Class FileBackedDictionary.FileLookaheadIterator

java.lang.Object

net.didion.jwnl.dictionary.FileBackedDictionary.FileLookaheadIterator

All Implemented Interfaces:

Iterator

Direct Known Subclasses:

FileBackedDictionary.IndexFileLookaheadIterator

Enclosing class:

FileBackedDictionary

private abstract class FileBackedDictionary.FileLookaheadIterator
extends Object
implements Iterator

A lookahead iterator over a dictionary file. Each element in the enumeration is a line in the enumerated file.

Field Summary

Fields

Modifier and Type	Field	Description
private String	_currentLine
private long	_currentOffset
protected DictionaryFileType	_fileType
private boolean	_more
private long	_nextOffset
protected POS	_pos

Constructor Summary

Constructors

Constructor	Description
FileLookaheadIterator(POS pos, DictionaryFileType fileType)

Method Summary

Modifier and Type	Method	Description
protected long	getNextOffset(long currentOffset)
final boolean	hasNext()
final Object	next()
protected final void	nextLine()	Read the next line in the iterated file.
protected final void	nextOffset()
protected abstract Object	parseLine(POS pos, long offset, String line)
void	remove()	This method can be over-ridden to remove the currently pointed-at object from the data source backing the iterator.

Methods inherited from class Object

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

Methods inherited from interface Iterator

forEachRemaining

Field Details

_currentLine

private String _currentLine

_currentOffset

private long _currentOffset

_nextOffset

private long _nextOffset

_more

private boolean _more

_pos

protected POS _pos

_fileType

protected DictionaryFileType _fileType

Constructor Details

FileLookaheadIterator

public FileLookaheadIterator(POS pos,
 DictionaryFileType fileType)

Method Details

parseLine

protected abstract Object parseLine(POS pos,
 long offset,
 String line)

next

public final Object next()

Specified by:

next in interface Iterator

hasNext

public final boolean hasNext()

Specified by:

hasNext in interface Iterator

remove

public void remove()

This method can be over-ridden to remove the currently pointed-at object from the data source backing the iterator.

Specified by:

remove in interface Iterator

nextLine

protected final void nextLine()

Read the next line in the iterated file.

nextOffset

protected final void nextOffset()
                         throws JWNLException

Throws:

JWNLException

getNextOffset

protected long getNextOffset(long currentOffset)
                      throws JWNLException

Throws:

JWNLException