public class UserExistsOperation extends Object implements AsyncReadOperation<Boolean>, ReadOperation<Boolean>
| Constructor and Description | 
|---|
| UserExistsOperation(String databaseName,
                   String userName)Construct a new instance. | 
| Modifier and Type | Method and Description | 
|---|---|
| Boolean | execute(ReadBinding binding)General execute which can return anything of type T | 
| void | executeAsync(AsyncReadBinding binding,
            SingleResultCallback<Boolean> callback)General execute which can return anything of type T | 
public Boolean execute(ReadBinding binding)
ReadOperationexecute in interface ReadOperation<Boolean>binding - the binding to execute in the context ofpublic void executeAsync(AsyncReadBinding binding, SingleResultCallback<Boolean> callback)
AsyncReadOperationexecuteAsync in interface AsyncReadOperation<Boolean>binding - the binding to execute in the context ofcallback - the callback to be called when the operation has been executed