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 function code of the response does not match request
21 * @author Sami Salonen - Initial contribution
25 public class ModbusUnexpectedResponseFunctionCodeException extends ModbusTransportException {
27 private static final long serialVersionUID = 1109165449703638949L;
28 private int requestFunctionCode;
29 private int responseFunctionCode;
31 public ModbusUnexpectedResponseFunctionCodeException(int requestFunctionCode, int responseFunctionCode) {
32 this.requestFunctionCode = requestFunctionCode;
33 this.responseFunctionCode = responseFunctionCode;
37 public @Nullable String getMessage() {
38 return String.format("Function code of request (%d) does not equal response (%d)", requestFunctionCode,
39 responseFunctionCode);
43 public String toString() {
45 "ModbusUnexpectedResponseFunctionCodeException(requestFunctionCode=%d, responseFunctionCode=%d)",
46 requestFunctionCode, responseFunctionCode);