switch (msgID){
    case END_CHARGE_REPORT_1_MSG:
        return processEndChargeReportMsg(msgID);
    case END_CHARGE_REPORT_2_MSG:
        return processEndChargeReportMsg(msgID);
    case END_CHARGE_REPORT_3_MSG:
        return processEndChargeReportMsg(msgID);
    case END_CHARGE_REQUEST_MSG:
        return processEndChargeRequestMsg(msgID);

    case START_CHARGE_REPORT_1_MSG:
        return processStartChargeReportMsg(msgID);
    case START_CHARGE_REPORT_2_MSG:
        return processStartChargeReportMsg(msgID);
    case START_CHARGE_REPORT_3_MSG:
        return processStartChargeReportMsg(msgID);

class myCANMessages{
    virtual process()
}

//Derived classes for each type of message group
class startChargeMessageGroup : public myCANMessages{
    CANMessage fullMsgGroup[3];
    process(){
          load CANMessage into fullMsgGroup
          if(allMessagesReceived)
                 parse(CANMessage)
                 take_action(decoded data from CANMessage)
    }
}

class endChargeMessageGroup : public myCANMessages{ ///etc...etc...

myCANMessages *polymorphPointer

while(1){
 CANMessage = readCANMessage();

--> somehow assign this automagically to correct derivedObject type


polymorphPointer = &derivedObject;
polymorphPointer->process


}