Task[] tasks = myTaskManager.getTasks();
for (int i = 0; i < tasks.length; i++) {
Task task = tasks[i];
TaskGraphNode tgn = getTaskGraphNode(task);
TaskDependencySlice dependencies = task.getDependenciesAsDependee();
TaskDependency[] relationship = dependencies.toArray();
for (int j = 0; j < relationship.length; j++) {
Task successor = relationship[j].getDependant();
tgn.addSuccessor(getTaskGraphNode(successor));
}
}