CrdtContext

All Superinterfaces:

Context, EntityContext

All Known Subinterfaces:

CommandContext, CrdtCreationContext, StreamCancelledContext, StreamedCommandContext<Output>, SubscriptionContext
```
public interface CrdtContext
extends EntityContext
```
Root context for all CRDT contexts.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`<T extends Crdt> java.util.Optional<T>`	`state(java.lang.Class<T> crdtClass)`	The current CRDT, if it's been created.

Methods inherited from interface io.cloudstate.javasupport.Context
serviceCallFactory

Methods inherited from interface io.cloudstate.javasupport.EntityContext
entityId

- Method Detail
  - state
```
<T extends Crdt> java.util.Optional<T> state(java.lang.Class<T> crdtClass)
                                      throws java.lang.IllegalStateException
```
    The current CRDT, if it's been created.
    
    Parameters:
    
    crdtClass - The type of the CRDT that is expected.
    
    Returns:
    
    The current CRDT, or empty if none has been created yet.
    
    Throws:
    
    java.lang.IllegalStateException - If the current CRDT does not match the passed in crdtClass type.