InMemoryWindowsStoreFactory (Storm 2.7.1 API)

java.lang.Object
- org.apache.storm.trident.windowing.InMemoryWindowsStoreFactory

All Implemented Interfaces:

Serializable, WindowsStoreFactory
```
public class InMemoryWindowsStoreFactory
extends Object
implements WindowsStoreFactory
```
InMemoryWindowsStoreFactory contains a single instance of InMemoryWindowsStore which will be used for storing tuples and triggers of the window. The same InMemoryWindowsStoreFactory instance is passed to WindowsStateUpdater, which removes successfully emitted triggers from the same inMemoryWindowsStore instance in WindowsStateUpdater.updateState(WindowsState, List, TridentCollector).

See Also:

Serialized Form

- Constructor Summary
  
  Constructors
  Constructor Description
  
  InMemoryWindowsStoreFactory()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  WindowsStore create(Map<String,Object> topoConf)
  Creates a window store.
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - InMemoryWindowsStoreFactory
```
public InMemoryWindowsStoreFactory()
```
- Method Detail
  - create
```
public WindowsStore create(Map<String,Object> topoConf)
```
    Description copied from interface: WindowsStoreFactory
    
    Creates a window store.
    
    Specified by:
    
    create in interface WindowsStoreFactory
    
    Parameters:
    
    topoConf - storm topology configuration passed in TridentProcessor.prepare(Map, TopologyContext, TridentContext)