StackTrace Konstruktorer

public:
 StackTrace();

public StackTrace();

Public Sub New ()

Exempel

I följande kodexempel visas de första och sista funktionsanropen i en stackspårning.

public void Level5Method()
{
   try
   {
      ClassLevel6 nestedClass = new ClassLevel6();
      nestedClass.Level6Method();
   }
   catch (Exception e)
   {
      Console.WriteLine(" Level5Method exception handler");

      StackTrace st = new StackTrace();

      // Display the most recent function call.
      StackFrame sf = st.GetFrame(0);
      Console.WriteLine();
      Console.WriteLine("  Exception in method: ");
      Console.WriteLine("      {0}", sf.GetMethod());

      if (st.FrameCount >1)
      {
         // Display the highest-level function call
         // in the trace.
         sf = st.GetFrame(st.FrameCount-1);
         Console.WriteLine("  Original function call at top of call stack):");
         Console.WriteLine("      {0}", sf.GetMethod());
      }

      Console.WriteLine();
      Console.WriteLine("   ... throwing exception to next level ...");
      Console.WriteLine("-------------------------------------------------\n");
      throw e;
   }
}

Public Sub Level5Method()
   Try
      Dim nestedClass As New ClassLevel6()
      nestedClass.Level6Method()
   Catch e As Exception
      Console.WriteLine(" Level5Method exception handler")
      
      Dim st As New StackTrace()
      
      ' Display the most recent function call.
      Dim sf As StackFrame = st.GetFrame(0)
      Console.WriteLine()
      Console.WriteLine("  Exception in method: ")
      Console.WriteLine("      {0}", sf.GetMethod())
      
      If st.FrameCount > 1 Then
         ' Display the highest-level function call in the trace.
         sf = st.GetFrame((st.FrameCount - 1))
         Console.WriteLine("  Original function call at top of call stack):")
         Console.WriteLine("      {0}", sf.GetMethod())
      End If
      
      Console.WriteLine()
      Console.WriteLine("   ... throwing exception to next level ...")
      Console.WriteLine("-------------------------------------------------")
      Console.WriteLine()
      Throw e
   End Try
End Sub

Kommentarer

StackTrace Skapas med anroparens aktuella tråd och innehåller inte filnamn, radnummer eller kolumninformation.

Använd den här parameterlösa konstruktorn när du vill ha en fullständig spårning med endast sammanfattningsmetodinformation om anropsstacken.

public:
 StackTrace(bool fNeedFileInfo);

public StackTrace(bool fNeedFileInfo);

new System.Diagnostics.StackTrace : bool -> System.Diagnostics.StackTrace

Public Sub New (fNeedFileInfo As Boolean)

Parametrar

Exempel

I följande kodexempel visas olika StackTrace konstruktormetoder.

public void Level2Method()
{
   try
   {
      ClassLevel3 nestedClass = new ClassLevel3();
      nestedClass.Level3Method();
   }
   catch (Exception e)
   {
      Console.WriteLine(" Level2Method exception handler");

      // Display the full call stack at this level.
      StackTrace st1 = new StackTrace(true);
      Console.WriteLine(" Stack trace for this level: {0}",
         st1.ToString());

      // Build a stack trace from one frame, skipping the current
      // frame and using the next frame.
      StackTrace st2 = new StackTrace(new StackFrame(1, true));
      Console.WriteLine(" Stack trace built with next level frame: {0}",
         st2.ToString());

      // Build a stack trace skipping the current frame, and
      // including all the other frames.
      StackTrace st3 = new StackTrace(1, true);
      Console.WriteLine(" Stack trace built from the next level up: {0}",
         st3.ToString());

      Console.WriteLine();
      Console.WriteLine("   ... throwing exception to next level ...");
      Console.WriteLine("-------------------------------------------------\n");
      throw e;
   }
}

Public Sub Level2Method()
   Try
      Dim nestedClass As New ClassLevel3
      nestedClass.Level3Method()
   
   Catch e As Exception
      Console.WriteLine(" Level2Method exception handler")
      
      ' Display the full call stack at this level.
      Dim st1 As New StackTrace(True)
      Console.WriteLine(" Stack trace for this level: {0}", _
         st1.ToString())
      
