us.codecraft.webmagic.model.annotation

注释类型 HelpUrl

@Retention(value=RUNTIME)
 @Target(value=TYPE)
public @interface HelpUrl

Define the 'help' url patterns for class.
All urls matching the pattern will be crawled and but not extracted for new objects.

从以下版本开始:

0.2.0

作者:

code4crafter@gmail.com

必需元素概要

所需元素

限定符和类型	必需的元素和说明
String[]	value The url patterns to crawl.

可选元素概要

可选元素

限定符和类型	可选元素和说明
String	sourceRegion Define the region for url extracting.

元素详细资料

value

public abstract String[] value

The url patterns to crawl.
Use regex expression with some changes:
"." stand for literal character "." instead of "any character".
"*" stand for any legal character for url in 0-n length ([^"'#]*) instead of "any length".

返回:

the url patterns for class

sourceRegion

public abstract String sourceRegion

Define the region for url extracting.
Only support XPath.
When sourceRegion is set, the urls will be extracted only from the region instead of entire content.

返回:

the region for url extracting

默认值:

""