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27*cdf0e10cSrcweir 
28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove
29*cdf0e10cSrcweir #include "precompiled_connectivity.hxx"
30*cdf0e10cSrcweir #include "TSkipDeletedSet.hxx"
31*cdf0e10cSrcweir #include <osl/diagnose.h>
32*cdf0e10cSrcweir #include <rtl/logfile.hxx>
33*cdf0e10cSrcweir 
34*cdf0e10cSrcweir using namespace connectivity;
35*cdf0e10cSrcweir // -----------------------------------------------------------------------------
36*cdf0e10cSrcweir OSkipDeletedSet::OSkipDeletedSet(IResultSetHelper* _pHelper)
37*cdf0e10cSrcweir 	: m_pHelper(_pHelper)
38*cdf0e10cSrcweir     ,m_bDeletedVisible(false)
39*cdf0e10cSrcweir {
40*cdf0e10cSrcweir     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "commontools", "Ocke.Janssen@sun.com", "OSkipDeletedSet::OSkipDeletedSet" );
41*cdf0e10cSrcweir     m_aBookmarksPositions.reserve(256);
42*cdf0e10cSrcweir }
43*cdf0e10cSrcweir // -----------------------------------------------------------------------------
44*cdf0e10cSrcweir OSkipDeletedSet::~OSkipDeletedSet()
45*cdf0e10cSrcweir {
46*cdf0e10cSrcweir 	m_aBookmarksPositions.clear();
47*cdf0e10cSrcweir 	//m_aBookmarks.clear();
48*cdf0e10cSrcweir }
49*cdf0e10cSrcweir // -----------------------------------------------------------------------------
50*cdf0e10cSrcweir sal_Bool OSkipDeletedSet::skipDeleted(IResultSetHelper::Movement _eCursorPosition, sal_Int32 _nOffset, sal_Bool _bRetrieveData)
51*cdf0e10cSrcweir {
52*cdf0e10cSrcweir     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "commontools", "Ocke.Janssen@sun.com", "OSkipDeletedSet::skipDeleted" );
53*cdf0e10cSrcweir 	OSL_ENSURE(_eCursorPosition != IResultSetHelper::BOOKMARK,"OSkipDeletedSet::SkipDeleted can't be called for BOOKMARK");
54*cdf0e10cSrcweir 
55*cdf0e10cSrcweir 	IResultSetHelper::Movement eDelPosition = _eCursorPosition;
56*cdf0e10cSrcweir 	sal_Int32 nDelOffset = abs(_nOffset);
57*cdf0e10cSrcweir 
58*cdf0e10cSrcweir 	switch (_eCursorPosition)
59*cdf0e10cSrcweir 	{
60*cdf0e10cSrcweir 		case IResultSetHelper::ABSOLUTE:
61*cdf0e10cSrcweir             return moveAbsolute(_nOffset,_bRetrieveData);
62*cdf0e10cSrcweir 		case IResultSetHelper::FIRST:					// set the movement when positioning failed
63*cdf0e10cSrcweir 			eDelPosition = IResultSetHelper::NEXT;
64*cdf0e10cSrcweir 			nDelOffset = 1;
65*cdf0e10cSrcweir 			break;
66*cdf0e10cSrcweir 		case IResultSetHelper::LAST:
67*cdf0e10cSrcweir 			eDelPosition = IResultSetHelper::PRIOR; // lsat row is invalid so position before
68*cdf0e10cSrcweir 			nDelOffset = 1;
69*cdf0e10cSrcweir 			break;
70*cdf0e10cSrcweir 		case IResultSetHelper::RELATIVE:
71*cdf0e10cSrcweir 			eDelPosition = (_nOffset >= 0) ? IResultSetHelper::NEXT : IResultSetHelper::PRIOR;
