[1146] | 1 | using System;
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| 2 | using System.Collections.Generic;
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| 3 | using System.ComponentModel;
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| 4 | using System.Diagnostics;
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| 5 | using System.Text;
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| 6 | using CIA_CSS;
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| 7 | using IndianHealthService.BMXNet.EHR.Model;
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| 8 |
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| 9 | namespace IndianHealthService.BMXNet.EHR
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| 10 | {
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| 11 | /// <summary>
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| 12 | /// The EhrFramework integrates the COM-based EHR/VueCentric framework with BMXNET.
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| 13 | /// A component that uses BMXNET for communications, events, and context can be implemented to
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| 14 | /// be hosted within the EHR/VueCentric framework by creating a subclass of UserControl and including
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| 15 | /// the a EHR integration partial class similar to the following:
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| 16 | /// <code>
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| 17 | ///
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| 18 | ///partial class YourEHRComponent : CSS_Patient.ICSS_PatientEvents, CSS_Encounter.ICSS_EncounterEvents, CIA_CSS.ICSS_SessionEvents, IEhrEvents, IEhrComponent
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| 19 | ///{
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| 20 | ///
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| 21 | /// #region Copy Region into partial EHR file plus include interfaces noted above
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| 22 | ///
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| 23 | /// protected override void Dispose(bool disposing)
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| 24 | /// {
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| 25 | /// this.TeardownFramework();
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| 26 | ///
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| 27 | /// if (disposing && (components != null))
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| 28 | /// {
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| 29 | /// components.Dispose();
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| 30 | /// }
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| 31 | /// base.Dispose(disposing);
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| 32 | /// }
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| 33 | ///
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| 34 | /// public LocalSession LocalSession
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| 35 | /// {
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| 36 | /// get { return this.Framework.LocalSession; }
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| 37 | /// }
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| 38 | ///
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| 39 | /// public Context Context
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| 40 | /// {
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| 41 | /// get { return this.LocalSession.Context; }
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| 42 | /// }
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| 43 | ///
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| 44 | /// public RemoteSession RemoteSession
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| 45 | /// {
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| 46 | /// get { return this.Framework.RemoteSession; }
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| 47 | /// }
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| 48 | ///
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| 49 | /// private String _helpString = "";
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| 50 | ///
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| 51 | /// [ComVisible(true)]
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| 52 | /// public String HelpString
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| 53 | /// {
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| 54 | /// get { return _helpString; }
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| 55 | /// set { _helpString = value; }
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| 56 | /// }
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| 57 | ///
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| 58 | /// private String _helpContext = "";
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| 59 | ///
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| 60 | /// [ComVisible(true)]
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| 61 | /// public String HelpContext
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| 62 | /// {
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| 63 | /// get { return _helpContext; }
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| 64 | /// set { _helpContext = value; }
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| 65 | /// }
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| 66 |
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| 67 | /// private String _helpFile = "";
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| 68 |
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| 69 | /// [ComVisible(true)]
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| 70 | /// public String HelpFile
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| 71 | /// {
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| 72 | /// get { return _helpFile; }
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| 73 | /// set { _helpFile = value; }
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| 74 | /// }
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| 75 | ///
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| 76 | /// public virtual void AttachToEhr(object aConsumer)
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| 77 | /// {
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| 78 | /// this.SetupFramework();
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| 79 | /// this.Framework.AttachTo(aConsumer);
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| 80 | ///
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| 81 | /// if (this.HelpFile.Length == 0)
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| 82 | /// {
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| 83 | /// this.HelpFileAssemblyName(aConsumer.GetType());
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| 84 | /// }
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| 85 | /// }
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| 86 | ///
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| 87 | /// private EhrFramework _framework = null;
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| 88 | ///
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| 89 | /// public EhrFramework Framework
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| 90 | /// {
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| 91 | /// get { return _framework; }
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| 92 | /// set { _framework = value; }
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| 93 | /// }
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| 94 | ///
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| 95 | /// protected void SetupFramework()
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| 96 | /// {
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| 97 | /// this.Framework = EhrFramework.On(new CIA_CSS.CSS_ServerClass().Session, (IEhrEvents)this, (CIA_CSS.ICSS_SessionEvents)this);
