package org.openhab.binding.maxcul.internal.messages;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * SetGroupId Message
 * @author Paul Hampson (cyclingengineer)
 * @since 1.6.0
 */
public class SetGroupIdMsg extends BaseMsg {

	final private int SET_GROUP_ID_PAYLOAD_LEN = 1;

	private static final Logger logger =
			LoggerFactory.getLogger(SetGroupIdMsg.class);

	private byte groupIdToSet;

	public SetGroupIdMsg(byte msgCount, byte msgFlag,
			String srcAddr, String dstAddr, byte groupIdToSet) {
		super(msgCount, msgFlag, MaxCulMsgType.SET_GROUP_ID, (byte) 0x0, srcAddr, dstAddr);

		this.groupIdToSet = groupIdToSet;
		byte[] payload = new byte[SET_GROUP_ID_PAYLOAD_LEN];

		payload[0] = groupIdToSet; // no idea what this means, just always 0x3f?

		super.appendPayload(payload);
	}

	public SetGroupIdMsg(String rawmsg)
	{
		super(rawmsg);
		groupIdToSet = this.payload[0];
	}

	/**
	 * Print output as decoded fields
	 */
	@Override
	protected void printFormattedPayload()
	{
		logger.debug("\t Group ID => "+this.groupIdToSet);
	}
}

package org.openhab.binding.maxcul.internal.messages;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * SetGroupId Message
 * @author Paul Hampson (cyclingengineer)
 * @since 1.6.0
 */
public class SetGroupIdMsg extends BaseMsg {

	final private int SET_GROUP_ID_PAYLOAD_LEN = 1;

	private static final Logger logger =
			LoggerFactory.getLogger(SetGroupIdMsg.class);

	private byte groupIdToSet;

	public SetGroupIdMsg(byte msgCount, byte msgFlag,
			String srcAddr, String dstAddr, byte groupIdToSet) {
		super(msgCount, msgFlag, MaxCulMsgType.SET_GROUP_ID, (byte) 0x0, srcAddr, dstAddr);

		this.groupIdToSet = groupIdToSet;
		byte[] payload = new byte[SET_GROUP_ID_PAYLOAD_LEN];

		payload[0] = groupIdToSet;

		super.appendPayload(payload);
	}

	public SetGroupIdMsg(String rawmsg)
	{
		super(rawmsg);
		groupIdToSet = this.payload[0];
	}

	/**
	 * Print output as decoded fields
	 */
	@Override
	protected void printFormattedPayload()
	{
		logger.debug("\t Group ID => "+this.groupIdToSet);
	}
}

Tidy up comment