Collection<PsiStatement> findExitPoints(ControlFlow controlFlow) {
    int startOffset = controlFlow.getStartOffset(myStatements[0]);
    int endOffset = controlFlow.getEndOffset(myStatements[myStatements.length - 1]);
    if (startOffset < 0 || endOffset < 0) return null;
    return ControlFlowUtil.findExitPointsAndStatements(controlFlow, startOffset, endOffset, new IntArrayList(),
                                                       ControlFlowUtil.DEFAULT_EXIT_STATEMENTS_CLASSES);
  }
Collection<PsiStatement> findExitPoints(ControlFlow controlFlow)