private void setEditorText(final String className) {
    final JavaCodeFragmentFactory factory = JavaCodeFragmentFactory.getInstance(myProject);
    PsiPackage defaultPackage = JavaPsiFacade.getInstance(myProject).findPackage("");
    final PsiCodeFragment fragment = factory.createReferenceCodeFragment(className, defaultPackage, true, true);
    myDocument = PsiDocumentManager.getInstance(myProject).getDocument(fragment);
    myEditorTextField.setDocument(myDocument);
    updateOKAction();
  }
private void setEditorText(final String className)