us.codecraft.webmagic.selector

Class HtmlNode

java.lang.Object

us.codecraft.webmagic.selector.AbstractSelectable

us.codecraft.webmagic.selector.HtmlNode

All Implemented Interfaces:

Selectable

Direct Known Subclasses:

Html

public class HtmlNode
extends AbstractSelectable

Author:

code4crafer@gmail.com

Constructor Summary

Constructors

Constructor and Description
HtmlNode()
HtmlNode(List<org.jsoup.nodes.Element> elements)

Method Summary

Modifier and Type	Method and Description
Selectable	$(String selector) select list with css selector
Selectable	$(String selector, String attrName) select list with css selector
protected List<org.jsoup.nodes.Element>	getElements()
protected List<String>	getSourceTexts()
Selectable	links() select all links
List<Selectable>	nodes() get all nodes
Selectable	select(Selector selector) extract by custom selector
protected Selectable	selectElements(BaseElementSelector elementSelector) select elements
Selectable	selectList(Selector selector) extract by custom selector
Selectable	smartContent() select smart content with ReadAbility algorithm
Selectable	xpath(String xpath) select list with xpath

Methods inherited from class us.codecraft.webmagic.selector.AbstractSelectable

all, css, css, get, getFirstSourceText, jsonPath, match, regex, regex, replace, select, selectList, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

HtmlNode

public HtmlNode(List<org.jsoup.nodes.Element> elements)

HtmlNode

public HtmlNode()

Method Detail

getElements

protected List<org.jsoup.nodes.Element> getElements()

smartContent

public Selectable smartContent()

Description copied from interface: Selectable

select smart content with ReadAbility algorithm

Returns:

content

links

public Selectable links()

Description copied from interface: Selectable

select all links

Returns:

all links

xpath

public Selectable xpath(String xpath)

Description copied from interface: Selectable

select list with xpath

Parameters:

xpath - xpath

Returns:

new Selectable after extract

selectList

public Selectable selectList(Selector selector)

Description copied from interface: Selectable

extract by custom selector

Specified by:

selectList in interface Selectable

Overrides:

selectList in class AbstractSelectable

Parameters:

selector - selector

Returns:

result

select

public Selectable select(Selector selector)

Description copied from interface: Selectable

extract by custom selector

Specified by:

select in interface Selectable

Overrides:

select in class AbstractSelectable

Parameters:

selector - selector

Returns:

result

selectElements

protected Selectable selectElements(BaseElementSelector elementSelector)

select elements

Parameters:

elementSelector - elementSelector

Returns:

result

$

public Selectable $(String selector)

Description copied from interface: Selectable

select list with css selector

Parameters:

selector - css selector expression

Returns:

new Selectable after extract

$

public Selectable $(String selector,
                    String attrName)

Description copied from interface: Selectable

select list with css selector

Parameters:

selector - css selector expression

attrName - attribute name of css selector

Returns:

new Selectable after extract

nodes

public List<Selectable> nodes()

Description copied from interface: Selectable

get all nodes

Returns:

result

getSourceTexts

protected List<String> getSourceTexts()

Specified by:

getSourceTexts in class AbstractSelectable