RfClientSessionActivity (Diameter Resource Adaptor Types)

```
public interface RfClientSessionActivity
```
An RfClientSessionActivity represents an offline charging session for accounting clients.

All requests for the session must be sent via the same RfClientSessionActivity.

All responses related to the session will be received as events fired on the same RfClientSessionActivity.

Author:

OpenCloud

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`endActivity()`	End this activity.
`long`	`getLastReceiveTime()`	Returns the timestamp for the last message received on this activity, or 0 if no timestamp is available.
`long`	`getLastSendTime()`	Returns the timestamp for the last message sent on this activity, or 0 if no timestamp is available.
`String`	`getSessionId()`	Returns the session ID of this session.
`void`	`sendAccountingRequest(AccountingRequest accountingRequest)`	Send an Accounting Request.

- Method Detail
  - sendAccountingRequest
```
void sendAccountingRequest(AccountingRequest accountingRequest)
                    throws IllegalArgumentException,
                           SendException
```
    Send an Accounting Request. An event containing the answer will be fired on this activity.
    
    Parameters:
    
    accountingRequest - the Accounting-Request message to send
    
    Throws:
    
    IllegalArgumentException - if accountingRequest is missing any required AVPs
    
    SendException
  - getSessionId
```
String getSessionId()
```
    Returns the session ID of this session.
  - endActivity
```
void endActivity()
          throws IllegalStateException
```
    End this activity.
    
    Throws:
    
    IllegalStateException - if this activity represents a stateful session that is not idle
  - getLastSendTime
```
long getLastSendTime()
```
    Returns the timestamp for the last message sent on this activity, or 0 if no timestamp is available.
  - getLastReceiveTime
```
long getLastReceiveTime()
```
    Returns the timestamp for the last message received on this activity, or 0 if no timestamp is available.