| public RegisterObject ( object obj, long objectID ) : void | ||
| obj | object | |
| objectID | long | |
| return | void | |
private void PreserveStackTrace(Exception exception)
{
var context = new StreamingContext(StreamingContextStates.CrossAppDomain);
var objectManager = new ObjectManager(null, context);
var serializationInfo = new SerializationInfo(exception.GetType(), new FormatterConverter());
exception.GetObjectData(serializationInfo, context);
objectManager.RegisterObject(exception, 1, serializationInfo);
objectManager.DoFixups();
}
/// <remarks>
/// Credit to MvcContrib.TestHelper.AssertionException for PreserveStackTrace
/// </remarks>
private static void PreserveStackTrace(Exception e)
{
var ctx = new StreamingContext(StreamingContextStates.CrossAppDomain);
var mgr = new ObjectManager(null, ctx);
var si = new SerializationInfo(e.GetType(), new FormatterConverter());
e.GetObjectData(si, ctx);
mgr.RegisterObject(e, 1, si);
mgr.DoFixups();
}
/// <summary>Makes sure exception stack trace would not be modify on rethrow.</summary>
public static Exception PreserveStackTrace(this Exception exception)
{
var streamingContext = new StreamingContext(StreamingContextStates.CrossAppDomain);
var objectManager = new ObjectManager(null, streamingContext);
var serializationInfo = new SerializationInfo(exception.GetType(), new FormatterConverter());
exception.GetObjectData(serializationInfo, streamingContext);
objectManager.RegisterObject(exception, 1, serializationInfo); // prepare for SetObjectData
objectManager.DoFixups(); // ObjectManager calls SetObjectData
return exception;
}
public static void PreserveStackTrace(Exception e)
{
var ctx = new StreamingContext(StreamingContextStates.CrossAppDomain);
var mgr = new ObjectManager(null, ctx);
var si = new SerializationInfo(e.GetType(), new FormatterConverter());
e.GetObjectData(si, ctx);
mgr.RegisterObject(e, 1, si); // prepare for SetObjectData
mgr.DoFixups(); // ObjectManager calls SetObjectData
// voila, e is unmodified save for _remoteStackTraceString
}
public static void PreserveStackTrace(this Exception exception)
{
try
{
var context = new StreamingContext(StreamingContextStates.CrossAppDomain);
var objectManager = new ObjectManager(null, context);
var serializationInfo = new SerializationInfo(exception.GetType(), new FormatterConverter());
exception.GetObjectData(serializationInfo, context);
objectManager.RegisterObject(exception, 1, serializationInfo); // prepare for SetObjectData
objectManager.DoFixups(); // ObjectManager calls SetObjectData
}
catch (Exception)
{
//this is a best effort. if we fail to patch the stack trace just let it go
}
}
private static void InternalPreserveStackTrace(Exception e)
{
// check if method is applicable (exception type should have the deserialization constructor)
var bindingFlags = BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance;
var constructor = e.GetType().GetConstructor(bindingFlags, null, new[] { typeof(SerializationInfo), typeof(StreamingContext) }, null);
if (constructor == null)
{
return;
}
var ctx = new StreamingContext(StreamingContextStates.CrossAppDomain);
var mgr = new ObjectManager(null, ctx);
var si = new SerializationInfo(e.GetType(), new FormatterConverter());
e.GetObjectData(si, ctx);
mgr.RegisterObject(e, 1, si); // prepare for SetObjectData
mgr.DoFixups(); // ObjectManager calls the deserialization constructor
// voila, e is unmodified save for _remoteStackTraceString
}
/// <summary>
/// Modifies the specified exception's _remoteStackTraceString. I have no idea how this works, but it allows
/// for unpacking a re-throwable inner exception from a caught <see cref="TargetInvocationException"/>.
/// Read <see cref="http://stackoverflow.com/a/2085364/6560"/> for more information.
/// </summary>
public static void PreserveStackTrace(this Exception exception)
{
try
{
var ctx = new StreamingContext(StreamingContextStates.CrossAppDomain);
var mgr = new ObjectManager(null, ctx);
var si = new SerializationInfo(exception.GetType(), new FormatterConverter());
exception.GetObjectData(si, ctx);
mgr.RegisterObject(exception, 1, si); // prepare for SetObjectData
mgr.DoFixups(); // ObjectManager calls SetObjectData
// voila, exception is unmodified save for _remoteStackTraceString
}
catch (Exception ex)
{
var message = string.Format("This exception was caught while attempting to preserve the stack trace for" +
" an exception: {0} - the original exception is passed as the inner exception" +
" of this exception. This is most likely caused by the absence of a proper" +
" serialization constructor on an exception", ex);
throw new ApplicationException(message, exception);
}
}
/// <summary>
/// Causes the original strack trace of the exception to be preserved when it is rethrown
/// </summary>
/// <param name="ex"></param>
private static void PrepareExceptionForRethrow(Exception ex)
{
var ctx = new StreamingContext(StreamingContextStates.CrossAppDomain);
var mgr = new ObjectManager(null, ctx);
var si = new SerializationInfo(ex.GetType(), new FormatterConverter());
ex.GetObjectData(si, ctx);
mgr.RegisterObject(ex, 1, si); // prepare for SetObjectData
mgr.DoFixups(); // ObjectManager calls SetObjectData
}