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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 .
*/
#include <lookupcache.hxx>
#include <document.hxx>
#include <queryentry.hxx>
#include <brdcst.hxx>
#include <sal/log.hxx>
ScLookupCache::QueryCriteria::QueryCriteria( const ScQueryEntry& rEntry ) :
mfVal(0.0), mbAlloc(false), mbString(false)
{
switch (rEntry.eOp)
{
case SC_EQUAL :
meOp = EQUAL;
break;
case SC_LESS_EQUAL :
meOp = LESS_EQUAL;
break;
case SC_GREATER_EQUAL :
meOp = GREATER_EQUAL;
break;
default:
meOp = UNKNOWN;
SAL_WARN( "sc.core", "ScLookupCache::QueryCriteria not prepared for this ScQueryOp");
}
const ScQueryEntry::Item& rItem = rEntry.GetQueryItem();
if (rItem.meType == ScQueryEntry::ByString)
setString(rItem.maString.getString());
else
setDouble(rItem.mfVal);
}
ScLookupCache::QueryCriteria::QueryCriteria( const ScLookupCache::QueryCriteria & r ) :
mfVal( r.mfVal),
mbAlloc( false),
mbString( false),
meOp( r.meOp)
{
if (r.mbString && r.mpStr)
{
mpStr = new OUString( *r.mpStr);
mbAlloc = mbString = true;
}
}
ScLookupCache::QueryCriteria::~QueryCriteria()
{
deleteString();
}
ScLookupCache::ScLookupCache( ScDocument * pDoc, const ScRange & rRange, ScLookupCacheMap & cacheMap ) :
maRange( rRange),
mpDoc( pDoc),
mCacheMap(cacheMap)
{
}
ScLookupCache::~ScLookupCache()
{
}
ScLookupCache::Result ScLookupCache::lookup( ScAddress & o_rResultAddress,
const QueryCriteria & rCriteria, const ScAddress & rQueryAddress ) const
{
auto it( maQueryMap.find( QueryKey( rQueryAddress,
rCriteria.getQueryOp())));
if (it == maQueryMap.end())
return NOT_CACHED;
const QueryCriteriaAndResult& rResult = (*it).second;
if (!(rResult.maCriteria == rCriteria))
return CRITERIA_DIFFERENT;
if (rResult.maAddress.Row() < 0 )
return NOT_AVAILABLE;
o_rResultAddress = rResult.maAddress;
return FOUND;
}
SCROW ScLookupCache::lookup( const QueryCriteria & rCriteria ) const
{
// try to find the row index for which we have already performed lookup
auto it = std::find_if(maQueryMap.begin(), maQueryMap.end(),
[&rCriteria](const std::pair<QueryKey, QueryCriteriaAndResult>& rEntry) {
return rEntry.second.maCriteria == rCriteria;
});
if (it != maQueryMap.end())
return it->first.mnRow;
// not found
return -1;
}
bool ScLookupCache::insert( const ScAddress & rResultAddress,
const QueryCriteria & rCriteria, const ScAddress & rQueryAddress,
const bool bAvailable )
{
QueryKey aKey( rQueryAddress, rCriteria.getQueryOp());
QueryCriteriaAndResult aResult( rCriteria, rResultAddress);
if (!bAvailable)
aResult.maAddress.SetRow(-1);
bool bInserted = maQueryMap.insert( ::std::pair< const QueryKey,
QueryCriteriaAndResult>( aKey, aResult)).second;
return bInserted;
}
void ScLookupCache::Notify( const SfxHint& rHint )
{
if (!mpDoc->IsInDtorClear())
{
const ScHint* p = dynamic_cast<const ScHint*>(&rHint);
if ((p && (p->GetId() == SfxHintId::ScDataChanged)) || dynamic_cast<const ScAreaChangedHint*>(&rHint))
{
mpDoc->RemoveLookupCache( *this);
delete this;
}
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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