@Nullable
public static DebuggerTreeNodeImpl[] getSelectedNodes(DataContext dataContext) {
DebuggerTree tree = getTree(dataContext);
if (tree == null) return null;
TreePath[] paths = tree.getSelectionPaths();
if (paths == null || paths.length == 0) {
return EMPTY_TREE_NODE_ARRAY;
}
List<DebuggerTreeNodeImpl> nodes = new ArrayList<DebuggerTreeNodeImpl>(paths.length);
for (TreePath path : paths) {
Object component = path.getLastPathComponent();
if (component instanceof DebuggerTreeNodeImpl) {
nodes.add((DebuggerTreeNodeImpl) component);
}
}
return nodes.toArray(new DebuggerTreeNodeImpl[nodes.size()]);
}
@Nullable
public static DebuggerTreeNodeImpl getSelectedNode(DataContext dataContext) {
DebuggerTree tree = getTree(dataContext);
if (tree == null) return null;
if (tree.getSelectionCount() != 1) {
return null;
}
TreePath path = tree.getSelectionPath();
if (path == null) {
return null;
}
Object component = path.getLastPathComponent();
if (!(component instanceof DebuggerTreeNodeImpl)) {
return null;
}
return (DebuggerTreeNodeImpl) component;
}