crawlsettingssaxhandler.html

用JAVA编写的,在做实验的时候留下来的,本来想删的,但是传上来,大家分享吧

<a name="330" href="#330">330</a>                 settings.setDescription(value);
<a name="331" href="#331">331</a>             } <strong>else</strong> <strong>if</strong> (handlerStack.peek() instanceof RefinementHandler) {
<a name="332" href="#332">332</a>                 ((<a href="../../../../org/archive/crawler/settings/refinements/Refinement.html">Refinement</a>) stack.peek()).setDescription(value);
<a name="333" href="#333">333</a>             } <strong>else</strong> {
<a name="334" href="#334">334</a>                 illegalElementError(name);
<a name="335" href="#335">335</a>             }
<a name="336" href="#336">336</a>         }
<a name="337" href="#337">337</a>     }
<a name="338" href="#338">338</a> 
<a name="339" href="#339">339</a>     <strong>private</strong> <strong>class</strong> OrganizationHandler <strong>extends</strong> ElementHandler {
<a name="340" href="#340">340</a> 
<a name="341" href="#341">341</a>         <strong>public</strong> <strong>void</strong> endElement(String name) throws SAXException {
<a name="342" href="#342">342</a>             <strong>if</strong> (handlerStack.peek() instanceof MetaHandler) {
<a name="343" href="#343">343</a>                 settings.setOrganization(value);
<a name="344" href="#344">344</a>             } <strong>else</strong> <strong>if</strong> (handlerStack.peek() instanceof RefinementHandler) {
<a name="345" href="#345">345</a>                 ((<a href="../../../../org/archive/crawler/settings/refinements/Refinement.html">Refinement</a>) stack.peek()).setOrganization(value);
<a name="346" href="#346">346</a>             } <strong>else</strong> {
<a name="347" href="#347">347</a>                 illegalElementError(name);
<a name="348" href="#348">348</a>             }
<a name="349" href="#349">349</a>         }
<a name="350" href="#350">350</a>     }
<a name="351" href="#351">351</a> 
<a name="352" href="#352">352</a>     <strong>private</strong> <strong>class</strong> OperatorHandler <strong>extends</strong> ElementHandler {
<a name="353" href="#353">353</a> 
<a name="354" href="#354">354</a>         <strong>public</strong> <strong>void</strong> endElement(String name) throws SAXException {
<a name="355" href="#355">355</a>             <strong>if</strong> (handlerStack.peek() instanceof MetaHandler) {
<a name="356" href="#356">356</a>                 settings.setOperator(value);
<a name="357" href="#357">357</a>             } <strong>else</strong> <strong>if</strong> (handlerStack.peek() instanceof RefinementHandler) {
<a name="358" href="#358">358</a>                 ((<a href="../../../../org/archive/crawler/settings/refinements/Refinement.html">Refinement</a>) stack.peek()).setOperator(value);
<a name="359" href="#359">359</a>             } <strong>else</strong> {
<a name="360" href="#360">360</a>                 illegalElementError(name);
<a name="361" href="#361">361</a>             }
<a name="362" href="#362">362</a>         }
<a name="363" href="#363">363</a>     }
<a name="364" href="#364">364</a> 
<a name="365" href="#365">365</a>     <strong>private</strong> <strong>class</strong> AudienceHandler <strong>extends</strong> ElementHandler {
<a name="366" href="#366">366</a> 
<a name="367" href="#367">367</a>         <strong>public</strong> <strong>void</strong> endElement(String name) throws SAXException {
<a name="368" href="#368">368</a>             <strong>if</strong> (handlerStack.peek() instanceof MetaHandler) {
<a name="369" href="#369">369</a>                 settings.setAudience(value);
<a name="370" href="#370">370</a>             } <strong>else</strong> <strong>if</strong> (handlerStack.peek() instanceof RefinementHandler) {
<a name="371" href="#371">371</a>                 ((<a href="../../../../org/archive/crawler/settings/refinements/Refinement.html">Refinement</a>) stack.peek()).setAudience(value);
<a name="372" href="#372">372</a>             } <strong>else</strong> {
<a name="373" href="#373">373</a>                 illegalElementError(name);
<a name="374" href="#374">374</a>             }
<a name="375" href="#375">375</a>         }
<a name="376" href="#376">376</a>     }
<a name="377" href="#377">377</a> 
<a name="378" href="#378">378</a>     <strong>private</strong> <strong>class</strong> DateHandler <strong>extends</strong> ElementHandler {
<a name="379" href="#379">379</a> 
<a name="380" href="#380">380</a>         <strong>public</strong> <strong>void</strong> endElement(String name) throws SAXException {
<a name="381" href="#381">381</a>             <strong>if</strong> (handlerStack.peek() instanceof MetaHandler) {
<a name="382" href="#382">382</a>                 <strong>try</strong> {
<a name="383" href="#383">383</a>                     settings.setLastSavedTime(<a href="../../../../org/archive/util/ArchiveUtils.html">ArchiveUtils</a>
