@Nullable
  private static PsiImportStaticStatement findOnDemandImportStaticStatement(PsiImportList importList, String qualifierClass) {
    final PsiImportStaticStatement[] importStaticStatements = importList.getImportStaticStatements();
    for (PsiImportStaticStatement importStaticStatement : importStaticStatements) {
      if (!importStaticStatement.isOnDemand()) {
        continue;
      }
      final PsiJavaCodeReferenceElement importReference = importStaticStatement.getImportReference();
      if (importReference == null) {
        continue;
      }
      final String text = importReference.getText();
      if (qualifierClass.equals(text)) {
        return importStaticStatement;
      }
    }
    return null;
  }
@Nullable
  private static PsiImportStaticStatement findOnDemandImportStaticStatement(PsiImportList importList, String qualifierClass)