org.archive.crawler.scope
Class SeedFileIterator

java.lang.Object
  org.archive.util.iterator.LookaheadIterator<Transformed>
      org.archive.util.iterator.TransformingIteratorWrapper<java.lang.String,UURI>
          org.archive.crawler.scope.SeedFileIterator

All Implemented Interfaces:

java.util.Iterator<UURI>

public class SeedFileIterator
extends TransformingIteratorWrapper<java.lang.String,UURI>

Iterator wrapper for seeds file on disk.

Author:

gojomo

Field Summary

(package private) java.io.Writer	ignored
(package private) java.io.BufferedReader	input

Fields inherited from class org.archive.util.iterator.TransformingIteratorWrapper

inner

Fields inherited from class org.archive.util.iterator.LookaheadIterator

next

Constructor Summary

SeedFileIterator(java.io.BufferedReader br)
Construct a SeedFileIterator over the input available from the supplied BufferedReader.

SeedFileIterator(java.io.BufferedReader inputReader, java.io.Writer ignoredWriter)
Construct a SeedFileIterator over the input available from the supplied BufferedReader, reporting any nonblank noncomment entries which don't generate a valid seed to the supplied BufferedWriter.

Method Summary

void	close()
protected void	noteExhausted() Clean-up when hasNext() has returned null: close open files.
protected UURI	transform(java.lang.String uri)

Methods inherited from class org.archive.util.iterator.TransformingIteratorWrapper

lookahead

Methods inherited from class org.archive.util.iterator.LookaheadIterator

hasNext, next, remove

Methods inherited from class java.lang.Object

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

Field Detail

input

java.io.BufferedReader input

ignored

java.io.Writer ignored

Constructor Detail

SeedFileIterator

public SeedFileIterator(java.io.BufferedReader br)

Construct a SeedFileIterator over the input available from the supplied BufferedReader.

Parameters:

br - BufferedReader from which to get seeds

SeedFileIterator

public SeedFileIterator(java.io.BufferedReader inputReader,
                        java.io.Writer ignoredWriter)

Construct a SeedFileIterator over the input available from the supplied BufferedReader, reporting any nonblank noncomment entries which don't generate a valid seed to the supplied BufferedWriter.

Parameters:

inputReader - BufferedReader from which to get seeds

ignoredWriter - BufferedWriter to report any ignored input

Method Detail

transform

protected UURI transform(java.lang.String uri)

Specified by:

transform in class TransformingIteratorWrapper<java.lang.String,UURI>

Parameters:

uri - Object to transform.

Returns:

Transfomed object.

noteExhausted

protected void noteExhausted()

Clean-up when hasNext() has returned null: close open files.

Overrides:

noteExhausted in class TransformingIteratorWrapper<java.lang.String,UURI>

See Also:

TransformingIteratorWrapper.noteExhausted()

close

public void close()