* method. It is an efficient relative that also will pad the left side so
 * that the result is <code>size</code> digits.
 */ 
    public static String toHexString( int val, int size ) {
        char[] c = new char[size];
        toHexChars( val, c, 0, size );
        return new String( c );
    }
    public static String toHexString( long val, int size ) {

      else -> {
        throw ProtocolException("Unknown control opcode: " + opcode.toHexString())
      }
    }
  }

  @Throws(IOException::class)
  private fun readMessageFrame() {
    val opcode = this.opcode
    if (opcode != OPCODE_TEXT && opcode != OPCODE_BINARY) {
      throw ProtocolException("Unknown opcode: ${opcode.toHexString()}")
    }

    readMessage()

    if (readingCompressedMessage) {

        return new String(
            "Trans2FindFirst2[" + super.toString() + ",searchAttributes=0x" + Hexdump.toHexString(this.searchAttributes, 2) + ",searchCount="
                    + this.maxItems + ",flags=0x" + Hexdump.toHexString(this.tflags, 2) + ",informationLevel=0x"
                    + Hexdump.toHexString(this.informationLevel, 3) + ",searchStorageType=" + this.searchStorageType + ",filename=" + this.path
                    + "]");

                    + ",maxBufferSize=" + this.server.maxBufferSize + ",maxRawSize=" + this.server.maxRawSize + ",sessionKey=0x"
                    + Hexdump.toHexString(this.server.sessKey, 8) + ",capabilities=0x" + Hexdump.toHexString(this.server.scapabilities, 8)
                    + ",serverTime=" + new Date(this.server.serverTime) + ",serverTimeZone=" + this.server.serverTimeZone + ",encryptionKeyLength="

            ",ntlmsspFlags=0x" + Hexdump.toHexString(ntlmsspFlags, 8) +
            ",workstation=" + workstation +
            ",isEstablished=" + isEstablished +
            ",state=" + state +
            ",serverChallenge=";
        if (serverChallenge == null) {
            ret += "null";
        } else {
            ret += Hexdump.toHexString(serverChallenge, 0, serverChallenge.length * 2);
        }

    }


    @Override
    public String toString () {
        return new String(
            "NtTransQuerySecurityDesc[" + super.toString() + ",fid=0x" + Hexdump.toHexString(this.fid, 4) + ",securityInformation=0x"
                    + Hexdump.toHexString(this.securityInformation, 8) + "]");
    }

            ",sid=" + sid +
            ",searchCount=" + Trans2FindFirst2.LIST_SIZE +
            ",informationLevel=0x" + Hexdump.toHexString( informationLevel, 3 ) +
            ",resumeKey=0x" + Hexdump.toHexString( resumeKey, 4 ) +
            ",flags=0x" + Hexdump.toHexString( flags, 2 ) +
            ",filename=" + filename + "]" );
    }

                    + Hexdump.toHexString(this.informationLevel, 3) + ",resumeKey=0x" + Hexdump.toHexString(this.resumeKey, 4) + ",flags=0x"
                    + Hexdump.toHexString(this.tflags, 2) + ",filename=" + this.filename + "]");
    }

        return new String( "Trans2FindFirst2[" + super.toString() +
            ",searchAttributes=0x" + Hexdump.toHexString( searchAttributes, 2 ) +
            ",searchCount=" + LIST_COUNT +
            ",flags=0x" + Hexdump.toHexString( flags, 2 ) +
            ",informationLevel=0x" + Hexdump.toHexString( informationLevel, 3 ) +
            ",searchStorageType=" + searchStorageType +
            ",filename=" + path + "]" );
    }

            resultCodeString = "0x" + Hexdump.toHexString(this.resultCode, 1);
            break;
        }
        switch ( this.questionType ) {
        case NB:
            questionTypeString = "NB";
            break;
        case NBSTAT:
            questionTypeString = "NBSTAT";
            break;
        default:
            questionTypeString = "0x" + Hexdump.toHexString(this.questionType, 4);
            break;