How can I open a file in the IDE programatically?

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Note: These pages are being reviewed.

Approach 1

Answer from this post:

FileObject fo = FileUtil.toFileObject(new File("test.js").getAbsoluteFile());
DataObject newDo = DataObject.find(fo);
final Node node = newDo.getNodeDelegate();
Action a = node.getPreferredAction();
if (a instanceof ContextAwareAction) {
       a = ((ContextAwareAction) a).createContextAwareInstance(node.getLookup());
if (a != null) {
      a.actionPerformed(new ActionEvent(node, ActionEvent.ACTION_PERFORMED, "")); // NOI18N

Keep in mind that this must be called from the EDT thread, it’ll raise a RuntimeException otherwise.

Approach 2

FileObject fileObject=...