ENH: Add a REPACK sql request on Shapefile after Stitching polygons in Segmentation application.

Applications/Segmentation/otbSegmentation.cxx

@@ -39,6 +39,10 @@
 #include "otbOGRLayerStreamStitchingFilter.h"
 
 #include "otbGeoInformationConversion.h"
+
+//Utils
+#include "itksys/SystemTools.hxx"
+
 namespace otb
 {
 namespace Wrapper
@@ -720,7 +724,24 @@ private:
 
         AddProcess(fusionFilter, "Stitching polygons");
         fusionFilter->GenerateData();
-        }
+      
+	//REPACK the Layer in case of Shapefile.
+	//This request will remove features marked as deleted in the .dbf filename,
+	//and recomputed FID for each features (without holes).
+        //Note : the GetDriver() Method has not been encapsulated in otb::ogr::DataSource,
+        //so we must access the OGR pointer by using .ogr()
+	std::string driverName(ogrDS->ogr().GetDriver()->GetName());
+	if ( driverName.find("ESRI Shapefile") != std::string::npos)
+	  {
+	    otbAppLogINFO(<<"REPACK the Shapefile ..."<<std::endl);
+	    //In Shapefile format, the name of the DaaSource is also the name of the Layer.
+	    std::string shpLayerName = itksys::SystemTools::GetFilenameWithoutExtension(GetParameterString("mode.vector.out"));
+	    
+	    std::string repack("REPACK ");
+	    repack = repack + shpLayerName;
+	    ogrDS->ExecuteSQL(repack, NULL, NULL);
+	  }
+	}
       }
   }
   EdisonSegmentationFilterType::Pointer m_Filter;