org.apache.shardingsphere.infra.metadata.schema

Class ShardingSphereSchema

java.lang.Object

org.apache.shardingsphere.infra.metadata.schema.ShardingSphereSchema

public final class ShardingSphereSchema
extends Object

ShardingSphere schema.

Constructor Summary

Constructors

Constructor and Description
ShardingSphereSchema()
ShardingSphereSchema(Map<String,TableMetaData> tables)

Method Summary

Modifier and Type	Method and Description
boolean	containsColumn(String tableName, String columnName) Judge whether contains column name.
boolean	containsTable(String tableName) Judge contains table from table meta data or not.
TableMetaData	get(String tableName) Get table meta data via table name.
List<String>	getAllColumnNames(String tableName) Get all column names via table.
Collection<String>	getAllTableNames() Get all table names.
void	put(String tableName, TableMetaData tableMetaData) Add table meta data.
void	putAll(Map<String,TableMetaData> tableMetaDataMap) Add table meta data map.
void	remove(String tableName) Remove table meta data.

Methods inherited from class java.lang.Object

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

Constructor Detail

ShardingSphereSchema

public ShardingSphereSchema()

ShardingSphereSchema

public ShardingSphereSchema(Map<String,TableMetaData> tables)

Method Detail

getAllTableNames

public Collection<String> getAllTableNames()

Get all table names.

Returns:

all table names

get

public TableMetaData get(String tableName)

Get table meta data via table name.

Parameters:

tableName - tableName table name

Returns:

table mata data

put

public void put(String tableName,
                TableMetaData tableMetaData)

Add table meta data.

Parameters:

tableName - table name

tableMetaData - table meta data

putAll

public void putAll(Map<String,TableMetaData> tableMetaDataMap)

Add table meta data map.

Parameters:

tableMetaDataMap - table meta data map

remove

public void remove(String tableName)

Remove table meta data.

Parameters:

tableName - table name

containsTable

public boolean containsTable(String tableName)

Judge contains table from table meta data or not.

Parameters:

tableName - table name

Returns:

contains table from table meta data or not

containsColumn

public boolean containsColumn(String tableName,
                              String columnName)

Judge whether contains column name.

Parameters:

tableName - table name

columnName - column name

Returns:

contains column name or not

getAllColumnNames

public List<String> getAllColumnNames(String tableName)

Get all column names via table.

Parameters:

tableName - table name

Returns:

column names