<a name="384" href="#384">384</a>                             .parse14DigitDate(value));
<a name="385" href="#385">385</a>                 } <strong>catch</strong> (ParseException e) {
<a name="386" href="#386">386</a>                     <strong>throw</strong> <strong>new</strong> SAXException(e);
<a name="387" href="#387">387</a>                 }
<a name="388" href="#388">388</a>             } <strong>else</strong> {
<a name="389" href="#389">389</a>                 illegalElementError(name);
<a name="390" href="#390">390</a>             }
<a name="391" href="#391">391</a>         }
<a name="392" href="#392">392</a>     }
<a name="393" href="#393">393</a> 
<a name="394" href="#394">394</a>     <em class="comment">// Refinement handlers</em>
<a name="395" href="#395">395</a>     <strong>private</strong> <strong>class</strong> RefinementListHandler <strong>extends</strong> ElementHandler {
<a name="396" href="#396">396</a> 
<a name="397" href="#397">397</a>         <strong>public</strong> <strong>void</strong> startElement(String name) throws SAXException {
<a name="398" href="#398">398</a>             <strong>if</strong> (!(handlerStack.peek() instanceof RootHandler)) {
<a name="399" href="#399">399</a>                 illegalElementError(name);
<a name="400" href="#400">400</a>             }
<a name="401" href="#401">401</a>         }
<a name="402" href="#402">402</a>     }
<a name="403" href="#403">403</a> 
<a name="404" href="#404">404</a>     <strong>private</strong> <strong>class</strong> RefinementHandler <strong>extends</strong> ElementHandler {
<a name="405" href="#405">405</a>         <strong>public</strong> <strong>void</strong> startElement(String name, Attributes atts)
<a name="406" href="#406">406</a>                 throws SAXException {
<a name="407" href="#407">407</a>             stack.push(<strong>new</strong> <a href="../../../../org/archive/crawler/settings/refinements/Refinement.html">Refinement</a>(settings, atts
<a name="408" href="#408">408</a>                     .getValue(XMLSettingsHandler.XML_ELEMENT_REFERENCE)));
<a name="409" href="#409">409</a>         }
<a name="410" href="#410">410</a>     }
<a name="411" href="#411">411</a> 
<a name="412" href="#412">412</a>     <strong>private</strong> <strong>class</strong> ReferenceHandler <strong>extends</strong> ElementHandler {
<a name="413" href="#413">413</a> 
<a name="414" href="#414">414</a>         <strong>public</strong> <strong>void</strong> endElement(String name) throws SAXException {
<a name="415" href="#415">415</a>             <strong>if</strong> (handlerStack.peek() instanceof RefinementHandler) {
<a name="416" href="#416">416</a>                 ((<a href="../../../../org/archive/crawler/settings/refinements/Refinement.html">Refinement</a>) stack.peek()).setReference(value);
<a name="417" href="#417">417</a>             } <strong>else</strong> {
<a name="418" href="#418">418</a>                 illegalElementError(name);
<a name="419" href="#419">419</a>             }
<a name="420" href="#420">420</a>         }
<a name="421" href="#421">421</a>     }
<a name="422" href="#422">422</a> 
<a name="423" href="#423">423</a>     <strong>private</strong> <strong>class</strong> LimitsHandler <strong>extends</strong> ElementHandler {
<a name="424" href="#424">424</a>     }
<a name="425" href="#425">425</a> 
<a name="426" href="#426">426</a>     <strong>private</strong> <strong>class</strong> TimespanHandler <strong>extends</strong> ElementHandler {
<a name="427" href="#427">427</a> 
<a name="428" href="#428">428</a>         <strong>public</strong> <strong>void</strong> startElement(String name, Attributes atts)
<a name="429" href="#429">429</a>                 throws SAXException {
<a name="430" href="#430">430</a>             <strong>if</strong> (stack.peek() instanceof Refinement) {
<a name="431" href="#431">431</a>                 String from = atts
<a name="432" href="#432">432</a>                         .getValue(XMLSettingsHandler.XML_ATTRIBUTE_FROM);
<a name="433" href="#433">433</a>                 String to = atts.getValue(XMLSettingsHandler.XML_ATTRIBUTE_TO);
<a name="434" href="#434">434</a>                 <strong>try</strong> {
<a name="435" href="#435">435</a>                     <a href="../../../../org/archive/crawler/settings/refinements/TimespanCriteria.html">TimespanCriteria</a> timespan = <strong>new</strong> <a href="../../../../org/archive/crawler/settings/refinements/TimespanCriteria.html">TimespanCriteria</a>(from, to);
<a name="436" href="#436">436</a>                     ((<a href="../../../../org/archive/crawler/settings/refinements/Refinement.html">Refinement</a>) stack.peek()).addCriteria(timespan);
<a name="437" href="#437">437</a>                 } <strong>catch</strong> (ParseException e) {
<a name="438" href="#438">438</a>                     <strong>throw</strong> <strong>new</strong> SAXException(e);
<a name="439" href="#439">439</a>                 }
