org.apache.shardingsphere.mode.metadata

Class MetaDataContexts

java.lang.Object

org.apache.shardingsphere.mode.metadata.MetaDataContexts

All Implemented Interfaces:

AutoCloseable

public final class MetaDataContexts
extends Object
implements AutoCloseable

Meta data contexts.

Constructor Summary

Constructors

Constructor and Description
MetaDataContexts(MetaDataPersistService metaDataPersistService)

Method Summary

Modifier and Type	Method and Description
void	close()
Collection<String>	getAllSchemaNames() Get all schema names.
Optional<org.apache.shardingsphere.infra.lock.ShardingSphereLock>	getLock() Get lock.
org.apache.shardingsphere.infra.metadata.ShardingSphereMetaData	getMetaData(String schemaName) Get meta data.
Optional<MetaDataPersistService>	getMetaDataPersistService() Get persist service.

Methods inherited from class java.lang.Object

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

Constructor Detail

MetaDataContexts

public MetaDataContexts(MetaDataPersistService metaDataPersistService)

Method Detail

getMetaDataPersistService

public Optional<MetaDataPersistService> getMetaDataPersistService()

Get persist service.

Returns:

persist service

getAllSchemaNames

public Collection<String> getAllSchemaNames()

Get all schema names.

Returns:

all schema names

getMetaData

public org.apache.shardingsphere.infra.metadata.ShardingSphereMetaData getMetaData(String schemaName)

Get meta data.

Parameters:

schemaName - schema name

Returns:

meta data

getLock

public Optional<org.apache.shardingsphere.infra.lock.ShardingSphereLock> getLock()

Get lock.

Returns:

lock

close

public void close()
           throws Exception

Specified by:

close in interface AutoCloseable

Throws:

Exception