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Java Source Code / Java Documentation
»
Web Crawler
»
heritrix
»
org.archive.crawler.fetcher
Source Cross Reference
Class Diagram
Java Document (Java Doc)
org.archive.crawler.framework
.Processor
org.archive.crawler.fetcher
.FetchDNS
FetchDNS
public
class FetchDNS extends
Processor
implements
CoreAttributeConstants
,
FetchStatusCodes
(Code)
Processor to resolve 'dns:' URIs. TODO: Refactor to use org.archive.util.DNSJavaUtils.
author:
multiple
Field Summary
protected
InetAddress
serverInetAddr
Constructor Summary
public
FetchDNS
(
String
name)
Create a new instance of FetchDNS.
Method Summary
protected
byte[]
getDNSRecord
(long fetchStart, Record[] rrecordSet)
protected
ARecord
getFirstARecord
(Record[] rrecordSet)
protected
void
innerProcess
(
CrawlURI
curi)
protected
boolean
isQuadAddress
(
CrawlURI
curi,
String
dnsName,
CrawlHost
targetHost)
protected
void
recordDNS
(
CrawlURI
curi, Record[] rrecordSet)
protected
void
setUnresolvable
(
CrawlURI
curi,
CrawlHost
host)
protected
void
storeDNSRecord
(
CrawlURI
curi,
String
dnsName,
CrawlHost
targetHost, Record[] rrecordSet)
Field Detail
serverInetAddr
protected
InetAddress
serverInetAddr
(Code)
Constructor Detail
FetchDNS
public
FetchDNS(
String
name)
(Code)
Create a new instance of FetchDNS.
Parameters:
name - the name of this attribute.
Method Detail
getDNSRecord
protected
byte[] getDNSRecord(long fetchStart, Record[] rrecordSet) throws
IOException
(Code)
getFirstARecord
protected
ARecord getFirstARecord(Record[] rrecordSet)
(Code)
innerProcess
protected
void innerProcess(
CrawlURI
curi)
(Code)
isQuadAddress
protected
boolean isQuadAddress(
CrawlURI
curi,
String
dnsName,
CrawlHost
targetHost)
(Code)
recordDNS
protected
void recordDNS(
CrawlURI
curi, Record[] rrecordSet) throws
IOException
(Code)
setUnresolvable
protected
void setUnresolvable(
CrawlURI
curi,
CrawlHost
host)
(Code)
storeDNSRecord
protected
void storeDNSRecord(
CrawlURI
curi,
String
dnsName,
CrawlHost
targetHost, Record[] rrecordSet)
(Code)
Fields inherited from
org.archive.crawler.framework.Processor
final
public
static
String
ATTR_DECIDE_RULES
(Code)
(Java Doc)
final
public
static
String
ATTR_ENABLED
(Code)
(Java Doc)
protected
String
attrDecideRules
(Code)
(Java Doc)
Methods inherited from
org.archive.crawler.framework.Processor
protected
void checkForInterrupt() throws
InterruptedException
(Code)
(Java Doc)
protected
void finalTasks()
(Code)
(Java Doc)
public
CrawlController
getController()
(Code)
(Java Doc)
protected
DecideRule
getDecideRule(
Object
o)
(Code)
(Java Doc)
public
Processor
getDefaultNextProcessor(
CrawlURI
curi)
(Code)
(Java Doc)
protected
void initialTasks()
(Code)
(Java Doc)
protected
void innerProcess(
CrawlURI
curi) throws
InterruptedException
(Code)
(Java Doc)
protected
void innerRejectProcess(
CrawlURI
curi) throws
InterruptedException
(Code)
(Java Doc)
protected
boolean isContentToProcess(
CrawlURI
curi)
(Code)
(Java Doc)
protected
boolean isExpectedMimeType(
String
contentType,
String
expectedPrefix)
(Code)
(Java Doc)
protected
boolean isHttpTransactionContentToProcess(
CrawlURI
curi)
(Code)
(Java Doc)
public
void kickUpdate()
(Code)
(Java Doc)
final
public
void process(
CrawlURI
curi) throws
InterruptedException
(Code)
(Java Doc)
public
String
report()
(Code)
(Java Doc)
protected
boolean rulesAccept(
Object
o)
(Code)
(Java Doc)
protected
boolean rulesAccept(
DecideRule
rule,
Object
o)
(Code)
(Java Doc)
public
void setDefaultNextProcessor(
Processor
nextProcessor)
(Code)
(Java Doc)
public
Processor
spawn(int serialNum)
(Code)
(Java Doc)
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