/// <summary>
/// Shallow copies the base fields from the source message to this instance.
/// </summary>
/// <param name="source">The source message.</param>
/// <param name="regenMsgID">
/// Pass as <c>true</c> to renegerate the <see cref="Msg._MsgID" /> property if the
/// source message ID property is not empty.
/// </param>
/// <remarks>
/// Use this in overriden <see cref="Msg.Clone" /> method implementations
/// to ensure that the base message fields are copied properly.
/// </remarks>
protected override void CopyBaseFields(Msg source, bool regenMsgID)
{
base.CopyBaseFields(source, regenMsgID);
this.properties = ((PropertyMsg)source).properties.Clone <string, string>(StringComparer.InvariantCultureIgnoreCase);
}
