org.b3log.latke.cache.redis

Class RedisCache

java.lang.Object

org.b3log.latke.cache.AbstractCache

org.b3log.latke.cache.redis.RedisCache

All Implemented Interfaces:

Cache

public final class RedisCache
extends AbstractCache

Redis cache.

Since:

2.3.13

Version:

1.0.2.0, Nov 7, 2019

Author:

Liang Ding

Field Summary

Fields inherited from class org.b3log.latke.cache.AbstractCache

EXPIRE_SECONDS

Constructor Summary

Constructors

Constructor and Description
RedisCache()

Method Summary

Modifier and Type	Method and Description
void	clear() Clear all cached objects.
boolean	contains(String key) Checks whether an object specified by the given key is in cache.
JSONObject	get(String key) Gets a object by the specified key.
void	put(String key, JSONObject value) Puts the specified object into this cache.
void	remove(Collection<String> keys) Remove objects by the specified keys.
void	remove(String key) Removes a object by the specified key.
static void	shutdown() Shutdowns redis cache.

Methods inherited from class org.b3log.latke.cache.AbstractCache

getName, setName

Methods inherited from class java.lang.Object

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

Constructor Detail

RedisCache

public RedisCache()

Method Detail

contains

public boolean contains(String key)

Description copied from interface: Cache

Checks whether an object specified by the given key is in cache.

Parameters:

key - the given key

Returns:

true if it is in cache, returns false otherwise

put

public void put(String key,
                JSONObject value)

Description copied from interface: Cache

Puts the specified object into this cache.

Throws IllegalArgumentException if the specified key or value is null.

Parameters:

key - the key of the specified object

value - the specified object

get

public JSONObject get(String key)

Description copied from interface: Cache

Gets a object by the specified key.

Returns null if the specified key is null.

Parameters:

key - the specified key

Returns:

if found, returns the object, otherwise returns null

remove

public void remove(String key)

Description copied from interface: Cache

Removes a object by the specified key.

Parameters:

key - the specified key

remove

public void remove(Collection<String> keys)

Description copied from interface: Cache

Remove objects by the specified keys.

Parameters:

keys - the specified keys

clear

public void clear()

Description copied from interface: Cache

Clear all cached objects.

shutdown

public static void shutdown()

Shutdowns redis cache.