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libreoffice/ucb/source/inc/regexpmap.hxx
Thomas Arnhold 4cd139c313 fixincludeguards.sh: ucb
Change-Id: I6a5994003cef7ed1672002933a5240160cff559d
2014-04-19 11:10:11 +02:00

666 lines
17 KiB
C++

/* -*- 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 INCLUDED_UCB_SOURCE_INC_REGEXPMAP_HXX
#define INCLUDED_UCB_SOURCE_INC_REGEXPMAP_HXX
#include "sal/config.h"
#include <list>
#include <rtl/ustring.hxx>
#include <sal/types.h>
#include "regexp.hxx"
namespace ucb_impl {
template< typename Val > class RegexpMap;
template< typename Val > class RegexpMapIter;
template< typename Val >
class RegexpMapEntry
{
public:
inline RegexpMapEntry(OUString const & rTheRegexp,
Val * pTheValue):
m_aRegexp(rTheRegexp), m_pValue(pTheValue) {}
OUString getRegexp() const { return m_aRegexp; }
Val const & getValue() const { return *m_pValue; }
Val & getValue() { return *m_pValue; }
private:
OUString m_aRegexp;
Val * m_pValue;
};
template< typename Val >
struct Entry
{
Regexp m_aRegexp;
Val m_aValue;
inline Entry(Regexp const & rTheRegexp, Val const & rTheValue):
m_aRegexp(rTheRegexp), m_aValue(rTheValue) {}
};
template< typename Val > class List: public std::list< Entry< Val > > {};
template< typename Val >
struct RegexpMapImpl
{
List< Val > m_aList[Regexp::KIND_DOMAIN + 1];
Entry< Val > * m_pDefault;
RegexpMapImpl(): m_pDefault(0) {}
~RegexpMapImpl() { delete m_pDefault; }
};
template< typename Val >
class RegexpMapIterImpl
{
public:
typedef RegexpMapImpl< Val > MapImpl;
typedef typename List< Val >::iterator ListIterator;
// Solaris needs these for the ctor...
inline RegexpMapIterImpl();
inline RegexpMapIterImpl(MapImpl * pTheMap, int nTheList,
ListIterator aTheIndex);
RegexpMapIterImpl(RegexpMapImpl< Val > * pTheMap, bool bBegin);
RegexpMapIterImpl(RegexpMapIterImpl const & rOther);
RegexpMapIterImpl & operator =(RegexpMapIterImpl const & rOther);
bool operator ==(RegexpMapIterImpl const & rOther) const;
RegexpMapImpl< Val > const * getMap() const { return m_pMap; }
int getList() const { return m_nList; }
typename List< Val >::iterator const & getIndex() const { return m_aIndex; }
void next();
RegexpMapEntry< Val > & get();
private:
mutable RegexpMapEntry< Val > m_aEntry;
typename List< Val >::iterator m_aIndex;
RegexpMapImpl< Val > * m_pMap;
int m_nList;
mutable bool m_bEntrySet;
void setEntry() const;
};
template< typename Val >
inline RegexpMapIterImpl< Val >::RegexpMapIterImpl():
m_aEntry(rtl::OUString(), 0),
m_pMap(0),
m_nList(-1),
m_bEntrySet(false)
{}
template< typename Val >
inline RegexpMapIterImpl< Val >::RegexpMapIterImpl(MapImpl * pTheMap,
int nTheList,
ListIterator aTheIndex):
m_aEntry(rtl::OUString(), 0),
m_aIndex(aTheIndex),
m_pMap(pTheMap),
m_nList(nTheList),
m_bEntrySet(false)
{}
template< typename Val >
void RegexpMapIterImpl< Val >::setEntry() const
{
if (!m_bEntrySet)
{
Entry< Val > const & rTheEntry
= m_nList == -1 ? *m_pMap->m_pDefault : *m_aIndex;
m_aEntry
= RegexpMapEntry< Val >(rTheEntry.m_aRegexp.getRegexp(false),
const_cast< Val * >(&rTheEntry.m_aValue));
m_bEntrySet = true;
}
}
template< typename Val >
RegexpMapIterImpl< Val >::RegexpMapIterImpl(RegexpMapImpl< Val > * pTheMap,
bool bBegin):
m_aEntry(rtl::OUString(), 0),
m_pMap(pTheMap),
m_bEntrySet(false)
{
if (bBegin)
{
m_nList = -1;
if (!m_pMap->m_pDefault)
next();
}
else
{
m_nList = Regexp::KIND_DOMAIN;
m_aIndex = m_pMap->m_aList[Regexp::KIND_DOMAIN].end();
}
}
template< typename Val >
