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HashtableCache (Hibernate API Documentation) - Hibernate 2.1.8 正式版 API 英文文档

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net.sf.hibernate.cache
Class HashtableCache

java.lang.Object
  net.sf.hibernate.cache.HashtableCache

All Implemented Interfaces:

Cache

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public class HashtableCache

extends Object

implements Cache

A lightweight implementation of the Cache interface

Author:

Gavin King

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Constructor Summary

HashtableCache()

 

Method Summary
void	clear()           Clear the cache
void	destroy()           Clean up
Object	get(Object key)           Get an item from the cache
int	getTimeout()           Get a reasonable "lock timeout"
void	lock(Object key)           If this is a clustered cache, lock the item
long	nextTimestamp()           Generate a timestamp
void	put(Object key, Object value)           Add an item to the cache
void	remove(Object key)           Remove an item from the cache
void	unlock(Object key)           If this is a clustered cache, unlock the item

 

Methods inherited from class java.lang.Object

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

 

Constructor Detail

HashtableCache

public HashtableCache()

Method Detail

get

public Object get(Object key)
           throws CacheException

Description copied from interface: Cache

Get an item from the cache

Specified by:

get in interface Cache

Parameters:

key -

Returns:

the cached object or null

Throws:

CacheException

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put

public void put(Object key,
                Object value)
         throws CacheException

Description copied from interface: Cache

Add an item to the cache

Specified by:

put in interface Cache

Parameters:

key -

value -

Throws:

CacheException

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remove

public void remove(Object key)
            throws CacheException

Description copied from interface: Cache

Remove an item from the cache

Specified by:

remove in interface Cache

Throws:

CacheException

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clear

public void clear()
           throws CacheException

Description copied from interface: Cache

Clear the cache

Specified by:

clear in interface Cache

Throws:

CacheException

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destroy

public void destroy()
             throws CacheException

Description copied from interface: Cache

Clean up

Specified by:

destroy in interface Cache

Throws:

CacheException

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lock

public void lock(Object key)
          throws CacheException

Description copied from interface: Cache

If this is a clustered cache, lock the item

Specified by:

lock in interface Cache

Throws:

CacheException

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unlock

public void unlock(Object key)
            throws CacheException

Description copied from interface: Cache

If this is a clustered cache, unlock the item

Specified by:

unlock in interface Cache

Throws:

CacheException

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nextTimestamp

public long nextTimestamp()

Description copied from interface: Cache

Generate a timestamp

Specified by:

nextTimestamp in interface Cache

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getTimeout

public int getTimeout()

Description copied from interface: Cache

Get a reasonable "lock timeout"

Specified by:

getTimeout in interface Cache

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