com.crawljax.core

Interface ExtractorManager

All Known Implementing Classes:

CandidateElementManager

public interface ExtractorManager

This interface denotes all the operations a CandidateExtractor can execute.

Author:

Stefan Lenselink <S.R.Lenselink@student.tudelft.nl>

Method Summary

Modifier and Type	Method and Description
boolean	checkCrawlCondition(EmbeddedBrowser browser) Check if one or more CrawlConditions matches the current state in the browser.
EventableConditionChecker	getEventableConditionChecker() Retrieve the eventable condition checker.
void	increaseElementsCounter() increase the number of checked elements, as a statistics measure to know how many elements were actually examined.
boolean	isChecked(String element) Check if a given element is already checked, preventing duplicate work.
boolean	markChecked(CandidateElement candidateElement) Mark a given element as checked to prevent duplicate work.
int	numberOfExaminedElements() Return internal counter for the examined elements.

Method Detail

isChecked

boolean isChecked(String element)

Check if a given element is already checked, preventing duplicate work.

Parameters:

element - the to search for if its already checked

Returns:

true if the element is already checked

markChecked

boolean markChecked(CandidateElement candidateElement)

Mark a given element as checked to prevent duplicate work. A elements is only added when it is not already in the set of checked elements.

Parameters:

candidateElement - the element that is checked

Returns:

true if !contains(candidateElement.uniqueString)

increaseElementsCounter

void increaseElementsCounter()

increase the number of checked elements, as a statistics measure to know how many elements were actually examined.

numberOfExaminedElements

int numberOfExaminedElements()

Return internal counter for the examined elements.

Returns:

the number of ExaminedElements

getEventableConditionChecker

EventableConditionChecker getEventableConditionChecker()

Retrieve the eventable condition checker.

Returns:

the eventableConditionChecker that should be used during the candidate extraction.

checkCrawlCondition

boolean checkCrawlCondition(EmbeddedBrowser browser)

Check if one or more CrawlConditions matches the current state in the browser.

Parameters:

browser - the browser to execute in the CrawlConditions.

Returns:

true if one or more CrawlConditions stratifies or non is specified.