AutoScaler (jms 2.74.0 API)

All Superinterfaces:

java.io.Serializable

All Known Implementing Classes:

DefaultAutoscaler
```
public interface AutoScaler
extends java.io.Serializable
```
Enables users to specify their own `JMS` backlog reporters enabling JmsIO to report UnboundedSource.UnboundedReader.getTotalBacklogBytes().

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`long`	`getTotalBacklogBytes()`	Returns the size of the backlog of unread data in the underlying data source represented by all splits of this source.
`void`	`start()`	The `AutoScaler` is started when the `JmsIO.UnboundedJmsReader` is started.
`void`	`stop()`	The `AutoScaler` is stopped when the `JmsIO.UnboundedJmsReader` is closed.

- Method Detail
  - start
```
void start()
```
    The AutoScaler is started when the JmsIO.UnboundedJmsReader is started.
  - getTotalBacklogBytes
```
long getTotalBacklogBytes()
```
    Returns the size of the backlog of unread data in the underlying data source represented by all splits of this source.
  - stop
```
void stop()
```
    The AutoScaler is stopped when the JmsIO.UnboundedJmsReader is closed.