diff --git a/src/main/java/org/gcube/dataharvest/harvester/sobigdata/SoBigDataHarvester.java b/src/main/java/org/gcube/dataharvest/harvester/sobigdata/SoBigDataHarvester.java
index 144f360..e20b704 100644
--- a/src/main/java/org/gcube/dataharvest/harvester/sobigdata/SoBigDataHarvester.java
+++ b/src/main/java/org/gcube/dataharvest/harvester/sobigdata/SoBigDataHarvester.java
@@ -183,7 +183,6 @@ public abstract class SoBigDataHarvester extends BasicHarvester {
 	 * @return the map catalogue group to vre
 	 */
 	public HashMap<String,String> getMapCatalogueGroupToVRE() {
-		
 		return mapCatalogueGroupToVRE;
 	}
 	
@@ -191,7 +190,6 @@ public abstract class SoBigDataHarvester extends BasicHarvester {
 	 * @return the mapSystemTypeToDBEntry
 	 */
 	public HashMap<String,String> getMapSystemTypeToDBEntry() {
-		
 		return mapSystemTypeToDBEntry;
 	}
 	
@@ -199,7 +197,6 @@ public abstract class SoBigDataHarvester extends BasicHarvester {
 	 * @return the mapWsFolderNameToVRE
 	 */
 	public HashMap<String,String> getMapWsFolderNameToVRE() {
-		
 		return mapWsFolderNameToVRE;
 	}