| Package | Description | 
|---|---|
| org.springframework.scheduling.config | Support package for declarative scheduling configuration,
 with XML schema being the primary configuration format. | 
| org.springframework.scheduling.support | Generic support classes for scheduling. | 
| Class and Description | 
|---|
| CronTrigger Triggerimplementation for cron expressions. | 
| Class and Description | 
|---|
| DelegatingErrorHandlingRunnable Runnable wrapper that catches any exception or error thrown from its
 delegate Runnable and allows an  ErrorHandlerto handle it. |