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// **********************************************************************
//
// Copyright (c) 2003-2009 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
using System.Diagnostics;
using System.Globalization;
namespace IceInternal
{
public class Ex
{
public static void throwUOE(string expectedType, string actualType)
{
throw new Ice.UnexpectedObjectException(
"expected element of type `" + expectedType + "' but received '" + actualType,
actualType, expectedType);
}
public static void throwMemoryLimitException(int requested, int maximum)
{
throw new Ice.MemoryLimitException("requested " + requested + " bytes, maximum allowed is " + maximum +
" bytes (see Ice.MessageSizeMax)");
}
}
}
namespace Ice
{
/// <summary>
/// Base class for Ice exceptions.
/// </summary>
public abstract class Exception : System.Exception, System.ICloneable
{
/// <summary>
/// Creates and returns a copy of this exception.
/// </summary>
/// <returns>A copy of this exception.</returns>
public object Clone()
{
return MemberwiseClone();
}
/// <summary>
/// Creates a default-initialized exception.
/// </summary>
public Exception() {}
/// <summary>
/// Creates a default-initialized exception and sets the InnerException
/// property to the passed exception.
/// </summary>
/// <param name="ex">The inner exception.</param>
public Exception(System.Exception ex) : base("", ex) {}
/// <summary>
/// Returns the name of this exception.
/// </summary>
/// <returns>The name of this exception.</returns>
public abstract string ice_name();
/// <summary>
/// Returns a string representation of this exception, including
/// any inner exceptions.
/// </summary>
/// <returns>The string representation of this exception.</returns>
public override string ToString()
{
//
// This prints the exception Java style. That is, the outermost
// exception, "Caused by:" to the innermost exception. The
// stack trace is not nicely indented as with Java, but
// without string parsing (perhaps tokenize on "\n"), it
// doesn't appear to be possible to reformat it.
//
System.IO.StringWriter sw = new System.IO.StringWriter(CultureInfo.CurrentCulture);
IceUtilInternal.OutputBase op = new IceUtilInternal.OutputBase(sw);
op.setUseTab(false);
op.print(GetType().FullName);
op.inc();
IceInternal.ValueWriter.write(this, op);
sw.Write("\n");
sw.Write(StackTrace);
System.Exception curr = InnerException;
while(curr != null)
{
sw.Write("\nCaused by: ");
sw.Write(curr.GetType().FullName);
if(!(curr is Ice.Exception))
{
sw.Write(": ");
sw.Write(curr.Message);
}
sw.Write("\n");
sw.Write(curr.StackTrace);
curr = curr.InnerException;
}
return sw.ToString();
}
}
/// <summary>
/// Base class for local exceptions.
/// </summary>
public abstract class LocalException : Exception
{
/// <summary>
/// Creates a default-initialized local exception.
/// </summary>
public LocalException() {}
/// <summary>
/// Creates a default-initialized local exception and sets the InnerException
/// property to the passed exception.
/// </summary>
/// <param name="ex">The inner exception.</param>
public LocalException(System.Exception ex) : base(ex) {}
}
/// <summary>
/// Base class for Ice run-time exceptions.
/// </summary>
public abstract class SystemException : Exception
{
/// <summary>
/// Creates a default-initialized run-time exception.
/// </summary>
public SystemException() {}
/// <summary>
/// Creates a default-initialized run-time exception and sets the InnerException
/// property to the passed exception.
/// </summary>
/// <param name="ex">The inner exception.</param>
public SystemException(System.Exception ex) : base(ex) {}
}
/// <summary>
/// Base class for Slice user exceptions.
/// </summary>
public abstract class UserException : Exception
{
/// <summary>
/// Creates a default-initialized user exception.
/// </summary>
public UserException() {}
/// <summary>
/// Creates a default-initialized user exception and sets the InnerException
/// property to the passed exception.
/// </summary>
/// <param name="ex">The inner exception.</param>
public UserException(System.Exception ex) : base(ex) {}
public abstract void write__(IceInternal.BasicStream os__);
public abstract void read__(IceInternal.BasicStream is__, bool rid__);
public virtual void write__(Ice.OutputStream outS__)
{
Debug.Assert(false);
}
public virtual void read__(Ice.InputStream inS__, bool rid__)
{
Debug.Assert(false);
}
public virtual bool usesClasses__()
{
return false;
}
}
}
namespace IceInternal
{
public class LocalExceptionWrapper : Ice.Exception
{
public LocalExceptionWrapper(Ice.LocalException ex, bool retry)
{
_ex = ex;
_retry = retry;
}
public LocalExceptionWrapper(LocalExceptionWrapper ex)
{
_ex = ex.get();
_retry = ex._retry;
}
public override string ice_name()
{
return _ex.ice_name();
}
public Ice.LocalException get()
{
return _ex;
}
//
// If true, always repeat the request. Don't take retry settings
// or "at-most-once" guarantees into account.
//
// If false, only repeat the request if the retry settings allow
// to do so, and if "at-most-once" does not need to be guaranteed.
//
public bool retry()
{
return _retry;
}
public static void throwWrapper(System.Exception ex)
{
Ice.UserException userException = ex as Ice.UserException;
if(userException != null)
{
throw new LocalExceptionWrapper(new Ice.UnknownUserException(userException.ice_name()),
false);
}
Ice.LocalException localException = ex as Ice.LocalException;
if(localException != null)
{
if(ex is Ice.UnknownException ||
ex is Ice.ObjectNotExistException ||
ex is Ice.OperationNotExistException ||
ex is Ice.FacetNotExistException)
{
throw new LocalExceptionWrapper(localException, false);
}
throw new LocalExceptionWrapper(new Ice.UnknownLocalException(localException.ice_name()),
false);
}
throw new LocalExceptionWrapper(new Ice.UnknownException(ex.GetType().FullName), false);
}
private Ice.LocalException _ex;
private bool _retry;
}
}
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