org.apache.ambari.server.view

Class ViewDataMigrationContextImpl

java.lang.Object

org.apache.ambari.server.view.ViewDataMigrationContextImpl

All Implemented Interfaces:

org.apache.ambari.view.migration.ViewDataMigrationContext

public class ViewDataMigrationContextImpl
extends Object
implements org.apache.ambari.view.migration.ViewDataMigrationContext

View data migration context implementation.

Constructor Summary

Constructors

Constructor and Description
ViewDataMigrationContextImpl(ViewInstanceEntity originInstanceDefinition, ViewInstanceEntity currentInstanceDefinition) Constructor.

Method Summary

Modifier and Type	Method and Description
void	closeMigration()
void	copyAllInstanceData()
void	copyAllObjects(Class originEntityClass, Class currentEntityClass)
void	copyAllObjects(Class originEntityClass, Class currentEntityClass, org.apache.ambari.view.migration.EntityConverter entityConverter)
org.apache.ambari.view.DataStore	getCurrentDataStore()
int	getCurrentDataVersion()
Map<String,Class>	getCurrentEntityClasses()
Map<String,Map<String,String>>	getCurrentInstanceDataByUser()
ViewInstanceEntity	getCurrentInstanceDefinition()
protected org.apache.ambari.view.DataStore	getDataStore(ViewInstanceEntity instanceDefinition) Instantiates the data store associated with the instance.
org.apache.ambari.view.DataStore	getOriginDataStore()
int	getOriginDataVersion()
Map<String,Class>	getOriginEntityClasses()
Map<String,Map<String,String>>	getOriginInstanceDataByUser()
ViewInstanceEntity	getOriginInstanceDefinition()
void	putCurrentInstanceData(String user, String key, String value)
void	putOriginInstanceData(String user, String key, String value)

Methods inherited from class java.lang.Object

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

Constructor Detail

ViewDataMigrationContextImpl

public ViewDataMigrationContextImpl(ViewInstanceEntity originInstanceDefinition,
                                    ViewInstanceEntity currentInstanceDefinition)

Constructor.

Parameters:

originInstanceDefinition - the origin view instance definition

currentInstanceDefinition - the current view instance definition

Method Detail

getDataStore

protected org.apache.ambari.view.DataStore getDataStore(ViewInstanceEntity instanceDefinition)

Instantiates the data store associated with the instance.

Parameters:

instanceDefinition - the view instance definition

Returns:

the data store object associated with view instance

getCurrentDataVersion

public int getCurrentDataVersion()

Specified by:

getCurrentDataVersion in interface org.apache.ambari.view.migration.ViewDataMigrationContext

getOriginDataVersion

public int getOriginDataVersion()

Specified by:

getOriginDataVersion in interface org.apache.ambari.view.migration.ViewDataMigrationContext

getOriginDataStore

public org.apache.ambari.view.DataStore getOriginDataStore()

Specified by:

getOriginDataStore in interface org.apache.ambari.view.migration.ViewDataMigrationContext

getCurrentDataStore

public org.apache.ambari.view.DataStore getCurrentDataStore()

Specified by:

getCurrentDataStore in interface org.apache.ambari.view.migration.ViewDataMigrationContext

putCurrentInstanceData

public void putCurrentInstanceData(String user,
                                   String key,
                                   String value)

Specified by:

putCurrentInstanceData in interface org.apache.ambari.view.migration.ViewDataMigrationContext

copyAllObjects

public void copyAllObjects(Class originEntityClass,
                           Class currentEntityClass)
                    throws org.apache.ambari.view.migration.ViewDataMigrationException

Specified by:

copyAllObjects in interface org.apache.ambari.view.migration.ViewDataMigrationContext

Throws:

org.apache.ambari.view.migration.ViewDataMigrationException

copyAllObjects

public void copyAllObjects(Class originEntityClass,
                           Class currentEntityClass,
                           org.apache.ambari.view.migration.EntityConverter entityConverter)
                    throws org.apache.ambari.view.migration.ViewDataMigrationException

Specified by:

copyAllObjects in interface org.apache.ambari.view.migration.ViewDataMigrationContext

Throws:

org.apache.ambari.view.migration.ViewDataMigrationException

copyAllInstanceData

public void copyAllInstanceData()

Specified by:

copyAllInstanceData in interface org.apache.ambari.view.migration.ViewDataMigrationContext

getOriginInstanceDefinition

public ViewInstanceEntity getOriginInstanceDefinition()

Specified by:

getOriginInstanceDefinition in interface org.apache.ambari.view.migration.ViewDataMigrationContext

getOriginEntityClasses

public Map<String,Class> getOriginEntityClasses()

Specified by:

getOriginEntityClasses in interface org.apache.ambari.view.migration.ViewDataMigrationContext

getCurrentEntityClasses

public Map<String,Class> getCurrentEntityClasses()

Specified by:

getCurrentEntityClasses in interface org.apache.ambari.view.migration.ViewDataMigrationContext

getCurrentInstanceDefinition

public ViewInstanceEntity getCurrentInstanceDefinition()

Specified by:

getCurrentInstanceDefinition in interface org.apache.ambari.view.migration.ViewDataMigrationContext

getOriginInstanceDataByUser

public Map<String,Map<String,String>> getOriginInstanceDataByUser()

Specified by:

getOriginInstanceDataByUser in interface org.apache.ambari.view.migration.ViewDataMigrationContext

putOriginInstanceData

public void putOriginInstanceData(String user,
                                  String key,
                                  String value)

Specified by:

putOriginInstanceData in interface org.apache.ambari.view.migration.ViewDataMigrationContext

getCurrentInstanceDataByUser

public Map<String,Map<String,String>> getCurrentInstanceDataByUser()

Specified by:

getCurrentInstanceDataByUser in interface org.apache.ambari.view.migration.ViewDataMigrationContext

closeMigration

public void closeMigration()