diff --git a/dspace-rest/src/main/java/org/dspace/rest/BitstreamResource.java b/dspace-rest/src/main/java/org/dspace/rest/BitstreamResource.java
index 734e774bb4..ad0d6c9e9f 100644
--- a/dspace-rest/src/main/java/org/dspace/rest/BitstreamResource.java
+++ b/dspace-rest/src/main/java/org/dspace/rest/BitstreamResource.java
@@ -37,7 +37,6 @@ import org.dspace.authorize.AuthorizeException;
 import org.dspace.authorize.AuthorizeManager;
 import org.dspace.content.BitstreamFormat;
 import org.dspace.content.Bundle;
-import org.dspace.core.Constants;
 import org.dspace.eperson.Group;
 import org.dspace.rest.common.Bitstream;
 import org.dspace.rest.common.ResourcePolicy;
@@ -101,7 +100,7 @@ public class BitstreamResource extends Resource
             context = createContext(getUser(headers));
             org.dspace.content.Bitstream dspaceBitstream = findBitstream(context, bitstreamId, org.dspace.core.Constants.READ);
 
-            writeStats(Constants.BITSTREAM, dspaceBitstream, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers,
+            writeStats(dspaceBitstream, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers,
                     request);
 
             bitstream = new Bitstream(dspaceBitstream, expand);
@@ -241,7 +240,7 @@ public class BitstreamResource extends Resource
                     { // To eliminate bitstreams which cause exception, because of
                       // reading under administrator permissions
                         bitstreams.add(new Bitstream(dspaceBitstreams[i], expand));
-                        writeStats(Constants.BITSTREAM, dspaceBitstreams[i], UsageEvent.Action.VIEW, user_ip, user_agent,
+                        writeStats(dspaceBitstreams[i], UsageEvent.Action.VIEW, user_ip, user_agent,
                                 xforwarderfor, headers, request);
                     }
                 }
@@ -306,7 +305,7 @@ public class BitstreamResource extends Resource
             context = createContext(getUser(headers));
             org.dspace.content.Bitstream dspaceBitstream = findBitstream(context, bitstreamId, org.dspace.core.Constants.READ);
 
-            writeStats(Constants.BITSTREAM, dspaceBitstream, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers,
+            writeStats(dspaceBitstream, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers,
                     request);
 
             log.trace("Bitsream(id=" + bitstreamId + ") data was successfully read.");
@@ -464,7 +463,7 @@ public class BitstreamResource extends Resource
             context = createContext(getUser(headers));
             org.dspace.content.Bitstream dspaceBitstream = findBitstream(context, bitstreamId, org.dspace.core.Constants.WRITE);
 
-            writeStats(Constants.BITSTREAM, dspaceBitstream, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
+            writeStats(dspaceBitstream, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
                     headers, request);
 
             log.trace("Updating bitstream metadata.");
@@ -595,7 +594,7 @@ public class BitstreamResource extends Resource
             context = createContext(getUser(headers));
             org.dspace.content.Bitstream dspaceBitstream = findBitstream(context, bitstreamId, org.dspace.core.Constants.WRITE);
 
-            writeStats(Constants.BITSTREAM, dspaceBitstream, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
+            writeStats(dspaceBitstream, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
                     headers, request);
 
             log.trace("Creating new bitstream.");
@@ -679,7 +678,7 @@ public class BitstreamResource extends Resource
             context = createContext(getUser(headers));
             org.dspace.content.Bitstream dspaceBitstream = findBitstream(context, bitstreamId, org.dspace.core.Constants.DELETE);
 
-            writeStats(Constants.BITSTREAM, dspaceBitstream, UsageEvent.Action.DELETE, user_ip, user_agent, xforwarderfor,
+            writeStats(dspaceBitstream, UsageEvent.Action.DELETE, user_ip, user_agent, xforwarderfor,
                     headers, request);
 
