com.yishuifengxiao.common.crawler.cache

Class RedisRequestCache

java.lang.Object

com.yishuifengxiao.common.crawler.cache.RedisRequestCache

All Implemented Interfaces:

RequestCache

public class RedisRequestCache
extends Object
implements RequestCache

基于redis实现的请求记录器

Version:

1.0.0

Author:

yishui

Constructor Summary

Constructors

Constructor and Description
RedisRequestCache(org.springframework.data.redis.core.RedisTemplate<String,Object> redisTemplate)

Method Summary

Modifier and Type	Method and Description
boolean	exist(Task task, Request request) 先查找请求任务是否在集合中存在
long	getCount(Task task) 获取指定缓存集合的请求任务数量
org.springframework.data.redis.core.RedisTemplate<String,Object>	getRedisTemplate()
boolean	lookAndCache(Task task, Request request) 先查找请求任务是否在集合中存在,然后将该请求任务存储到此集合中
void	remove(Task task) 移除指定的缓存集合
void	save(Task task, Request request) 将请求任务存储到指定的集合名中
RedisRequestCache	setRedisTemplate(org.springframework.data.redis.core.RedisTemplate<String,Object> redisTemplate)

Methods inherited from class java.lang.Object

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

Constructor Detail

RedisRequestCache

public RedisRequestCache(org.springframework.data.redis.core.RedisTemplate<String,Object> redisTemplate)

Method Detail

lookAndCache

public boolean lookAndCache(Task task,
                            Request request)

Description copied from interface: RequestCache

先查找请求任务是否在集合中存在,然后将该请求任务存储到此集合中

Specified by:

lookAndCache in interface RequestCache

Parameters:

task - 风铃虫任务

request - 请求任务

Returns:

如果存在则返回为true，否则为fasle

exist

public boolean exist(Task task,
                     Request request)

Description copied from interface: RequestCache

先查找请求任务是否在集合中存在

Specified by:

exist in interface RequestCache

Parameters:

task - 风铃虫任务

request - 请求任务

Returns:

如果存在则返回为true，否则为fasle

remove

public void remove(Task task)

Description copied from interface: RequestCache

移除指定的缓存集合

Specified by:

remove in interface RequestCache

Parameters:

task - 风铃虫任务

getCount

public long getCount(Task task)

Description copied from interface: RequestCache

获取指定缓存集合的请求任务数量

Specified by:

getCount in interface RequestCache

Parameters:

task - 风铃虫任务

Returns:

缓存集合里请求任务值的数量

save

public void save(Task task,
                 Request request)

Description copied from interface: RequestCache

将请求任务存储到指定的集合名中

Specified by:

save in interface RequestCache

Parameters:

task - 风铃虫任务

request - 请求任务

getRedisTemplate

public org.springframework.data.redis.core.RedisTemplate<String,Object> getRedisTemplate()

setRedisTemplate

public RedisRequestCache setRedisTemplate(org.springframework.data.redis.core.RedisTemplate<String,Object> redisTemplate)