private void write2ErrorTxtFile(ITestResult iTestResult, File testFolder) {
    if (testFolder == null) {
      LogUtils.log("Can not write error.txt - test folder is null");
      return;
    }
    //noinspection ThrowableResultOfMethodCallIgnored
    if (iTestResult.getThrowable() == null) {
      LogUtils.log("nothing to write to error.txt - throwable is null");
      return;
    }
    // trim if too long
    //noinspection ThrowableResultOfMethodCallIgnored
    String errorMsg = iTestResult.getThrowable().toString();
    if (errorMsg.length() > 120) {
      errorMsg = errorMsg.substring(0, 120 - 3) + "...";
    }

    File errorTxtFile = new File(testFolder.getAbsolutePath(), "error.txt");
    PrintWriter out = null;
    try {
      out = new PrintWriter(new BufferedWriter(new FileWriter(errorTxtFile, true)));
      out.println(errorMsg);
    } catch (IOException ioe) {
      LogUtils.log("Failed to write contents into error.txt file", ioe);
    } finally {
      if (out != null) {
        out.close();
      }
    }
  }
 private void write2LogFile(ITestResult iTestResult, File testFolder) {
   BufferedWriter out = null;
   try {
     if (testFolder == null) {
       LogUtils.log("Can not write to file test folder is null");
       return;
     }
     String output = SGTestNGReporter.getOutput();
     if (StringUtils.isEmpty(output)) {
       LogUtils.log("nothing to write to log file");
       return;
     }
     String parameters = TestNGUtils.extractParameters(iTestResult);
     File testLogFile =
         new File(
             testFolder.getAbsolutePath()
                 + "/"
                 + iTestResult.getName()
                 + "("
                 + parameters
                 + ").log");
     if (!testLogFile.createNewFile()) {
       LogUtils.log(
           "Failed to create log file ["
               + testLogFile
               + "];\n log output: "
               + Reporter.getOutput());
       return;
     }
     FileWriter fstream = new FileWriter(testLogFile);
     out = new BufferedWriter(fstream);
     out.write(output);
   } catch (Exception e) {
     LogUtils.log("Failed to write to log file result - " + iTestResult, e);
   } finally {
     SGTestNGReporter.reset();
     if (out != null) {
       try {
         out.close();
       } catch (IOException e) {
         LogUtils.log("Failed closing stream", e);
         // ignore
       }
     }
   }
 }