net.didion.jwnl.dictionary

Class FileBackedDictionary.FileLookaheadIterator

java.lang.Object

net.didion.jwnl.dictionary.FileBackedDictionary.FileLookaheadIterator

All Implemented Interfaces:

java.util.Iterator

Direct Known Subclasses:

FileBackedDictionary.IndexFileLookaheadIterator

Enclosing class:

FileBackedDictionary

private abstract class FileBackedDictionary.FileLookaheadIterator
extends java.lang.Object
implements java.util.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 and Description
private java.lang.String	_currentLine
private long	_currentOffset
protected DictionaryFileType	_fileType
private boolean	_more
private long	_nextOffset
protected POS	_pos

Constructor Summary

Constructors

Constructor and Description
FileLookaheadIterator(POS pos, DictionaryFileType fileType)

Method Summary

Modifier and Type	Method and Description
protected long	getNextOffset(long currentOffset)
boolean	hasNext()
java.lang.Object	next()
protected void	nextLine() Read the next line in the iterated file.
protected void	nextOffset()
protected abstract java.lang.Object	parseLine(POS pos, long offset, java.lang.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 java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Field Detail

_currentLine

private java.lang.String _currentLine

_currentOffset

private long _currentOffset

_nextOffset

private long _nextOffset

_more

private boolean _more

_pos

protected POS _pos

_fileType

protected DictionaryFileType _fileType

Constructor Detail

FileLookaheadIterator

public FileLookaheadIterator(POS pos,
                             DictionaryFileType fileType)

Method Detail

parseLine

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

next

public final java.lang.Object next()

Specified by:

next in interface java.util.Iterator

hasNext

public final boolean hasNext()

Specified by:

hasNext in interface java.util.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 java.util.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