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| 98 | /// }
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| 99 | ///
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| 100 | ///protected void TeardownFramework()
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| 101 | ///{
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| 102 | /// if (this.Framework != null)
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| 103 | /// {
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| 104 | /// this.Framework.Close();
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| 105 | /// }
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| 106 | ///}
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| 107 | ///
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| 108 | ///public event EventHandler<ContextChangedArgs> ContextChanged;
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| 109 | ///public event EventHandler<ContextChangingArgs> ContextChanging;
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| 110 | ///
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| 111 | /// void CSS_Encounter.ICSS_EncounterEvents.Canceled()
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| 112 | /// {
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| 113 | /// }
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| 114 | ///
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| 115 | /// void CSS_Encounter.ICSS_EncounterEvents.Committed()
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| 116 | /// {
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| 117 | /// try
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| 118 | /// {
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| 119 | /// if (this.ContextChanged != null)
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| 120 | /// {
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| 121 | /// ContextChangedArgs args = new ContextChangedArgs();
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| 122 | /// args.IsVisitChange = true;
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| 123 | /// args.AfterContext = this.Context;
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| 124 | /// this.ContextChanged.Invoke(this, args);
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| 125 | /// }
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| 126 | /// }
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| 127 | /// catch
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| 128 | /// {
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| 129 | /// }
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| 130 | /// }
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| 131 | ///
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| 132 | /// string CSS_Encounter.ICSS_EncounterEvents.Pending(bool Silent)
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| 133 | /// {
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| 134 | /// try
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| 135 | /// {
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| 136 | /// if (this.ContextChanging == null)
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| 137 | /// {
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| 138 | /// return "";
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| 139 | /// }
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| 140 | /// else
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| 141 | /// {
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| 142 | /// ContextChangingArgs args = new ContextChangingArgs();
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| 143 | /// args.BeforeContext = this.Context;
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| 144 | /// args.IsVisitChange = true;
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| 145 | /// args.Cancel = false;
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| 146 | /// this.ContextChanging.Invoke(this, args);
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| 147 | ///
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| 148 | /// return args.Cancel ? "Cancel" : "";
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| 149 | /// }
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| 150 | /// }
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| 151 | /// catch
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| 152 | /// {
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| 153 | /// return "";
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| 154 | /// }
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| 155 | /// }
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| 156 | ///
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| 157 | ///void CSS_Patient.ICSS_PatientEvents.Canceled()
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| 158 | ///{
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| 159 | ///}
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| 160 | ///
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| 161 | ///void CSS_Patient.ICSS_PatientEvents.Committed()
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| 162 | ///{
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| 163 | ///try
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| 164 | ///{
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| 165 | ///if (this.ContextChanged != null)
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| 166 | ///{
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| 167 | ///ContextChangedArgs args = new ContextChangedArgs();
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| 168 | ///args.IsPatientChange = true;
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| 169 | ///args.AfterContext = this.Context;
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| 170 | ///this.ContextChanged.Invoke(this, args);
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| 171 | ///}
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| 172 | ///}
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| 173 | ///catch
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| 174 | ///{
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| 175 | ///}
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| 176 | ///}
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| 177 | ///
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| 178 | /// string CSS_Patient.ICSS_PatientEvents.Pending(bool Silent)
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| 179 | /// {
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| 180 | /// try
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| 181 | /// {
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| 182 | /// if (this.ContextChanging == null)
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| 183 | /// {
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| 184 | /// return "";
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| 185 | /// }
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| 186 | /// else
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| 187 | /// {
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| 188 | /// ContextChangingArgs args = new ContextChangingArgs();
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| 189 | /// args.BeforeContext = this.Context;
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| 190 | /// args.IsPatientChange = true;
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| 191 | /// args.Cancel = false;
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| 192 | /// this.ContextChanging.Invoke(this, args);
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| 193 | ///
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| 194 | /// return args.Cancel ? "Cancel" : "";
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| 195 | /// }
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| 196 | /// }
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| 197 | /// catch
