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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _COMPHELPER_SEQUENCEASVECTOR_HXX_
#define _COMPHELPER_SEQUENCEASVECTOR_HXX_
//_______________________________________________
// includes
#include <vector>
#include <algorithm>
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/beans/IllegalTypeException.hpp>
//_______________________________________________
// namespace
namespace comphelper{
//_______________________________________________
// definitions
/** @short Implements a stl vector on top of any
uno sequence.
@descr That provides the possibility to modify
sequences very easy ...
Of course this can be usefull only, if
count of modifications is high, so copying
of the sequence make sense!
*/
template< class TElementType >
class SequenceAsVector : public ::std::vector< TElementType >
{
//-------------------------------------------
// types
public:
//---------------------------------------
/** @short When inheriting from a template using typename is generally required when using
types from the base! */
typedef typename ::std::vector< TElementType >::const_iterator const_iterator;
//---------------------------------------
/** @short When inheriting from a template using typename is generally required when using
types from the base! */
typedef typename ::std::vector< TElementType >::iterator iterator;
//-------------------------------------------
// interface
public:
//---------------------------------------
/** @short default ctor, to create an empty list.
*/
SequenceAsVector()
{}
//---------------------------------------
/** @short default dtor
*/
~SequenceAsVector()
{}
//---------------------------------------
/** @short creates a new vector with the given length.
@param nLength
the number of elements for the new vector.
*/
explicit SequenceAsVector(sal_Int32 nLength) :
::std::vector< TElementType >( static_cast< size_t >( nLength ) )
{
}
//---------------------------------------
/** @short creates a new deque from the given uno sequence.
@param lSource
contains the new items for this deque.
*/
SequenceAsVector(const ::com::sun::star::uno::Sequence< TElementType >& lSource)
{
(*this) << lSource;
}
//---------------------------------------
/** @short creates a new instance from the given Any, which
of course must contain a valid sequence using the
right element type for every item.
@attention If the given Any is an empty one
(if its set to VOID), no exception
is thrown. In such case this instance will
be created as an empty one too!
@param aSource
this any must contain a suitable sequence. :-)
@throw A <type scope="com::sun::star::beans">IllegalTypeException</type>
if an unsupported element inside this Any
is given. An empty Any reset this instance!
*/
SequenceAsVector(const ::com::sun::star::uno::Any& aSource)
{
(*this) << aSource;
}
//---------------------------------------
/** @short fill this instance from the given uno sequence.
@param lSource
contains the new items for this deque.
*/
void operator<<(const ::com::sun::star::uno::Sequence< TElementType >& lSource)
{
this->clear();
sal_Int32 c = lSource.getLength();
const TElementType* pSource = lSource.getConstArray();
for (sal_Int32 i=0; i<c; ++i)
this->push_back(pSource[i]);
}
//---------------------------------------
/** @short fill this instance from the given Any, which
of course must contain a valid sequence using the
right element type for every item.
@attention If the given Any is an empty one
(if its set to VOID), no exception
is thrown. In such case this instance will
be created as an empty one too!
@param aSource
this any must contain a suitable sequence. :-)
@throw A <type scope="com::sun::star::beans">IllegalTypeException</type>
if an unsupported element inside this Any
is given. An empty Any reset this instance!
*/
void operator<<(const ::com::sun::star::uno::Any& aSource)
{
// An empty Any reset this instance!
if (!aSource.hasValue())
{
this->clear();
return;
}
::com::sun::star::uno::Sequence< TElementType > lSource;
if (!(aSource >>= lSource))
throw ::com::sun::star::beans::IllegalTypeException(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("SequenceAsVector operator<<(Any) was called with an unsupported Any type.")),
::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >());
(*this) << lSource;
}
//---------------------------------------
/** @short converts this instance to an uno sequence.
@param lDestination
target sequence for converting.
*/
void operator>>(::com::sun::star::uno::Sequence< TElementType >& lDestination) const
{
sal_Int32 c = (sal_Int32)this->size();
lDestination.realloc(c);
TElementType* pDestination = lDestination.getArray();
sal_Int32 i = 0;
for (typename std::vector<TElementType>::const_iterator pThis = this->begin();
pThis != this->end() ;
++pThis )
{
pDestination[i] = *pThis;
++i;
}
}
//---------------------------------------
/** @short converts this instance to an uno any
which contains a suitable sequence
of items of this stl struct.
@param aDestination
target any for converting.
*/
void operator>>(::com::sun::star::uno::Any& aDestination) const
{
sal_Int32 c = (sal_Int32)this->size();
::com::sun::star::uno::Sequence< TElementType > lDestination(c);
TElementType* pDestination = lDestination.getArray();
sal_Int32 i = 0;
for (typename std::vector<TElementType>::const_iterator pThis = this->begin();
pThis != this->end() ;
++pThis )
{
pDestination[i] = *pThis;
++i;
}
aDestination <<= lDestination;
}
//---------------------------------------
/** @short converts this deque to a suitable uno
sequence which contains all items.
@attention It return a const sequence to prevent
the outside code against using of this
return value as [in/]out parameter for
direct function calls!
Of course it can be casted to non const
... but then its a problem of the outside
code :-)
@return A (const!) sequence, which contains all items of
this deque.
*/
const ::com::sun::star::uno::Sequence< TElementType > getAsConstList() const
{
::com::sun::star::uno::Sequence< TElementType > lDestination;
(*this) >> lDestination;
return lDestination;
}
};
} // namespace comphelper
#endif // _COMPHELPER_SEQUENCEASVECTOR_HXX_
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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