LMS-2190 minor refactoring

SVN: 21112

screening/source/java/ch/systemsx/cisd/openbis/plugin/screening/server/logic/MaterialFeatureVectorSummaryLoader.java

@@ -184,7 +184,7 @@ public class MaterialFeatureVectorSummaryLoader extends ExperimentFeatureVectorS
             return null;
         }
         List<IWellData> materialWellDataList =
-                filterMaterialWells(wellDataCollection.getWellDataList(), materialId);
+                filterWellsByMaterial(wellDataCollection.getWellDataList(), materialId);
         GroupByMap<Double, IWellData> subgroupMap = groupBySubgroup(materialWellDataList);
 
         List<MaterialReplicaSubgroupFeatureVector> subgroups = Collections.emptyList();
@@ -324,7 +324,7 @@ public class MaterialFeatureVectorSummaryLoader extends ExperimentFeatureVectorS
         return subgroupMap.getKeys().size() == 1 && subgroupMap.getKeys().contains(null);
     }
 
-    private static List<IWellData> filterMaterialWells(List<IWellData> wellDataList,
+    private static List<IWellData> filterWellsByMaterial(List<IWellData> wellDataList,
             final TechId materialId)
     {
         return CollectionUtils.filter(wellDataList, new ICollectionFilter<IWellData>()

screening/source/java/ch/systemsx/cisd/openbis/plugin/screening/server/logic/dto/IWellData.java

@@ -38,9 +38,9 @@ public interface IWellData
     Sample getWell();
 
     /**
-     * Material in the well which allowed to find replicates.<br>
+     * Material in the well which allowed to find replicates (e.g. gene or compound).<br>
      * Note: if the replicaId is the same for two wellData then the returned material is also the
-     * same
+     * same.
      */
     Material getMaterial();