DataNodeContainedRule (shardingsphere-infra-common 5.2.0 API)

所有超级接口:

ShardingSphereRule
```
public interface DataNodeContainedRule
extends ShardingSphereRule
```
ShardingSphere rule which contains data node.

方法概要

所有方法实例方法抽象方法
限定符和类型	方法和说明
`Optional<String>`	`findActualTableByCatalog(String catalog, String logicTable)` Find actual table name via catalog.
`Optional<String>`	`findFirstActualTable(String logicTable)` Find first actual table name.
`Optional<String>`	`findLogicTableByActualTable(String actualTable)` Find logic table name via actual table name.
`Map<String,Collection<DataNode>>`	`getAllDataNodes()` Get all data nodes.
`Collection<String>`	`getAllTables()` Get all tables.
`Collection<DataNode>`	`getDataNodesByTableName(String tableName)` Get data nodes by table name.
`boolean`	`isNeedAccumulate(Collection<String> tables)` Is need accumulate.

从接口继承的方法 org.apache.shardingsphere.infra.rule.ShardingSphereRule
getConfiguration, getType

- 方法详细资料
  - getAllDataNodes
```
Map<String,Collection<DataNode>> getAllDataNodes()
```
    Get all data nodes.
    
    返回:
    
    all data nodes map, key is logic table name, values are data node collection belong to the key
  - getDataNodesByTableName
```
Collection<DataNode> getDataNodesByTableName(String tableName)
```
    Get data nodes by table name.
    
    参数:
    
    tableName - table name
    
    返回:
    
    data nodes
  - findFirstActualTable
```
Optional<String> findFirstActualTable(String logicTable)
```
    Find first actual table name.
    
    参数:
    
    logicTable - logic table name
    
    返回:
    
    the first actual table name
  - isNeedAccumulate
```
boolean isNeedAccumulate(Collection<String> tables)
```
    Is need accumulate.
    
    参数:
    
    tables - table names
    
    返回:
    
    need accumulate
  - findLogicTableByActualTable
```
Optional<String> findLogicTableByActualTable(String actualTable)
```
    Find logic table name via actual table name.
    
    参数:
    
    actualTable - actual table name
    
    返回:
    
    logic table name
  - findActualTableByCatalog
```
Optional<String> findActualTableByCatalog(String catalog,
                                          String logicTable)
```
    Find actual table name via catalog.
    
    参数:
    
    catalog - catalog
    
    logicTable - logic table name
    
    返回:
    
    actual table name
  - getAllTables
```
Collection<String> getAllTables()
```
    Get all tables.
    
    返回:
    
    all tables

接口 DataNodeContainedRule

方法概要

从接口继承的方法 org.apache.shardingsphere.infra.rule.ShardingSphereRule

方法详细资料

getAllDataNodes

getDataNodesByTableName

findFirstActualTable

isNeedAccumulate

findLogicTableByActualTable

findActualTableByCatalog

getAllTables