      ' Build a stack trace from one frame, skipping the current
      ' frame and using the next frame.
      Dim st2 As New StackTrace(New StackFrame(1, True))
      Console.WriteLine(" Stack trace built with next level frame: {0}", _
          st2.ToString())
      
      ' Build a stack trace skipping the current frame, and
      ' including all the other frames.
      Dim st3 As New StackTrace(1, True)
      Console.WriteLine(" Stack trace built from the next level up: {0}", _
          st3.ToString())
      
      Console.WriteLine()
      Console.WriteLine("   ... throwing exception to next level ...")
      Console.WriteLine("-------------------------------------------------")
      Console.WriteLine()
      Throw e
   End Try
End Sub

Kommentarer

StackTrace Skapas med anroparens aktuella tråd.

public:
 StackTrace(System::Diagnostics::StackFrame ^ frame);

public StackTrace(System.Diagnostics.StackFrame frame);

new System.Diagnostics.StackTrace : System.Diagnostics.StackFrame -> System.Diagnostics.StackTrace

Public Sub New (frame As StackFrame)

Parametrar

Exempel

I följande kodexempel skrivs stackspårningsinformation till en händelseloggpost.

StackFrame fr = new StackFrame(1,true);
StackTrace st = new StackTrace(fr);
EventLog.WriteEntry(fr.GetMethod().Name,
                    st.ToString(),
                    EventLogEntryType.Warning);

Dim frame As New StackFrame(1, True)
Dim strace As New StackTrace(frame)            

EventLog.WriteEntry(frame.GetMethod().Name, _
                    strace.ToString(), _
                    EventLogEntryType.Warning)

Kommentarer

Använd den här konstruktorn när du inte vill ha en fullständig stackspårning.

Se även

• StackFrame

public:
 StackTrace(Exception ^ e);

public StackTrace(Exception e);

new System.Diagnostics.StackTrace : Exception -> System.Diagnostics.StackTrace

Public Sub New (e As Exception)

Parametrar

Undantag

Kommentarer

StackTrace Skapas med anroparens aktuella tråd och innehåller inte filnamn, radnummer eller kolumninformation.

Den resulterande stackspårningen beskriver stacken vid tidpunkten för undantaget.

Se även

• Exception

public:
 StackTrace(int skipFrames);

public StackTrace(int skipFrames);

new System.Diagnostics.StackTrace : int -> System.Diagnostics.StackTrace

Public Sub New (skipFrames As Integer)

Parametrar

Undantag

Kommentarer

StackTrace Skapas med anroparens aktuella tråd och innehåller inte filnamn, radnummer eller kolumninformation.

Om antalet bildrutor som ska hoppa över är större än eller lika med det totala antalet bildrutor i anropsstacken när instansen skapas, StackTrace innehåller den inga bildrutor.

public:
 StackTrace(Exception ^ e, int skipFrames);

public StackTrace(Exception e, int skipFrames);

new System.Diagnostics.StackTrace : Exception * int -> System.Diagnostics.StackTrace

Public Sub New (e As Exception, skipFrames As Integer)

Parametrar

Undantag

Kommentarer

Innehåller StackTrace inte filnamn, radnummer eller kolumninformation.

Den resulterande stackspårningen beskriver stacken vid tidpunkten för undantaget.

Om antalet bildrutor som ska hoppa över är större än eller lika med det totala antalet bildrutor i anropsstacken när instansen skapas, StackTrace innehåller den inga bildrutor.

Se även

• Exception

public:
 StackTrace(int skipFrames, bool fNeedFileInfo);

public StackTrace(int skipFrames, bool fNeedFileInfo);

new System.Diagnostics.StackTrace : int * bool -> System.Diagnostics.StackTrace

Public Sub New (skipFrames As Integer, fNeedFileInfo As Boolean)

Parametrar

Undantag

Exempel

I följande kodexempel visas olika StackTrace konstruktormetoder.

public void Level2Method()
{
   try
   {
      ClassLevel3 nestedClass = new ClassLevel3();
      nestedClass.Level3Method();
   }
   catch (Exception e)
   {
      Console.WriteLine(" Level2Method exception handler");

      // Display the full call stack at this level.
      StackTrace st1 = new StackTrace(true);
      Console.WriteLine(" Stack trace for this level: {0}",
         st1.ToString());

