org.apache.nutch.scoring.webgraph
Class NodeReader

java.lang.Object
  org.apache.nutch.scoring.webgraph.NodeReader

public class NodeReader
extends Object

Reads and prints to system out information for a single node from the NodeDb in the WebGraph.

Constructor Summary

NodeReader()

Method Summary

void	dumpUrl(Path webGraphDb, String url) Prints the content of the Node represented by the url to system out.
static void	main(String[] args) Runs the NodeReader tool.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NodeReader

public NodeReader()

Method Detail

dumpUrl

public void dumpUrl(Path webGraphDb,
                    String url)
             throws IOException

Prints the content of the Node represented by the url to system out.

Parameters:

webGraphDb - The webgraph from which to get the node.

url - The url of the node.

Throws:

IOException - If an error occurs while getting the node.

main

public static void main(String[] args)
                 throws Exception

Runs the NodeReader tool. The command line arguments must contain a webgraphdb path and a url. The url must match the normalized url that is contained in the NodeDb of the WebGraph.

Throws:

Exception