IsImplementedCache (Functions Client 1.2.0 API)

All Known Implementing Classes:

DefaultIsImplementedCache
```
public interface IsImplementedCache
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`FaaSEventImplementedExpiry`	`getIfCachedAndValid(String eventId)`	Returns the cached event and its implementation value if stored and valid, otherwise should trigger removal and return null
`void`	`update(String eventId, boolean isImplemented)`	Updates the cache by adding the value of isImplemented with eventId as its key to the cache

- Method Detail
  - update
```
void update(String eventId,
            boolean isImplemented)
```
    Updates the cache by adding the value of isImplemented with eventId as its key to the cache
    
    Parameters:
    
    eventId - name of the event whose isImplemented value is cached
    
    isImplemented - boolean indicating whether lambdas exist that implement the given event
  - getIfCachedAndValid
```
FaaSEventImplementedExpiry getIfCachedAndValid(String eventId)
```
    Returns the cached event and its implementation value if stored and valid, otherwise should trigger removal and return null
    
    Parameters:
    
    eventId - name of the event that is looked for
    
    Returns:
    
    FaasEventImplementedExpiry that contains the event name and its isImplemented value or null if not found