| Interface | Description | 
|---|---|
| EtEvent | Interface used to define methods necessary to be an Event. | 
| EtEventSelectable | This interface defines a method to use for custom event selection in a station. | 
| Class | Description | 
|---|---|
| EtAttachment | This class defines an ET system user's attachment to a station. | 
| EtConstants | This class defines some useful constants which are made to be identical to those
 used in the C-based ET system code. | 
| EtEventImpl | This class defines an ET event. | 
| EtStation | This class defines a station for the ET system user. | 
| EtStationConfig | This class specifies a configuration used to create a new station. | 
| EtStationSelection | This class contains an example of a user-defined method used to
 select events for a station. | 
| EtSystem | This class implements an object which allows a user to interact with an ET
 system. | 
| EtSystemOpen | This class opens (finds and connects to) an ET system. | 
| EtSystemOpenConfig | This class defines a set of configuration parameters used to open an ET system. | 
| EtUtils | Collection of methods to help manipulate bytes in arrays. |