DataStore (OpenAM Server Only 7.4.1 Documentation)

```
public interface DataStore
```
Interface which needs to be implemented to use with OAuthClient implementations. Wraps whatever mechanism the implementing product chooses to support storage of state information for the lifespan of an OAuth-based session.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`String`	`getProvider()`	Returns the provider that the associated DataStore implementation has been instantiated for.
`JsonValue`	`retrieveData()`	Returns the stored data.
`void`	`storeData(JsonValue data)`	Stores the data.

- Method Detail
  - getProvider
```
String getProvider()
            throws OAuthException
```
    Returns the provider that the associated DataStore implementation has been instantiated for.
    
    Returns:
    
    provider name.
    
    Throws:
    
    OAuthException - when an error occurs while retrieving the provider name.
  - storeData
```
void storeData(JsonValue data)
        throws OAuthException
```
    Stores the data.
    
    Parameters:
    
    data - the data to be stored.
    
    Throws:
    
    OAuthException - when an error occurs while trying to store the data.
  - retrieveData
```
JsonValue retrieveData()
                throws OAuthException
```
    Returns the stored data.
    
    Returns:
    
    the data that is currently stored in the the data store.
    
    Throws:
    
    OAuthException - when an error occurs while retrieving the data.