Store SharedString in Compare::Cell.

This has a slight overhead for purely numeric comparisons.

Change-Id: I243d5c81499177b3ae93b39a1af7c2f3b954bd39

4 files changed, 38 insertions, 43 deletions

diff --git a/sc/inc/compare.hxx b/sc/inc/compare.hxx
index 3189bc81d05a..d188d540b896 100644
--- a/sc/inc/compare.hxx
+++ b/sc/inc/compare.hxx
@@ -22,7 +22,7 @@
 
 #include "queryentry.hxx"
 
-#include "rtl/ustring.hxx"
+#include "svl/sharedstring.hxx"
 
 class ScDocument;
 
@@ -33,12 +33,11 @@ struct Compare
     struct Cell
     {
         double mfValue;
-        OUString* mpStr;
+        svl::SharedString maStr;
         bool mbValue;
         bool mbEmpty;
 
         Cell();
-        Cell( OUString* p );
     };
 
     Cell maCells[2];
@@ -46,7 +45,7 @@ struct Compare
     ScQueryOp meOp;
     bool mbIgnoreCase;
 
-    Compare( OUString* p1, OUString* p2 );
+    Compare();
 };
 
 struct CompareOptions
diff --git a/sc/source/core/tool/compare.cxx b/sc/source/core/tool/compare.cxx
index 5782a6b965de..6c603710ebe3 100644
--- a/sc/source/core/tool/compare.cxx
+++ b/sc/source/core/tool/compare.cxx
@@ -27,17 +27,10 @@
 namespace sc {
 
 Compare::Cell::Cell() :
-    mfValue(0.0), mpStr(NULL), mbValue(false), mbEmpty(false) {}
+    mfValue(0.0), mbValue(false), mbEmpty(false) {}
 
-Compare::Cell::Cell( OUString* p ) :
-    mfValue(0.0), mpStr(p), mbValue(false), mbEmpty(false) {}
-
-Compare::Compare( OUString* p1, OUString* p2 ) :
-    meOp(SC_EQUAL), mbIgnoreCase(true)
-{
-    maCells[0] = Cell(p1);
-    maCells[1] = Cell(p2);
-}
+Compare::Compare() :
+    meOp(SC_EQUAL), mbIgnoreCase(true) {}
 