             log.trace("Deleting bitstream from all bundles.");
diff --git a/dspace-rest/src/main/java/org/dspace/rest/CollectionsResource.java b/dspace-rest/src/main/java/org/dspace/rest/CollectionsResource.java
index 55cf3741a5..f390ebd50b 100644
--- a/dspace-rest/src/main/java/org/dspace/rest/CollectionsResource.java
+++ b/dspace-rest/src/main/java/org/dspace/rest/CollectionsResource.java
@@ -33,7 +33,6 @@ import org.apache.log4j.Logger;
 import org.dspace.authorize.AuthorizeException;
 import org.dspace.authorize.AuthorizeManager;
 import org.dspace.browse.BrowseException;
-import org.dspace.core.Constants;
 import org.dspace.rest.common.Collection;
 import org.dspace.rest.common.Item;
 import org.dspace.rest.common.MetadataEntry;
@@ -99,7 +98,7 @@ public class CollectionsResource extends Resource
             context = createContext(getUser(headers));
 
             org.dspace.content.Collection dspaceCollection = findCollection(context, collectionId, org.dspace.core.Constants.READ);
-            writeStats(Constants.COLLECTION, dspaceCollection, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor,
+            writeStats(dspaceCollection, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor,
                     headers, request);
 
             collection = new Collection(dspaceCollection, expand, context, limit, offset);
@@ -187,7 +186,7 @@ public class CollectionsResource extends Resource
                     Collection collection = new org.dspace.rest.common.Collection(dspaceCollections[i], null, context, limit,
                             offset);
                     collections.add(collection);
-                    writeStats(Constants.COLLECTION, dspaceCollections[i], UsageEvent.Action.VIEW, user_ip, user_agent,
+                    writeStats(dspaceCollections[i], UsageEvent.Action.VIEW, user_ip, user_agent,
                             xforwarderfor, headers, request);
                 }
             }
@@ -260,7 +259,7 @@ public class CollectionsResource extends Resource
             context = createContext(getUser(headers));
 
             org.dspace.content.Collection dspaceCollection = findCollection(context, collectionId, org.dspace.core.Constants.READ);
-            writeStats(Constants.COLLECTION, dspaceCollection, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor,
+            writeStats(dspaceCollection, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor,
                     headers, request);
 
             List<Item> items = new ArrayList<Item>();
@@ -273,7 +272,7 @@ public class CollectionsResource extends Resource
                     if (AuthorizeManager.authorizeActionBoolean(context, dspaceItem, org.dspace.core.Constants.READ))
                     {
                         items.add(new Item(dspaceItem, expand, context));
-                        writeStats(Constants.ITEM, dspaceItem, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor,
+                        writeStats(dspaceItem, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor,
                                 headers, request);
                     }
                 }
@@ -343,7 +342,7 @@ public class CollectionsResource extends Resource
             org.dspace.content.Collection dspaceCollection = findCollection(context, collectionId,
                     org.dspace.core.Constants.WRITE);
 
-            writeStats(Constants.COLLECTION, dspaceCollection, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
+            writeStats(dspaceCollection, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
                     headers, request);
 
             log.trace("Creating item in collection(id=" + collectionId + ").");
@@ -443,7 +442,7 @@ public class CollectionsResource extends Resource
             org.dspace.content.Collection dspaceCollection = findCollection(context, collectionId,
                     org.dspace.core.Constants.WRITE);
 
-            writeStats(Constants.COLLECTION, dspaceCollection, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
+            writeStats(dspaceCollection, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
                     headers, request);
 
             dspaceCollection.setMetadata("name", collection.getName());
@@ -515,7 +514,7 @@ public class CollectionsResource extends Resource
             org.dspace.content.Collection dspaceCollection = findCollection(context, collectionId,
                     org.dspace.core.Constants.DELETE);
 
-            writeStats(Constants.COLLECTION, dspaceCollection, UsageEvent.Action.REMOVE, user_ip, user_agent, xforwarderfor,
+            writeStats(dspaceCollection, UsageEvent.Action.REMOVE, user_ip, user_agent, xforwarderfor,
                     headers, request);
 
             org.dspace.content.Community community = (org.dspace.content.Community) dspaceCollection.getParentObject();
@@ -618,9 +617,9 @@ public class CollectionsResource extends Resource
                 throw new WebApplicationException(Response.Status.UNAUTHORIZED);
             }
 
