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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef __FRAMEWORK_LOADSTATE_H_
#define __FRAMEWORK_LOADSTATE_H_
//_________________________________________________________________________________________________________________
// includes
//_________________________________________________________________________________________________________________
#include <com/sun/star/ucb/InteractiveIOException.hpp>
#include <com/sun/star/ucb/InteractiveAugmentedIOException.hpp>
//_________________________________________________________________________________________________________________
// namespace
//_________________________________________________________________________________________________________________
namespace framework{
//_______________________________________________________________________
/**
These enum values specify all possible results of a load request.
It doesn't matter, if this load operation used dispatch() or loadComponentFromURL().
The meaning is everytime the same.
*/
enum ELoadState
{
E_UNSPECIFIED = 0, // indicates the operation was not already started
E_SUCCESS = 1, // the load request was successfull
E_IOERROR = 2, // there was an io error internaly
E_INTERACTION = 3, // there was an interaction, which couldn't be handled (doesn't include IO interactions => see E_IOERROR before)
E_FAILED = 4 // for unknown or unspecified errors
};
//_______________________________________________________________________
/**
Helper, which provides some functionality to identify the reason for
a failed load request and can describe it.
*/
class LoadStateHelper
{
public:
//_________________________________
/**
@short checks if the given interaction request was an io error
@descr This information can be used to throw
a suitable IOException. (e.g. loadComponentFromURL())
@param aRequest
the original interaction request, which may produced
the failed load request
@param rReason
in case this Method returns <sal_True/> the referred string object
will be used to set the original message of the
aborted io exception on it.
If method returns <sal_False/> rReason was not used.
@return [boolean]
<sal_True/> in case it was an IO error
<sal_False/> in case it wasn't an IO error or interaction was not used
*/
static sal_Bool wasIOError( const css::uno::Any& aRequest ,
rtl::OUString& rReason )
{
if ( ! aRequest.hasValue() )
return sal_False;
css::ucb::InteractiveIOException exIOInteractive ;
css::ucb::InteractiveAugmentedIOException exIOAugmented ;
if (aRequest>>=exIOInteractive)
{
rReason = exIOInteractive.Message;
return sal_True;
}
if (aRequest>>=exIOAugmented)
{
rReason = exIOAugmented.Message;
return sal_True;
}
return sal_False;
}
};
} // namespace framework
#endif // #ifndef __FRAMEWORK_LOADSTATE_H_
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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