How to use

toWriter

method

in

org.testng.reporters.XMLStringBuffer

public static void writeUtf8File(@Nullable String outputDir, String fileName, XMLStringBuffer xsb, String prefix) {
 try {
  final File outDir = (outputDir != null) ? new File(outputDir) : new File("").getAbsoluteFile();
  if (!outDir.exists()) {
   outDir.mkdirs();
  }
  final File file = new File(outDir, fileName);
  if (!file.exists()) {
   file.createNewFile();
  }
  try (final OutputStreamWriter w = new OutputStreamWriter(new FileOutputStream(file), "UTF-8")) {
   if (prefix != null) {
    w.append(prefix);
   }
   xsb.toWriter(w);
  }
 } catch(IOException ex) {
  LOG.error(ex.getMessage(), ex);
 }
}

public static void writeUtf8File(
  @Nullable String outputDir, String fileName, XMLStringBuffer xsb, String prefix) {
 try {
  final File outDir =
    (outputDir != null) ? new File(outputDir) : new File("").getAbsoluteFile();
  if (!outDir.exists()) {
   outDir.mkdirs();
  }
  final File file = new File(outDir, fileName);
  if (!file.exists()) {
   file.createNewFile();
  }
  try (final OutputStreamWriter w =
    new OutputStreamWriter(new FileOutputStream(file), StandardCharsets.UTF_8)) {
   if (prefix != null) {
    w.append(prefix);
   }
   xsb.toWriter(w);
  }
 } catch (IOException ex) {
  LOG.error(ex.getMessage(), ex);
 }
}