-            writeStats(Constants.COLLECTION, dspaceCollection, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
+            writeStats(dspaceCollection, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
                     headers, request);
-            writeStats(Constants.ITEM, item, UsageEvent.Action.REMOVE, user_ip, user_agent, xforwarderfor, headers, request);
+            writeStats(item, UsageEvent.Action.REMOVE, user_ip, user_agent, xforwarderfor, headers, request);
 
             dspaceCollection.removeItem(item);
 
diff --git a/dspace-rest/src/main/java/org/dspace/rest/CommunitiesResource.java b/dspace-rest/src/main/java/org/dspace/rest/CommunitiesResource.java
index e8da52a947..4d55131452 100644
--- a/dspace-rest/src/main/java/org/dspace/rest/CommunitiesResource.java
+++ b/dspace-rest/src/main/java/org/dspace/rest/CommunitiesResource.java
@@ -31,7 +31,6 @@ import javax.ws.rs.core.Response;
 import org.apache.log4j.Logger;
 import org.dspace.authorize.AuthorizeException;
 import org.dspace.authorize.AuthorizeManager;
-import org.dspace.core.Constants;
 import org.dspace.rest.common.Collection;
 import org.dspace.rest.common.Community;
 import org.dspace.rest.exceptions.ContextException;
@@ -87,7 +86,7 @@ public class CommunitiesResource extends Resource
             context = createContext(getUser(headers));
 
             org.dspace.content.Community dspaceCommunity = findCommunity(context, communityId, org.dspace.core.Constants.READ);
-            writeStats(Constants.COMMUNITY, dspaceCommunity, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers,
+            writeStats(dspaceCommunity, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers,
                     request);
 
             community = new Community(dspaceCommunity, expand, context);
@@ -165,7 +164,7 @@ public class CommunitiesResource extends Resource
                 if (AuthorizeManager.authorizeActionBoolean(context, dspaceCommunities[i], org.dspace.core.Constants.READ))
                 {
                     Community community = new Community(dspaceCommunities[i], expand, context);
-                    writeStats(Constants.COMMUNITY, dspaceCommunities[i], UsageEvent.Action.VIEW, user_ip, user_agent,
+                    writeStats(dspaceCommunities[i], UsageEvent.Action.VIEW, user_ip, user_agent,
                             xforwarderfor, headers, request);
                     communities.add(community);
                 }
@@ -249,7 +248,7 @@ public class CommunitiesResource extends Resource
                 if (AuthorizeManager.authorizeActionBoolean(context, dspaceCommunities[i], org.dspace.core.Constants.READ))
                 {
                     Community community = new Community(dspaceCommunities[i], expand, context);
-                    writeStats(Constants.COMMUNITY, dspaceCommunities[i], UsageEvent.Action.VIEW, user_ip, user_agent,
+                    writeStats(dspaceCommunities[i], UsageEvent.Action.VIEW, user_ip, user_agent,
                             xforwarderfor, headers, request);
                     communities.add(community);
                 }
@@ -319,7 +318,7 @@ public class CommunitiesResource extends Resource
             context = createContext(getUser(headers));
 
             org.dspace.content.Community dspaceCommunity = findCommunity(context, communityId, org.dspace.core.Constants.READ);
-            writeStats(Constants.COMMUNITY, dspaceCommunity, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers,
+            writeStats(dspaceCommunity, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers,
                     request);
 
             if (!((limit != null) && (limit >= 0) && (offset != null) && (offset >= 0)))
@@ -336,7 +335,7 @@ public class CommunitiesResource extends Resource
                 if (AuthorizeManager.authorizeActionBoolean(context, dspaceCollections[i], org.dspace.core.Constants.READ))
                 {
                     collections.add(new Collection(dspaceCollections[i], expand, context, 20, 0));
-                    writeStats(Constants.COLLECTION, dspaceCollections[i], UsageEvent.Action.VIEW, user_ip, user_agent,
+                    writeStats(dspaceCollections[i], UsageEvent.Action.VIEW, user_ip, user_agent,
                             xforwarderfor, headers, request);
                 }
             }
@@ -407,7 +406,7 @@ public class CommunitiesResource extends Resource
             context = createContext(getUser(headers));
 
             org.dspace.content.Community dspaceCommunity = findCommunity(context, communityId, org.dspace.core.Constants.READ);
-            writeStats(Constants.COMMUNITY, dspaceCommunity, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers,
+            writeStats(dspaceCommunity, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers,
                     request);
 