72*cdf0e10cSrcweir 			break;
73*cdf0e10cSrcweir         default:
74*cdf0e10cSrcweir             break;
75*cdf0e10cSrcweir 	}
76*cdf0e10cSrcweir 
77*cdf0e10cSrcweir 	sal_Bool bDone			= sal_True;
78*cdf0e10cSrcweir 	sal_Bool bDataFound		= sal_False;
79*cdf0e10cSrcweir 
80*cdf0e10cSrcweir 	if (_eCursorPosition == IResultSetHelper::LAST)
81*cdf0e10cSrcweir 	{
82*cdf0e10cSrcweir         RTL_LOGFILE_CONTEXT_TRACE( aLogger, "OSkipDeletedSet::skipDeleted: last" );
83*cdf0e10cSrcweir 		sal_Int32 nBookmark = 0;
84*cdf0e10cSrcweir 		// first position on the last known row
85*cdf0e10cSrcweir 		if ( m_aBookmarksPositions.empty() )
86*cdf0e10cSrcweir 		{
87*cdf0e10cSrcweir 			bDataFound = m_pHelper->move(IResultSetHelper::FIRST, 0, _bRetrieveData);
88*cdf0e10cSrcweir 			if(bDataFound && (m_bDeletedVisible || !m_pHelper->isRowDeleted()))
89*cdf0e10cSrcweir 				//m_aBookmarksPositions.push_back(m_aBookmarks.insert(TInt2IntMap::value_type(m_pHelper->getDriverPos(),m_aBookmarksPositions.size()+1)).first);
90*cdf0e10cSrcweir                 m_aBookmarksPositions.push_back(m_pHelper->getDriverPos());
91*cdf0e10cSrcweir 		}
92*cdf0e10cSrcweir 		else
93*cdf0e10cSrcweir 		{
94*cdf0e10cSrcweir 			// I already have a bookmark so we can positioned on that and look if it is the last one
95*cdf0e10cSrcweir 			nBookmark = (*m_aBookmarksPositions.rbegin())/*->first*/;
96*cdf0e10cSrcweir 
97*cdf0e10cSrcweir 			bDataFound = m_pHelper->move(IResultSetHelper::BOOKMARK, nBookmark, _bRetrieveData);
98*cdf0e10cSrcweir 			OSL_ENSURE((m_bDeletedVisible || !m_pHelper->isRowDeleted()),"A bookmark should not be deleted!");
99*cdf0e10cSrcweir 		}
100*cdf0e10cSrcweir 
101*cdf0e10cSrcweir 
102*cdf0e10cSrcweir 		// and than move forward until we are after the last row
103*cdf0e10cSrcweir 		while(bDataFound)
104*cdf0e10cSrcweir 		{
105*cdf0e10cSrcweir 			bDataFound = m_pHelper->move(IResultSetHelper::NEXT, 1, sal_False); // we don't need the data here
106*cdf0e10cSrcweir 			if( bDataFound && ( m_bDeletedVisible || !m_pHelper->isRowDeleted()) )
107*cdf0e10cSrcweir 			{	// we weren't on the last row we remember it and move on
108*cdf0e10cSrcweir                 m_aBookmarksPositions.push_back(m_pHelper->getDriverPos());
109*cdf0e10cSrcweir 				//m_aBookmarksPositions.push_back(m_aBookmarks.insert(TInt2IntMap::value_type(m_pHelper->getDriverPos(),m_aBookmarksPositions.size()+1)).first);
110*cdf0e10cSrcweir 			}
111*cdf0e10cSrcweir 			else if(!bDataFound && !m_aBookmarksPositions.empty() )
112*cdf0e10cSrcweir 			{
113*cdf0e10cSrcweir 				// i already know the last bookmark :-)
114*cdf0e10cSrcweir 				// now we only have to repositioning us to the last row
115*cdf0e10cSrcweir 				nBookmark = (*m_aBookmarksPositions.rbegin())/*->first*/;
