net.solarnetwork.io.modbus.rtu.netty.RtuModbusMessageEncoder Maven / Gradle / Ivy
/* ==================================================================
* RtuModbusMessageEncoder.java - 1/12/2022 4:52:20 pm
*
* Copyright 2022 SolarNetwork.net Dev Team
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
* 02111-1307 USA
* ==================================================================
*/
package net.solarnetwork.io.modbus.rtu.netty;
import java.util.List;
import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.MessageToMessageEncoder;
import net.solarnetwork.io.modbus.ModbusMessage;
import net.solarnetwork.io.modbus.netty.handler.NettyModbusClient;
/**
* Encoder of {@link ModbusMessage} to RTU encapsulated {@link ByteBuf} Modbus
* frame.
*
* @author matt
* @version 1.0
*/
public class RtuModbusMessageEncoder extends MessageToMessageEncoder {
@Override
protected void encode(ChannelHandlerContext ctx, ModbusMessage msg, List