ExceptionUtility.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WCF / SMDiagnostics / System / ServiceModel / Diagnostics / ExceptionUtility.cs / 1305376 / ExceptionUtility.cs
                        
                        
                            //------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------

namespace System.ServiceModel.Diagnostics 
{
    using System; 
    using System.Diagnostics; 
    using System.Runtime;
    using System.Runtime.ConstrainedExecution; 
    using System.Runtime.Diagnostics;
    using System.Runtime.InteropServices;
    using System.Threading;
    using System.Runtime.Serialization; 
    using System.Reflection;
    using System.Runtime.CompilerServices; 
    using System.Collections; 

    class ExceptionUtility 
    {
        const string ExceptionStackAsStringKey = "System.ServiceModel.Diagnostics.ExceptionUtility.ExceptionStackAsString";

        // This field should be only used for debug build. 
        internal static ExceptionUtility mainInstance;
 
        DiagnosticTrace diagnosticTrace; 
        string name;
        string eventSourceName; 

        [ThreadStatic]
        static Guid activityId;
 
        [ThreadStatic]
        static bool useStaticActivityId; 
 
        [Obsolete("For SMDiagnostics.dll use only. Call DiagnosticUtility.ExceptionUtility instead")]
        internal ExceptionUtility(string name, string eventSourceName, object diagnosticTrace) 
        {
            this.diagnosticTrace = (DiagnosticTrace)diagnosticTrace;
            this.name = name;
            this.eventSourceName = eventSourceName; 
        }
 
        [Obsolete("For SMDiagnostics.dll use only. Call DiagnosticUtility.ExceptionUtility instead")] 
        [MethodImpl(MethodImplOptions.NoInlining)]
#pragma warning disable 56500 
        internal void TraceFailFast(string message)
        {
            EventLogger logger = null;
            try 
            {
#pragma warning disable 618 
                logger = new EventLogger(this.eventSourceName, this.diagnosticTrace); 
#pragma warning restore 618
            } 
            finally
            {
#pragma warning disable 618
                TraceFailFast(message, logger); 
#pragma warning restore 618
            } 
        } 

        // Fail-- Event Log entry will be generated. 
        // To force a Watson on a dev machine, do the following:
        // 1. Set \HKLM\SOFTWARE\Microsoft\PCHealth\ErrorReporting ForceQueueMode = 0
        // 2. In the command environment, set COMPLUS_DbgJitDebugLaunchSetting=0
        [Obsolete("For SMDiagnostics.dll use only. Call DiagnosticUtility.ExceptionUtility instead")] 
        [MethodImpl(MethodImplOptions.NoInlining)]
        internal static void TraceFailFast(string message, EventLogger logger) 
        { 
            try
            { 
                if (logger != null)
                {
                    string stackTrace = null;
                    try 
                    {
                        stackTrace = new StackTrace().ToString(); 
                    } 
                    catch (Exception exception)
                    { 
                        stackTrace = exception.Message;
                    }
                    finally
                    { 
                        logger.LogEvent(TraceEventType.Critical,
                            EventLogCategory.FailFast, 
                            EventLogEventId.FailFast, 
                            message,
                            stackTrace); 
                    }
                }
            }
            catch (Exception e) 
            {
                if (logger != null) 
                { 
                    logger.LogEvent(TraceEventType.Critical,
                        EventLogCategory.FailFast, 
                        EventLogEventId.FailFastException,
                        e.ToString());
                }
                throw; 
            }
        } 
#pragma warning restore 56500 

        [Obsolete("For SMDiagnostics.dll use only. Call DiagnosticUtility.ExceptionUtility instead")] 
        internal void TraceFailFastException(Exception exception)
        {
            TraceFailFast(exception == null ? null : exception.ToString());
        } 

        internal Exception ThrowHelper(Exception exception, TraceEventType eventType, TraceRecord extendedData) 
        { 
#pragma warning disable 618
            bool shouldTrace = (this.diagnosticTrace != null && this.diagnosticTrace.ShouldTrace(eventType)); 
#pragma warning restore 618
            if (shouldTrace)
            {
                using (ExceptionUtility.useStaticActivityId ? Activity.CreateActivity(ExceptionUtility.activityId) : null) 
                {
                    this.diagnosticTrace.TraceEvent(eventType, DiagnosticsTraceCode.ThrowingException, DiagnosticTrace.GenerateMsdnTraceCode("System.ServiceModel.Diagnostics", "ThrowingException"), TraceSR.GetString(TraceSR.ThrowingException), extendedData, exception, null); 
                } 
            }
 