116*cdf0e10cSrcweir 				bDataFound = m_pHelper->move(IResultSetHelper::BOOKMARK, nBookmark, _bRetrieveData);
117*cdf0e10cSrcweir 				break;
118*cdf0e10cSrcweir 			}
119*cdf0e10cSrcweir 		}
120*cdf0e10cSrcweir 		return bDataFound;
121*cdf0e10cSrcweir 	}
122*cdf0e10cSrcweir 	else if (_eCursorPosition != IResultSetHelper::RELATIVE)
123*cdf0e10cSrcweir 	{
124*cdf0e10cSrcweir 		bDataFound = m_pHelper->move(_eCursorPosition, _nOffset, _bRetrieveData);
125*cdf0e10cSrcweir 		bDone = bDataFound && (m_bDeletedVisible || !m_pHelper->isRowDeleted());
126*cdf0e10cSrcweir 	}
127*cdf0e10cSrcweir 	else
128*cdf0e10cSrcweir 	{
129*cdf0e10cSrcweir 		bDataFound = m_pHelper->move(eDelPosition, 1, _bRetrieveData);
130*cdf0e10cSrcweir 		if (bDataFound && (m_bDeletedVisible || !m_pHelper->isRowDeleted()))
131*cdf0e10cSrcweir 		{
132*cdf0e10cSrcweir             bDone = (--nDelOffset) == 0;
133*cdf0e10cSrcweir             if ( !bDone )
134*cdf0e10cSrcweir                 m_aBookmarksPositions.push_back(m_pHelper->getDriverPos());
135*cdf0e10cSrcweir 			//m_aBookmarksPositions.push_back(m_aBookmarks.insert(TInt2IntMap::value_type(m_pHelper->getDriverPos(),m_aBookmarksPositions.size()+1)).first);
136*cdf0e10cSrcweir 		}
137*cdf0e10cSrcweir 		else
138*cdf0e10cSrcweir 			bDone = sal_False;
139*cdf0e10cSrcweir 	}
140*cdf0e10cSrcweir 
141*cdf0e10cSrcweir     while (bDataFound && !bDone)            // solange iterieren bis man auf einem gueltigen Satz ist
142*cdf0e10cSrcweir 	{
143*cdf0e10cSrcweir 		bDataFound = m_pHelper->move(eDelPosition, 1, _bRetrieveData);
144*cdf0e10cSrcweir 		if (_eCursorPosition != IResultSetHelper::RELATIVE)
145*cdf0e10cSrcweir 			bDone = bDataFound && (m_bDeletedVisible || !m_pHelper->isRowDeleted());
146*cdf0e10cSrcweir 		else if (bDataFound && (m_bDeletedVisible || !m_pHelper->isRowDeleted()))
147*cdf0e10cSrcweir 		{
148*cdf0e10cSrcweir             bDone = (--nDelOffset) == 0;
149*cdf0e10cSrcweir             if ( !bDone )
150*cdf0e10cSrcweir                 m_aBookmarksPositions.push_back(m_pHelper->getDriverPos());
151*cdf0e10cSrcweir 			//m_aBookmarksPositions.push_back(m_aBookmarks.insert(TInt2IntMap::value_type(m_pHelper->getDriverPos(),m_aBookmarksPositions.size()+1)).first);
152*cdf0e10cSrcweir 		}
153*cdf0e10cSrcweir 		else
154*cdf0e10cSrcweir 			bDone = sal_False;
155*cdf0e10cSrcweir 	}
156*cdf0e10cSrcweir 
157*cdf0e10cSrcweir 	if(bDataFound && bDone)
158*cdf0e10cSrcweir 	{
159*cdf0e10cSrcweir         const sal_Int32 nDriverPos = m_pHelper->getDriverPos();
160*cdf0e10cSrcweir         if ( m_bDeletedVisible )
161*cdf0e10cSrcweir         {
162*cdf0e10cSrcweir             if ( nDriverPos > (sal_Int32)m_aBookmarksPositions.size() )
