[9381] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[11204] | 3 | * Copyright (C) 2002-2014 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[9381] | 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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[9391] | 22 | using System;
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| 23 | using System.Collections.ObjectModel;
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[9381] | 24 | using System.ServiceModel;
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[9391] | 25 | using System.ServiceModel.Channels;
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| 26 | using System.ServiceModel.Description;
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| 27 | using System.ServiceModel.Dispatcher;
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[9381] | 28 | using HeuristicLab.Services.Hive.DataAccess;
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| 29 |
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| 30 | namespace HeuristicLab.Services.Hive {
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| 31 | public class HiveOperationContext : IExtension<OperationContext> {
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[9434] | 32 |
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[9381] | 33 | public static HiveOperationContext Current {
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| 34 | get {
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[11204] | 35 | return OperationContext.Current != null
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| 36 | ? OperationContext.Current.Extensions.Find<HiveOperationContext>()
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| 37 | : null;
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[9381] | 38 | }
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| 39 | }
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| 40 |
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[9393] | 41 | private HiveDataContext dataContext;
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| 42 | public HiveDataContext DataContext {
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| 43 | get {
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[9434] | 44 | return dataContext ?? (dataContext = new HiveDataContext(Settings.Default.HeuristicLab_Hive_LinqConnectionString));
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[9393] | 45 | }
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| 46 | }
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[9381] | 47 |
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| 48 | public void Attach(OperationContext owner) {
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| 49 | }
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| 50 |
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| 51 | public void Detach(OperationContext owner) {
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[9393] | 52 | if (dataContext != null) {
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| 53 | dataContext.Dispose();
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| 54 | }
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[9381] | 55 | }
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| 56 | }
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| 57 |
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[9391] | 58 | public class HiveOperationContextMessageInspector : IDispatchMessageInspector {
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| 59 | public object AfterReceiveRequest(ref Message request, IClientChannel channel, InstanceContext instanceContext) {
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| 60 | OperationContext.Current.Extensions.Add(new HiveOperationContext());
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| 61 | return request.Headers.MessageId;
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| 62 | }
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| 63 |
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[9434] | 64 | public void BeforeSendReply(ref Message reply, object correlationState) {
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[9391] | 65 | OperationContext.Current.Extensions.Remove(HiveOperationContext.Current);
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| 66 | }
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| 67 | }
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| 68 |
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| 69 | public class HiveOperationContextBehaviorAttribute : Attribute, IServiceBehavior {
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| 70 | public void AddBindingParameters(ServiceDescription serviceDescription, ServiceHostBase serviceHostBase,
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| 71 | Collection<ServiceEndpoint> endpoints, BindingParameterCollection bindingParameters) {
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| 72 | }
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| 73 |
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| 74 | public void ApplyDispatchBehavior(ServiceDescription serviceDescription, ServiceHostBase serviceHostBase) {
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| 75 | foreach (ChannelDispatcher cd in serviceHostBase.ChannelDispatchers) {
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| 76 | foreach (EndpointDispatcher ed in cd.Endpoints) {
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| 77 | ed.DispatchRuntime.MessageInspectors.Add(new HiveOperationContextMessageInspector());
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| 78 | }
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| 79 | }
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| 80 | }
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| 81 |
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| 82 | public void Validate(ServiceDescription serviceDescription, ServiceHostBase serviceHostBase) {
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| 83 | }
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| 84 | }
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[9381] | 85 | }
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