package com.intelligt.modbus.jlibmodbus.data;

/*
 * 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
 */
abstract public class DataHolderBuilder {
    protected DataHolder dataHolder;

    protected DataHolderBuilder() {
        createNewDataHolder();
    }

    public DataHolder getDataHolder() {
        return dataHolder;
    }

    final public void createNewDataHolder() {
        dataHolder = new DataHolder();
    }

    public abstract void buildCoils();

    public abstract void buildDiscreteInputs();

    public abstract void buildHoldingRegisters();

    public abstract void buildInputRegisters();

    public abstract void buildSlaveId();

    public abstract void buildExceptionStatus();

    public abstract void buildFifoQueue();

    public abstract void readDeviceIdentificationInterface();

    final public DataHolder build() {
        createNewDataHolder();
        buildCoils();
        buildDiscreteInputs();
        buildHoldingRegisters();
        buildInputRegisters();
        buildSlaveId();
        buildExceptionStatus();
        buildFifoQueue();
        readDeviceIdentificationInterface();
        return getDataHolder();
    }
}