163*cdf0e10cSrcweir                 m_aBookmarksPositions.push_back(nDriverPos);
164*cdf0e10cSrcweir         }
165*cdf0e10cSrcweir         else if ( ::std::find(m_aBookmarksPositions.begin(),m_aBookmarksPositions.end(),nDriverPos) == m_aBookmarksPositions.end() )
166*cdf0e10cSrcweir             m_aBookmarksPositions.push_back(nDriverPos);
167*cdf0e10cSrcweir 		/*sal_Int32 nDriverPos = m_pHelper->getDriverPos();
168*cdf0e10cSrcweir 		if(m_aBookmarks.find(nDriverPos) == m_aBookmarks.end())
169*cdf0e10cSrcweir 			m_aBookmarksPositions.push_back(m_aBookmarks.insert(TInt2IntMap::value_type(nDriverPos,m_aBookmarksPositions.size()+1)).first);*/
170*cdf0e10cSrcweir 	}
171*cdf0e10cSrcweir 
172*cdf0e10cSrcweir 	return bDataFound;
173*cdf0e10cSrcweir }
174*cdf0e10cSrcweir // -------------------------------------------------------------------------
175*cdf0e10cSrcweir sal_Bool OSkipDeletedSet::moveAbsolute(sal_Int32 _nPos,sal_Bool _bRetrieveData)
176*cdf0e10cSrcweir {
177*cdf0e10cSrcweir     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "commontools", "Ocke.Janssen@sun.com", "OSkipDeletedSet::moveAbsolute" );
178*cdf0e10cSrcweir 	sal_Bool bDataFound = sal_False;
179*cdf0e10cSrcweir 	sal_Int32 nNewPos = _nPos;
180*cdf0e10cSrcweir 	if(nNewPos > 0)
181*cdf0e10cSrcweir 	{
182*cdf0e10cSrcweir 		if((sal_Int32)m_aBookmarksPositions.size() < nNewPos)
183*cdf0e10cSrcweir 		{
184*cdf0e10cSrcweir 			// bookmark isn't known yet
185*cdf0e10cSrcweir 			// start at the last known position
186*cdf0e10cSrcweir 			sal_Int32 nCurPos = 0,nLastBookmark = 1;
187*cdf0e10cSrcweir 			if ( m_aBookmarksPositions.empty() )
188*cdf0e10cSrcweir             {
189*cdf0e10cSrcweir 				bDataFound = m_pHelper->move(IResultSetHelper::FIRST, 0, _bRetrieveData );
190*cdf0e10cSrcweir 				if(bDataFound && (m_bDeletedVisible || !m_pHelper->isRowDeleted()))
191*cdf0e10cSrcweir 				{
192*cdf0e10cSrcweir 					++nCurPos;
193*cdf0e10cSrcweir                     m_aBookmarksPositions.push_back(m_pHelper->getDriverPos());
194*cdf0e10cSrcweir 					//m_aBookmarksPositions.push_back(m_aBookmarks.insert(TInt2IntMap::value_type(m_pHelper->getDriverPos(),m_aBookmarksPositions.size()+1)).first);
195*cdf0e10cSrcweir 					--nNewPos;
196*cdf0e10cSrcweir 				}
197*cdf0e10cSrcweir 			} // if ( m_aBookmarksPositions.empty() )
198*cdf0e10cSrcweir             else
199*cdf0e10cSrcweir 			{
200*cdf0e10cSrcweir 				nLastBookmark	= (*m_aBookmarksPositions.rbegin())/*->first*/;
201*cdf0e10cSrcweir 				nCurPos			= /*(**/m_aBookmarksPositions.size()/*->second*/;
202*cdf0e10cSrcweir 				nNewPos		    = nNewPos - nCurPos;
203*cdf0e10cSrcweir 				bDataFound		= m_pHelper->move(IResultSetHelper::BOOKMARK, nLastBookmark, _bRetrieveData);
204*cdf0e10cSrcweir 			}
205*cdf0e10cSrcweir 
