AppDomainInstanceProvider.cs source code in C# .NET

                        Code:
                         / WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / Administration / AppDomainInstanceProvider.cs / 1 / AppDomainInstanceProvider.cs
                        
                        
                            //------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------

namespace System.ServiceModel.Administration 
{
    using System; 
    using System.ServiceModel.Channels; 
    using System.ServiceModel;
    using System.Collections.Generic; 
    using System.Diagnostics;
    using System.Globalization;
    using System.Reflection;
    using System.ServiceModel.Diagnostics; 

    internal class AppDomainInstanceProvider : ProviderBase, IWmiProvider 
    { 
        void IWmiProvider.EnumInstances(IWmiInstances instances)
        { 
            DiagnosticUtility.DebugAssert(null != instances, "");
            IWmiInstance instance = instances.NewInstance(null);
            FillAppDomainInfo(instance);
            instances.AddInstance(instance); 
        }
 
        bool IWmiProvider.GetInstance(IWmiInstance instance) 
        {
            DiagnosticUtility.DebugAssert(null != instance, ""); 
            bool bFound = false;
            if ((int)instance.GetProperty(AdministrationStrings.ProcessId) == AppDomainInfo.Current.ProcessId
                && String.Equals((string)instance.GetProperty(AdministrationStrings.Name), AppDomainInfo.Current.Name, StringComparison.Ordinal))
            { 
                FillAppDomainInfo(instance);
                bFound = true; 
            } 

            return bFound; 
        }

        internal static string GetReference()
        { 
            return String.Format(CultureInfo.InvariantCulture, AdministrationStrings.AppDomainInfo +
                                    "." + 
                                    AdministrationStrings.AppDomainId + 
                                    "={0}," +
                                    AdministrationStrings.Name + 
                                    "='{1}'," +
                                    AdministrationStrings.ProcessId +
                                    "={2}",
                               AppDomainInfo.Current.Id, 
                               AppDomainInfo.Current.Name,
                               AppDomainInfo.Current.ProcessId); 
        } 

        internal static void FillAppDomainInfo(IWmiInstance instance) 
        {
            DiagnosticUtility.DebugAssert(null != instance, "");
            AppDomainInfo domainInfo = AppDomainInfo.Current;
            instance.SetProperty(AdministrationStrings.Name, domainInfo.Name); 
            instance.SetProperty(AdministrationStrings.AppDomainId, domainInfo.Id);
            instance.SetProperty(AdministrationStrings.PerformanceCounters, PerformanceCounters.Scope.ToString()); 
            instance.SetProperty(AdministrationStrings.IsDefault, domainInfo.IsDefaultAppDomain); 
            instance.SetProperty(AdministrationStrings.ProcessId, domainInfo.ProcessId);
            instance.SetProperty(AdministrationStrings.TraceLevel, DiagnosticUtility.Level.ToString()); 
            instance.SetProperty(AdministrationStrings.LogMalformedMessages, MessageLogger.LogMalformedMessages);
            instance.SetProperty(AdministrationStrings.LogMessagesAtServiceLevel, MessageLogger.LogMessagesAtServiceLevel);
            instance.SetProperty(AdministrationStrings.LogMessagesAtTransportLevel, MessageLogger.LogMessagesAtTransportLevel);
            string configPath; 
            if (ServiceHostingEnvironment.IsHosted && ServiceHostingEnvironment.CurrentVirtualPath != null)
            { 
                configPath = ServiceHostingEnvironment.CurrentVirtualPath + "web.config"; 
            }
            else 
            {
                configPath = AppDomain.CurrentDomain.SetupInformation.ConfigurationFile;
            }
 
            instance.SetProperty(AdministrationStrings.ServiceConfigPath, configPath);
            FillListenersInfo(instance); 
        } 

        static IWmiInstance[] CreateListenersInfo(TraceSource traceSource, IWmiInstance instance) 
        {
            DiagnosticUtility.DebugAssert(null != traceSource, "");
            DiagnosticUtility.DebugAssert(null != instance, "");
 
            IWmiInstance[] traceListeners = new IWmiInstance[traceSource.Listeners.Count];
 
            for (int i = 0; i < traceSource.Listeners.Count; i++) 
            {
                TraceListener traceListener = traceSource.Listeners[i]; 
                IWmiInstance traceListenerWmiInstance = instance.NewInstance(AdministrationStrings.TraceListener);
                traceListenerWmiInstance.SetProperty(AdministrationStrings.Name, traceListener.Name);
                List traceListenerArguments = new List(1);
 
                Type type = traceListener.GetType();
                string initializeData = (string)type.InvokeMember(AdministrationStrings.InitializeData, BindingFlags.GetField | BindingFlags.NonPublic | BindingFlags.Instance, null, traceListener, null, CultureInfo.InvariantCulture); 
                string[] supportedAttributes = (string[])type.InvokeMember(AdministrationStrings.GetSupportedAttributes, BindingFlags.InvokeMethod | BindingFlags.NonPublic | BindingFlags.Instance, null, traceListener, null, CultureInfo.InvariantCulture); 

