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

Class NumStrategy

java.lang.Object

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

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

All Implemented Interfaces:

Strategy

public class NumStrategy
extends RegexStrategy

数字提取策略
从输入数据里提取出所有的数字

Version:

1.0.0

Author:

yishui

Constructor Summary

Constructors

Constructor and Description
NumStrategy()

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数字

Methods inherited from class java.lang.Object

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

Constructor Detail

NumStrategy

public NumStrategy()

Method Detail

extract

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

从输入数据里提取出所有的数字

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