Path childPath = new Path(path);
int lastIndex = childPath.getLength();
childPath.add(0);
for (int i = 0, n = treeBranch.getLength(); i < n; i++) {
childPath.update(lastIndex, i);
treeView.setNodeChecked(childPath, checked);
EventNode eventNode = (EventNode)treeBranch.get(i);
Method event = eventNode.getEvent();