             if (!((limit != null) && (limit >= 0) && (offset != null) && (offset >= 0)))
@@ -424,7 +423,7 @@ public class CommunitiesResource extends Resource
                 if (AuthorizeManager.authorizeActionBoolean(context, dspaceCommunities[i], org.dspace.core.Constants.READ))
                 {
                     communities.add(new Community(dspaceCommunities[i], expand, context));
-                    writeStats(Constants.COMMUNITY, dspaceCommunities[i], UsageEvent.Action.VIEW, user_ip, user_agent,
+                    writeStats(dspaceCommunities[i], UsageEvent.Action.VIEW, user_ip, user_agent,
                             xforwarderfor, headers, request);
                 }
             }
@@ -497,7 +496,7 @@ public class CommunitiesResource extends Resource
             }
 
             org.dspace.content.Community dspaceCommunity = org.dspace.content.Community.create(null, context);
-            writeStats(Constants.COMMUNITY, dspaceCommunity, UsageEvent.Action.CREATE, user_ip, user_agent, xforwarderfor,
+            writeStats(dspaceCommunity, UsageEvent.Action.CREATE, user_ip, user_agent, xforwarderfor,
                     headers, request);
 
             dspaceCommunity.setMetadata("name", community.getName());
@@ -569,7 +568,7 @@ public class CommunitiesResource extends Resource
             context = createContext(getUser(headers));
             org.dspace.content.Community dspaceCommunity = findCommunity(context, communityId, org.dspace.core.Constants.WRITE);
 
-            writeStats(Constants.COMMUNITY, dspaceCommunity, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
+            writeStats(dspaceCommunity, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
                     headers, request);
 
             org.dspace.content.Collection dspaceCollection = dspaceCommunity.createCollection();
@@ -653,7 +652,7 @@ public class CommunitiesResource extends Resource
             org.dspace.content.Community dspaceParentCommunity = findCommunity(context, communityId,
                     org.dspace.core.Constants.WRITE);
 
-            writeStats(Constants.COMMUNITY, dspaceParentCommunity, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
+            writeStats(dspaceParentCommunity, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
                     headers, request);
 
             org.dspace.content.Community dspaceCommunity = org.dspace.content.Community.create(dspaceParentCommunity, context);
@@ -730,7 +729,7 @@ public class CommunitiesResource extends Resource
             context = createContext(getUser(headers));
 
             org.dspace.content.Community dspaceCommunity = findCommunity(context, communityId, org.dspace.core.Constants.WRITE);
-            writeStats(Constants.COMMUNITY, dspaceCommunity, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
+            writeStats(dspaceCommunity, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
                     headers, request);
 
             // dspaceCommunity.setLogo(arg0); // TODO Add this option.
@@ -797,7 +796,7 @@ public class CommunitiesResource extends Resource
             context = createContext(getUser(headers));
 
             org.dspace.content.Community community = findCommunity(context, communityId, org.dspace.core.Constants.DELETE);
-            writeStats(Constants.COMMUNITY, community, UsageEvent.Action.DELETE, user_ip, user_agent, xforwarderfor, headers,
+            writeStats(community, UsageEvent.Action.DELETE, user_ip, user_agent, xforwarderfor, headers,
                     request);
 
             community.delete();
@@ -896,9 +895,9 @@ public class CommunitiesResource extends Resource
                 throw new WebApplicationException(Response.Status.UNAUTHORIZED);
             }
 
-            writeStats(Constants.COMMUNITY, community, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor, headers,
+            writeStats(community, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor, headers,
                     request);
-            writeStats(Constants.COLLECTION, collection, UsageEvent.Action.DELETE, user_ip, user_agent, xforwarderfor, headers,
+            writeStats(collection, UsageEvent.Action.DELETE, user_ip, user_agent, xforwarderfor, headers,
                     request);
 
             community.removeCollection(collection);
@@ -1002,9 +1001,9 @@ public class CommunitiesResource extends Resource
                 throw new WebApplicationException(Response.Status.UNAUTHORIZED);
             }
 