#if DEBUG
            string stack = exception.StackTrace;
#else
            // Avoid doing this for perf reasons unless we're already taking the hit for tracing. 
            string stack = (shouldTrace ? exception.StackTrace : null);
#endif 
            if (!string.IsNullOrEmpty(stack)) 
            {
                IDictionary data = exception.Data; 
                if (data != null && !data.IsReadOnly && !data.IsFixedSize)
                {
                    object existingString = data[ExceptionStackAsStringKey];
                    string stackString = existingString == null ? "" : existingString as string; 
                    if (stackString != null)
                    { 
                        stackString = string.Concat(stackString, stackString.Length == 0 ? "" : Environment.NewLine, "throw", Environment.NewLine, stack, Environment.NewLine, "catch", Environment.NewLine); 
                        data[ExceptionStackAsStringKey] = stackString;
                    } 
                }
            }

            return exception; 
        }
 
        internal Exception ThrowHelper(Exception exception, TraceEventType eventType) 
        {
            return this.ThrowHelper(exception, eventType, null); 
        }

        internal ArgumentException ThrowHelperArgument(string message)
        { 
            return (ArgumentException)this.ThrowHelperError(new ArgumentException(message));
        } 
 
        internal ArgumentException ThrowHelperArgument(string paramName, string message)
        { 
            return (ArgumentException)this.ThrowHelperError(new ArgumentException(message, paramName));
        }

        internal ArgumentNullException ThrowHelperArgumentNull(string paramName) 
        {
            return (ArgumentNullException)this.ThrowHelperError(new ArgumentNullException(paramName)); 
        } 

        internal ArgumentNullException ThrowHelperArgumentNull(string paramName, string message) 
        {
            return (ArgumentNullException)this.ThrowHelperError(new ArgumentNullException(paramName, message));
        }
 
        internal Exception ThrowHelperFatal(string message, Exception innerException)
        { 
            return this.ThrowHelperError(new FatalException(message, innerException)); 
        }
 
        internal Exception ThrowHelperInternal(bool fatal)
        {
            return fatal ? Fx.AssertAndThrowFatal("Fatal InternalException should never be thrown.") : Fx.AssertAndThrow("InternalException should never be thrown.");
        } 

        internal Exception ThrowHelperCallback(string message, Exception innerException) 
        { 
            return this.ThrowHelperCritical(new CallbackException(message, innerException));
        } 

        internal Exception ThrowHelperCallback(Exception innerException)
        {
            return this.ThrowHelperCallback(TraceSR.GetString(TraceSR.GenericCallbackException), innerException); 
        }
 
        internal Exception ThrowHelperCritical(Exception exception) 
        {
            return this.ThrowHelper(exception, TraceEventType.Critical); 
        }

        internal Exception ThrowHelperError(Exception exception)
        { 
            return this.ThrowHelper(exception, TraceEventType.Error);
        } 
 
        internal Exception ThrowHelperWarning(Exception exception)
        { 
            return this.ThrowHelper(exception, TraceEventType.Warning);
        }

 
        internal void TraceHandledException(Exception exception, TraceEventType eventType)
        { 
#pragma warning disable 618 
            bool shouldTrace = (this.diagnosticTrace != null && this.diagnosticTrace.ShouldTrace(eventType));
#pragma warning restore 618 
            if (shouldTrace)
            {
                using (ExceptionUtility.useStaticActivityId ? Activity.CreateActivity(ExceptionUtility.activityId) : null)
                { 
                    this.diagnosticTrace.TraceEvent(eventType, DiagnosticsTraceCode.TraceHandledException, DiagnosticTrace.GenerateMsdnTraceCode("System.ServiceModel.Diagnostics", "TraceHandledException"), TraceSR.GetString(TraceSR.TraceHandledException), null, exception, null);
                } 
            } 
        }
 
        // On a single thread, these functions will complete just fine
        // and don't need to worry about locking issues because the effected
        // variables are ThreadStatic.
        internal static void UseActivityId(Guid activityId) 
        {
            ExceptionUtility.activityId = activityId; 
            ExceptionUtility.useStaticActivityId = true; 
        }
 
        internal static void ClearActivityId()
        {
            ExceptionUtility.useStaticActivityId = false;
            ExceptionUtility.activityId = Guid.Empty; 
        }
 
        [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)] 
        internal static bool IsInfrastructureException(Exception exception)
        { 
            return exception != null && (exception is ThreadAbortException || exception is AppDomainUnloadedException);
        }
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu

Network programming in C#, Network Programming in VB.NET, Network Programming in .NET
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
ExceptionUtility.cs source code in C# .NET

Source code for the .NET framework in C#

Code:

Link Menu
