size some stringbuffer to prevent re-alloc

I started with 32 and kept doubling the size until the site
did not need re-alloc, but clamped it at 512.

Change-Id: I55fe36b31cd3d40f86e5729337a927cf920f2af6
Reviewed-on: https://gerrit.libreoffice.org/81960
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

1 files changed, 11 insertions, 1 deletions

diff --git a/xmloff/source/core/xmluconv.cxx b/xmloff/source/core/xmluconv.cxx
index dcfae65672f1..dfff05c31f7e 100644
--- a/xmloff/source/core/xmluconv.cxx
+++ b/xmloff/source/core/xmluconv.cxx
@@ -185,6 +185,16 @@ void SvXMLUnitConverter::convertMeasureToXML( OUStringBuffer& rString,
                                         m_pImpl->m_eXMLMeasureUnit );
 }
 
+/** convert measure to string */
+OUString SvXMLUnitConverter::convertMeasureToXML( sal_Int32 nMeasure ) const
+{
+    OUStringBuffer s;
+    ::sax::Converter::convertMeasure( s, nMeasure,
+                                        m_pImpl->m_eCoreMeasureUnit,
+                                        m_pImpl->m_eXMLMeasureUnit );
+    return s.makeStringAndClear();
+}
+
 /** convert string to enum using given enum map, if the enum is
     not found in the map, this method will return false
 */
@@ -733,7 +743,7 @@ OUString SvXMLUnitConverter::encodeStyleName(
         *pEncoded = false;
 
     sal_Int32 nLen = rName.getLength();
-    OUStringBuffer aBuffer( nLen );
+    OUStringBuffer aBuffer( nLen*2 );
 
     for( sal_Int32 i = 0; i < nLen; i++ )
     {