<a name="440" href="#440">440</a>             } <strong>else</strong> {
<a name="441" href="#441">441</a>                 illegalElementError(name);
<a name="442" href="#442">442</a>             }
<a name="443" href="#443">443</a>         }
<a name="444" href="#444">444</a>     }
<a name="445" href="#445">445</a> 
<a name="446" href="#446">446</a>     <strong>private</strong> <strong>class</strong> PortnumberHandler <strong>extends</strong> ElementHandler {
<a name="447" href="#447">447</a> 
<a name="448" href="#448">448</a>         <strong>public</strong> <strong>void</strong> endElement(String name) throws SAXException {
<a name="449" href="#449">449</a>             <strong>if</strong> (handlerStack.peek() instanceof LimitsHandler) {
<a name="450" href="#450">450</a>                 ((<a href="../../../../org/archive/crawler/settings/refinements/Refinement.html">Refinement</a>) stack.peek()).addCriteria(<strong>new</strong> PortnumberCriteria(value));
<a name="451" href="#451">451</a>             } <strong>else</strong> {
<a name="452" href="#452">452</a>                 illegalElementError(name);
<a name="453" href="#453">453</a>             }
<a name="454" href="#454">454</a>         }
<a name="455" href="#455">455</a>     }
<a name="456" href="#456">456</a> 
<a name="457" href="#457">457</a>     <strong>private</strong> <strong>class</strong> URIMatcherHandler <strong>extends</strong> ElementHandler {
<a name="458" href="#458">458</a> 
<a name="459" href="#459">459</a>         <strong>public</strong> <strong>void</strong> endElement(String name) throws SAXException {
<a name="460" href="#460">460</a>             <strong>if</strong> (handlerStack.peek() instanceof LimitsHandler) {
<a name="461" href="#461">461</a>                 ((<a href="../../../../org/archive/crawler/settings/refinements/Refinement.html">Refinement</a>) stack.peek()).addCriteria(<strong>new</strong> RegularExpressionCriteria(value));
<a name="462" href="#462">462</a>             } <strong>else</strong> {
<a name="463" href="#463">463</a>                 illegalElementError(name);
<a name="464" href="#464">464</a>             }
<a name="465" href="#465">465</a>         }
<a name="466" href="#466">466</a>     }
<a name="467" href="#467">467</a> 
<a name="468" href="#468">468</a> 
<a name="469" href="#469">469</a>     <em class="comment">// Handlers for objects and attributes</em>
<a name="470" href="#470">470</a>     <strong>private</strong> <strong>class</strong> ModuleHandler <strong>extends</strong> ElementHandler {
<a name="471" href="#471">471</a> 
<a name="472" href="#472">472</a>         <strong>public</strong> <strong>void</strong> startElement(String name, Attributes atts)
<a name="473" href="#473">473</a>                 throws SAXException {
<a name="474" href="#474">474</a>             <a href="../../../../org/archive/crawler/settings/ModuleType.html">ModuleType</a> module;
<a name="475" href="#475">475</a>             <strong>if</strong> (name.equals(XMLSettingsHandler.XML_ELEMENT_CONTROLLER)) {
<a name="476" href="#476">476</a>                 module = settingsHandler.getOrder();
<a name="477" href="#477">477</a>             } <strong>else</strong> {
<a name="478" href="#478">478</a>                 module = settingsHandler.getSettingsObject(<strong>null</strong>).getModule(
<a name="479" href="#479">479</a>                         atts.getValue(XMLSettingsHandler.XML_ATTRIBUTE_NAME));
<a name="480" href="#480">480</a>             }
<a name="481" href="#481">481</a>             stack.push(module);
<a name="482" href="#482">482</a>         }
<a name="483" href="#483">483</a> 
<a name="484" href="#484">484</a>         <strong>public</strong> <strong>void</strong> endElement(String name) throws SAXException {
<a name="485" href="#485">485</a>             stack.pop();
<a name="486" href="#486">486</a>         }
<a name="487" href="#487">487</a>     }
<a name="488" href="#488">488</a> 
<a name="489" href="#489">489</a>     <strong>private</strong> <strong>class</strong> NewModuleHandler <strong>extends</strong> ElementHandler {
<a name="490" href="#490">490</a> 
<a name="491" href="#491">491</a>         <strong>public</strong> <strong>void</strong> startElement(String name, Attributes atts)
<a name="492" href="#492">492</a>                 throws SAXException {
<a name="493" href="#493">493</a>             <a href="../../../../org/archive/crawler/settings/ComplexType.html">ComplexType</a> parentModule = (ComplexType) stack.peek();
<a name="494" href="#494">494</a>             String moduleName = atts
<a name="495" href="#495">495</a>                     .getValue(XMLSettingsHandler.XML_ATTRIBUTE_NAME);
<a name="496" href="#496">496</a>             String moduleClass = atts
<a name="497" href="#497">497</a>                     .getValue(XMLSettingsHandler.XML_ATTRIBUTE_CLASS);
<a name="498" href="#498">498</a>             <strong>try</strong> {