spider.crawl
Class FrontierElement

java.lang.Object
  |
  +--spider.crawl.FrontierElement

All Implemented Interfaces:

java.lang.Comparable

public class FrontierElement

extends java.lang.Object

implements java.lang.Comparable

Author:

Gautam Pant Defines an element in the frontier (unvisited URLs list)

Field Summary

java.lang.String	context context of the URL - a few words that seem to describe the URL
int	depth known depth of the URL from a starting page
double	score potential score of the URL
int	status status of the URL
java.lang.String	url unvisted URL

Constructor Summary

FrontierElement(java.lang.String url)

FrontierElement(java.lang.String url, double score)

FrontierElement(java.lang.String url, double score, int depth)

FrontierElement(java.lang.String url, double score, int depth, java.lang.String context)

Method Summary

int	compareTo(java.lang.Object o)

Methods inherited from class java.lang.Object

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

Field Detail

url

public java.lang.String url

unvisted URL

score

public double score

potential score of the URL

depth

public int depth

known depth of the URL from a starting page

context

public java.lang.String context

context of the URL - a few words that seem to describe the URL

status

public int status

status of the URL

Constructor Detail

FrontierElement

public FrontierElement(java.lang.String url)

FrontierElement

public FrontierElement(java.lang.String url,
                       double score)

FrontierElement

public FrontierElement(java.lang.String url,
                       double score,
                       int depth)

FrontierElement

public FrontierElement(java.lang.String url,
                       double score,
                       int depth,
                       java.lang.String context)

Method Detail

compareTo

public int compareTo(java.lang.Object o)

Specified by:

compareTo in interface java.lang.Comparable