com.jalios.util.webpage

Class WebPageMetaDataExtractorUtils

java.lang.Object

com.jalios.util.webpage.WebPageMetaDataExtractorUtils

public final class WebPageMetaDataExtractorUtils
extends java.lang.Object

Utils to extract a webpage metadata (Title, description, images...)

Since:

jcms-9.0.4 && jcms-10

Version:

$Revision: 107554 $

Author:

Kevin Bransard

Method Summary

Modifier and Type	Method and Description
static java.lang.String	extractContent(org.jsoup.nodes.Document document, java.lang.String attrName, java.lang.String... cssQueries) Returns the extracted content for given cssQueries and given attribute name
static WebPageMetaData	getWebPageMetaData(java.lang.String url, java.lang.String userAgent) Returns metadata as WebPageMetaData object by connecting to given url
static WebPageMetaData	getWebPageMetaDataFromHtml(java.lang.String html) Returns metadata as WebPageMetaData object by traversing given html source

Methods inherited from class java.lang.Object

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

Method Detail

getWebPageMetaDataFromHtml

public static WebPageMetaData getWebPageMetaDataFromHtml(java.lang.String html)

Returns metadata as WebPageMetaData object by traversing given html source

Parameters:

html - the html to get meta data from

Returns:

a WebPageMetaData object

Since:

jcms-9.0.4

getWebPageMetaData

public static WebPageMetaData getWebPageMetaData(java.lang.String url,
                                                 java.lang.String userAgent)

Returns metadata as WebPageMetaData object by connecting to given url

Parameters:

url - the url to get meta data from

userAgent - the user agent to access url (a default user-agent will be used if null)

Returns:

a WebPageMetaData object

Since:

jcms-9.0.4

extractContent

public static java.lang.String extractContent(org.jsoup.nodes.Document document,
                                              java.lang.String attrName,
                                              java.lang.String... cssQueries)

Returns the extracted content for given cssQueries and given attribute name

Parameters:

document - the Document

attrName - the attribute name to search for elements returned by the css queries (Can be empty)

cssQueries - the css queries performed to search for elements

Returns:

a value based on cssQueries and attribute name