Package org.apache.storm.trident.state.map

# Class TransactionalMap<T>

java.lang.Object
org.apache.storm.trident.state.map.TransactionalMap<T>

All Implemented Interfaces:
  `MapState<T>`, `ReadOnlyMapState<T>`, `State`

public class TransactionalMap<T> extends Object implements MapState<T>

- ## Constructor Summary

  Constructors
  Modifier
  Constructor
  Description
  `protected`
  `TransactionalMap(IBackingMap<TransactionalValue> backing)`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `void`
  `beginCommit(Long txid)`
  `static <T> MapState<T>`
  `build(IBackingMap<TransactionalValue> backing)`
  `void`
  `commit(Long txid)`
  `List<T>`
  `multiGet(List<List<Object>> keys)`
  `void`
  `multiPut(List<List<Object>> keys, List<T> vals)`
  `List<T>`
  `multiUpdate(List<List<Object>> keys, List<ValueUpdater> updaters)`

  ### Methods inherited from class java.lang.Object

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

- ## Constructor Details

  - ### TransactionalMap

    protected TransactionalMap(IBackingMap<TransactionalValue> backing)

- ## Method Details

  - ### build

    public static <T> MapState<T> build(IBackingMap<TransactionalValue> backing)

  - ### multiGet

    public List<T> multiGet(List<List<Object>> keys)
    Specified by:
      `multiGet` in interface `ReadOnlyMapState<T>`

  - ### multiUpdate

    public List<T> multiUpdate(List<List<Object>> keys, List<ValueUpdater> updaters)
    Specified by:
      `multiUpdate` in interface `MapState<T>`

  - ### multiPut

    public void multiPut(List<List<Object>> keys, List<T> vals)
    Specified by:
      `multiPut` in interface `MapState<T>`

  - ### beginCommit

    public void beginCommit(Long txid)
    Specified by:
      `beginCommit` in interface `State`

  - ### commit

    public void commit(Long txid)
    Specified by:
      `commit` in interface `State`