RegexpMapIterImpl< Val >::RegexpMapIterImpl(RegexpMapIterImpl const & rOther):
m_aEntry(rOther.m_aEntry), m_pMap(rOther.m_pMap), m_nList(rOther.m_nList),
m_bEntrySet(rOther.m_bEntrySet)
{
if (m_nList != -1)
m_aIndex = rOther.m_aIndex;
}
template< typename Val >
RegexpMapIterImpl< Val > & RegexpMapIterImpl< Val >::operator =(
RegexpMapIterImpl const & rOther)
{
if (this != &rOther)
{
m_aEntry = rOther.m_aEntry;
m_pMap = rOther.m_pMap;
m_nList = rOther.m_nList;
m_bEntrySet = rOther.m_bEntrySet;
if (m_nList == -1)
m_aIndex = typename List< Val >::iterator();
else
m_aIndex = rOther.m_aIndex;
}
return *this;
}
template< typename Val >
bool RegexpMapIterImpl< Val >::operator ==(RegexpMapIterImpl const & rOther)
const
{
return m_pMap == rOther.m_pMap
&& m_nList == rOther.m_nList
&& (m_nList == -1 || m_aIndex == rOther.m_aIndex);
}
template< typename Val >
void RegexpMapIterImpl< Val >::next()
{
switch (m_nList)
{
case Regexp::KIND_DOMAIN:
if (m_aIndex == m_pMap->m_aList[m_nList].end())
return;
//fall-through
default:
++m_aIndex;
if (m_nList == Regexp::KIND_DOMAIN
|| m_aIndex != m_pMap->m_aList[m_nList].end())
break;
//fall-through
case -1:
do
{
++m_nList;
m_aIndex = m_pMap->m_aList[m_nList].begin();
}
while (m_nList < Regexp::KIND_DOMAIN
&& m_aIndex == m_pMap->m_aList[m_nList].end());
break;
}
m_bEntrySet = false;
}
template< typename Val >
RegexpMapEntry< Val > & RegexpMapIterImpl< Val >::get()
{
setEntry();
return m_aEntry;
}
template< typename Val >
class RegexpMapConstIter
{
friend class RegexpMap< Val >; // to access m_pImpl, ctor
friend class RegexpMapIter< Val >; // to access m_pImpl, ctor
public:
RegexpMapConstIter();
RegexpMapConstIter(RegexpMapConstIter const & rOther);
~RegexpMapConstIter();
RegexpMapConstIter & operator =(RegexpMapConstIter const & rOther);
RegexpMapConstIter & operator ++();
RegexpMapConstIter operator ++(int);
RegexpMapEntry< Val > const & operator *() const;
RegexpMapEntry< Val > const * operator ->() const;
bool equals(RegexpMapConstIter const & rOther) const;
// for free operator ==(), operator !=()
private:
RegexpMapIterImpl< Val > * m_pImpl;
RegexpMapConstIter(RegexpMapIterImpl< Val > * pTheImpl);
};
template< typename Val >
RegexpMapConstIter< Val >::RegexpMapConstIter(RegexpMapIterImpl< Val > *
pTheImpl):
m_pImpl(pTheImpl)
{}
template< typename Val >
RegexpMapConstIter< Val >::RegexpMapConstIter():
m_pImpl(new RegexpMapIterImpl< Val >)
{}
template< typename Val >
RegexpMapConstIter< Val >::RegexpMapConstIter(RegexpMapConstIter const &
rOther):
m_pImpl(new RegexpMapIterImpl< Val >(*rOther.m_pImpl))
{}
template< typename Val >
RegexpMapConstIter< Val >::~RegexpMapConstIter()
{
delete m_pImpl;
}
template< typename Val >
RegexpMapConstIter< Val > &
RegexpMapConstIter< Val >::operator =(RegexpMapConstIter const & rOther)
{
*m_pImpl = *rOther.m_pImpl;
return *this;
}
template< typename Val >
RegexpMapConstIter< Val > & RegexpMapConstIter< Val >::operator ++()
{
m_pImpl->next();
return *this;
}
template< typename Val >
RegexpMapConstIter< Val > RegexpMapConstIter< Val >::operator ++(int)
{
RegexpMapConstIter aTemp(*this);
m_pImpl->next();
return aTemp;
}
template< typename Val >
RegexpMapEntry< Val > const & RegexpMapConstIter< Val >::operator *() const
{
return m_pImpl->get();
}
template< typename Val >
RegexpMapEntry< Val > const * RegexpMapConstIter< Val >::operator ->() const
{
return &m_pImpl->get();
}
template< typename Val >
bool RegexpMapConstIter< Val >::equals(RegexpMapConstIter const & rOther)
