package com.intelligt.modbus.jlibmodbus.data.mei;
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import java.nio.charset.Charset;
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import java.util.Arrays;
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import java.util.TreeMap;
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/*
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* Copyright (C) 2016 "Invertor" Factory", JSC
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* [http://www.sbp-invertor.ru]
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*
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* This file is part of JLibModbus.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Authors: Vladislav Y. Kochedykov, software engineer.
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* email: vladislav.kochedykov@gmail.com
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*/
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public class ReadDeviceIdentificationInterface {
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final static public int BASIC_OBJECT_COUNT = 3;
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final static public int REGULAR_OBJECT_COUNT = 0x7D;
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final static public int EXTENDED_OBJECT_COUNT = 0x7F;
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final static public int OBJECT_ID_VENDOR_NAME = 0;
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final static public int OBJECT_ID_PRODUCT_CODE = 1;
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final static public int OBJECT_ID_MAJOR_MINOR_REVISION = 2;
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final static public int OBJECT_ID_VENDOR_URL = 3;
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final static public int OBJECT_ID_PRODUCT_NAME = 4;
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final static public int OBJECT_ID_MODEL_NAME = 5;
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final static public int OBJECT_ID_USER_APPLICATION_NAME = 6;
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final private DataObjectsHolder dataObjectsBasic = new DataObjectsHolder(BASIC_OBJECT_COUNT);
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final private DataObjectsHolder dataObjectsRegular = new DataObjectsHolder(REGULAR_OBJECT_COUNT);
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final private DataObjectsHolder dataObjectsExtended = new DataObjectsHolder(EXTENDED_OBJECT_COUNT);
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public ReadDeviceIdentificationInterface() {
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for (int i = 0; i < BASIC_OBJECT_COUNT; i++)
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dataObjectsBasic.add(new DataObject(i, new byte[0]));
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}
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DataObjectsHolder getDataObjectsHolder(int id) {
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if (id < 0)
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throw new IllegalArgumentException();
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if (id >= REGULAR_OBJECT_COUNT)
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return dataObjectsExtended;
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if (id >= BASIC_OBJECT_COUNT)
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return dataObjectsRegular;
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return dataObjectsBasic;
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}
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public void setValue(int id, String value) {
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setValue(new DataObject(id, value.getBytes(Charset.forName("UTF-8"))));
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}
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public void setValue(DataObject dataObject) {
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getDataObjectsHolder(dataObject.getId()).add(dataObject);
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}
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public DataObject getValue(int id) {
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return getDataObjectsHolder(id).get(id);
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}
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public DataObject getVendorName() {
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return getValue(OBJECT_ID_VENDOR_NAME);
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}
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public void setVendorName(String value) {
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setValue(OBJECT_ID_VENDOR_NAME, value);
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}
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public DataObject getProductCode() {
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return getValue(OBJECT_ID_PRODUCT_CODE);
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}
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public void setProductCode(String value) {
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setValue(OBJECT_ID_PRODUCT_CODE, value);
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}
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public DataObject getMajorMinorRevision() {
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return getValue(OBJECT_ID_MAJOR_MINOR_REVISION);
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}
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public void setMajorMinorRevision(String value) {
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setValue(OBJECT_ID_MAJOR_MINOR_REVISION, value);
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}
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public DataObject getVendorUrl() {
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return getValue(OBJECT_ID_VENDOR_URL);
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}
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public void setVendorUrl(String value) {
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setValue(OBJECT_ID_VENDOR_URL, value);
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}
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public DataObject getProductName() {
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return getValue(OBJECT_ID_PRODUCT_NAME);
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}
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public void setProductName(String value) {
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setValue(OBJECT_ID_PRODUCT_NAME, value);
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}
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public DataObject getModelName() {
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return getValue(OBJECT_ID_MODEL_NAME);
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}
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public void setModelName(String value) {
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setValue(OBJECT_ID_MODEL_NAME, value);
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}
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public DataObject getUserApplicationName() {
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return getValue(OBJECT_ID_USER_APPLICATION_NAME);
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}
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public void setUserApplicationName(String value) {
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setValue(OBJECT_ID_USER_APPLICATION_NAME, value);
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}
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public DataObject[] getBasic() {
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return dataObjectsBasic.toArray();
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}
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public DataObject[] getRegular() {
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return dataObjectsRegular.toArray();
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}
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public DataObject[] getExtended() {
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return dataObjectsExtended.toArray();
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}
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static public class DataObject {
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final private int id;
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private byte[] value;
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public DataObject(int id, byte[] value) {
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this.id = id;
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setValue(value);
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}
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public int getId() {
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return id;
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}
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public byte[] getValue() {
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return Arrays.copyOf(value, value.length);
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}
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public void setValue(byte[] value) {
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this.value = Arrays.copyOf(value, value.length);
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}
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}
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static private class DataObjectsHolder {
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final private int capacity;
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final TreeMap<Integer, DataObject> map;
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public DataObjectsHolder(int capacity) {
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this.capacity = capacity;
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map = new TreeMap<Integer, DataObject>();
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}
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public void add(DataObject dataObject) {
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if (map.containsKey(dataObject.getId())) {
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map.get(dataObject.getId()).setValue(dataObject.getValue());
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} else if (map.size() < capacity) {
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map.put(dataObject.getId(), dataObject);
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}
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}
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public DataObject get(int id) {
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return map.get(id);
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}
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public DataObject[] toArray() {
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return map.values().toArray(new DataObject[map.size()]);
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}
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}
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}
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