private void invokeMoveToInner() {
    saveRefactoringSettings();
    final String message = JavaRefactoringBundle.message("move.class.to.inner.find.target.class.progress");
    final PsiClass targetClass = ProgressManager.getInstance().
      runProcessWithProgressSynchronously(() -> ReadAction.compute(() -> findTargetClass()), message, true, myProject);
    if (targetClass == null) return;
    final PsiClass[] classesToMove = new PsiClass[myElementsToMove.length];
    for (int i = 0; i < myElementsToMove.length; i++) {
      classesToMove[i] = (PsiClass)myElementsToMove[i];
    }
    final MoveClassToInnerProcessor processor = createMoveToInnerProcessor(targetClass, classesToMove, myMoveCallback);
    processor.setOpenInEditor(isOpenInEditor());
    invokeRefactoring(processor);
  }
private void invokeMoveToInner()