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

# Class SnapshottableMap<T>

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

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

public class SnapshottableMap<T> extends Object implements MapState<T>, Snapshottable<T>

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `SnapshottableMap(MapState<T> delegate, List<Object> snapshotKey)`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `void`
  `beginCommit(Long txid)`
  `void`
  `commit(Long txid)`
  `T`
  `get()`
  `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)`
  `void`
  `set(T o)`
  `T`
  `update(ValueUpdater updater)`

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

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

- ## Constructor Details

  - ### SnapshottableMap

    public SnapshottableMap(MapState<T> delegate, List<Object> snapshotKey)

- ## Method Details

  - ### 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`

  - ### get

    public T get()
    Specified by:
      `get` in interface `ReadOnlySnapshottable<T>`

  - ### update

    public T update(ValueUpdater updater)
    Specified by:
      `update` in interface `Snapshottable<T>`

  - ### set

    public void set(T o)
    Specified by:
      `set` in interface `Snapshottable<T>`