org.pinus4j.datalayer.jdbc

Class AbstractJdbcUpdate

java.lang.Object

org.pinus4j.datalayer.jdbc.AbstractJdbcUpdate

All Implemented Interfaces:

IDataUpdate

Direct Known Subclasses:

GlobalJdbcUpdateImpl, ShardingJdbcUpdateImpl

public abstract class AbstractJdbcUpdate
extends Object
implements IDataUpdate

抽象的数据库更新操作组件.

Since:

0.7.1

Author:

duanbn

Field Summary

Fields

Modifier and Type	Field and Description
protected IDBCluster	dbCluster 数据库集群引用
protected IIdGenerator	idGenerator ID生成器
static org.slf4j.Logger	LOG
protected IPrimaryCache	primaryCache 一级缓存引用.
protected ISecondCache	secondCache 二级缓存引用.

Constructor Summary

Constructors

Constructor and Description
AbstractJdbcUpdate()

Method Summary

Modifier and Type	Method and Description
protected void	_removeByPks(Connection conn, List<? extends Number> pks, Class<?> clazz, int tableIndex)
protected void	_saveBatch(Connection conn, List<? extends Object> entities, int tableIndex) 执行保存数据操作.
protected void	_updateBatch(Connection conn, List<? extends Object> entities, int tableIndex)
IDBCluster	getDBCluster() get db cluster.
IIdGenerator	getIdGenerator() get id generator.
IPrimaryCache	getPrimaryCache() get second cache.
ISecondCache	getSecondCache() get second cache.
protected boolean	isCacheAvailable(Class<?> clazz) 判断一级缓存是否可用
protected boolean	isSecondCacheAvailable(Class<?> clazz) 判断二级缓存是否可用
void	setDBCluster(IDBCluster dbCluster) set db cluster.
void	setIdGenerator(IIdGenerator idGenerator) set id generator.
void	setPrimaryCache(IPrimaryCache primaryCache) set primary cache.
void	setSecondCache(ISecondCache secondCache) set second cache.

Methods inherited from class java.lang.Object

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

Field Detail

LOG

public static final org.slf4j.Logger LOG

dbCluster

protected IDBCluster dbCluster

数据库集群引用

idGenerator

protected IIdGenerator idGenerator

ID生成器

primaryCache

protected IPrimaryCache primaryCache

一级缓存引用.

secondCache

protected ISecondCache secondCache

二级缓存引用.

Constructor Detail

AbstractJdbcUpdate

public AbstractJdbcUpdate()

Method Detail

_saveBatch

protected void _saveBatch(Connection conn,
                          List<? extends Object> entities,
                          int tableIndex)

执行保存数据操作.

Parameters:

conn - 数据库连接

entities - 需要被保存的数据

tableIndex - 分片表下标. 当-1时忽略下标

_removeByPks

protected void _removeByPks(Connection conn,
                            List<? extends Number> pks,
                            Class<?> clazz,
                            int tableIndex)

Parameters:

tableIndex - 等于-1时会被忽略.

_updateBatch

protected void _updateBatch(Connection conn,
                            List<? extends Object> entities,
                            int tableIndex)

Parameters:

tableIndex - 等于-1时会被忽略.

isCacheAvailable

protected boolean isCacheAvailable(Class<?> clazz)

判断一级缓存是否可用

Returns:

true:启用cache, false:不启用

isSecondCacheAvailable

protected boolean isSecondCacheAvailable(Class<?> clazz)

判断二级缓存是否可用

Returns:

true:启用cache, false:不启用

getDBCluster

public IDBCluster getDBCluster()

Description copied from interface: IDataUpdate

get db cluster.

Specified by:

getDBCluster in interface IDataUpdate

setDBCluster

public void setDBCluster(IDBCluster dbCluster)

Description copied from interface: IDataUpdate

set db cluster.

Specified by:

setDBCluster in interface IDataUpdate

setIdGenerator

public void setIdGenerator(IIdGenerator idGenerator)

Description copied from interface: IDataUpdate

set id generator.

Specified by:

setIdGenerator in interface IDataUpdate

getIdGenerator

public IIdGenerator getIdGenerator()

Description copied from interface: IDataUpdate

get id generator.

Specified by:

getIdGenerator in interface IDataUpdate

getPrimaryCache

public IPrimaryCache getPrimaryCache()

Description copied from interface: IDataUpdate

get second cache.

Specified by:

getPrimaryCache in interface IDataUpdate

setPrimaryCache

public void setPrimaryCache(IPrimaryCache primaryCache)

Description copied from interface: IDataUpdate

set primary cache.

Specified by:

setPrimaryCache in interface IDataUpdate

getSecondCache

public ISecondCache getSecondCache()

Description copied from interface: IDataUpdate

get second cache.

Specified by:

getSecondCache in interface IDataUpdate

setSecondCache

public void setSecondCache(ISecondCache secondCache)

Description copied from interface: IDataUpdate

set second cache.

Specified by:

setSecondCache in interface IDataUpdate