-            writeStats(Constants.COMMUNITY, parentCommunity, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
+            writeStats(parentCommunity, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor,
                     headers, request);
-            writeStats(Constants.COMMUNITY, subcommunity, UsageEvent.Action.DELETE, user_ip, user_agent, xforwarderfor, headers,
+            writeStats(subcommunity, UsageEvent.Action.DELETE, user_ip, user_agent, xforwarderfor, headers,
                     request);
 
             parentCommunity.removeSubcommunity(subcommunity);
diff --git a/dspace-rest/src/main/java/org/dspace/rest/ItemsResource.java b/dspace-rest/src/main/java/org/dspace/rest/ItemsResource.java
index a874f848b7..122e498d8e 100644
--- a/dspace-rest/src/main/java/org/dspace/rest/ItemsResource.java
+++ b/dspace-rest/src/main/java/org/dspace/rest/ItemsResource.java
@@ -39,7 +39,6 @@ import org.dspace.content.BitstreamFormat;
 import org.dspace.content.Bundle;
 import org.dspace.content.DCValue;
 import org.dspace.content.ItemIterator;
-import org.dspace.core.Constants;
 import org.dspace.eperson.Group;
 import org.dspace.rest.common.Bitstream;
 import org.dspace.rest.common.Item;
@@ -105,7 +104,7 @@ public class ItemsResource extends Resource
             context = createContext(getUser(headers));
             org.dspace.content.Item dspaceItem = findItem(context, itemId, org.dspace.core.Constants.READ);
 
-            writeStats(Constants.ITEM, dspaceItem, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers, request);
+            writeStats(dspaceItem, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers, request);
 
             item = new Item(dspaceItem, expand, context);
             context.complete();
@@ -181,7 +180,7 @@ public class ItemsResource extends Resource
                     if (AuthorizeManager.authorizeActionBoolean(context, dspaceItem, org.dspace.core.Constants.READ))
                     {
                         items.add(new Item(dspaceItem, expand, context));
-                        writeStats(Constants.ITEM, dspaceItem, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor,
+                        writeStats(dspaceItem, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor,
                                 headers, request);
                     }
                 }
@@ -243,7 +242,7 @@ public class ItemsResource extends Resource
             context = createContext(getUser(headers));
             org.dspace.content.Item dspaceItem = findItem(context, itemId, org.dspace.core.Constants.READ);
 
-            writeStats(Constants.ITEM, dspaceItem, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers, request);
+            writeStats(dspaceItem, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers, request);
 
             List<MetadataEntry> metadata = new org.dspace.rest.common.Item(dspaceItem, "metadata", context).getMetadata();
             context.complete();
@@ -304,7 +303,7 @@ public class ItemsResource extends Resource
             context = createContext(getUser(headers));
             org.dspace.content.Item dspaceItem = findItem(context, itemId, org.dspace.core.Constants.READ);
 
-            writeStats(Constants.ITEM, dspaceItem, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers, request);
+            writeStats(dspaceItem, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers, request);
 
             List<Bitstream> bitstreams;
             List<Bitstream> itemBitstreams = new Item(dspaceItem, "bitstreams", context).getBitstreams();
@@ -380,7 +379,7 @@ public class ItemsResource extends Resource
             context = createContext(getUser(headers));
             org.dspace.content.Item dspaceItem = findItem(context, itemId, org.dspace.core.Constants.WRITE);
 
-            writeStats(Constants.ITEM, dspaceItem, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor, headers, request);
+            writeStats(dspaceItem, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor, headers, request);
 
             for (MetadataEntry entry : metadata)
             {
@@ -460,7 +459,7 @@ public class ItemsResource extends Resource
             context = createContext(getUser(headers));
             org.dspace.content.Item dspaceItem = findItem(context, itemId, org.dspace.core.Constants.WRITE);
 
-            writeStats(Constants.ITEM, dspaceItem, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor, headers, request);
+            writeStats(dspaceItem, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor, headers, request);
 
             // Is better to add bitstream to ORIGINAL bundle or to item own?
             log.trace("Creating bitstream in item.");
@@ -626,7 +625,7 @@ public class ItemsResource extends Resource
             context = createContext(getUser(headers));
             org.dspace.content.Item dspaceItem = findItem(context, itemId, org.dspace.core.Constants.WRITE);
 
-            writeStats(Constants.ITEM, dspaceItem, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor, headers, request);
+            writeStats(dspaceItem, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor, headers, request);
 
             log.trace("Deleting original metadata from item.");
             for (MetadataEntry entry : metadata)
@@ -708,7 +707,7 @@ public class ItemsResource extends Resource
             context = createContext(getUser(headers));
             org.dspace.content.Item dspaceItem = findItem(context, itemId, org.dspace.core.Constants.DELETE);
 