                IWmiInstance argumentWmiInstance = instance.NewInstance(AdministrationStrings.TraceListenerArgument); 
                argumentWmiInstance.SetProperty(AdministrationStrings.Name, AdministrationStrings.InitializeData);
                argumentWmiInstance.SetProperty(AdministrationStrings.Value, initializeData);
                traceListenerArguments.Add(argumentWmiInstance);
 
                if (null != supportedAttributes)
                { 
                    foreach (string attribute in supportedAttributes) 
                    {
                        argumentWmiInstance = instance.NewInstance(AdministrationStrings.TraceListenerArgument); 
                        argumentWmiInstance.SetProperty(AdministrationStrings.Name, attribute);
                        argumentWmiInstance.SetProperty(AdministrationStrings.Value, traceListener.Attributes[attribute]);
                        traceListenerArguments.Add(argumentWmiInstance);
                    } 
                }
                traceListenerWmiInstance.SetProperty(AdministrationStrings.TraceListenerArguments, traceListenerArguments.ToArray()); 
                traceListeners[i] = traceListenerWmiInstance; 
            }
 
            return traceListeners;
        }

        static void FillListenersInfo(IWmiInstance instance) 
        {
            DiagnosticUtility.DebugAssert(null != instance, ""); 
            TraceSource traceSource = DiagnosticUtility.DiagnosticTrace == null ? null : DiagnosticUtility.DiagnosticTrace.TraceSource; 
            if (null != traceSource)
            { 
                instance.SetProperty(AdministrationStrings.ServiceModelTraceListeners, CreateListenersInfo(traceSource, instance));
            }
            traceSource = MessageLogger.MessageTraceSource;
            if (null != traceSource) 
            {
                instance.SetProperty(AdministrationStrings.MessageLoggingTraceListeners, CreateListenersInfo(traceSource, instance)); 
            } 
        }
 
        bool IWmiProvider.PutInstance(IWmiInstance instance)
        {
            DiagnosticUtility.DebugAssert(null != instance, "");
            bool bFound = false; 
            if ((int)instance.GetProperty(AdministrationStrings.ProcessId) == AppDomainInfo.Current.ProcessId
                && String.Equals((string)instance.GetProperty(AdministrationStrings.Name), AppDomainInfo.Current.Name, StringComparison.Ordinal)) 
            { 
                try
                { 
                    SourceLevels newLevel = (SourceLevels)Enum.Parse(typeof(SourceLevels), (string)instance.GetProperty(AdministrationStrings.TraceLevel));
                    if (DiagnosticUtility.Level != newLevel)
                    {
                        if (DiagnosticUtility.ShouldTraceVerbose) 
                        {
                            TraceUtility.TraceEvent(TraceEventType.Verbose, TraceCode.WmiPut, 
                                new WmiPutTraceRecord("DiagnosticTrace.Level", 
                                DiagnosticUtility.Level,
                                newLevel), instance, null); 
                        }
                        DiagnosticUtility.Level = newLevel;
                    }
 
                    bool logMalformedMessages = (bool)instance.GetProperty(AdministrationStrings.LogMalformedMessages);
                    if (MessageLogger.LogMalformedMessages != logMalformedMessages) 
                    { 
                        if (DiagnosticUtility.ShouldTraceVerbose)
                        { 
                            TraceUtility.TraceEvent(TraceEventType.Verbose, TraceCode.WmiPut,
                                new WmiPutTraceRecord("MessageLogger.LogMalformedMessages",
                                MessageLogger.LogMalformedMessages,
                                logMalformedMessages), instance, null); 
                        }
                        MessageLogger.LogMalformedMessages = logMalformedMessages; 
                    } 

                    bool logMessagesAtServiceLevel = (bool)instance.GetProperty(AdministrationStrings.LogMessagesAtServiceLevel); 
                    if (MessageLogger.LogMessagesAtServiceLevel != logMessagesAtServiceLevel)
                    {
                        if (DiagnosticUtility.ShouldTraceVerbose)
                        { 
                            TraceUtility.TraceEvent(TraceEventType.Verbose, TraceCode.WmiPut,
                                new WmiPutTraceRecord("MessageLogger.LogMessagesAtServiceLevel", 
                                MessageLogger.LogMessagesAtServiceLevel, 
                                logMessagesAtServiceLevel), instance, null);
                        } 
                        MessageLogger.LogMessagesAtServiceLevel = logMessagesAtServiceLevel;
                    }

                    bool logMessagesAtTransportLevel = (bool)instance.GetProperty(AdministrationStrings.LogMessagesAtTransportLevel); 
                    if (MessageLogger.LogMessagesAtTransportLevel != logMessagesAtTransportLevel)
                    { 
                        if (DiagnosticUtility.ShouldTraceVerbose) 
                        {
                            TraceUtility.TraceEvent(TraceEventType.Verbose, TraceCode.WmiPut, 
                                new WmiPutTraceRecord("MessageLogger.LogMessagesAtTransportLevel",
                                MessageLogger.LogMessagesAtTransportLevel,
                                logMessagesAtTransportLevel), instance, null);
                        } 
                        MessageLogger.LogMessagesAtTransportLevel = logMessagesAtTransportLevel;
                    } 
                } 
                catch (ArgumentException)
                { 
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new WbemInvalidParameterException());
                }
                bFound = true;
            } 

            return bFound; 
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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