us.codecraft.webmagic.selector

类 BaseElementSelector

java.lang.Object

us.codecraft.webmagic.selector.BaseElementSelector

所有已实现的接口:

ElementSelector, Selector

直接已知子类:

CssSelector, XpathSelector

public abstract class BaseElementSelector
extends Object
implements Selector, ElementSelector

从以下版本开始:

0.3.0

作者:

code4crafter@gmail.com

构造器概要

构造器

构造器和说明
BaseElementSelector()

方法概要

限定符和类型	方法和说明
abstract boolean	hasAttribute()
String	select(String text) Extract single result in text.
abstract org.jsoup.nodes.Element	selectElement(org.jsoup.nodes.Element element)
org.jsoup.nodes.Element	selectElement(String text)
abstract List<org.jsoup.nodes.Element>	selectElements(org.jsoup.nodes.Element element)
List<org.jsoup.nodes.Element>	selectElements(String text)
List<String>	selectList(String text) Extract all results in text.

从类继承的方法 java.lang.Object

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

从接口继承的方法 us.codecraft.webmagic.selector.ElementSelector

select, selectList

构造器详细资料

BaseElementSelector

public BaseElementSelector()

方法详细资料

select

public String select(String text)

从接口复制的说明: Selector

Extract single result in text.
If there are more than one result, only the first will be chosen.

指定者:

select 在接口中 Selector

参数:

text - text

返回:

result

selectList

public List<String> selectList(String text)

从接口复制的说明: Selector

Extract all results in text.

指定者:

selectList 在接口中 Selector

参数:

text - text

返回:

results

selectElement

public org.jsoup.nodes.Element selectElement(String text)

selectElements

public List<org.jsoup.nodes.Element> selectElements(String text)

selectElement

public abstract org.jsoup.nodes.Element selectElement(org.jsoup.nodes.Element element)

selectElements

public abstract List<org.jsoup.nodes.Element> selectElements(org.jsoup.nodes.Element element)

hasAttribute

public abstract boolean hasAttribute()