GroupLeader

All Known Implementing Classes:

PivotNode
```
public interface GroupLeader
```
Title: GroupLeader

Description: A group leader controls a group of constrained clades in a tree

Version:

1.0

Author:

Matthew Goode

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`obtainLeafInformation(HeightInformationUser user)`
`void`	`postSetupNotify(ConstraintModel.GroupManager groupConstraints)`	Tell the group leader that the groupConstraints have been set up (parameter wise), and that internal node heights for example may be calculated

- Method Detail
  - obtainLeafInformation
```
void obtainLeafInformation(HeightInformationUser user)
```
  - postSetupNotify
```
void postSetupNotify(ConstraintModel.GroupManager groupConstraints)
```
    Tell the group leader that the groupConstraints have been set up (parameter wise), and that internal node heights for example may be calculated