GroupHierarchy (PlantUML 1.2022.1 API)

All Known Implementing Classes:

AbstractClassOrObjectDiagram, AbstractEntityDiagram, ActivityDiagram, ClassDiagram, CompositeDiagram, CucaDiagram, DescriptionDiagram, StateDiagram
```
public interface GroupHierarchy
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Set<SuperGroup>`	`getAllSuperGroups()`
`Collection<IGroup>`	`getChildrenGroups(IGroup parent)`
`IGroup`	`getRootGroup()`
`SuperGroup`	`getRootSuperGroup()`
`boolean`	`isEmpty(IGroup g)`

Method Detail

getRootGroup
```
IGroup getRootGroup()
```

getRootSuperGroup
```
SuperGroup getRootSuperGroup()
```

getChildrenGroups

Collection<IGroup> getChildrenGroups(IGroup parent)

getAllSuperGroups
```
Set<SuperGroup> getAllSuperGroups()
```

isEmpty
```
boolean isEmpty(IGroup g)
```