433 lines
13 KiB
C
433 lines
13 KiB
C
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//////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2000 Microsoft Corporation
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//
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// Module Name:
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// Exceptions.h
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//
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// Description:
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// This file contains the declarations of many exception classes.
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//
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// Implementation File:
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// None.
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//
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// Maintained By:
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// Vij Vasu (Vvasu) 03-MAR-2000
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//
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//////////////////////////////////////////////////////////////////////////////
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// Make sure that this file is included only once per compile path.
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#pragma once
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//////////////////////////////////////////////////////////////////////////////
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// Include Files
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//////////////////////////////////////////////////////////////////////////////
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// For HRESULT, WCHAR, etc.
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#include <windef.h>
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// For the base class of all exceptions
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#include "CException.h"
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// For the CStr class
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#include "CStr.h"
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//////////////////////////////////////////////////////////////////////
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// Macro Definitions
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//////////////////////////////////////////////////////////////////////////////
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//
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// Shorthand for throwing different exceptions.
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//
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#define THROW_ASSERT( _hrErrorCode, _pszMessage ) \
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throw CAssert( _hrErrorCode, TEXT( __FILE__ ), __LINE__, TEXT( _pszMessage ) )
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#define THROW_RUNTIME_ERROR( _hrErrorCode, _stringId ) \
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throw CRuntimeError( _hrErrorCode, TEXT( __FILE__ ), __LINE__, _stringId )
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#define THROW_CONFIG_ERROR( _hrErrorCode, _stringId ) \
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throw CConfigError( _hrErrorCode, TEXT( __FILE__ ), __LINE__, _stringId )
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#define THROW_ABORT( _hrErrorCode, _stringId ) \
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throw CAbortException( _hrErrorCode, TEXT( __FILE__ ), __LINE__, _stringId )
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//////////////////////////////////////////////////////////////////////
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// External variable declarations
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//////////////////////////////////////////////////////////////////////////////
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// Handle to the instance of this DLL
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extern HINSTANCE g_hInstance;
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// class CExceptionWithString
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//
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// Description:
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// The class is a CException with an additional message string.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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class CExceptionWithString : public CException
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{
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public:
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//////////////////////////////////////////////////////////////////////////
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// Public type definitions
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//////////////////////////////////////////////////////////////////////////
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typedef CException BaseClass;
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//////////////////////////////////////////////////////////////////////////
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// Public constructors and destructors
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//////////////////////////////////////////////////////////////////////////
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// Constructor ( string id overload )
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CExceptionWithString(
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HRESULT hrErrorCodeIn
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, const WCHAR * pcszFileNameIn
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, UINT uiLineNumberIn
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, UINT uiErrorStringIdIn
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) throw()
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: BaseClass( hrErrorCodeIn, pcszFileNameIn, uiLineNumberIn )
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, m_fHasUserBeenNotified( false )
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{
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AssignString( uiErrorStringIdIn );
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}
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// Constructor ( character string overload )
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CExceptionWithString(
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HRESULT hrErrorCodeIn
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, const WCHAR * pcszFileNameIn
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, UINT uiLineNumberIn
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, const WCHAR * pcszErrorStringIn
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) throw()
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: BaseClass( hrErrorCodeIn, pcszFileNameIn, uiLineNumberIn )
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, m_fHasUserBeenNotified( false )
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{
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AssignString( pcszErrorStringIn );
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}
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// Copy constructor.
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CExceptionWithString( const CExceptionWithString & cesuSrcIn ) throw()
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: BaseClass( cesuSrcIn )
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, m_fHasUserBeenNotified( cesuSrcIn.m_fHasUserBeenNotified )
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{
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AssignString( cesuSrcIn.m_strErrorString );
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}
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// Default destructor.
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~CExceptionWithString() throw() {}
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//////////////////////////////////////////////////////////////////////////
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// Public methods
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//////////////////////////////////////////////////////////////////////////
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// Assignment operator.
