cn.sucang.core.cache

Class LocalCacheManager

java.lang.Object

cn.sucang.core.cache.AbstractCacheManager

cn.sucang.core.cache.LocalCacheManager

All Implemented Interfaces:

IEachingCache

public class LocalCacheManager
extends AbstractCacheManager

本地单机应用的缓存管理对象，配置见于/WEB-INF/config/ehcache.xml文件

Author:

yeriwei

Field Summary

Fields inherited from class cn.sucang.core.cache.AbstractCacheManager

cacheName, keyPrefixLocal, logger

Constructor Summary

Constructors

Constructor and Description
LocalCacheManager()

Method Summary

Modifier and Type	Method and Description
void	clearCache()
void	destroy()
java.lang.String[]	enumerationKeys() 根据键值对的前缀进行key枚举
<T> java.util.List<T>	enumerationValues(java.lang.Class<T> clazz) 如果keyPrefix为空则直接返回null，因为可能存在缓存数据量过大的问题
boolean	existsCacheKey(java.lang.String key)
double	getdouble(java.lang.String key)
java.lang.Double	getDouble(java.lang.String key)
float	getfloat(java.lang.String key)
java.lang.Float	getFloat(java.lang.String key)
int	getint(java.lang.String key)
java.lang.Integer	getInteger(java.lang.String key)
long	getlong(java.lang.String key)
java.lang.Long	getLong(java.lang.String key)
java.lang.Object	getObject(java.lang.String key)
java.lang.String	getString(java.lang.String key) 如果不存在则返回""空字符串
java.lang.String	getStringWithNull(java.lang.String key) 和getString()的区别是如果不存在则返回null
void	init() 初始化操作 执行setCacheName(),setKeyPrefix()后初始化，只执行一次
java.lang.Object	putObject(java.lang.String key, java.lang.Object val)
java.lang.String	putValue(java.lang.String key, java.lang.String val)
void	removeCache(java.lang.String key)
java.lang.Object	removeCacheWtihValue(java.lang.String key) 删除将返回存在的值或null

Methods inherited from class cn.sucang.core.cache.AbstractCacheManager

getCacheName, getKeyPrefix, setCacheName, setKeyPrefix

Methods inherited from class java.lang.Object

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

Constructor Detail

LocalCacheManager

public LocalCacheManager()

Method Detail

clearCache

public void clearCache()

existsCacheKey

public boolean existsCacheKey(java.lang.String key)

getDouble

public java.lang.Double getDouble(java.lang.String key)

getFloat

public java.lang.Float getFloat(java.lang.String key)

getInteger

public java.lang.Integer getInteger(java.lang.String key)

getLong

public java.lang.Long getLong(java.lang.String key)

getObject

public java.lang.Object getObject(java.lang.String key)

getStringWithNull

public java.lang.String getStringWithNull(java.lang.String key)

Description copied from interface: IEachingCache

和getString()的区别是如果不存在则返回null

Parameters:

key - as String

Returns:

getString

public java.lang.String getString(java.lang.String key)

Description copied from interface: IEachingCache

如果不存在则返回""空字符串

Returns:

getdouble

public double getdouble(java.lang.String key)

getfloat

public float getfloat(java.lang.String key)

getint

public int getint(java.lang.String key)

getlong

public long getlong(java.lang.String key)

putObject

public java.lang.Object putObject(java.lang.String key,
                                  java.lang.Object val)

putValue

public java.lang.String putValue(java.lang.String key,
                                 java.lang.String val)

removeCache

public void removeCache(java.lang.String key)

removeCacheWtihValue

public java.lang.Object removeCacheWtihValue(java.lang.String key)

Description copied from interface: IEachingCache

删除将返回存在的值或null

Parameters:

key - as String

Returns:

init

public void init()

Description copied from class: AbstractCacheManager

初始化操作
执行setCacheName(),setKeyPrefix()后初始化，只执行一次

Specified by:

init in class AbstractCacheManager

enumerationKeys

public java.lang.String[] enumerationKeys()

Description copied from interface: IEachingCache

根据键值对的前缀进行key枚举

Returns:

String[]

enumerationValues

public <T> java.util.List<T> enumerationValues(java.lang.Class<T> clazz)

Description copied from interface: IEachingCache

如果keyPrefix为空则直接返回null，因为可能存在缓存数据量过大的问题

Parameters:

clazz - as Class<T>

Returns:

List<T>

destroy

public void destroy()

Specified by:

destroy in class AbstractCacheManager