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| 198 | /// {
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| 199 | /// return "";
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| 200 | /// }
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| 201 | ///}
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| 202 | ///
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| 203 | /// protected virtual void UnhandledException(Exception aProblem)
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| 204 | /// {
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| 205 | /// MessageBox.Show(aProblem.Message + " \n\n\n" + aProblem.StackTrace, "Exception");
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| 206 | /// }
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| 207 | ///
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| 208 | /// protected void HelpFileAssemblyName(Type aType)
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| 209 | /// {
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| 210 | /// this.HelpFile = aType.Assembly.GetName().Name + ".chm";
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| 211 | /// }
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| 212 | ///
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| 213 | /// public void EventCallback(string anEvent, string aStub)
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| 214 | /// {
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| 215 | /// this.Framework.IncomingEventCallback(anEvent, aStub);
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| 216 | /// }
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| 217 | ///
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| 218 | /// public void RPCCallback(int Handle, string Data)
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| 219 | /// {
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| 220 | /// }
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| 221 | ///
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| 222 | /// public void RPCCallbackError(int Handle, int ErrorCode, string ErrorText)
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| 223 | /// {
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| 224 | /// }
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| 225 | ///
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| 226 | /// #endregion
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| 227 | ///
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| 228 | /// }
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| 229 | ///
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| 230 | ///
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| 231 | /// //Copy this interface too
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| 232 | /// public interface IEhrComponent : IDisposable
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| 233 | /// {
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| 234 | /// String HelpFile { get; }
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| 235 | /// String HelpContext { get; }
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| 236 | /// String HelpString { get; }
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| 237 | /// }
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| 238 | /// }
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| 239 | ///
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| 240 | /// </code>
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| 241 | /// <para>
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| 242 | /// See the BMXNET SDK IndianHealthService.BMXNet.Example.CrossComponent.EHR Project as an example.
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| 243 | /// </para>
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| 244 | /// </summary>
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| 245 | public class EhrFramework
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| 246 | {
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| 247 |
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| 248 | /// <summary>
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| 249 | /// Used to create the single EhrFramework instance used for each EHR/VueCentric-based component
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| 250 | /// </summary>
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| 251 | /// <remarks>
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| 252 | /// Use the provided partial class to construct a UserControl-based component to host in the EHR/VueCentric framework
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| 253 | /// </remarks>
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| 254 | /// <param name="aCssSession">A COM instance of CSS_Session. The EhrFramework will Release() it</param>
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| 255 | /// <param name="anEventSource">The event source bridge to pass events from your COM-Visible control to the EhrFramework</param>
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| 256 | /// <param name="sessionEvents">A COM instance of ICSS_SessionEvents. The EhrFramework will Release() it</param>
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| 257 | /// <returns></returns>
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| 258 | public static EhrFramework On(CIA_CSS.CSS_Session aCssSession, IEhrEvents anEventSource, CIA_CSS.ICSS_SessionEvents sessionEvents)
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| 259 | {
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| 260 | EhrFramework answer = new EhrFramework();
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| 261 | answer.Setup(aCssSession, anEventSource, sessionEvents);
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| 262 | return answer;
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| 263 | }
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| 264 |
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| 265 | private CSS_Session _cssSession = null;
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| 266 |
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| 267 | protected CSS_Session CssSession
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| 268 | {
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| 269 | get { return _cssSession; }
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| 270 | set { _cssSession = value; }
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| 271 | }
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| 272 |
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| 273 | private LocalSession _localSession = null;
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| 274 |
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| 275 | /// <summary>
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| 276 | /// Access the LocalSession.
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| 277 | /// <remarks>
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| 278 | /// This is used by the partial class to prime your LocalSessionConsumer implementing control
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| 279 | /// </remarks>
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| 280 | /// </summary>
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| 281 | public LocalSession LocalSession
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| 282 | {
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| 283 | get { return _localSession; }
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| 284 | set { _localSession = value; }
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| 285 | }
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| 286 |
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| 287 | private RemoteSession _remoteSession = null;
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| 288 |
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| 289 | /// <summary>
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| 290 | /// Access the primary RemoteSession.
