ExtensionMain (HiveMQ Swarm Extension SDK 4.7.3 API)

```
public interface ExtensionMain
```
Since:

4.6.0

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`extensionMain(@NotNull ExtensionContext extensionContext)`	This gets called when the extension is instantiated on an HiveMQ Swarm agent.

- Method Detail
  - extensionMain
```
void extensionMain(@NotNull
                   @NotNull ExtensionContext extensionContext)
```
    This gets called when the extension is instantiated on an HiveMQ Swarm agent.
    
    Parameters:
    
    extensionContext - the ExtensionContext.
    
    Since:
    
    4.6.0