com.yishuifengxiao.common.crawler.extractor.content.strategy.impl

Class UrlStrategy

java.lang.Object

com.yishuifengxiao.common.crawler.extractor.content.strategy.impl.RegexStrategy

com.yishuifengxiao.common.crawler.extractor.content.strategy.impl.UrlStrategy

All Implemented Interfaces:

Strategy

public class UrlStrategy
extends RegexStrategy

url提取策略
从输入数据里提取出所有的url

Version:

1.0.0

Author:

yishui

Constructor Summary

Constructors

Constructor and Description
UrlStrategy()

Method Summary

Modifier and Type	Method and Description
String	extract(String input, String param1, String param2) 从输入数据里提取出所有的url

Methods inherited from class java.lang.Object

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

Constructor Detail

UrlStrategy

public UrlStrategy()

Method Detail

extract

public String extract(String input,
                      String param1,
                      String param2)

从输入数据里提取出所有的url

Specified by:

extract in interface Strategy

Overrides:

extract in class RegexStrategy

Parameters:

input - 输入数据

param1 - 第一个参数，此模式下该参数无效

param2 - 第二个参数 ，此模式下该参数无效

Returns:

输出数据，注意可能是null或空字符串