org.wandora.piccolo.utils.crawler.handlers

Interface Handler

All Known Subinterfaces:

XMLContentHandler

All Known Implementing Classes:

AbbreviationExtractor, AbstractAlchemyExtractor, AbstractAudioScrobblerExtractor, AbstractBingExtractor, AbstractBossExtractor, AbstractCSVExtractor, AbstractDiscogsExtractor, AbstractDuckDuckGoExtractor, AbstractElavaArkistoExtractor, AbstractEuropeanaExtractor, AbstractExcelExtractor, AbstractExtractor, AbstractFBGraphExtractor, AbstractFreebaseExtractor, AbstractGate, AbstractGeoNamesExtractor, AbstractGuardianExtractor, AbstractJsoupExtractor, AbstractJsoupMicroformatExtractor, AbstractMashapeExtractor, AbstractMediaWikiAPIExtractor, AbstractMillionFirstStepsExtractor, AbstractNYTExtractor, AbstractOpenCycExtractor, AbstractPalvelukarttaExtractor, AbstractPalvelukarttaExtractor, AbstractRDFExtractor, AbstractRedditExtractor, AbstractRekognitionExtractor, AbstractStands4Extractor, AbstractTagtheExtractor, AbstractTwitterExtractor, AbstractUClassifier, AbstractUmbelExtractor, AbstractUmbelRelationExtractor, AbstractWordExtractor, AbstractYahooTermExtractor, AbstractYQLExtractor, AbstractZemantaExtractor, AdrExtractor, AlbumInfoExtractor, AlchemyCategoryExtractor, AlchemyEntityExtractor, AlchemyFaceDetection, AlchemyImageKeywordExtractor, AlchemyKeywordExtractor, AlchemyLanguageExtractor, AlchemyRelationExtractor, AlchemySentimentExtractor, AllMappingsExtractor, AnnieExtractor, Any23Extractor, ApuRahatCSVExtract, ArticlesAdditionalFieldsExtractor, ArticlesExtractor, ArticleTagsExtractor, ArtistRelatedArtistsExtractor, ArtistTopAlbumsExtractor, ArtistTopTagsExtractor, ArtistTopTracksExtractor, AssociationRowTableExtractor, AtomExtractor, BibtexExtractor, BingSearchExtractor, BingSearchResultExtractor, BookmarkExtractor, BossSearchResultExtractor, BrowserHistoryExtractor, CreativeCommonsRDFExtractor, DbpediaRDFExtractor, DefinitionExtractor, DefinitionListExtractor, DiigoBookmarkExtractor, DirectoryStructureExtractor, DirectoryStructureExtractor2, DiscogsArtistExtractor, DiscogsExtractor, DiscogsLabelExtractor, DiscogsMasterExtractor, DiscogsReleaseExtractor, DiscogsSearchExtractor, DownloadDummyHandler, DublinCoreRDFExtractor, DublinCoreXMLExtractor, DuckDuckGoZeroClickExtractor, EuropeanaExtractor, EuropeanaSearchExtractor, ExcelAdjacencyListExtractor, ExcelAdjacencyMatrixExtractor, ExcelExtractor, ExcelTopicExtractor, ExcelTopicNameExtractor, ExcelTopicOccurrenceExtractor, ExcelTopicTreeExtractor, ExtractFNGTextEnrichment, ExtractIconclassKeywords, ExtractKiasmaKeywords, ExtractMuusaIconclassBridge, ExtractSIFFKeywords, FacebookAPIExtractor, FBGraphExtractor, FindNearByGeoNames, FindSubjectLocator, FindSubjectLocatorWithBasename, FoafRDFExtractor, FoafRDFExtractor, FreebaseExtractor, FreebaseMQLExtractor, FreeDBExtractor, GedcomExtractor, GellishExtractor, GeoExtractor, GeoNamesChildren, GeoNamesCities, GeoNamesCountryInfo, GeoNamesHierarchy, GeoNamesNearByWeather, GeoNamesNeighbours, GeoNamesSearch, GeoNamesSiblings, GeoNamesWikipediaBBox, GeoNamesWikipediaSearch, GuardianContentSearchExtractor, GuardianExtractor, GuardianTagSearchExtractor, HCalendarExtractor, HCardExtractor, HelmetJSONExtractor, HSFeedExtractor, HTMLHandler, HTMLLinkStructureExtractor, HTMLSaveHandler, HTMLSurfer, ICalExtractor, IIIFRDFExtractor, IMDBExtractor, InstanceListExtractor, JavabibExtractor, JsoupAdrExtractor, JsoupAssociationRowTableExtractor, JsoupDefinitionListExtractor, JsoupGeoExtractor, JsoupHCalendarExtractor, JsoupHCardExtractor, JsoupHTMLLinkStructureExtractor, JsoupInstanceListExtractor, JsoupPropertyTableExtractor, JsoupSuperSubClassListExtractor, MadsExtractor, MakeBookmarkBrowserExtractor, MarcXMLExtractor, MashapeDuckDuckGoExtractor, MashapeExtractor, MashapeLambdaExtractor, MediaArticleExtractor, MediaExtractor, MediaWikiAPIPageExtractor, MediaWikiExtractor, MillionFirstStepsBookMetadataJSONExtractor, MillionFirstStepsBookTSVExtractor, MobyThesaurusExtractor, NYTArticleSearchExtractor, NYTEventSearchExtractor, NYTExtractor, OCRExtractor, OmaKaupunkiAbstractExtractor, OmaKaupunkiDirectoryCategoriesExtractor, OmaKaupunkiDirectoryExtractor, OmaKaupunkiEventCategoriesExtractor, OmaKaupunkiEventExtractor, OpenCalaisClassifier, OpenCycCommentExtractor, OpenCycDenotationsExtractor, OpenCycGenlsExtractor, OpenCycInstanceExtractor, OpenCycIsaExtractor, OpenCYCOWLExtractor, OpenCycSiblingsExtractor, OpenCycSpecsExtractor, OviMediaExtractor, OWLExtractor, PalvelukarttaDepartmentExtractor, PalvelukarttaDepartmentExtractor, PalvelukarttaOrganizationExtractor, PalvelukarttaOrganizationExtractor, PalvelukarttaServiceExtractor, PalvelukarttaServiceExtractor, PalvelukarttaServiceTreeExtractor, PalvelukarttaServiceTreeExtractor, PalvelukarttaUnitExtractor, PalvelukarttaUnitExtractor, PDFHandler, PropertyTableExtractor, RDFSExtractor, RedditThingExtractor, RekognitionFaceDetector, RekognitionSceneDetector, RISExtractor, RSSExtractor, RSSRDFExtractor, RTFHandler, SaveHandler, SearchTermExtract, Sentences2Associations, SentimentUClassifier, SimilarityMatchingExtractor, SimpleCSVAssociationExtractor, SimpleDocumentExtractor, SimpleEmailExtractor, SimpleFileExtractor, SimpleJPGExtractor, SimpleMP3Extractor, SimplePDFExtractor, SimpleWordMatchingExtractor, SKOSRDFExtractor, SparqlExtractor, SQLExtractor, StanfordNERClassifier, SuperSubClassListExtractor, SynonymExtractor, TagtheExtractor, TagTopAlbumsExtractor, TagTopArtistsExtractor, TagTopTagsExtractor, TermsExtractor, TextLanguageUClassifier, TextWiseClassifier, TopicsUClassifier, TwineExtractor, TwitterExtractor, TwitterJSONExtractor, UClassifier, UmbelGetBroader, UmbelGetConcept, UmbelGetNarrower, UmbelGetSubclasses, UmbelGetSuperclasses, UmbelGetSuperType, UmbelSearchConcept, VerbOceanExtractor, XMLBigHugeThesaurusExtractor, XMLHandler, XMLSubj3ctRecordExtractor, YahooTermExtractor, YouTubeURLExtractor, ZemantaExtractor

public interface Handler

Author:

olli

Method Summary

Modifier and Type	Method and Description
java.lang.String[]	getContentTypes() Returns an array of String containing the content-types this ContentHandler can process.
void	handle(CrawlerAccess crawler, java.io.InputStream in, int depth, java.net.URL page) Processes the given page.

Method Detail

handle

void handle(CrawlerAccess crawler,
            java.io.InputStream in,
            int depth,
            java.net.URL page)

Processes the given page. The given InputStream contains the data of an object that is of the content-type this content handler accepts. May use the given CrawlerAccess object to add further pages to the queue of the WebCrawler that asked to process the page.

Parameters:

crawler - The call back object for the handler. Any objects built from the content of the page can be sent to this.

in - The InputStream of the page.

depth - The depth remaining depth. When reporting another page to the queue, the depth of that page should be set to this depth-1.

page - The URL of the page.

getContentTypes

java.lang.String[] getContentTypes()

Returns an array of String containing the content-types this ContentHandler can process.

Returns:

String array representing content types.