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const CExceptionWithString &
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operator =( const CExceptionWithString & cesuSrcIn ) throw()
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{
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*( static_cast< BaseClass * >( this ) ) = cesuSrcIn;
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AssignString( cesuSrcIn.m_strErrorString );
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m_fHasUserBeenNotified = cesuSrcIn.m_fHasUserBeenNotified;
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return *this;
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}
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//
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// Accessor methods.
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//
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const CStr &
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StrGetErrorString() const throw() { return m_strErrorString; }
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void
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SetErrorString( const WCHAR * pcszSrcIn ) throw()
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{
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AssignString( pcszSrcIn );
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}
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bool
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FHasUserBeenNotified() const throw() { return m_fHasUserBeenNotified; }
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void
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SetUserNotified( bool fNotifiedIn = true ) throw() { m_fHasUserBeenNotified = fNotifiedIn; }
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private:
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//////////////////////////////////////////////////////////////////////////
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// Private member functions
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//////////////////////////////////////////////////////////////////////////
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// Function to set the member string ( string id overload ).
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void AssignString( UINT uiStringIdIn ) throw()
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{
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try
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{
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m_strErrorString.Empty();
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m_strErrorString.LoadString( g_hInstance, uiStringIdIn );
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}
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catch( ... )
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{
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// If an error has occurred, nothing can be done - we are most probably in a stack unwind anyway.
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THR( E_UNEXPECTED );
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} // catch all: cannot let an exception propagate out of any of the methods of this class
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}
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// Function to set the member string ( character string overload ).
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void AssignString( const WCHAR * pcszSrcIn ) throw()
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{
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try
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{
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m_strErrorString.Empty();
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m_strErrorString.Assign( pcszSrcIn );
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}
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catch( ... )
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{
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// If an error has occurred, nothing can be done - we are most probably in a stack unwind anyway.
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THR( E_UNEXPECTED );
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} // catch all: cannot let an exception propagate out of any of the methods of this class
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}
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// Function to set the member string ( CStr overload ).
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void AssignString( const CStr & rcstrSrcIn ) throw()
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{
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try
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{
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m_strErrorString.Empty();
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m_strErrorString.Assign( rcstrSrcIn );
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}
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catch( ... )
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{
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// If an error has occurred, nothing can be done - we are most probably in a stack unwind anyway.
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THR( E_UNEXPECTED );
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} // catch all: cannot let an exception propagate out of any of the methods of this class
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}
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//////////////////////////////////////////////////////////////////////////
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// Private data
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//////////////////////////////////////////////////////////////////////////
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CStr m_strErrorString;
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// Indicates if the user has been notified about this exception or not.
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bool m_fHasUserBeenNotified;
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}; //*** class CExceptionWithString
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// class CAssert
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//
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// Description:
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// This class of exceptions is used to represent programming errors or
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// invalid assumptions.
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//
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// The accompanying message is not expected to be localized.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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class CAssert : public CExceptionWithString
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{
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public:
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//////////////////////////////////////////////////////////////////////////
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// Public type definitions
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//////////////////////////////////////////////////////////////////////////
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typedef CExceptionWithString BaseClass;
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//////////////////////////////////////////////////////////////////////////
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// Public constructors and destructors
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//////////////////////////////////////////////////////////////////////////
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// CAssert ( string id overload ).
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CAssert(
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HRESULT hrErrorCodeIn
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, const WCHAR * pcszFileNameIn
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, UINT uiLineNumberIn
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, UINT uiErrorStringIdIn
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) throw()
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: BaseClass( hrErrorCodeIn, pcszFileNameIn, uiLineNumberIn, uiErrorStringIdIn )
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{
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}
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// Constructor ( character string overload )
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CAssert(
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HRESULT hrErrorCodeIn
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, const WCHAR * pcszFileNameIn
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, UINT uiLineNumberIn
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, const WCHAR * pcszErrorStringIn
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) throw()
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: BaseClass( hrErrorCodeIn, pcszFileNameIn, uiLineNumberIn, pcszErrorStringIn )
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{
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}
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}; //*** class CAssert
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// class CRuntimeError
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//
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// Description:
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// This class of exceptions is used to signal runtime errors such as memory
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// exhaustion, failure of Win32 API calls, etc.
