diff --git a/src/oca/java/src/org/opennebula/client/Pool.java b/src/oca/java/src/org/opennebula/client/Pool.java
index 7d4a7fd62d..5e36fadeda 100644
--- a/src/oca/java/src/org/opennebula/client/Pool.java
+++ b/src/oca/java/src/org/opennebula/client/Pool.java
@@ -61,6 +61,11 @@ public abstract class Pool{
      */
     public final static int MINE_GROUP = -1;
 
+    /**
+     * Resources owned by the user's primary group
+     */
+    public final static int GROUP      = -4;
+
     /**
      * Protected constructor, to be called from subclasses.
      *
@@ -73,7 +78,7 @@ public abstract class Pool{
         this.elementName = elementName;
         this.infoMethod  = infoMethod;
         this.client      = client;
-        
+
         if(xpath == null)
         {
             XPathFactory factory = XPathFactory.newInstance();
@@ -120,6 +125,11 @@ public abstract class Pool{
         return xmlrpcInfo(client, infoMethod, MINE_GROUP, -1, -1);
     }
 
+    protected static OneResponse infoGroupPrimary(Client client, String infoMethod)
+    {
+        return xmlrpcInfo(client, infoMethod, GROUP, -1, -1);
+    }
+
     protected static OneResponse xmlrpcInfo(Client client, String infoMethod, Object...args)
     {
         return client.call(infoMethod, args);
diff --git a/src/oca/java/src/org/opennebula/client/document/DocumentPool.java b/src/oca/java/src/org/opennebula/client/document/DocumentPool.java
index 04ff054f72..bc8d3073c6 100644
--- a/src/oca/java/src/org/opennebula/client/document/DocumentPool.java
+++ b/src/oca/java/src/org/opennebula/client/document/DocumentPool.java
@@ -111,6 +111,7 @@ public abstract class DocumentPool extends Pool
      * <li>{@link Pool#MINE}: Connected user's Documents</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Documents, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Documents</li>
      * <li>&gt;= 0 UID User's Documents</li>
      * </ul>
      */
@@ -191,6 +192,7 @@ public abstract class DocumentPool extends Pool
      * <li>{@link Pool#MINE}: Connected user's Documents</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Documents, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Documents</li>
      * <li>&gt;= 0 UID User's Documents</li>
      * </ul>
      * @param startId Lowest Id to retrieve
diff --git a/src/oca/java/src/org/opennebula/client/image/ImagePool.java b/src/oca/java/src/org/opennebula/client/image/ImagePool.java
index d2b72bb166..80041222e8 100644
--- a/src/oca/java/src/org/opennebula/client/image/ImagePool.java
+++ b/src/oca/java/src/org/opennebula/client/image/ImagePool.java
@@ -61,6 +61,7 @@ public class ImagePool extends Pool implements Iterable<Image>
      * <li>{@link Pool#MINE}: Connected user's Images</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Images, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Images</li>
      * <li>&gt;= 0 UID User's Images</li>
      * </ul>
      */
@@ -89,6 +90,7 @@ public class ImagePool extends Pool implements Iterable<Image>
      * <li>{@link Pool#MINE}: Connected user's Images</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Images, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Images</li>
      * <li>&gt;= 0 UID User's Images</li>
      * </ul>
      * @return If successful the message contains the string
@@ -147,6 +149,7 @@ public class ImagePool extends Pool implements Iterable<Image>
      * <li>{@link Pool#MINE}: Connected user's Images</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Images, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Images</li>
      * <li>&gt;= 0 UID User's Images</li>
      * </ul>
      * @param startId Lowest Id to retrieve
@@ -219,6 +222,7 @@ public class ImagePool extends Pool implements Iterable<Image>
      * <li>{@link Pool#MINE}: Connected user's Images</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Images, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Images</li>
      * <li>&gt;= 0 UID User's Images</li>
      * </ul>
      * @param startId Lowest Id to retrieve
diff --git a/src/oca/java/src/org/opennebula/client/marketplaceapp/MarketPlaceAppPool.java b/src/oca/java/src/org/opennebula/client/marketplaceapp/MarketPlaceAppPool.java
index 8c7ac967a0..45e7f99302 100644
--- a/src/oca/java/src/org/opennebula/client/marketplaceapp/MarketPlaceAppPool.java
+++ b/src/oca/java/src/org/opennebula/client/marketplaceapp/MarketPlaceAppPool.java
@@ -61,6 +61,7 @@ public class MarketPlaceAppPool extends Pool implements Iterable<MarketPlaceApp>
      * <li>{@link Pool#MINE}: Connected user's MarketPlaceApps</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's MarketPlaceApps, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group MarketPlaceApps</li>
      * <li>&gt;= 0 UID User's MarketPlaceApps</li>
      * </ul>
      */
@@ -89,6 +90,7 @@ public class MarketPlaceAppPool extends Pool implements Iterable<MarketPlaceApp>
      * <li>{@link Pool#MINE}: Connected user's MarketPlaceApps</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's MarketPlaceApps, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group MarketPlaceApps</li>
