package com.intelligt.modbus.jlibmodbus.msg.request; import com.intelligt.modbus.jlibmodbus.data.DataHolder; import com.intelligt.modbus.jlibmodbus.exception.ModbusNumberException; import com.intelligt.modbus.jlibmodbus.msg.base.ModbusRequest; import com.intelligt.modbus.jlibmodbus.msg.base.ModbusResponse; import com.intelligt.modbus.jlibmodbus.msg.response.IllegalFunctionResponse; import com.intelligt.modbus.jlibmodbus.net.stream.base.ModbusInputStream; import com.intelligt.modbus.jlibmodbus.net.stream.base.ModbusOutputStream; import java.io.IOException; /* * Copyright (C) 2016 "Invertor" Factory", JSC * [http://www.sbp-invertor.ru] * * This file is part of JLibModbus. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * Authors: Vladislav Y. Kochedykov, software engineer. * email: vladislav.kochedykov@gmail.com */ public class IllegalFunctionRequest extends ModbusRequest { final private int functionCode; public IllegalFunctionRequest(int functionCode) { super(); this.functionCode = functionCode; } @Override protected Class getResponseClass() { return IllegalFunctionResponse.class; } @Override public void writeRequest(ModbusOutputStream fifo) throws IOException { throw new IOException("Can't send Illegal request"); } @Override public int requestSize() { return 0; } @Override public ModbusResponse process(DataHolder dataHolder) throws ModbusNumberException { IllegalFunctionResponse response = (IllegalFunctionResponse) getResponse(); response.setFunctionCode(getFunction()); return response; } @Override protected boolean validateResponseImpl(ModbusResponse response) { return response.getFunction() == getFunction(); } @Override public void readPDU(ModbusInputStream fifo) throws ModbusNumberException, IOException { //no op } @Override public int getFunction() { return functionCode; } }