Method serialize

api/src/main/java/io/grpc/Metadata.java:466–478

Serialize all the metadata entries. It produces serialized names and values interleaved. result[i 2] are names, while result[i 2+1] are values. Names are ASCII string bytes that contains only the characters listed in the class comment of Key. If the name ends with "-bin", the

()

   * <p>This method is intended for transport use only.
   */
  @Nullable
  byte[][] serialize() {
    byte[][] serialized = new byte[len()][];
    if (namesAndValues instanceof byte[][]) {
      System.arraycopy(namesAndValues, 0, serialized, 0, len());
    } else {
      for (int i = 0; i < size; i++) {
        serialized[i * 2] = name(i);
        serialized[i * 2 + 1] = valueAsBytes(i);
      }
    }
    return serialized;
  }

  /**
   * Serializes all metadata entries, leaving some values as {@link InputStream}s.