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| 291 | /// <remarks>
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| 292 | /// This is used by the partial class to prime your RemoteSessionConsumer implementing control
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| 293 | /// </remarks>
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| 294 | /// </summary>
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| 295 | public RemoteSession RemoteSession
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| 296 | {
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| 297 | get { return _remoteSession; }
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| 298 | set { _remoteSession = value; }
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| 299 | }
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| 300 | private BMXNetBroker _broker = null;
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| 301 |
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| 302 | internal BMXNetBroker Broker
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| 303 | {
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| 304 | get { return _broker; }
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| 305 | set { _broker = value; }
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| 306 | }
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| 307 |
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| 308 |
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| 309 | protected void Setup(CIA_CSS.CSS_Session aCssSession, IEhrEvents anEventSource, CIA_CSS.ICSS_SessionEvents sessionEvents)
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| 310 | {
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| 311 |
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| 312 | this.CssSession = aCssSession;
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| 313 |
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| 314 | CiaSession ciaSession = new CiaSession(aCssSession, anEventSource);
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| 315 | ciaSession.ComComponent = sessionEvents;
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| 316 |
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| 317 | this.LocalSession = ciaSession;
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| 318 |
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| 319 | this.Broker = BMXNetEhrBroker.Open(ciaSession.CssSession, ciaSession.CssUser, ciaSession.User);
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| 320 | this.RemoteSession = this.Broker.PrimaryRemoteSession;
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| 321 | ciaSession.RemoteSession = this.Broker.PrimaryRemoteSession;
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| 322 |
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| 323 | }
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| 324 |
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| 325 | /// <summary>
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| 326 | /// Close the EhrFramework
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| 327 | /// <remarks>
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| 328 | /// Releases all COM objects
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| 329 | /// </remarks>
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| 330 | /// </summary>
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| 331 | public void Close()
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| 332 | {
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| 333 | if (this.LocalSession != null)
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| 334 | {
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| 335 | ((CiaSession)this.LocalSession).Teardown();
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| 336 | this.LocalSession = null;
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| 337 | }
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| 338 | }
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| 339 |
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| 340 | /// <summary>
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| 341 | /// Forward an incoming event from the COM object to the EhrFramework
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| 342 | /// </summary>
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| 343 | /// <param name="anEventType">This string corresponds to well-known/shared EventTypes used to identify
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| 344 | /// different events published and subscribed within a local desktop application (WinFramework)
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| 345 | /// or in the EHR.</param>
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| 346 | /// <param name="someDetails">This is an optional peice of data with some event-specific details.</param>
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| 347 | public void IncomingEventCallback(string anEventType, string someDetails)
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| 348 | {
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| 349 | ((CiaSession)this.LocalSession).IncomingEventCallback(anEventType, someDetails);
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| 350 | }
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| 351 |
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| 352 |
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| 353 | /// <summary>
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| 354 | /// Attach the services to the aConsumer. This is basically a push of services versus a service lookup.
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| 355 | /// aConsumer will be offered to cosume:
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| 356 | /// <list>
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| 357 | /// LocalSession via LocalConsumer
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| 358 | /// RemoteSession via RemoteSessionConsumer
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| 359 | /// RemoteSessionPool via RemoteSessionPoolConsumer
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| 360 | /// </list>
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| 361 | /// </summary>
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| 362 | /// <param name="aConsumer">An object optionally implementing LocalConsumer, RemoteSessionConsumer, and/or RemoteSessionPoolConsumer</param>
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| 363 | public void AttachTo(object aConsumer)
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| 364 | {
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| 365 | LocalConsumer localConsumer = aConsumer as LocalConsumer;
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| 366 | if (localConsumer != null)
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| 367 | {
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| 368 | localConsumer.LocalSession = this.LocalSession;
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| 369 | }
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| 370 |
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| 371 | RemoteSessionConsumer remoteConsumer = aConsumer as RemoteSessionConsumer;
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| 372 | if (remoteConsumer != null)
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| 373 | {
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| 374 | remoteConsumer.RemoteSession = this.RemoteSession;
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| 375 | }
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| 376 |
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| 377 | RemoteSessionPoolConsumer remotePoolConsumer = aConsumer as RemoteSessionPoolConsumer;
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| 378 | if (remotePoolConsumer != null)
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| 379 | {
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| 380 | remotePoolConsumer.RemoteSessionPool = this.Broker.RemoteSessionPool;
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| 381 | }
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| 382 |
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| 383 | if (this.LocalSession == null)
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| 384 | throw new Exception("BMX: Unable to establish application model");
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| 385 |
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| 386 | if (this.LocalSession.Context == null)
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| 387 | throw new Exception("BMX: Unable to establish context");
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| 388 | }
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| 389 | }
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| 390 | }
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