idl.tmt.util
Class TitleSaver

java.lang.Object
  |
  +--idl.tmt.util.TitleSaver

All Implemented Interfaces:

CharacterParsingListener, HTMLParsingListener, ParsingListener

public class TitleSaver

extends java.lang.Object

implements CharacterParsingListener, HTMLParsingListener

Class that acts as a parsing listener, but only saves the text in the HTML title tag for each document. the file format for the output is: docID|Title Created on May 4, 2004

Author:

jelsas

Field Summary

private int	currentDocID
private boolean	inTitle
private java.io.Writer	titleWriter

Constructor Summary

TitleSaver(java.lang.String fileName)

Method Summary

void	characters(char[] characters, int pos) Indicates that a string of characters has been encountered in the document being parsed
void	documentCollectionComplete() Indicates that the parsing of the entire collection of documents is complete.
void	documentComplete() Indicates that the parsing of the current document has completed.
void	endTag(javax.swing.text.html.HTML.Tag tag, int pos) Indicates that an HTML end tag has been reached
void	newDocument(int docID) Indicates that a new document parsing has begun.
void	startTag(javax.swing.text.html.HTML.Tag tag, javax.swing.text.MutableAttributeSet atts, int pos) Indicates that a new HTML start tag has been entered.

Methods inherited from class java.lang.Object

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

Field Detail

inTitle

private boolean inTitle

titleWriter

private java.io.Writer titleWriter

currentDocID

private int currentDocID

Constructor Detail

TitleSaver

public TitleSaver(java.lang.String fileName)
           throws java.io.IOException

Method Detail

characters

public void characters(char[] characters,
                       int pos)

Description copied from interface: CharacterParsingListener

Indicates that a string of characters has been encountered in the document being parsed

Specified by:

characters in interface CharacterParsingListener

Following copied from interface: idl.tmt.documentparsing.CharacterParsingListener

Parameters:

characters - The characters encountered.

pos - The start position of these characters in the document

newDocument

public void newDocument(int docID)

Description copied from interface: ParsingListener

Indicates that a new document parsing has begun. The invocation of this method implies that parsing has completed on the current document.

Specified by:

newDocument in interface ParsingListener

Following copied from interface: idl.tmt.documentparsing.ParsingListener

Parameters:

docID - the numeric ID of the new document to be parsed

documentComplete

public void documentComplete()

Description copied from interface: ParsingListener

Indicates that the parsing of the current document has completed.

Specified by:

documentComplete in interface ParsingListener

documentCollectionComplete

public void documentCollectionComplete()

Description copied from interface: ParsingListener

Indicates that the parsing of the entire collection of documents is complete.

Specified by:

documentCollectionComplete in interface ParsingListener

startTag

public void startTag(javax.swing.text.html.HTML.Tag tag,
                     javax.swing.text.MutableAttributeSet atts,
                     int pos)

Description copied from interface: HTMLParsingListener

Indicates that a new HTML start tag has been entered.

Specified by:

startTag in interface HTMLParsingListener

Following copied from interface: idl.tmt.documentparsing.HTMLParsingListener

Parameters:

tag - The tag

atts - The tag's attributes

pos - The character position of this tag in the document

endTag

public void endTag(javax.swing.text.html.HTML.Tag tag,
                   int pos)

Description copied from interface: HTMLParsingListener

Indicates that an HTML end tag has been reached

Specified by:

endTag in interface HTMLParsingListener

Following copied from interface: idl.tmt.documentparsing.HTMLParsingListener

Parameters:

tag - The tag

pos - The character position of this tag in the document