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//
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// The accompanying message may be shown to the user and should therefore
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// be localized.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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class CRuntimeError : public CExceptionWithString
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{
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public:
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//////////////////////////////////////////////////////////////////////////
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// Public type definitions
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//////////////////////////////////////////////////////////////////////////
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typedef CExceptionWithString BaseClass;
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//////////////////////////////////////////////////////////////////////////
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// Public constructors and destructors
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//////////////////////////////////////////////////////////////////////////
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// Constructor ( string id overload ).
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CRuntimeError(
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HRESULT hrErrorCodeIn
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, const WCHAR * pcszFileNameIn
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, UINT uiLineNumberIn
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, UINT uiErrorStringIdIn
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) throw()
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: BaseClass( hrErrorCodeIn, pcszFileNameIn, uiLineNumberIn, uiErrorStringIdIn )
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{
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}
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// Constructor ( character string overload )
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CRuntimeError(
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HRESULT hrErrorCodeIn
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, const WCHAR * pcszFileNameIn
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, UINT uiLineNumberIn
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, const WCHAR * pcszErrorStringIn
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) throw()
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: BaseClass( hrErrorCodeIn, pcszFileNameIn, uiLineNumberIn, pcszErrorStringIn )
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{
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}
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}; //*** class CRuntimeError
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// class CAbortException
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//
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// Description:
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// This exception is thrown to indicate that the configuration operation
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// was aborted.
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//
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// The accompanying message may be shown to the user and should therefore
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// be localized.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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class CAbortException : public CExceptionWithString
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{
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public:
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//////////////////////////////////////////////////////////////////////////
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// Public type definitions
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//////////////////////////////////////////////////////////////////////////
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typedef CExceptionWithString BaseClass;
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//////////////////////////////////////////////////////////////////////////
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// Public constructors and destructors
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//////////////////////////////////////////////////////////////////////////
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// Constructor ( string id overload ).
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CAbortException(
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HRESULT hrErrorCodeIn
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, const WCHAR * pcszFileNameIn
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, UINT uiLineNumberIn
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, UINT uiErrorStringIdIn
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) throw()
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: BaseClass( hrErrorCodeIn, pcszFileNameIn, uiLineNumberIn, uiErrorStringIdIn )
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{
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}
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// Constructor ( character string overload )
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CAbortException(
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HRESULT hrErrorCodeIn
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, const WCHAR * pcszFileNameIn
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, UINT uiLineNumberIn
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, const WCHAR * pcszErrorStringIn
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) throw()
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: BaseClass( hrErrorCodeIn, pcszFileNameIn, uiLineNumberIn, pcszErrorStringIn )
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{
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}
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}; //*** class CAbortException
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// class CConfigError
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//
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// Description:
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// This class of exceptions is used to signal errors related to cluster
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// configuration. For example, an object of this class is thrown if the
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// OS version of the computer cannot support the requested configuration
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// step.
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//
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// The accompanying message may be shown to the user and should therefore
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// be localized.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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class CConfigError : public CExceptionWithString
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{
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public:
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//////////////////////////////////////////////////////////////////////////
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// Public type definitions
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//////////////////////////////////////////////////////////////////////////
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typedef CExceptionWithString BaseClass;
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//////////////////////////////////////////////////////////////////////////
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// Public constructors and destructors
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//////////////////////////////////////////////////////////////////////////
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// Constructor ( string id overload )
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CConfigError(
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HRESULT hrErrorCodeIn
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, const WCHAR * pcszFileNameIn
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, UINT uiLineNumberIn
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, UINT uiErrorStringIdIn
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) throw()
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: BaseClass( hrErrorCodeIn, pcszFileNameIn, uiLineNumberIn, uiErrorStringIdIn )
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{
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}
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// Constructor ( character string overload )
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CConfigError(
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HRESULT hrErrorCodeIn
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, const WCHAR * pcszFileNameIn
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, UINT uiLineNumberIn
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, const WCHAR * pcszErrorStringIn
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) throw()
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: BaseClass( hrErrorCodeIn, pcszFileNameIn, uiLineNumberIn, pcszErrorStringIn )
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{
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||
|
|
}
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}; //*** class CConfigError
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