118 lines
4.6 KiB
C++
118 lines
4.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef __FRAMEWORK_LOADSTATE_H_
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#define __FRAMEWORK_LOADSTATE_H_
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//_________________________________________________________________________________________________________________
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// includes
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//_________________________________________________________________________________________________________________
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#include <com/sun/star/ucb/InteractiveIOException.hpp>
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#include <com/sun/star/ucb/InteractiveAugmentedIOException.hpp>
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//_________________________________________________________________________________________________________________
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// namespace
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//_________________________________________________________________________________________________________________
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namespace framework{
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//_______________________________________________________________________
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/**
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These enum values specify all possible results of a load request.
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It doesn't matter, if this load operation used dispatch() or loadComponentFromURL().
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The meaning is everytime the same.
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*/
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enum ELoadState
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{
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E_UNSPECIFIED = 0, // indicates the operation was not already started
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E_SUCCESS = 1, // the load request was successfull
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E_IOERROR = 2, // there was an io error internaly
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E_INTERACTION = 3, // there was an interaction, which couldn't be handled (doesn't include IO interactions => see E_IOERROR before)
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E_FAILED = 4 // for unknown or unspecified errors
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};
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//_______________________________________________________________________
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/**
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Helper, which provides some functionality to identify the reason for
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a failed load request and can describe it.
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*/
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class LoadStateHelper
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{
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public:
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//_________________________________
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/**
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@short checks if the given interaction request was an io error
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@descr This information can be used to throw
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a suitable IOException. (e.g. loadComponentFromURL())
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@param aRequest
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the original interaction request, which may produced
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the failed load request
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@param rReason
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in case this Method returns <TRUE/> the referred string object
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will be used to set the original message of the
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aborted io exception on it.
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If method returns <FALSE/> rReason was not used.
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@return [boolean]
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<TRUE/> in case it was an IO error
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<FALSE/> in case it wasn't an IO error or interaction was not used
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*/
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static sal_Bool wasIOError( const css::uno::Any& aRequest ,
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rtl::OUString& rReason )
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{
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if ( ! aRequest.hasValue() )
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return sal_False;
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css::ucb::InteractiveIOException exIOInteractive ;
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css::ucb::InteractiveAugmentedIOException exIOAugmented ;
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if (aRequest>>=exIOInteractive)
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{
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rReason = exIOInteractive.Message;
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return sal_True;
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}
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if (aRequest>>=exIOAugmented)
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{
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rReason = exIOAugmented.Message;
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return sal_True;
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}
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return sal_False;
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}
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};
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} // namespace framework
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#endif // #ifndef __FRAMEWORK_LOADSTATE_H_
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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