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 data length of the response does not match request
21 * @author Sami Salonen - Initial contribution
25 public class ModbusUnexpectedResponseSizeException extends ModbusTransportException {
27 private static final long serialVersionUID = 2460907938819984483L;
28 private int requestSize;
29 private int responseSize;
31 public ModbusUnexpectedResponseSizeException(int requestSize, int responseSize) {
32 this.requestSize = requestSize;
33 this.responseSize = responseSize;
37 public @Nullable String getMessage() {
38 return String.format("Data length of the request (%d) does not equal response (%d). Slave response is invalid.",
39 requestSize, responseSize);
43 public String toString() {
44 return String.format("ModbusUnexpectedResponseSizeException(requestFunctionCode=%d, responseFunctionCode=%d)",
45 requestSize, responseSize);