206*cdf0e10cSrcweir 			// now move to that row we need and don't count deleted rows
207*cdf0e10cSrcweir 			while (bDataFound && nNewPos)
208*cdf0e10cSrcweir 			{
209*cdf0e10cSrcweir 				bDataFound = m_pHelper->move(IResultSetHelper::NEXT, 1, _bRetrieveData);
210*cdf0e10cSrcweir 				if(bDataFound && (m_bDeletedVisible || !m_pHelper->isRowDeleted()))
211*cdf0e10cSrcweir 				{
212*cdf0e10cSrcweir 					++nCurPos;
213*cdf0e10cSrcweir                     m_aBookmarksPositions.push_back(m_pHelper->getDriverPos());
214*cdf0e10cSrcweir 					//m_aBookmarksPositions.push_back(m_aBookmarks.insert(TInt2IntMap::value_type(m_pHelper->getDriverPos(),m_aBookmarksPositions.size()+1)).first);
215*cdf0e10cSrcweir 					--nNewPos;
216*cdf0e10cSrcweir 				}
217*cdf0e10cSrcweir 			}
218*cdf0e10cSrcweir 		}
219*cdf0e10cSrcweir 		else
220*cdf0e10cSrcweir 		{
221*cdf0e10cSrcweir 			const sal_Int32 nBookmark = m_aBookmarksPositions[nNewPos-1]/*->first*/;
222*cdf0e10cSrcweir 			bDataFound = m_pHelper->move(IResultSetHelper::BOOKMARK,nBookmark, _bRetrieveData);
223*cdf0e10cSrcweir 			OSL_ENSURE((m_bDeletedVisible || !m_pHelper->isRowDeleted()),"moveAbsolute: row can't be deleted!");
224*cdf0e10cSrcweir 		}
225*cdf0e10cSrcweir 	}
226*cdf0e10cSrcweir 	else
227*cdf0e10cSrcweir 	{
228*cdf0e10cSrcweir 		++nNewPos;
229*cdf0e10cSrcweir 		bDataFound = skipDeleted(IResultSetHelper::LAST,0,nNewPos == 0);
230*cdf0e10cSrcweir 
231*cdf0e10cSrcweir 		for(sal_Int32 i=nNewPos+1;bDataFound && i <= 0;++i)
232*cdf0e10cSrcweir 			bDataFound = skipDeleted(IResultSetHelper::PRIOR,1,i == 0);
233*cdf0e10cSrcweir 
234*cdf0e10cSrcweir 	}
235*cdf0e10cSrcweir 	return bDataFound;
236*cdf0e10cSrcweir }
237*cdf0e10cSrcweir // -----------------------------------------------------------------------------
238*cdf0e10cSrcweir void OSkipDeletedSet::clear()
239*cdf0e10cSrcweir {
240*cdf0e10cSrcweir     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "commontools", "Ocke.Janssen@sun.com", "OSkipDeletedSet::clear" );
241*cdf0e10cSrcweir 	::std::vector<sal_Int32>().swap(m_aBookmarksPositions);
242*cdf0e10cSrcweir 	//TInt2IntMap().swap(m_aBookmarks);
243*cdf0e10cSrcweir }
244*cdf0e10cSrcweir // -----------------------------------------------------------------------------
245*cdf0e10cSrcweir sal_Int32 OSkipDeletedSet::getMappedPosition(sal_Int32 _nPos) const
246*cdf0e10cSrcweir {
247*cdf0e10cSrcweir     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "commontools", "Ocke.Janssen@sun.com", "OSkipDeletedSet::getMappedPosition" );
248*cdf0e10cSrcweir     ::std::vector<sal_Int32>::const_iterator aFind = ::std::find(m_aBookmarksPositions.begin(),m_aBookmarksPositions.end(),_nPos);
249*cdf0e10cSrcweir     if ( aFind !=  m_aBookmarksPositions.end() )
