org.apache.shardingsphere.mode.metadata.persist.service

Class SchemaVersionPersistService

java.lang.Object

org.apache.shardingsphere.mode.metadata.persist.service.SchemaVersionPersistService

public final class SchemaVersionPersistService
extends Object

Schema version persist service.

Constructor Summary

Constructors

Constructor and Description
SchemaVersionPersistService()

Method Summary

Modifier and Type	Method and Description
Optional<String>	createNewVersion(String schemaName) Create new schema version.
void	deleteVersion(String schemaName, String version) Delete schema version.
Optional<String>	getSchemaActiveVersion(String schemaName) Get schema active version.
boolean	isActiveVersion(String schemaName, String version) Verify the version is the active version.
void	persistActiveVersion(String schemaName, String version) Persist active schema version.

Methods inherited from class java.lang.Object

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

Constructor Detail

SchemaVersionPersistService

public SchemaVersionPersistService()

Method Detail

getSchemaActiveVersion

public Optional<String> getSchemaActiveVersion(String schemaName)

Get schema active version.

Parameters:

schemaName - schema name

Returns:

active version

isActiveVersion

public boolean isActiveVersion(String schemaName,
                               String version)

Verify the version is the active version.

Parameters:

schemaName - schema name

version - version

Returns:

true if the version is active version, false if not

createNewVersion

public Optional<String> createNewVersion(String schemaName)

Create new schema version.

Parameters:

schemaName - schema name

Returns:

new version

persistActiveVersion

public void persistActiveVersion(String schemaName,
                                 String version)

Persist active schema version.

Parameters:

schemaName - schema name

version - version

deleteVersion

public void deleteVersion(String schemaName,
                          String version)

Delete schema version.

Parameters:

schemaName - schema name

version - version