      * <li>&gt;= 0 UID User's MarketPlaceApps</li>
      * </ul>
      * @return If successful the message contains the string
@@ -147,6 +149,7 @@ public class MarketPlaceAppPool extends Pool implements Iterable<MarketPlaceApp>
      * <li>{@link Pool#MINE}: Connected user's MarketPlaceApps</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's MarketPlaceApps, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group MarketPlaceApps</li>
      * <li>&gt;= 0 UID User's MarketPlaceApps</li>
      * </ul>
      * @param startId Lowest Id to retrieve
@@ -219,6 +222,7 @@ public class MarketPlaceAppPool extends Pool implements Iterable<MarketPlaceApp>
      * <li>{@link Pool#MINE}: Connected user's MarketPlaceApps</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's MarketPlaceApps, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group MarketPlaceApps</li>
      * <li>&gt;= 0 UID User's MarketPlaceApps</li>
      * </ul>
      * @param startId Lowest Id to retrieve
diff --git a/src/oca/java/src/org/opennebula/client/secgroup/SecurityGroupPool.java b/src/oca/java/src/org/opennebula/client/secgroup/SecurityGroupPool.java
index 4b766fb2f9..665cab8b9a 100644
--- a/src/oca/java/src/org/opennebula/client/secgroup/SecurityGroupPool.java
+++ b/src/oca/java/src/org/opennebula/client/secgroup/SecurityGroupPool.java
@@ -62,6 +62,7 @@ public class SecurityGroupPool extends Pool implements Iterable<SecurityGroup>{
      * <li>{@link Pool#MINE}: Connected user's Security Groups</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Security Groups, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Security Groups</li>
      * <li>&gt;= 0 UID User's Security Groups</li>
      * </ul>
      */
@@ -87,6 +88,7 @@ public class SecurityGroupPool extends Pool implements Iterable<SecurityGroup>{
      * <li>{@link Pool#MINE}: Connected user's Security Groups</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Security Groups, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Security Groups</li>
      * <li>&gt;= 0 UID User's Security Groups</li>
      * </ul>
      * @return If successful the message contains the string
@@ -145,6 +147,7 @@ public class SecurityGroupPool extends Pool implements Iterable<SecurityGroup>{
      * <li>{@link Pool#MINE}: Connected user's Security Groups</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Security Groups, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Security Groups</li>
      * <li>&gt;= 0 UID User's Security Groups</li>
      * </ul>
      * @param startId Lowest Id to retrieve
@@ -217,6 +220,7 @@ public class SecurityGroupPool extends Pool implements Iterable<SecurityGroup>{
      * <li>{@link Pool#MINE}: Connected user's Security Groups</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Security Groups, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Security Groups</li>
      * <li>&gt;= 0 UID User's Security Groups</li>
      * </ul>
      * @param startId Lowest Id to retrieve
diff --git a/src/oca/java/src/org/opennebula/client/template/TemplatePool.java b/src/oca/java/src/org/opennebula/client/template/TemplatePool.java
index 06b5b92198..3c2ad43fcf 100644
--- a/src/oca/java/src/org/opennebula/client/template/TemplatePool.java
+++ b/src/oca/java/src/org/opennebula/client/template/TemplatePool.java
@@ -61,6 +61,7 @@ public class TemplatePool extends Pool implements Iterable<Template>
      * <li>{@link Pool#MINE}: Connected user's Templates</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Templates, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Templates</li>
      * <li>&gt;= 0: UID User's Templates</li>
      * </ul>
      */
@@ -89,6 +90,8 @@ public class TemplatePool extends Pool implements Iterable<Template>
      * <li>{@link Pool#MINE}: Connected user's Templates</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Templates, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Templates</li>
+     * <li>&gt;= 0: UID User's Templates</li>
      * <li>&gt;= 0: UID User's Templates</li>
      * </ul>
      * @return If successful the message contains the string
@@ -147,6 +150,8 @@ public class TemplatePool extends Pool implements Iterable<Template>
      * <li>{@link Pool#MINE}: Connected user's Templates</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Templates, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Templates</li>
+     * <li>&gt;= 0: UID User's Templates</li>
      * <li>&gt;= 0: UID User's Templates</li>
      * </ul>
      * @param startId Lowest Id to retrieve
@@ -219,6 +224,8 @@ public class TemplatePool extends Pool implements Iterable<Template>
      * <li>{@link Pool#MINE}: Connected user's Templates</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Templates, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Templates</li>
+     * <li>&gt;= 0: UID User's Templates</li>
      * <li>&gt;= 0: UID User's Templates</li>
      * </ul>
      * @param startId Lowest Id to retrieve
diff --git a/src/oca/java/src/org/opennebula/client/vm/VirtualMachinePool.java b/src/oca/java/src/org/opennebula/client/vm/VirtualMachinePool.java