      // Build a stack trace from one frame, skipping the current
      // frame and using the next frame.
      StackTrace st2 = new StackTrace(new StackFrame(1, true));
      Console.WriteLine(" Stack trace built with next level frame: {0}",
         st2.ToString());

      // Build a stack trace skipping the current frame, and
      // including all the other frames.
      StackTrace st3 = new StackTrace(1, true);
      Console.WriteLine(" Stack trace built from the next level up: {0}",
         st3.ToString());

      Console.WriteLine();
      Console.WriteLine("   ... throwing exception to next level ...");
      Console.WriteLine("-------------------------------------------------\n");
      throw e;
   }
}

Public Sub Level2Method()
   Try
      Dim nestedClass As New ClassLevel3
      nestedClass.Level3Method()
   
   Catch e As Exception
      Console.WriteLine(" Level2Method exception handler")
      
      ' Display the full call stack at this level.
      Dim st1 As New StackTrace(True)
      Console.WriteLine(" Stack trace for this level: {0}", _
         st1.ToString())
      
      ' Build a stack trace from one frame, skipping the current
      ' frame and using the next frame.
      Dim st2 As New StackTrace(New StackFrame(1, True))
      Console.WriteLine(" Stack trace built with next level frame: {0}", _
          st2.ToString())
      
      ' Build a stack trace skipping the current frame, and
      ' including all the other frames.
      Dim st3 As New StackTrace(1, True)
      Console.WriteLine(" Stack trace built from the next level up: {0}", _
          st3.ToString())
      
      Console.WriteLine()
      Console.WriteLine("   ... throwing exception to next level ...")
      Console.WriteLine("-------------------------------------------------")
      Console.WriteLine()
      Throw e
   End Try
End Sub

Kommentarer

Om antalet bildrutor som ska hoppa över är större än eller lika med det totala antalet bildrutor i anropsstacken när instansen skapas, StackTrace innehåller den inga bildrutor.

public:
 StackTrace(System::Threading::Thread ^ targetThread, bool needFileInfo);

public StackTrace(System.Threading.Thread targetThread, bool needFileInfo);

[System.Obsolete("This constructor has been deprecated.  Please use a constructor that does not require a Thread parameter.  http://go.microsoft.com/fwlink/?linkid=14202")]
public StackTrace(System.Threading.Thread targetThread, bool needFileInfo);

new System.Diagnostics.StackTrace : System.Threading.Thread * bool -> System.Diagnostics.StackTrace

[<System.Obsolete("This constructor has been deprecated.  Please use a constructor that does not require a Thread parameter.  http://go.microsoft.com/fwlink/?linkid=14202")>]
new System.Diagnostics.StackTrace : System.Threading.Thread * bool -> System.Diagnostics.StackTrace

Public Sub New (targetThread As Thread, needFileInfo As Boolean)

Parametrar

Attribut

ObsoleteAttribute

Undantag

Kommentarer

Se även

• Thread

public:
 StackTrace(Exception ^ e, int skipFrames, bool fNeedFileInfo);

public StackTrace(Exception e, int skipFrames, bool fNeedFileInfo);

new System.Diagnostics.StackTrace : Exception * int * bool -> System.Diagnostics.StackTrace

Public Sub New (e As Exception, skipFrames As Integer, fNeedFileInfo As Boolean)

Parametrar

Undantag

Kommentarer

Den resulterande stackspårningen beskriver stacken vid tidpunkten för undantaget.

Om antalet bildrutor som ska hoppa över är större än eller lika med det totala antalet bildrutor i anropsstacken när instansen skapas, StackTrace innehåller den inga bildrutor.

Se även

• Exception

public:
 StackTrace(Exception ^ exception, bool needFileInfo);

public:
 StackTrace(Exception ^ e, bool fNeedFileInfo);

public StackTrace(Exception exception, bool needFileInfo);

public StackTrace(Exception e, bool fNeedFileInfo);

new System.Diagnostics.StackTrace : Exception * bool -> System.Diagnostics.StackTrace

new System.Diagnostics.StackTrace : Exception * bool -> System.Diagnostics.StackTrace

Public Sub New (exception As Exception, needFileInfo As Boolean)

Public Sub New (e As Exception, fNeedFileInfo As Boolean)

Parametrar

Undantag

Kommentarer

Den resulterande stackspårningen beskriver stacken vid tidpunkten för undantaget.

Se även

• Exception