Package com.illumon.iris.db.v2.locations

Class TableDataService.Null

java.lang.Object

com.illumon.iris.db.v2.locations.TableDataService.Null

All Implemented Interfaces:

TableDataService

Enclosing interface:

TableDataService

public static class TableDataService.Null
extends Object
implements TableDataService

Nested Class Summary

Nested classes/interfaces inherited from interface com.illumon.iris.db.v2.locations.TableDataService

TableDataService.Null

Field Summary

Fields

Modifier and Type	Field	Description
static TableDataService	INSTANCE

Method Summary

Modifier and Type	Method	Description
Map<TableKey,TableLocationProvider>	getKnownLocationProviders()	Get the collection of table location providers that are currently instantiated.
String	getName()	Allow TableDataService instances to have names.
TableLocationProvider	getTableLocationProvider(TableKey tableKey)	Request a table location provider from this service.
void	reset()	Forget all state for future requests.
void	reset(TableKey key)	Forget all state for a single table.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.illumon.iris.db.v2.locations.TableDataService

describe, getTableLocationProvider

Field Details

INSTANCE

public static final TableDataService INSTANCE

Method Details

getTableLocationProvider

@NotNull public TableLocationProvider getTableLocationProvider(@NotNull TableKey tableKey)

Description copied from interface: TableDataService

Request a table location provider from this service.

Specified by:

getTableLocationProvider in interface TableDataService

Parameters:

tableKey - The table key

Returns:

A table location provider for the specified key

getKnownLocationProviders

@NotNull public Map<TableKey,TableLocationProvider> getKnownLocationProviders()

Description copied from interface: TableDataService

Get the collection of table location providers that are currently instantiated. The returned map is unmodifiable and stable.

Specified by:

getKnownLocationProviders in interface TableDataService

Returns:

map of TableKey to TableLocationProvider

reset

public void reset()

Description copied from interface: TableDataService

Forget all state for future requests.

Specified by:

reset in interface TableDataService

reset

public void reset(TableKey key)

Description copied from interface: TableDataService

Forget all state for a single table.

Specified by:

reset in interface TableDataService

getName

@Nullable public String getName()

Description copied from interface: TableDataService

Allow TableDataService instances to have names.

Specified by:

getName in interface TableDataService