| Name | Description | Type | Package | Framework |
| Event | Base class encapsulating the information about an external Version:$Id: Event. | Class | org.apache.cocoon.caching.validity | Apache Cocoon |
| EventFactory | Interface | org.apache.cocoon.caching.validity | Apache Cocoon | |
| EventValidity | The SourceValidity object for cache invalidation based on Version:$Id: EventValidity. | Class | org.apache.cocoon.caching.validity | Apache Cocoon |
| NamedEvent | An External cache event that consists of just a name. | Class | org.apache.cocoon.caching.validity | Apache Cocoon |
| NamedEventFactory | Class | org.apache.cocoon.caching.validity | Apache Cocoon | |
| NameValueEvent | An external uncache event that consists of a name/value pair. | Class | org.apache.cocoon.caching.validity | Apache Cocoon |
| NameValueEventFactory | Class | org.apache.cocoon.caching.validity | Apache Cocoon | |