, eCategory, att));
<a name="448" href="#448">448</a>             }
<a name="449" href="#449">449</a>         }
<a name="450" href="#450">450</a>         att = getAttributeValue(eCategory, <span class="string">"label"</span>);
<a name="451" href="#451">451</a>         <strong>if</strong> (att!=<strong>null</strong>) {
<a name="452" href="#452">452</a>             category.setLabel(att);
<a name="453" href="#453">453</a>         }
<a name="454" href="#454">454</a>         <strong>return</strong> category;
<a name="455" href="#455">455</a>         
<a name="456" href="#456">456</a>     }
<a name="457" href="#457">457</a>     
<a name="458" href="#458">458</a>     <em class="comment">// Once following relative URI methods are made public in the ROME </em>
<a name="459" href="#459">459</a>     <em class="comment">// Atom10Parser, then use them instead and delete these.</em>
<a name="460" href="#460">460</a>     
<a name="461" href="#461">461</a>     
<a name="462" href="#462">462</a>     <em class="comment">// Fix for issue #34 "valid IRI href attributes are stripped for atom:link"</em>
<a name="463" href="#463">463</a>     <em class="comment">// URI's that didn't start with http were being treated as relative URIs.</em>
<a name="464" href="#464">464</a>     <em class="comment">// So now consider an absolute URI to be any alpha-numeric string followed</em>
<a name="465" href="#465">465</a>     <em class="comment">// by a colon, followed by anything -- specified by this regex:</em>
<a name="466" href="#466">466</a>     <strong>static</strong> Pattern absoluteURIPattern = Pattern.compile(<span class="string">"^[a-z0-9]*:.*$"</span>);
<a name="467" href="#467">467</a>     
<a name="468" href="#468">468</a>     <strong>public</strong> <strong>static</strong> <strong>boolean</strong> isAbsoluteURI(String uri) {
<a name="469" href="#469">469</a>         <strong>return</strong> absoluteURIPattern.matcher(uri).find();
<a name="470" href="#470">470</a>     }
<a name="471" href="#471">471</a>     
<a name="472" href="#472">472</a>     <em>/**<em>* Returns true if URI is relative. */</em></em>
<a name="473" href="#473">473</a>     <strong>public</strong> <strong>static</strong> <strong>boolean</strong> isRelativeURI(String uri) {
<a name="474" href="#474">474</a>         <strong>return</strong> !isAbsoluteURI(uri);
<a name="475" href="#475">475</a>     }
<a name="476" href="#476">476</a>         
<a name="477" href="#477">477</a>     <em>/**<em>*</em></em>
<a name="478" href="#478">478</a> <em>     * Resolve URI via base URL and parent element.</em>
<a name="479" href="#479">479</a> <em>     * Resolve URI based considering xml:base and baseURI.</em>
<a name="480" href="#480">480</a> <em>     * @param baseURI Base URI used to fetch the XML document</em>
<a name="481" href="#481">481</a> <em>     * @param parent  Parent element from which to consider xml:base</em>
<a name="482" href="#482">482</a> <em>     * @param url     URL to be resolved</em>
<a name="483" href="#483">483</a> <em>     */</em>
<a name="484" href="#484">484</a>     <strong>public</strong> <strong>static</strong> String resolveURI(String baseURI, Parent parent, String url) {
<a name="485" href="#485">485</a>         <strong>if</strong> (!resolveURIs) {
<a name="486" href="#486">486</a>             <strong>return</strong> url;
<a name="487" href="#487">487</a>         }
<a name="488" href="#488">488</a>         <strong>if</strong> (isRelativeURI(url)) {
<a name="489" href="#489">489</a>             url = (!<span class="string">"."</span>.equals(url) &amp;&amp; !<span class="string">"./"</span>.equals(url)) ? url : <span class="string">""</span>;
<a name="490" href="#490">490</a>             
<a name="491" href="#491">491</a>             <strong>if</strong> (url.startsWith(<span class="string">"/"</span>) &amp;&amp; baseURI != <strong>null</strong>) {
<a name="492" href="#492">492</a>                 String base = <strong>null</strong>;