Package io.openems.edge.timedata.rrd4j.version

Class Version1

java.lang.Object

io.openems.edge.timedata.rrd4j.version.AbstractVersion

io.openems.edge.timedata.rrd4j.version.Version1

All Implemented Interfaces:

Version

public final class Version1
extends AbstractVersion
implements Version

Nested Class Summary

Nested classes/interfaces inherited from interface io.openems.edge.timedata.rrd4j.version.Version

Version.CreateDatabaseConfig

Constructor Summary

Constructors

Constructor	Description
Version1(org.osgi.service.component.ComponentContext context)

Method Summary

Modifier and Type	Method	Description
org.rrd4j.core.RrdDb	createNewDb(Version.CreateDatabaseConfig config)	Creates a new database with the given Version.CreateDatabaseConfig.
org.rrd4j.core.RrdDb	migrate(org.rrd4j.core.RrdDb oldDb, Version.CreateDatabaseConfig config)	Migrates the old database into a new one by creating a temporary file database of the Version.CreateDatabaseConfig.

Methods inherited from class io.openems.edge.timedata.rrd4j.version.AbstractVersion

getVersion

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.openems.edge.timedata.rrd4j.version.Version

getVersion

Constructor Details

Version1

public Version1(org.osgi.service.component.ComponentContext context)

Method Details

createNewDb

public org.rrd4j.core.RrdDb createNewDb(Version.CreateDatabaseConfig config)
                                 throws IOException

Description copied from interface: Version

Creates a new database with the given Version.CreateDatabaseConfig.

Specified by:

createNewDb in interface Version

Parameters:

config - the configuration to create the database

Returns:

the created database

Throws:

IOException - on I/O-Error

migrate

public org.rrd4j.core.RrdDb migrate(org.rrd4j.core.RrdDb oldDb,
 Version.CreateDatabaseConfig config)
                             throws IOException

Description copied from interface: Version

Migrates the old database into a new one by creating a temporary file database of the Version.CreateDatabaseConfig.

Specified by:

migrate in interface Version

Parameters:

oldDb - the old database instance of the previous version

config - the Version.CreateDatabaseConfig to create a new database

Returns:

the migrated data in the new database

Throws:

IOException - on I/O-Error