程序包 cn.valot.common.data

类 RedisService

java.lang.Object

cn.valot.common.data.RedisService

@Service
@ConditionalOnClass(name={"org.springframework.data.redis.core.RedisTemplate","com.alibaba.fastjson.JSON"})
public class RedisService
extends Object

构造器概要

构造器

构造器	说明
RedisService(org.springframework.data.redis.core.RedisTemplate<String,Object> valotRedisTemplate)

方法概要

修饰符和类型	方法	说明
void	delete(String key)
void	deleteHash(String key, Object... field)
void	expireAt(String key, Date date)	设置 key 的过期时间
Object	get(String key)
<T> T	get(String key, Class<T> clz)
Object	get(String key, Object field)
<T> T	get(String key, String field, Class<T> clz)
Object	getThenDelete(String key)	获取后删除key
Long	incr(String key, Long delta)	key 数值增加 delta
void	set(String key, Object value)
void	set(String key, Object value, Long period)	键值对、period 后过期
void	set(String key, Object value, Date expireAt)
void	setHash(String key, String field, Object value)
Boolean	setIfNotExist(String key, Object data)	参考 redis setnx
Boolean	setIfNotExist(String key, Object data, Date expireAt)	参考 redis setnx, expireAt 为过期时间

从类继承的方法 java.lang.Object

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

构造器详细资料

RedisService

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

方法详细资料

set

public void set(String key,
 Object value)

set

public void set(String key,
 Object value,
 Date expireAt)

set

public void set(String key,
 Object value,
 Long period)

键值对、period 后过期

参数:

key - key

value - val

period - 时间、单位为毫秒

setIfNotExist

public Boolean setIfNotExist(String key,
 Object data)

参考 redis setnx

setIfNotExist

public Boolean setIfNotExist(String key,
 Object data,
 Date expireAt)

参考 redis setnx, expireAt 为过期时间

setHash

public void setHash(String key,
 String field,
 Object value)

expireAt

public void expireAt(String key,
 Date date)

设置 key 的过期时间

参数:

key - key

date - 过期时间

get

public Object get(String key)

get

public <T> T get(String key,
 Class<T> clz)

get

public Object get(String key,
 Object field)

get

public <T> T get(String key,
 String field,
 Class<T> clz)

delete

public void delete(String key)

deleteHash

public void deleteHash(String key,
 Object... field)

incr

public Long incr(String key,
 Long delta)

key 数值增加 delta

参数:

key - key

delta - 增加数

getThenDelete

public Object getThenDelete(String key)

获取后删除key

参数:

key - key