 CompareOptions::CompareOptions( ScDocument* pDoc, const ScQueryEntry& rEntry, bool bReg ) :
     aQueryEntry(rEntry),
@@ -82,7 +75,7 @@ double CompareFunc( const Compare& rComp, CompareOptions* pOptions )
         }
         else
         {
-            if (!rCell2.mpStr->isEmpty())
+            if (!rCell2.maStr.isEmpty())
                 fRes = -1;      // empty cell < "..."
             // else: empty cell == ""
         }
@@ -102,7 +95,7 @@ double CompareFunc( const Compare& rComp, CompareOptions* pOptions )
         }
         else
         {
-            if (!rCell1.mpStr->isEmpty())
+            if (!rCell1.maStr.isEmpty())
                 fRes = 1;       // "..." > empty cell
             // else: "" == empty cell
         }
@@ -139,15 +132,15 @@ double CompareFunc( const Compare& rComp, CompareOptions* pOptions )
             // is/must be identical to *rEntry.pStr, which is essential for
             // regex to work through GetSearchTextPtr().
             ScQueryEntry& rEntry = pOptions->aQueryEntry;
-            OSL_ENSURE(rEntry.GetQueryItem().maString.getString().equals(*rCell2.mpStr), "ScInterpreter::CompareFunc: broken options");
+            OSL_ENSURE(rEntry.GetQueryItem().maString == rCell2.maStr, "ScInterpreter::CompareFunc: broken options");
             if (pOptions->bRegEx)
             {
                 sal_Int32 nStart = 0;
-                sal_Int32 nStop  = rCell1.mpStr->getLength();
+                sal_Int32 nStop  = rCell1.maStr.getLength();
                 bool bMatch = rEntry.GetSearchTextPtr(
                         !pOptions->bIgnoreCase)->SearchForward(
-                            *rCell1.mpStr, &nStart, &nStop);
-                if (bMatch && pOptions->bMatchWholeCell && (nStart != 0 || nStop != rCell1.mpStr->getLength()))
+                            rCell1.maStr.getString(), &nStart, &nStop);
+                if (bMatch && pOptions->bMatchWholeCell && (nStart != 0 || nStop != rCell1.maStr.getLength()))
                     bMatch = false;     // RegEx must match entire string.
                 fRes = (bMatch ? 0 : 1);
             }
@@ -156,34 +149,39 @@ double CompareFunc( const Compare& rComp, CompareOptions* pOptions )
                 ::utl::TransliterationWrapper* pTransliteration =
                     (pOptions->bIgnoreCase ? ScGlobal::GetpTransliteration() :
                      ScGlobal::GetCaseTransliteration());
-                bool bMatch;
+                bool bMatch = false;
                 if (pOptions->bMatchWholeCell)
-                    bMatch = pTransliteration->isEqual(*rCell1.mpStr, *rCell2.mpStr);
+                {
+                    if (pOptions->bIgnoreCase)
+                        bMatch = rCell1.maStr.getDataIgnoreCase() == rCell2.maStr.getDataIgnoreCase();
+                    else
+                        bMatch = rCell1.maStr.getData() == rCell2.maStr.getData();
+                }
                 else
                 {
                     OUString aCell( pTransliteration->transliterate(
-                                *rCell1.mpStr, ScGlobal::eLnge, 0,
-                                rCell1.mpStr->getLength(), NULL));
+                                rCell1.maStr.getString(), ScGlobal::eLnge, 0,
+                                rCell1.maStr.getLength(), NULL));
                     OUString aQuer( pTransliteration->transliterate(
-                                *rCell2.mpStr, ScGlobal::eLnge, 0,
-                                rCell2.mpStr->getLength(), NULL));
+                                rCell2.maStr.getString(), ScGlobal::eLnge, 0,
+                                rCell2.maStr.getLength(), NULL));
                     bMatch = (aCell.indexOf( aQuer ) != -1);
                 }
                 fRes = (bMatch ? 0 : 1);
             }
             else if (pOptions->bIgnoreCase)
                 fRes = (double) ScGlobal::GetCollator()->compareString(
-                        *rCell1.mpStr, *rCell2.mpStr);
+                        rCell1.maStr.getString(), rCell2.maStr.getString());
             else
                 fRes = (double) ScGlobal::GetCaseCollator()->compareString(
-                        *rCell1.mpStr, *rCell2.mpStr);
+                        rCell1.maStr.getString(), rCell2.maStr.getString());
         }
         else if (rComp.mbIgnoreCase)
             fRes = (double) ScGlobal::GetCollator()->compareString(
-                *rCell1.mpStr, *rCell2.mpStr);
+                rCell1.maStr.getString(), rCell2.maStr.getString());
         else
             fRes = (double) ScGlobal::GetCaseCollator()->compareString(
-                *rCell1.mpStr, *rCell2.mpStr);
+                rCell1.maStr.getString(), rCell2.maStr.getString());
     }
 
     if (nStringQuery && pOptions)
@@ -199,7 +197,7 @@ double CompareFunc( const Compare& rComp, CompareOptions* pOptions )
                 // As in ScTable::ValidQuery() match a numeric string for a
                 // number query that originated from a string, e.g. in SUMIF
                 // and COUNTIF. Transliteration is not needed here.
-                bool bEqual = (*rComp.maCells[nStringQuery-1].mpStr) == rItem.maString.getString();
+                bool bEqual = rComp.maCells[nStringQuery-1].maStr == rItem.maString;
                 // match => fRes=0, else fRes=1
                 fRes = (rEntry.eOp == SC_NOT_EQUAL) ? bEqual : !bEqual;
             }
diff --git a/sc/source/core/tool/interpr1.cxx b/sc/source/core/tool/interpr1.cxx
index 0de212f23fd9..a598da27c25b 100644
--- a/sc/source/core/tool/interpr1.cxx
+++ b/sc/source/core/tool/interpr1.cxx
@@ -791,8 +791,7 @@ bool ScInterpreter::JumpMatrix( short nStackLevel )
 