const
{
return *m_pImpl == *rOther.m_pImpl;
}
template< typename Val >
class RegexpMapIter: public RegexpMapConstIter< Val >
{
friend class RegexpMap< Val >; // to access ctor
public:
RegexpMapIter() {}
RegexpMapIter & operator ++();
RegexpMapIter operator ++(int);
RegexpMapEntry< Val > & operator *();
RegexpMapEntry< Val > const & operator *() const;
RegexpMapEntry< Val > * operator ->();
RegexpMapEntry< Val > const * operator ->() const;
private:
RegexpMapIter(RegexpMapIterImpl< Val > * pTheImpl);
};
template< typename Val >
RegexpMapIter< Val >::RegexpMapIter(RegexpMapIterImpl< Val > * pTheImpl):
RegexpMapConstIter< Val >(pTheImpl)
{}
template< typename Val >
RegexpMapIter< Val > & RegexpMapIter< Val >::operator ++()
{
this->m_pImpl->next();
return *this;
}
template< typename Val >
RegexpMapIter< Val > RegexpMapIter< Val >::operator ++(int)
{
RegexpMapIter aTemp(*this);
this->m_pImpl->next();
return aTemp;
}
template< typename Val >
RegexpMapEntry< Val > & RegexpMapIter< Val >::operator *()
{
return this->m_pImpl->get();
}
template< typename Val >
RegexpMapEntry< Val > const & RegexpMapIter< Val >::operator *() const
{
return this->m_pImpl->get();
}
template< typename Val >
RegexpMapEntry< Val > * RegexpMapIter< Val >::operator ->()
{
return &this->m_pImpl->get();
}
template< typename Val >
RegexpMapEntry< Val > const * RegexpMapIter< Val >::operator ->() const
{
return &this->m_pImpl->get();
}
template< typename Val >
class RegexpMap
{
public:
typedef sal_uInt32 size_type;
typedef RegexpMapIter< Val > iterator;
typedef RegexpMapConstIter< Val > const_iterator;
RegexpMap();
RegexpMap(RegexpMap const & rOther);
~RegexpMap();
RegexpMap & operator =(RegexpMap const & rOther);
bool add(OUString const & rKey, Val const & rValue, bool bOverwrite,
OUString * pReverse = 0);
// throws com::sun::star::lang::IllegalArgumentException
iterator find(OUString const & rKey, OUString * pReverse = 0);
// throws com::sun::star::lang::IllegalArgumentException
void erase(iterator const & rPos);
iterator begin();
const_iterator begin() const;
iterator end();
const_iterator end() const;
bool empty() const;
size_type size() const;
Val const * map(OUString const & rString,
OUString * pTranslation = 0, bool * pTranslated = 0)
const;
private:
RegexpMapImpl< Val > * m_pImpl;
};
template< typename Val >
RegexpMap< Val >::RegexpMap():
m_pImpl(new RegexpMapImpl< Val >)
{}
template< typename Val >
RegexpMap< Val >::RegexpMap(RegexpMap const & rOther):
m_pImpl(new RegexpMapImpl< Val >(*rOther.m_pImpl))
{}
template< typename Val >
RegexpMap< Val >::~RegexpMap()
{
delete m_pImpl;
}
template< typename Val >
RegexpMap< Val > & RegexpMap< Val >::operator =(RegexpMap const & rOther)
{
*m_pImpl = *rOther.m_pImpl;
return *this;
}
template< typename Val >
bool RegexpMap< Val >::add(rtl::OUString const & rKey, Val const & rValue,
bool bOverwrite, rtl::OUString * pReverse)
{
Regexp aRegexp(Regexp::parse(rKey));
if (aRegexp.isDefault())
{
if (m_pImpl->m_pDefault)
{
if (!bOverwrite)
return false;
delete m_pImpl->m_pDefault;
}
m_pImpl->m_pDefault = new Entry< Val >(aRegexp, rValue);
}
else
{
List< Val > & rTheList = m_pImpl->m_aList[aRegexp.getKind()];
typename List< Val >::iterator aEnd(rTheList.end());
for (typename List< Val >::iterator aIt(rTheList.begin()); aIt != aEnd; ++aIt)
{
if (aIt->m_aRegexp == aRegexp)
{
if (bOverwrite)
{
rTheList.erase(aIt);
break;
}
else
return false;
}
}
rTheList.push_back(Entry< Val >(aRegexp, rValue));
}
if (pReverse)
