```
public interface ExternalConfigurationProvider
```
Provider interface for external (SPI) providers to provide their configuration properties implementations Priority of providers can be adjusted by Priority annotation or just alphabetically (if no Provider annotation is found)

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`ExternalConfigurationModel`	`getConfiguration()`	obrain model object which has direct access to external configuration
`Map<String,Object>`	`getProperties()`	Map of properties from the model (external config file)
`ExternalConfigurationModel`	`merge(ExternalConfigurationModel input)`	Merge properties from other provider/model

Interface ExternalConfigurationProvider