#using <System.dll>
using namespace System;
using namespace System::Diagnostics;
ref class StackTraceSample
{
private:
ref class MyInternalClass
{
public:
void ThrowsException()
{
try
{
throw gcnew Exception( "A problem was encountered." );
}
catch ( Exception^ e )
{
// Create a StackTrace that captures
// filename, line number, and column
// information for the current thread.
StackTrace^ st = gcnew StackTrace( true );
String^ stackIndent = "";
for ( int i = 0; i < st->FrameCount; i++ )
{
// Note that at this level, there are five
// stack frames, one for each method invocation.
StackFrame^ sf = st->GetFrame( i );
Console::WriteLine();
Console::WriteLine( "{0}Method: {1}", stackIndent, sf->GetMethod() );
Console::WriteLine( "{0}File: {1}", stackIndent, sf->GetFileName() );
Console::WriteLine( "{0}Line Number: {1}", stackIndent, sf->GetFileLineNumber().ToString() );
stackIndent = String::Concat( stackIndent, " " );
}
throw e;
}
}
};
protected:
void MyProtectedMethod()
{
MyInternalClass^ mic = gcnew MyInternalClass;
mic->ThrowsException();
}
public:
void MyPublicMethod()
{
MyProtectedMethod();
}
};
int main()
{
StackTraceSample^ sample = gcnew StackTraceSample;
try
{
sample->MyPublicMethod();
}
catch ( Exception^ )
{
// Create a StackTrace that captures
// filename, line number, and column
// information for the current thread.
StackTrace^ st = gcnew StackTrace( true );
for ( int i = 0; i < st->FrameCount; i++ )
{
// For an executable built from C++, there
// are two stack frames here: one for main,
// and one for the _mainCRTStartup stub.
StackFrame^ sf = st->GetFrame( i );
Console::WriteLine();
Console::WriteLine( "High up the call stack, Method: {0}", sf->GetMethod()->ToString() );
Console::WriteLine( "High up the call stack, Line Number: {0}", sf->GetFileLineNumber().ToString() );
}
}
}
/*
This console application produces the following output when
compiled with the Debug configuration.
Method: Void ThrowsException()
File: c:\samples\stacktraceframe\myclass.cpp
Line Number: 20
Method: Void MyProtectedMethod()
File: c:\samples\stacktraceframe\myclass.cpp
Line Number: 45
Method: Void MyPublicMethod()
File: c:\samples\stacktraceframe\myclass.cpp
Line Number: 50
Method: Int32 main()
File: c:\samples\stacktraceframe\myclass.cpp
Line Number: 56
Method: UInt32 _mainCRTStartup()
File:
Line Number: 0
High up the call stack, Method: Int32 main()
High up the call stack, Line Number: 62
High up the call stack, Method: UInt32 _mainCRTStartup()
High up the call stack, Line Number: 0
This console application produces the following output when
compiled with the Release configuration.
Method: Void ThrowsException()
File:
Line Number: 0
Method: Int32 main()
File:
Line Number: 0
Method: UInt32 _mainCRTStartup()
File:
Line Number: 0
High up the call stack, Method: Int32 main()
High up the call stack, Line Number: 0
High up the call stack, Method: UInt32 _mainCRTStartup()
High up the call stack, Line Number: 0
*/