ScopesDecorator (SDC Glue 2.0.0 API)

All Known Implementing Classes:

SdcRequiredTypesAndScopes
```
public interface ScopesDecorator
```
Decorator interface to allow extending WS-Discovery Scopes during runtime.
The decorator does only allow changes to scopes based on context and description modifications. This interface can be used to extend the required types and scopes implementation SdcRequiredTypesAndScopes by means of the decorator pattern.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`appendScopesAndSendHello(Set<String> scopes)`	Gives the order to append the given set of scopes and send a Hello if changes ensued.
`void`	`init(SdcDeviceContext context, Set<String> scopes)`	Call this function to initialize the scopes decorator.

- Method Detail
  - init
```
void init(SdcDeviceContext context,
          Set<String> scopes)
```
    Call this function to initialize the scopes decorator.
    Not doing so can cause unknown side-effects depending on the decorated implementation.
    
    Parameters:
    
    context - the context data possibly needed by the decorator to work.
    
    scopes - initial set of scopes visible to the decorator.
  - appendScopesAndSendHello
```
void appendScopesAndSendHello(Set<String> scopes)
```
    Gives the order to append the given set of scopes and send a Hello if changes ensued.
    Call this function after a context or description modification message has been processed.
    
    Parameters:
    
    scopes - the scopes to update.