org.dspace.statistics.util

Class SpiderDetectorServiceImpl

java.lang.Object

org.dspace.statistics.util.SpiderDetectorServiceImpl

All Implemented Interfaces:

SpiderDetectorService

public class SpiderDetectorServiceImpl
extends Object
implements SpiderDetectorService

SpiderDetectorServiceImpl is used to find IP's that are spiders... In future someone may add Host Domains to the detection criteria here.

Author:

kevinvandevelde at atmire.com, ben at atmire.com, Mark Diggory (mdiggory at atmire.com), frederic at atmire.com

Constructor Summary

Constructors

Constructor and Description
SpiderDetectorServiceImpl(ConfigurationService configurationService)

Method Summary

Modifier and Type	Method and Description
IPTable	getTable()
boolean	isSpider(javax.servlet.http.HttpServletRequest request) Service Method for testing spiders against existing spider files.
boolean	isSpider(String ip) Check individual IP is a spider.
boolean	isSpider(String clientIP, String proxyIPs, String hostname, String agent) Service Method for testing spiders against existing spider files.
void	loadSpiderIpAddresses()
Set<String>	readPatterns(File patternFile) Utility method which reads lines from a file & returns them in a Set.

Methods inherited from class java.lang.Object

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

Constructor Detail

SpiderDetectorServiceImpl

@Autowired(required=true)
public SpiderDetectorServiceImpl(ConfigurationService configurationService)

Method Detail

getTable

public IPTable getTable()

Specified by:

getTable in interface SpiderDetectorService

isSpider

public boolean isSpider(String clientIP,
                        String proxyIPs,
                        String hostname,
                        String agent)

Service Method for testing spiders against existing spider files.

In future spiders HashSet may be optimized as byte offset array to improve performance and memory footprint further.

Specified by:

isSpider in interface SpiderDetectorService

Parameters:

clientIP - address of the client.

proxyIPs - comma-list of X-Forwarded-For addresses, or null.

hostname - domain name of host, or null.

agent - User-Agent header value, or null.

Returns:

true if the client matches any spider characteristics list.

readPatterns

public Set<String> readPatterns(File patternFile)
                         throws IOException

Utility method which reads lines from a file & returns them in a Set.

Specified by:

readPatterns in interface SpiderDetectorService

Parameters:

patternFile - the location of our spider file

Returns:

a vector full of patterns

Throws:

IOException - could not happen since we check the file be4 we use it

isSpider

public boolean isSpider(javax.servlet.http.HttpServletRequest request)

Service Method for testing spiders against existing spider files.

Specified by:

isSpider in interface SpiderDetectorService

Parameters:

request -

Returns:

true|false if the request was detected to be from a spider.

isSpider

public boolean isSpider(String ip)

Check individual IP is a spider.

Specified by:

isSpider in interface SpiderDetectorService

Parameters:

ip -

Returns:

if is spider IP

loadSpiderIpAddresses

public void loadSpiderIpAddresses()

Specified by:

loadSpiderIpAddresses in interface SpiderDetectorService