LCOV - code coverage report
Current view: top level - tools/source/memtools - unqidx.cxx (source / functions) Hit Total Coverage
Test: commit c8344322a7af75b84dd3ca8f78b05543a976dfd5 Lines: 45 59 76.3 %
Date: 2015-06-13 12:38:46 Functions: 7 8 87.5 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include <tools/unqidx.hxx>
      21             : 
      22        1205 : sal_uIntPtr UniqueIndexImpl::Insert( void* p )
      23             : {
      24             :     // NULL-Pointer not allowed
      25        1205 :     if ( !p )
      26           0 :         return UNIQUEINDEX_ENTRY_NOTFOUND;
      27             : 
      28             :    // Expend array if full
      29        1205 :     sal_uIntPtr nTmp = maMap.size();
      30        1205 :     if( nTmp == nCount )
      31        1205 :         nTmp++;
      32             : 
      33             :     // Avoid overflow of UniqIndex upon deletion
      34        1205 :     nUniqIndex = nUniqIndex % nTmp;
      35             : 
      36             :     // Search next empty index
      37        2410 :     while ( maMap.find( nUniqIndex ) != maMap.end() )
      38           0 :         nUniqIndex = (nUniqIndex+1) % nTmp;
      39             : 
      40             :     // Insert object to array
      41        1205 :     maMap[ nUniqIndex ] = p;
      42             : 
      43        1205 :     nCount++;
      44        1205 :     nUniqIndex++;
      45        1205 :     return ( nUniqIndex + nStartIndex - 1 );
      46             : }
      47             : 
      48           0 : void UniqueIndexImpl::Insert( sal_uIntPtr nIndex, void* p )
      49             : {
      50             :     // NULL-Pointer not allowed
      51           0 :     if ( !p )
      52           0 :         return;
      53             : 
      54           0 :     sal_uIntPtr nContIndex = nIndex - nStartIndex;
      55             : 
      56           0 :     bool bFound = maMap.find( nContIndex ) != maMap.end();
      57             : 
      58             :     // Insert object to array
      59           0 :     maMap[ nContIndex ] = p;
      60             : 
      61           0 :     if( !bFound )
      62           0 :         nCount++;
      63             : }
      64             : 
      65         779 : void* UniqueIndexImpl::Remove( sal_uIntPtr nIndex )
      66             : {
      67             :     // Check for valid index
      68        1558 :     if ( (nIndex >= nStartIndex) &&
      69         779 :          (nIndex < (size() + nStartIndex)) )
      70             :     {
      71             :         // insert index as empty entry, and reduce indexcount,
      72             :         // if this entry was used
      73         779 :         std::map<sal_uInt32, void*>::iterator it = maMap.find( nIndex - nStartIndex );
      74         779 :         if( it != maMap.end() )
      75             :         {
      76         779 :             void* p = it->second;
      77         779 :             maMap.erase( it );
      78         779 :             nCount--;
      79         779 :             return p;
      80             :         }
      81             :     }
      82           0 :     return NULL;
      83             : }
      84             : 
      85        3400 : void* UniqueIndexImpl::Get( sal_uIntPtr nIndex ) const
      86             : {
      87             :     // check for valid index
      88        6800 :     if ( (nIndex >= nStartIndex) &&
      89        3400 :          (nIndex < (size() + nStartIndex)) )
      90             :     {
      91        3400 :         std::map<sal_uInt32, void*>::const_iterator it = maMap.find( nIndex - nStartIndex );
      92        3400 :         if( it != maMap.end() )
      93        3400 :             return it->second;
      94             :     }
      95           0 :     return NULL;
      96             : }
      97             : 
      98        2031 : sal_uIntPtr UniqueIndexImpl::FirstIndex() const
      99             : {
     100        2031 :     if ( maMap.empty() )
     101         417 :         return UNIQUEINDEX_ENTRY_NOTFOUND;
     102             : 
     103        1614 :     return maMap.begin()->first;
     104             : }
     105             : 
     106        1196 : sal_uIntPtr UniqueIndexImpl::LastIndex() const
     107             : {
     108        1196 :     if ( maMap.empty() )
     109         417 :         return UNIQUEINDEX_ENTRY_NOTFOUND;
     110             : 
     111         779 :     return maMap.rbegin()->first;
     112             : }
     113             : 
     114        1978 : sal_uIntPtr UniqueIndexImpl::NextIndex(sal_uIntPtr aIndex) const
     115             : {
     116        1978 :     std::map<sal_uInt32, void*>::const_iterator it = maMap.find( aIndex );
     117        1978 :     if ( it == maMap.end() )
     118           0 :         return UNIQUEINDEX_ENTRY_NOTFOUND;
     119        1978 :     ++it;
     120        1978 :     if ( it == maMap.end() )
     121        1252 :         return UNIQUEINDEX_ENTRY_NOTFOUND;
     122         726 :     return it->first;
     123             : }
     124             : 
     125         891 : sal_uIntPtr UniqueIndexImpl::GetIndexOf(void* p) const
     126             : {
     127        1254 :     for( std::map<sal_uInt32, void*>::const_iterator it = maMap.begin(); it != maMap.end(); ++it )
     128        1254 :         if( it->second == p )
     129         891 :             return it->first;
     130           0 :     return UNIQUEINDEX_ENTRY_NOTFOUND;
     131             : }
     132             : 
     133             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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