Method toByteArray

java/src/org/openqa/selenium/io/Read.java:40–51

Equivalent to Java's built-in method InputStream#readAllBytes(). But the latter has a bug in Java 11 (fixed only in Java 14+). This method can be removed when we upgrade to Java 17+.

(InputStream in)

   * <p>This method can be removed when we upgrade to Java 17+.
   */
  public static byte[] toByteArray(InputStream in) throws IOException {
    int estimatedSize = Math.max(in.available(), 1024);
    try (ByteArrayOutputStream out = new ByteArrayOutputStream(estimatedSize)) {
      byte[] buffer = new byte[Math.min(estimatedSize, 4096)];

      int readCount;
      while ((readCount = in.read(buffer)) != -1) {
        out.write(buffer, 0, readCount);
      }
      return out.toByteArray();
    }
  }

  public static String toString(InputStream in) throws IOException {
    return new String(toByteArray(in), UTF_8);