Package org.apache.nutch.scoring.webgraph

Class Summary

Class	Description
LinkDatum	A class for holding link information including the url, anchor text, a score, the timestamp of the link and a link type.
LinkDumper	The LinkDumper tool creates a database of node to inlink information that can be read using the nested Reader class.
LinkDumper.Inverter	Inverts outlinks from the WebGraph to inlinks and attaches node information.
LinkDumper.LinkNode	Bean class which holds url to node information.
LinkDumper.LinkNodes	Writable class which holds an array of LinkNode objects.
LinkDumper.Merger	Merges LinkNode objects into a single array value per url.
LinkDumper.Reader	Reader class which will print out the url and all of its inlinks to system out.
LinkRank
LoopReader	The LoopReader tool prints the loopset information for a single url.
Loops	The Loops job identifies cycles of loops inside of the web graph.
Loops.Finalizer	Finishes the Loops job by aggregating and collecting and found routes.
Loops.Initializer	Initializes the Loop routes.
Loops.Looper	Follows a route path looking for the start url of the route.
Loops.LoopSet	A set of loops.
Loops.Route	A link path or route looking to identify a link cycle.
Node	A class which holds the number of inlinks and outlinks for a given url along with an inlink score from a link analysis program and any metadata.
NodeDumper	A tools that dumps out the top urls by number of inlinks, number of outlinks, or by score, to a text file.
NodeDumper.Dumper	Outputs the hosts or domains with an associated value.
NodeDumper.Sorter	Outputs the top urls sorted in descending order.
NodeReader	Reads and prints to system out information for a single node from the NodeDb in the WebGraph.
ScoreUpdater	Updates the score from the WebGraph node database into the crawl database.
WebGraph	Creates three databases, one for inlinks, one for outlinks, and a node database that holds the number of in and outlinks to a url and the current score for the url.
WebGraph.OutlinkDb	The OutlinkDb creates a database of all outlinks.