prajna.data.html

Class HtmlDocData

java.lang.Object

prajna.data.DocData

prajna.data.html.HtmlDocData

public class HtmlDocData
extends DocData

DocData class which supports HTML and XHTML documents. This class can load the content of the web page when the loadContent() method is called. The content is parsed into an internal HTML representation, and then the class attempts to analyze the structure of the document and eliminate extraneous features.

Author:

Edward Swing

Constructor Summary

Constructors

Constructor and Description
HtmlDocData(java.lang.String url) Create a new HtmlDocData object for the specified URL
HtmlDocData(java.net.URL url) Create a new HtmlDocData object for the specified URL

Method Summary

Methods

Modifier and Type	Method and Description
void	handleMeta(javax.swing.text.AttributeSet attrs) Handle a Meta tag in the header.
boolean	loadContent() Load the content.

Methods inherited from class prajna.data.DocData

addKey, addKey, addKeyMap, calculateSimilarity, clearKeys, equals, getBody, getKeyMap, getKeys, getLink, getName, getSections, getSummary, getTimeStamp, getValueForKey, hashCode, matchesKey, setBody, setLink, setName, setSummary, setTimeStamp, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

HtmlDocData

public HtmlDocData(java.lang.String url)
            throws java.net.MalformedURLException

Create a new HtmlDocData object for the specified URL

Parameters:

url - the URL of the document

Throws:

java.net.MalformedURLException - if the argument is not a valid URL

HtmlDocData

public HtmlDocData(java.net.URL url)

Create a new HtmlDocData object for the specified URL

Parameters:

url - the URL of the document

Method Detail

handleMeta

public void handleMeta(javax.swing.text.AttributeSet attrs)

Handle a Meta tag in the header. This method is public so that a subclass could extend this method to handle content-specific types of meta tags.

Parameters:

attrs - The attribute set for the Meta tag

loadContent

public boolean loadContent()

Load the content. This method loads the content of the document, the title, and keywords from the MTML content. The body of the document can be retrieved using the getBody() method. The title can be retrieved using getName(), and the keywords can be retrieved using getKeywords().

Overrides:

loadContent in class DocData

Returns:

true if the content can be loaded without error, false otherwise.