250*cdf0e10cSrcweir         return (aFind - m_aBookmarksPositions.begin()) + 1;
251*cdf0e10cSrcweir 	/*TInt2IntMap::const_iterator aFind = m_aBookmarks.find(_nPos);
252*cdf0e10cSrcweir 	OSL_ENSURE(aFind != m_aBookmarks.end(),"OSkipDeletedSet::getMappedPosition() invalid bookmark!");
253*cdf0e10cSrcweir 	return aFind->second;*/
254*cdf0e10cSrcweir     OSL_ENSURE(0,"Why!");
255*cdf0e10cSrcweir     return -1;
256*cdf0e10cSrcweir }
257*cdf0e10cSrcweir // -----------------------------------------------------------------------------
258*cdf0e10cSrcweir void OSkipDeletedSet::insertNewPosition(sal_Int32 _nPos)
259*cdf0e10cSrcweir {
260*cdf0e10cSrcweir     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "commontools", "Ocke.Janssen@sun.com", "OSkipDeletedSet::insertNewPosition" );
261*cdf0e10cSrcweir 	//OSL_ENSURE(m_aBookmarks.find(_nPos) == m_aBookmarks.end(),"OSkipDeletedSet::insertNewPosition: Invalid position");
262*cdf0e10cSrcweir 	//m_aBookmarksPositions.push_back(m_aBookmarks.insert(TInt2IntMap::value_type(_nPos,m_aBookmarksPositions.size()+1)).first);
263*cdf0e10cSrcweir     //OSL_ENSURE(::std::find(m_aBookmarksPositions.begin(),m_aBookmarksPositions.end(),_nPos) == m_aBookmarksPositions.end(),"Invalid driver pos");
264*cdf0e10cSrcweir     m_aBookmarksPositions.push_back(_nPos);
265*cdf0e10cSrcweir }
266*cdf0e10cSrcweir // -----------------------------------------------------------------------------
267*cdf0e10cSrcweir void OSkipDeletedSet::deletePosition(sal_Int32 _nBookmark)
268*cdf0e10cSrcweir {
269*cdf0e10cSrcweir     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "commontools", "Ocke.Janssen@sun.com", "OSkipDeletedSet::deletePosition" );
270*cdf0e10cSrcweir     ::std::vector<sal_Int32>::iterator aFind = ::std::find(m_aBookmarksPositions.begin(),m_aBookmarksPositions.end(),_nBookmark);
271*cdf0e10cSrcweir     if ( aFind !=  m_aBookmarksPositions.end() )
272*cdf0e10cSrcweir     {
273*cdf0e10cSrcweir 	//TInt2IntMap::iterator aFind = m_aBookmarks.find(_nPos);
274*cdf0e10cSrcweir 	//OSL_ENSURE(aFind != m_aBookmarks.end(),"OSkipDeletedSet::deletePosition() bookmark not found!");
275*cdf0e10cSrcweir 	//TInt2IntMap::iterator aIter = aFind;
276*cdf0e10cSrcweir         m_aBookmarksPositions.erase(aFind);
277*cdf0e10cSrcweir 	    //for (; aFind != m_aBookmarksPositions.end() ; ++aIter)
278*cdf0e10cSrcweir 		   // --(aFind->second);
279*cdf0e10cSrcweir     } // if ( aFind !=  m_aBookmarksPositions.end() )
280*cdf0e10cSrcweir 	//m_aBookmarksPositions.erase(m_aBookmarksPositions.begin() + aFind->second-1);
281*cdf0e10cSrcweir 	//m_aBookmarks.erase(_nPos);
282*cdf0e10cSrcweir }
283*cdf0e10cSrcweir // -----------------------------------------------------------------------------
284