TableDataService

All Known Implementing Classes:: AbstractTableDataService, CompositeTableDataService, FilteredTableDataService, LocalTableDataService, RemoteTableDataService, TableDataService.Null

public interface TableDataService

Service responsible for table location discovery.

Nested Class Summary

Nested Classes

Modifier and Type Interface Description

static class TableDataService.Null

Method Summary

Modifier and Type	Method	Description
`default String`	`describe()`	Like toString, but with more detail.
`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.
`default TableLocationProvider`	`getTableLocationProvider(String namespace, String tableName, TableType tableType)`	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.

Method Details
- getTableLocationProvider
  
  @NotNull default TableLocationProvider getTableLocationProvider(@NotNull String namespace, @NotNull String tableName, @NotNull TableType tableType)
  
  Request a table location provider from this service.
  
  Parameters:
  
  namespace - The namespace
  
  tableName - The table name
  
  tableType - The table type
  
  Returns:
  
  A table location provider for the specified table key fields
- getTableLocationProvider
  
  @NotNull TableLocationProvider getTableLocationProvider(@NotNull TableKey tableKey)
  
  Request a table location provider from this service.
  
  Parameters:
  
  tableKey - The table key
  
  Returns:
  
  A table location provider for the specified key
- getKnownLocationProviders
  
  @NotNull Map<TableKey,TableLocationProvider> getKnownLocationProviders()
  
  Get the collection of table location providers that are currently instantiated. The returned map is unmodifiable and stable.
  
  Returns:
  
  map of TableKey to TableLocationProvider
- reset
  
  void reset()
  
  Forget all state for future requests.
- reset
  
  void reset(TableKey key)
  
  Forget all state for a single table.
  
  Parameters:
  
  key -
- getName
  
  @Nullable String getName()
  
  Allow TableDataService instances to have names.
- describe
  
  default String describe()
  
  Like toString, but with more detail.
  
  Returns:
  
  a description string