| Package | Description | 
|---|---|
| org.springframework.core.task | This package defines Spring's core TaskExecutor abstraction,
 and provides SyncTaskExecutor and SimpleAsyncTaskExecutor implementations. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | TaskTimeoutExceptionException thrown when a  AsyncTaskExecutorrejects to accept
 a given task for execution because of the specified timeout. |