package com.intelligt.modbus.jlibmodbus.data.comm;
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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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abstract public class ModbusCommEvent {
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final private Type type;
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private int event = 0;
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public ModbusCommEvent(Type type, int event) {
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this.type = type;
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this.event = type.getCode() | event;
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}
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static public ModbusCommEvent getEvent(int event) {
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for (Type t : Type.values()) {
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if ((t.getCode() & event) == t.getCode()) {
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switch (t) {
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case SEND:
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return new ModbusCommEventSend(event);
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case RECEIVE:
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return new ModbusCommEventReceive(event);
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case INITIATED_COMMUNICATION_RESTART:
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return new ModbusCommEventInitiatedCommunicationRestart(event);
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case ENTER_LISTEN_ONLY_MODE:
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return new ModbusCommEventEnterListenOnlyMode(event);
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}
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}
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}
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throw new IllegalArgumentException();
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}
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public Type getType() {
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return type;
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}
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protected boolean isBitsSet(int bits) {
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return (event & bits) == bits;
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}
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public int getEvent() {
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return event;
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}
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public enum Type {
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SEND(0x80),
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RECEIVE(0x40),
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INITIATED_COMMUNICATION_RESTART(0x0),
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ENTER_LISTEN_ONLY_MODE(0x10);
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final private int code;
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Type(int code) {
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this.code = code;
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}
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public int getCode() {
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return code;
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}
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}
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}
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