2 * Copyright (c) 2010-2020 Contributors to the openHAB project
4 * See the NOTICE file(s) distributed with this work for additional
7 * This program and the accompanying materials are made available under the
8 * terms of the Eclipse Public License 2.0 which is available at
9 * http://www.eclipse.org/legal/epl-2.0
11 * SPDX-License-Identifier: EPL-2.0
13 package org.openhab.io.transport.modbus.exception;
15 import org.eclipse.jdt.annotation.NonNullByDefault;
16 import org.eclipse.jdt.annotation.Nullable;
19 * Exception representing situation where transaction id of the response does not match request
21 * @author Sami Salonen - Initial contribution
25 public class ModbusUnexpectedTransactionIdException extends ModbusTransportException {
27 private static final long serialVersionUID = -2453232634024813933L;
28 private int requestId;
29 private int responseId;
31 public ModbusUnexpectedTransactionIdException(int requestId, int responseId) {
32 this.requestId = requestId;
33 this.responseId = responseId;
37 public @Nullable String getMessage() {
38 return String.format("Transaction id of request (%d) does not equal response (%d). Slave response is invalid.",
39 requestId, responseId);
43 public String toString() {
45 "ModbusUnexpectedTransactionIdException(requestTransactionId=%d, responseTransactionId=%d)", requestId,
49 public int getRequestId() {
53 public int getResponseId() {