FocusStrategyImplementation (OpenNMS 2022.1.1 API)

```
public interface FocusStrategyImplementation
```
Interface to define the determination of the vertices in focus.

Author:

mvrueden

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`List<VertexHopCriteria>`	`determine(BackendGraph graph, String... vertexIdsWithoutNamespace)`	Determines the default focus for the given `BackendGraph`.

- Method Detail
  - determine
```
List<VertexHopCriteria> determine(BackendGraph graph,
                                  String... vertexIdsWithoutNamespace)
```
    Determines the default focus for the given BackendGraph. The optional vertexIdsWithoutNamespace parameter may be used to narrow down the selection to specific ids.
    
    Parameters:
    
    graph -
    
    vertexIdsWithoutNamespace -
    
    Returns:
    
    A list of vertices in focus. The list may be empty, but should not be null.