-            writeStats(Constants.ITEM, dspaceItem, UsageEvent.Action.REMOVE, user_ip, user_agent, xforwarderfor, headers, request);
+            writeStats(dspaceItem, UsageEvent.Action.REMOVE, user_ip, user_agent, xforwarderfor, headers, request);
 
             log.trace("Deleting item.");
             org.dspace.content.Collection collection = org.dspace.content.Collection.find(context,
@@ -777,7 +776,7 @@ public class ItemsResource extends Resource
             context = createContext(getUser(headers));
             org.dspace.content.Item dspaceItem = findItem(context, itemId, org.dspace.core.Constants.WRITE);
 
-            writeStats(Constants.ITEM, dspaceItem, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor, headers, request);
+            writeStats(dspaceItem, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor, headers, request);
 
             log.trace("Deleting metadata.");
             // TODO Rewrite without deprecated object. Leave there only generated metadata.
@@ -872,8 +871,8 @@ public class ItemsResource extends Resource
                 return Response.status(Status.UNAUTHORIZED).build();
             }
 
-            writeStats(Constants.ITEM, item, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor, headers, request);
-            writeStats(Constants.BITSTREAM, bitstream, UsageEvent.Action.REMOVE, user_ip, user_agent, xforwarderfor, headers,
+            writeStats(item, UsageEvent.Action.UPDATE, user_ip, user_agent, xforwarderfor, headers, request);
+            writeStats(bitstream, UsageEvent.Action.REMOVE, user_ip, user_agent, xforwarderfor, headers,
                     request);
 
             log.trace("Deleting bitstream...");
@@ -1014,7 +1013,7 @@ public class ItemsResource extends Resource
                 org.dspace.content.Item dspaceItem = this.findItem(context, row.getIntColumn("ITEM_ID"),
                         org.dspace.core.Constants.READ);
                 Item item = new Item(dspaceItem, "", context);
-                writeStats(Constants.ITEM, dspaceItem, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers,
+                writeStats(dspaceItem, UsageEvent.Action.VIEW, user_ip, user_agent, xforwarderfor, headers,
                         request);
                 items.add(item);
             }
diff --git a/dspace-rest/src/main/java/org/dspace/rest/Resource.java b/dspace-rest/src/main/java/org/dspace/rest/Resource.java
index 4cff75b7d0..6cb46e1f7d 100644
--- a/dspace-rest/src/main/java/org/dspace/rest/Resource.java
+++ b/dspace-rest/src/main/java/org/dspace/rest/Resource.java
@@ -17,6 +17,7 @@ import javax.ws.rs.core.HttpHeaders;
 import javax.ws.rs.core.Response;
 
 import org.apache.log4j.Logger;
+import org.dspace.content.DSpaceObject;
 import org.dspace.core.ConfigurationManager;
 import org.dspace.eperson.EPerson;
 import org.dspace.rest.exceptions.ContextException;
@@ -50,7 +51,7 @@ public class Resource
      * authorization to read form database. And Exception, if there was some
      * problem with creating context.
      * 
-     * @param user
+     * @param person
      *            User which will be logged in context.
      * @return New created context with logged user if user was not null.
      *         Otherwise, without logged user.
@@ -87,11 +88,6 @@ public class Resource
 
     /**
      * It write statistic about using REST api.
-     *
-     * @param typeOfObject
-     *            Type of which object is performed. From class
-     *            org.dspace.core.Constants. For example: bitstream, item and so
-     *            on.
      * @param dspaceObject
      *            Object of DSpace which is performed.
      * @param action
@@ -102,8 +98,8 @@ public class Resource
      * @param headers
      * @param request
      */
-    protected void writeStats(int typeOfObject, org.dspace.content.DSpaceObject dspaceObject, UsageEvent.Action action,
-            String user_ip, String user_agent, String xforwarderfor, HttpHeaders headers, HttpServletRequest request)
+    protected void writeStats(DSpaceObject dspaceObject, UsageEvent.Action action,
+                              String user_ip, String user_agent, String xforwarderfor, HttpHeaders headers, HttpServletRequest request)
     {
 
         if (!writeStatistics)