 double ScInterpreter::Compare()
 {
-    OUString aVal1, aVal2;
-    sc::Compare aComp( &aVal1, &aVal2 );
+    sc::Compare aComp;
     aComp.mbIgnoreCase = pDok->GetDocOptions().IsIgnoreCase();
     for( short i = 1; i >= 0; i-- )
     {
@@ -810,7 +809,7 @@ double ScInterpreter::Compare()
                 rCell.mbValue = true;
                 break;
             case svString:
-                *rCell.mpStr = GetString().getString();
+                rCell.maStr = GetString();
                 rCell.mbValue = false;
                 break;
             case svDoubleRef :
@@ -827,7 +826,7 @@ double ScInterpreter::Compare()
                 {
                     svl::SharedString aStr;
                     GetCellString(aStr, aCell);
-                    *rCell.mpStr = aStr.getString();
+                    rCell.maStr = aStr;
                     rCell.mbValue = false;
                 }
                 else
@@ -857,7 +856,7 @@ double ScInterpreter::Compare()
                     rCell.mbEmpty = true;
                 else if (pMat->IsString(0, 0))
                 {
-                    *rCell.mpStr = pMat->GetString(0, 0).getString();
+                    rCell.maStr = pMat->GetString(0, 0);
                     rCell.mbValue = false;
                 }
                 else
@@ -883,8 +882,7 @@ double ScInterpreter::Compare()
 
 sc::RangeMatrix ScInterpreter::CompareMat( ScQueryOp eOp, sc::CompareOptions* pOptions )
 {
-    OUString aVal1, aVal2;
-    sc::Compare aComp( &aVal1, &aVal2 );
+    sc::Compare aComp;
     aComp.meOp = eOp;
     aComp.mbIgnoreCase = pDok->GetDocOptions().IsIgnoreCase();
     sc::RangeMatrix aMat[2];
@@ -905,7 +903,7 @@ sc::RangeMatrix ScInterpreter::CompareMat( ScQueryOp eOp, sc::CompareOptions* pO
                 rCell.mbValue = true;
                 break;
             case svString:
-                *rCell.mpStr = GetString().getString();
+                rCell.maStr = GetString();
                 rCell.mbValue = false;
                 break;
             case svSingleRef:
@@ -919,7 +917,7 @@ sc::RangeMatrix ScInterpreter::CompareMat( ScQueryOp eOp, sc::CompareOptions* pO
                 {
                     svl::SharedString aStr;
                     GetCellString(aStr, aCell);
-                    *rCell.mpStr = aStr.getString();
+                    rCell.maStr = aStr;
                     rCell.mbValue = false;
                 }
                 else
@@ -978,7 +976,7 @@ sc::RangeMatrix ScInterpreter::CompareMat( ScQueryOp eOp, sc::CompareOptions* pO
                         if (aMat[i].mpMat->IsString(j, k))
                         {
                             rCell.mbValue = false;
-                            *rCell.mpStr = aMat[i].mpMat->GetString(j, k).getString();
+                            rCell.maStr = aMat[i].mpMat->GetString(j, k);
                             rCell.mbEmpty = aMat[i].mpMat->IsEmpty(j, k);
                         }
                         else
diff --git a/sc/source/core/tool/scmatrix.cxx b/sc/source/core/tool/scmatrix.cxx
index 3f17535f7e56..18a1dfea12bb 100644
--- a/sc/source/core/tool/scmatrix.cxx
+++ b/sc/source/core/tool/scmatrix.cxx
@@ -1309,7 +1309,7 @@ public:
                     const svl::SharedString& rStr = *it;
                     rCell.mbValue = false;
                     rCell.mbEmpty = false;
-                    *rCell.mpStr = rStr.getString();
+                    rCell.maStr = rStr;
                     compare();
                 }
             }
@@ -1318,7 +1318,7 @@ public:
             {
                 rCell.mbValue = false;
                 rCell.mbEmpty = true;
-                *rCell.mpStr = svl::SharedString::getEmptyString().getString();
+                rCell.maStr = svl::SharedString::getEmptyString();
                 for (size_t i = 0; i < node.size; ++i)
                     compare();
             }