*pReverse = aRegexp.getRegexp(true);
return true;
}
template< typename Val >
typename RegexpMap< Val >::iterator RegexpMap< Val >::find(rtl::OUString const & rKey,
rtl::OUString * pReverse)
{
Regexp aRegexp(Regexp::parse(rKey));
if (pReverse)
*pReverse = aRegexp.getRegexp(true);
if (aRegexp.isDefault())
{
if (m_pImpl->m_pDefault)
return RegexpMapIter< Val >(new RegexpMapIterImpl< Val >(m_pImpl,
true));
}
else
{
List< Val > & rTheList = m_pImpl->m_aList[aRegexp.getKind()];
typename List< Val > ::iterator aEnd(rTheList.end());
for (typename List< Val >::iterator aIt(rTheList.begin()); aIt != aEnd; ++aIt)
if (aIt->m_aRegexp == aRegexp)
return RegexpMapIter< Val >(new RegexpMapIterImpl< Val >(
m_pImpl,
aRegexp.getKind(), aIt));
}
return RegexpMapIter< Val >(new RegexpMapIterImpl< Val >(m_pImpl, false));
}
template< typename Val >
void RegexpMap< Val >::erase(iterator const & rPos)
{
if (rPos.m_pImpl->getMap() == m_pImpl)
{
if (rPos.m_pImpl->getList() == -1)
{
if (m_pImpl->m_pDefault)
{
delete m_pImpl->m_pDefault;
m_pImpl->m_pDefault = 0;
}
}
else
m_pImpl->m_aList[rPos.m_pImpl->getList()].
erase(rPos.m_pImpl->getIndex());
}
}
template< typename Val >
typename RegexpMap< Val >::iterator RegexpMap< Val >::begin()
{
return RegexpMapIter< Val >(new RegexpMapIterImpl< Val >(m_pImpl, true));
}
template< typename Val >
typename RegexpMap< Val >::const_iterator RegexpMap< Val >::begin() const
{
return RegexpMapConstIter< Val >(new RegexpMapIterImpl< Val >(m_pImpl,
true));
}
template< typename Val >
typename RegexpMap< Val >::iterator RegexpMap< Val >::end()
{
return RegexpMapIter< Val >(new RegexpMapIterImpl< Val >(m_pImpl, false));
}
template< typename Val >
typename RegexpMap< Val >::const_iterator RegexpMap< Val >::end() const
{
return RegexpMapConstIter< Val >(new RegexpMapIterImpl< Val >(m_pImpl,
false));
}
template< typename Val >
bool RegexpMap< Val >::empty() const
{
return !m_pImpl->m_pDefault
&& m_pImpl->m_aList[Regexp::KIND_PREFIX].empty()
&& m_pImpl->m_aList[Regexp::KIND_AUTHORITY].empty()
&& m_pImpl->m_aList[Regexp::KIND_DOMAIN].empty();
}
template< typename Val >
typename RegexpMap< Val >::size_type RegexpMap< Val >::size() const
{
return (m_pImpl->m_pDefault ? 1 : 0)
+ m_pImpl->m_aList[Regexp::KIND_PREFIX].size()
+ m_pImpl->m_aList[Regexp::KIND_AUTHORITY].size()
+ m_pImpl->m_aList[Regexp::KIND_DOMAIN].size();
}
template< typename Val >
Val const * RegexpMap< Val >::map(rtl::OUString const & rString,
rtl::OUString * pTranslation,
bool * pTranslated) const
{
for (int n = Regexp::KIND_DOMAIN; n >= Regexp::KIND_PREFIX; --n)
{
List< Val > const & rTheList = m_pImpl->m_aList[n];
typename List< Val >::const_iterator aEnd(rTheList.end());
for (typename List< Val >::const_iterator aIt(rTheList.begin()); aIt != aEnd;
++aIt)
if (aIt->m_aRegexp.matches(rString, pTranslation, pTranslated))
return &aIt->m_aValue;
}
if (m_pImpl->m_pDefault
&& m_pImpl->m_pDefault->m_aRegexp.matches(rString, pTranslation,
pTranslated))
return &m_pImpl->m_pDefault->m_aValue;
return 0;
}
}
template< typename Val >
inline bool operator ==(ucb_impl::RegexpMapConstIter< Val > const & rIter1,
ucb_impl::RegexpMapConstIter< Val > const & rIter2)
{
return rIter1.equals(rIter2);
}
template< typename Val >
inline bool operator !=(ucb_impl::RegexpMapConstIter< Val > const & rIter1,
ucb_impl::RegexpMapConstIter< Val > const & rIter2)
{
return !rIter1.equals(rIter2);
}
#endif // INCLUDED_UCB_SOURCE_INC_REGEXPMAP_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */