@Override
  public PsiReference @NotNull [] getReferences() {
    IElementType type = getLiteralElementType();
    return ElementType.STRING_LITERALS.contains(type) || type == JavaTokenType.INTEGER_LITERAL  // int literals could refer to SQL parameters
           ? PsiReferenceService.getService().getContributedReferences(this)
           : PsiReference.EMPTY_ARRAY;
  }
@Override
  public PsiReference @NotNull [] getReferences()