[6983] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[17209] | 3 | * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[6983] | 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using System;
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| 23 | using System.Collections.Generic;
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| 24 | using System.ServiceModel;
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| 25 | using HeuristicLab.Clients.Hive.SlaveCore.ServiceContracts;
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| 26 |
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| 27 | namespace HeuristicLab.Clients.Hive.SlaveCore {
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[7185] | 28 | [ServiceBehavior(UseSynchronizationContext = false)]
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[6983] | 29 | public class SlaveCommunicationService : ISlaveCommunication {
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| 30 | private static List<ISlaveCommunicationCallbacks> subscribers = new List<ISlaveCommunicationCallbacks>();
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| 31 |
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| 32 | public StatusCommons Subscribe() {
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| 33 | try {
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| 34 | ISlaveCommunicationCallbacks callback = OperationContext.Current.GetCallbackChannel<ISlaveCommunicationCallbacks>();
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| 35 | if (!subscribers.Contains(callback)) {
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| 36 | subscribers.Add(callback);
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| 37 | }
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| 38 | return ConfigManager.Instance.GetStatusForClientConsole();
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| 39 | }
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| 40 | catch {
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| 41 | return null;
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| 42 | }
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| 43 | }
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| 44 |
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| 45 | public bool Unsubscribe() {
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| 46 | try {
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| 47 | ISlaveCommunicationCallbacks callback = OperationContext.Current.GetCallbackChannel<ISlaveCommunicationCallbacks>();
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| 48 | if (subscribers.Contains(callback))
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| 49 | subscribers.Remove(callback);
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| 50 | return true;
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| 51 | }
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| 52 | catch {
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| 53 | return false;
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| 54 | }
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| 55 | }
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| 56 |
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| 57 | public void LogMessage(string message) {
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| 58 | try {
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| 59 | subscribers.ForEach(delegate(ISlaveCommunicationCallbacks callback) {
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| 60 | if (((ICommunicationObject)callback).State == CommunicationState.Opened) {
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| 61 | callback.OnMessageLogged(message);
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| 62 | } else {
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| 63 | subscribers.Remove(callback);
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| 64 | }
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| 65 | });
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| 66 | }
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| 67 | catch (Exception ex) {
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| 68 | EventLogManager.LogException(ex);
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| 69 | }
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| 70 | }
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| 71 |
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| 72 | public void StatusChanged(StatusCommons status) {
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| 73 | try {
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| 74 | subscribers.ForEach(delegate(ISlaveCommunicationCallbacks callback) {
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| 75 | if (((ICommunicationObject)callback).State == CommunicationState.Opened) {
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| 76 | callback.OnStatusChanged(status);
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| 77 | } else {
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| 78 | subscribers.Remove(callback);
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| 79 | }
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| 80 | });
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| 81 | }
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| 82 | catch (Exception ex) {
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| 83 | EventLogManager.LogException(ex);
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| 84 | }
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| 85 | }
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| 86 |
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| 87 | public void Shutdown() {
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| 88 | subscribers.ForEach(delegate(ISlaveCommunicationCallbacks callback) {
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| 89 | if (((ICommunicationObject)callback).State == CommunicationState.Opened) {
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| 90 | callback.OnShutdown();
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| 91 | } else {
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| 92 | subscribers.Remove(callback);
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| 93 | }
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| 94 | });
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| 95 | }
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| 96 |
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| 97 | public void Restart() {
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| 98 | MessageContainer mc = new MessageContainer(MessageContainer.MessageType.Restart);
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| 99 | MessageQueue.GetInstance().AddMessage(mc);
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| 100 | }
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| 101 |
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| 102 | public void PauseAll() {
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| 103 | MessageContainer mc = new MessageContainer(MessageContainer.MessageType.PauseAll);
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| 104 | MessageQueue.GetInstance().AddMessage(mc);
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| 105 | }
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| 106 |
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| 107 | public void StopAll() {
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| 108 | MessageContainer mc = new MessageContainer(MessageContainer.MessageType.StopAll);
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| 109 | MessageQueue.GetInstance().AddMessage(mc);
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| 110 | }
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| 111 |
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| 112 | public void AbortAll() {
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| 113 | MessageContainer mc = new MessageContainer(MessageContainer.MessageType.AbortAll);
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| 114 | MessageQueue.GetInstance().AddMessage(mc);
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| 115 | }
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| 116 |
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| 117 | public void Sleep() {
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| 118 | MessageContainer mc = new MessageContainer(MessageContainer.MessageType.Sleep);
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| 119 | MessageQueue.GetInstance().AddMessage(mc);
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| 120 | }
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| 121 | }
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| 122 | }
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