ir.webutils
Classes 
AnchoredLink
AnchoredLinkExtractor
BeamSearchSiteSpider
BeamSearchSpider
DirectorySpider
Graph
HTMLPage
HTMLPageRetriever
HTMLParserMaker
Link
LinkExtractor
LinkHeuristic
Node
PageGoal
RobotExclusionSet
RobotsMetaTagParser
SafeHTMLPage
SafeHTMLPageRetriever
ScoredAnchoredLink
ScoredAnchoredLinkExtractor
SiteSpider
Spider
StringSearchResult
URLChecker
WebPage
WebPageViewer
Exceptions 
PathDisallowedException