@Override
protected void setState(NodeStateHolder.SelectedState state) {
for (Enumeration children = children(); children.hasMoreElements(); ) {
UpdaterTreeNode child = (UpdaterTreeNode) children.nextElement();
child.setState(state);
}
}
@Override
public NodeStateHolder.SelectedState getInitialState() {
boolean hasInstalled = false;
boolean hasNotInstalled = false;
for (Enumeration children = children(); children.hasMoreElements(); ) {
UpdaterTreeNode child = (UpdaterTreeNode) children.nextElement();
if (child.getInitialState() == NodeStateHolder.SelectedState.MIXED) {
return NodeStateHolder.SelectedState.MIXED;
} else if (child.getInitialState() == NodeStateHolder.SelectedState.INSTALLED) {
hasInstalled = true;
} else {
hasNotInstalled = true;
}
}
return hasInstalled
? (hasNotInstalled
? NodeStateHolder.SelectedState.MIXED
: NodeStateHolder.SelectedState.INSTALLED)
: NodeStateHolder.SelectedState.NOT_INSTALLED;
}
@Override
public NodeStateHolder.SelectedState getCurrentState() {
boolean foundInstalled = false;
boolean foundNotInstalled = false;
for (Enumeration children = children(); children.hasMoreElements(); ) {
UpdaterTreeNode child = (UpdaterTreeNode) children.nextElement();
if (child.getCurrentState() != NodeStateHolder.SelectedState.INSTALLED) {
foundNotInstalled = true;
}
if (child.getCurrentState() != NodeStateHolder.SelectedState.NOT_INSTALLED) {
foundInstalled = true;
}
}
if (foundInstalled && foundNotInstalled) {
return NodeStateHolder.SelectedState.MIXED;
} else if (foundInstalled) {
return NodeStateHolder.SelectedState.INSTALLED;
} else {
return NodeStateHolder.SelectedState.NOT_INSTALLED;
}
}