fdo#43460 connectivity,extensions,filter,idl,idlc: use isEmpty()

Change-Id: I78ba286be5aa4d731f734e5eb16adb77c686aad9
Reviewed-on: https://gerrit.libreoffice.org/4325Reviewed-by: Noel Power <noel.power@suse.com>
Tested-by: Noel Power <noel.power@suse.com>

connectivity/source/commontools/filtermanager.cxx

@@ -109,7 +109,7 @@ namespace dbtools
     //--------------------------------------------------------------------
     void FilterManager::appendFilterComponent( OUStringBuffer& io_appendTo, const OUString& i_component ) const
     {
-        if ( io_appendTo.getLength() > 0 )
+        if ( !io_appendTo.isEmpty() )
         {
             io_appendTo.insert( 0, sal_Unicode( '(' ) );
             io_appendTo.insert( 1, sal_Unicode( ' ' ) );

connectivity/source/drivers/postgresql/pq_tools.cxx

@@ -767,7 +767,7 @@ com::sun::star::uno::Sequence< Any > parseArray( const OUString & str ) throw( S
             }
             if( brackets == 0 )
             {
-                if( current.getLength() > 0 || doubleQuotedValue )
+                if( !current.isEmpty() || doubleQuotedValue )
                     elements.push_back( makeAny( current.makeStringAndClear() ) );
             }
             else

extensions/source/plugin/unx/unxmgr.cxx

@@ -116,7 +116,7 @@ static bool CheckPlugin( const OString& rPath, list< PluginDescription* >& rDesc
         }
         pclose( pResult );
 
-        if( aMIME.getLength() > 0 )
+        if( !aMIME.isEmpty() )
         {
             OString aLine = aMIME.makeStringAndClear();
 

filter/source/graphicfilter/idxf/dxfgrprd.cxx

@@ -68,7 +68,7 @@ OString DXFReadLine(SvStream& rIStm)
         }
     }
 
-    if( !bEnd && !rIStm.GetError() && aBuf.getLength() )
+    if( !bEnd && !rIStm.GetError() && !aBuf.isEmpty() )
         bEnd = sal_True;
 
     nOldFilePos += aBuf.getLength();

idl/source/objects/object.cxx

@@ -505,7 +505,7 @@ void SvMetaClass::InsertSlots( SvSlotElementList& rList, std::vector<sal_uLong>&
         SvClassElement * pEle = aClassList[n];
         SvMetaClass * pCl = pEle->GetClass();
         OStringBuffer rPre(rPrefix);
-        if( rPre.getLength() && pEle->GetPrefix().getLength() )
+        if( !rPre.isEmpty() && !pEle->GetPrefix().isEmpty() )
             rPre.append('.');
         rPre.append(pEle->GetPrefix());
 

idl/source/objects/slot.cxx

@@ -790,7 +790,7 @@ void SvMetaSlot::WriteAttributesSvIdl( SvIdlDataBase & rBase,
         aDel = ", ";
     }
 
-    if( aOut.getLength() )
+    if( !aOut.isEmpty() )
     {
         WriteTab( rOutStm, nTab );
         rOutStm << aOut.getStr() << endl;

idlc/source/idlcproduce.cxx

@@ -67,7 +67,7 @@ static sal_Bool checkOutputPath(const OString& completeName)
     {
         buffer.append(sysPathName.getToken(0, SEPARATOR, nIndex));
 
-        if ( buffer.getLength() > 0 && nIndex != -1 )
+        if ( !buffer.isEmpty() && nIndex != -1 )
         {
 #if defined(SAL_UNX)
             if (mkdir((char*)buffer.getStr(), 0777) == -1)

idlc/source/options.cxx

@@ -222,7 +222,7 @@ bool Options::initOptions(std::vector< std::string > & rArgs) throw(IllegalArgum
           sal_Int32 k = 0;
           do
           {
-            if (buffer.getLength() > 0)
+            if (!buffer.isEmpty())
               buffer.append(' ');
 //          buffer.append("-I\"");
             buffer.append(param.getToken(0, ';', k));