org.pinus4j.cache.impl

Class MemCachedSecondCacheImpl

java.lang.Object

org.pinus4j.cache.impl.AbstractMemCachedCache

org.pinus4j.cache.impl.MemCachedSecondCacheImpl

All Implemented Interfaces:

ICache, ISecondCache

public class MemCachedSecondCacheImpl
extends AbstractMemCachedCache
implements ISecondCache

Field Summary

Fields

Modifier and Type	Field and Description
static org.slf4j.Logger	LOG 日志.
private static Random	r

Fields inherited from class org.pinus4j.cache.impl.AbstractMemCachedCache

expire, memClient

Constructor Summary

Constructors

Constructor and Description
MemCachedSecondCacheImpl(String s, int expire) 构造方法.

Method Summary

Modifier and Type	Method and Description
private String	_buildGlobalCacheKey(IQuery query, String clusterName, String tableName, int version) global second cache key.
private String	_buildGlobalVersion(String clusterName, String tableName)
private String	_buildShardingCacheKey(IQuery query, DB db, int version) sharding second cache key.
String	_buildShardingVersion(DB db)
private boolean	_exists(String key)
List	get(IQuery query, DB db) 读取分片缓存.
Collection<SocketAddress>	getAvailableServers() 获取可以用的服务链接.
List	getGlobal(IQuery query, String clusterName, String tableName) 读取全局缓存
net.spy.memcached.MemcachedClient	getMemClient()
void	put(IQuery query, DB db, List data) 添加到分片缓存.
void	putGlobal(IQuery query, String clusterName, String tableName, List data) 添加到全局缓存
void	remove(DB db) 清除分片缓存.
void	removeGlobal(String clusterName, String tableName) 清除全局缓存.
void	setMemClient(net.spy.memcached.MemcachedClient memClient)

Methods inherited from class org.pinus4j.cache.impl.AbstractMemCachedCache

close, getExpire

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.pinus4j.cache.ICache

close, getExpire

Field Detail

LOG

public static final org.slf4j.Logger LOG

日志.

r

private static final Random r

Constructor Detail

MemCachedSecondCacheImpl

public MemCachedSecondCacheImpl(String s,
                                int expire)

构造方法.

Parameters:

servers - ip:port,ip:port

Method Detail

getAvailableServers

public Collection<SocketAddress> getAvailableServers()

Description copied from interface: ISecondCache

获取可以用的服务链接.

Specified by:

getAvailableServers in interface ISecondCache

putGlobal

public void putGlobal(IQuery query,
                      String clusterName,
                      String tableName,
                      List data)

Description copied from interface: ISecondCache

添加到全局缓存

Specified by:

putGlobal in interface ISecondCache

Parameters:

query - 查询条件

clusterName - 集群名

getGlobal

public List getGlobal(IQuery query,
                      String clusterName,
                      String tableName)

Description copied from interface: ISecondCache

读取全局缓存

Specified by:

getGlobal in interface ISecondCache

Parameters:

query - 查询条件

clusterName - 集群名

Returns:

结果集

removeGlobal

public void removeGlobal(String clusterName,
                         String tableName)

Description copied from interface: ISecondCache

清除全局缓存.

Specified by:

removeGlobal in interface ISecondCache

put

public void put(IQuery query,
                DB db,
                List data)

Description copied from interface: ISecondCache

添加到分片缓存.

Specified by:

put in interface ISecondCache

Parameters:

query - 查询条件

data - 结果集

get

public List get(IQuery query,
                DB db)

Description copied from interface: ISecondCache

读取分片缓存.

Specified by:

get in interface ISecondCache

Parameters:

query - 查询条件

Returns:

结果集.

remove

public void remove(DB db)

Description copied from interface: ISecondCache

清除分片缓存.

Specified by:

remove in interface ISecondCache

_exists

private boolean _exists(String key)

_buildGlobalVersion

private String _buildGlobalVersion(String clusterName,
                                   String tableName)

_buildShardingVersion

public String _buildShardingVersion(DB db)

_buildGlobalCacheKey

private String _buildGlobalCacheKey(IQuery query,
                                    String clusterName,
                                    String tableName,
                                    int version)

global second cache key. sec.[clustername].[tablename].[version].hashCode

_buildShardingCacheKey

private String _buildShardingCacheKey(IQuery query,
                                      DB db,
                                      int version)

sharding second cache key. sec.[clustername].[startend].[tablename + tableIndex].[version].hashCode

getMemClient

public net.spy.memcached.MemcachedClient getMemClient()

setMemClient

public void setMemClient(net.spy.memcached.MemcachedClient memClient)