com.dangdang.ddframe.rdb.sharding.api

类 HintManager

java.lang.Object

com.dangdang.ddframe.rdb.sharding.api.HintManager

所有已实现的接口:

AutoCloseable

public final class HintManager
extends Object
implements AutoCloseable

The manager that use hint to inject sharding key directly through ThreadLocal.

作者:

gaohongtao, zhangliang

构造器概要

构造器

构造器和说明
HintManager()

方法概要

方法

限定符和类型	方法和说明
void	addDatabaseShardingValue(String logicTable, String shardingColumn, Comparable<?> value) Add sharding value for database.
void	addDatabaseShardingValue(String logicTable, String shardingColumn, ShardingOperator operator, Comparable<?>... values) Add sharding value for database.
void	addTableShardingValue(String logicTable, String shardingColumn, Comparable<?> value) Add sharding value for table.
void	addTableShardingValue(String logicTable, String shardingColumn, ShardingOperator operator, Comparable<?>... values) Add sharding value for table.
void	close()
ShardingValue<?>	getDatabaseShardingValue(ShardingKey shardingKey) Get sharding value for database.
static HintManager	getInstance() Get a new instance for HintManager.
ShardingValue<?>	getTableShardingValue(ShardingKey shardingKey) Get sharding value for table.
void	setDatabaseShardingValue(Comparable<?> value) Set sharding value for database sharding only.
void	setMasterRouteOnly() Set CRUD operation force route to master database only.

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

HintManager

public HintManager()

方法详细资料

getInstance

public static HintManager getInstance()

Get a new instance for HintManager.

返回:

HintManager instance

setDatabaseShardingValue

public void setDatabaseShardingValue(Comparable<?> value)

Set sharding value for database sharding only.

The sharding operator is =

参数:

value - sharding value

addDatabaseShardingValue

public void addDatabaseShardingValue(String logicTable,
                            String shardingColumn,
                            Comparable<?> value)

Add sharding value for database.

The sharding operator is =

参数:

logicTable - logic table name

shardingColumn - sharding column name

value - sharding value

addDatabaseShardingValue

public void addDatabaseShardingValue(String logicTable,
                            String shardingColumn,
                            ShardingOperator operator,
                            Comparable<?>... values)

Add sharding value for database.

参数:

logicTable - logic table name

shardingColumn - sharding column name

operator - sharding operator

values - sharding value

addTableShardingValue

public void addTableShardingValue(String logicTable,
                         String shardingColumn,
                         Comparable<?> value)

Add sharding value for table.

The sharding operator is =

参数:

logicTable - logic table name

shardingColumn - sharding column name

value - sharding value

addTableShardingValue

public void addTableShardingValue(String logicTable,
                         String shardingColumn,
                         ShardingOperator operator,
                         Comparable<?>... values)

Add sharding value for table.

参数:

logicTable - logic table name

shardingColumn - sharding column name

operator - sharding operator

values - sharding value

getDatabaseShardingValue

public ShardingValue<?> getDatabaseShardingValue(ShardingKey shardingKey)

Get sharding value for database.

参数:

shardingKey - sharding key

返回:

sharding value for database

getTableShardingValue

public ShardingValue<?> getTableShardingValue(ShardingKey shardingKey)

Get sharding value for table.

参数:

shardingKey - sharding key

返回:

sharding value for table

setMasterRouteOnly

public void setMasterRouteOnly()

Set CRUD operation force route to master database only.

close

public void close()

指定者:

close 在接口中 AutoCloseable