index a26dd65d59..7e7d98f1dd 100644
--- a/src/oca/java/src/org/opennebula/client/vm/VirtualMachinePool.java
+++ b/src/oca/java/src/org/opennebula/client/vm/VirtualMachinePool.java
@@ -73,6 +73,7 @@ public class VirtualMachinePool extends Pool implements Iterable<VirtualMachine>
      * <li>{@link Pool#MINE}: Connected user's Virtual Machines</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Virtual Machines, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Virtual Machines</li>
      * <li>&gt;= 0 UID User's Virtual Machines</li>
      * </ul>
      */
@@ -99,6 +100,7 @@ public class VirtualMachinePool extends Pool implements Iterable<VirtualMachine>
      * <li>{@link Pool#MINE}: Connected user's Virtual Machines</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Virtual Machines, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Virtual Machines</li>
      * <li>&gt;= 0 UID User's Virtual Machines</li>
      * </ul>
      * @return If successful the message contains the string
@@ -158,6 +160,7 @@ public class VirtualMachinePool extends Pool implements Iterable<VirtualMachine>
      * <li>{@link Pool#MINE}: Connected user's Virtual Machines</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Virtual Machines, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Virtual Machines</li>
      * <li>&gt;= 0 UID User's Virtual Machines</li>
      * </ul>
      * @param startId Lowest Id to retrieve
@@ -185,6 +188,7 @@ public class VirtualMachinePool extends Pool implements Iterable<VirtualMachine>
      * <li>{@link Pool#MINE}: Connected user's Virtual Machines</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Virtual Machines, and
      * the ones in his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Virtual Machines</li>
      * <li>&gt;= 0 UID User's Virtual Machines</li>
      * </ul>
      * @return If successful the message contains the string
@@ -262,6 +266,7 @@ public class VirtualMachinePool extends Pool implements Iterable<VirtualMachine>
      * <li>{@link Pool#MINE}: Connected user's Virtual Machines</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Virtual Machines, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Virtual Machines</li>
      * <li>&gt;= 0 UID User's Virtual Machines</li>
      * </ul>
      * @param startId Lowest Id to retrieve
@@ -287,6 +292,7 @@ public class VirtualMachinePool extends Pool implements Iterable<VirtualMachine>
      * <li>{@link Pool#MINE}: Connected user's Virtual Machines</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Virtual Machines, and
      * the ones in his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Virtual Machines</li>
      * <li>&gt;= 0 UID User's Virtual Machines</li>
      * </ul>
      * @return If successful the message contains the string
diff --git a/src/oca/java/src/org/opennebula/client/vnet/VirtualNetworkPool.java b/src/oca/java/src/org/opennebula/client/vnet/VirtualNetworkPool.java
index 56a9b8d7dc..f2def42e5b 100644
--- a/src/oca/java/src/org/opennebula/client/vnet/VirtualNetworkPool.java
+++ b/src/oca/java/src/org/opennebula/client/vnet/VirtualNetworkPool.java
@@ -62,6 +62,7 @@ public class VirtualNetworkPool extends Pool implements Iterable<VirtualNetwork>
      * <li>{@link Pool#MINE}: Connected user's Virtual Networks</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Virtual Networks, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Virtual Networks</li>
      * <li>&gt;= 0 UID User's Virtual Networks</li>
      * </ul>
      */
@@ -87,6 +88,7 @@ public class VirtualNetworkPool extends Pool implements Iterable<VirtualNetwork>
      * <li>{@link Pool#MINE}: Connected user's Virtual Networks</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Virtual Networks, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Virtual Networks</li>
      * <li>&gt;= 0 UID User's Virtual Networks</li>
      * </ul>
      * @return If successful the message contains the string
@@ -145,6 +147,7 @@ public class VirtualNetworkPool extends Pool implements Iterable<VirtualNetwork>
      * <li>{@link Pool#MINE}: Connected user's Virtual Networks</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Virtual Networks, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Virtual Networks</li>
      * <li>&gt;= 0 UID User's Virtual Networks</li>
      * </ul>
      * @param startId Lowest Id to retrieve
@@ -217,6 +220,7 @@ public class VirtualNetworkPool extends Pool implements Iterable<VirtualNetwork>
      * <li>{@link Pool#MINE}: Connected user's Virtual Networks</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's Virtual Networks, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group Virtual Networks</li>
      * <li>&gt;= 0 UID User's Virtual Networks</li>
      * </ul>
      * @param startId Lowest Id to retrieve
diff --git a/src/oca/java/src/org/opennebula/client/vrouter/VirtualRouterPool.java b/src/oca/java/src/org/opennebula/client/vrouter/VirtualRouterPool.java
index 45b8886ef4..a845e93e46 100644
--- a/src/oca/java/src/org/opennebula/client/vrouter/VirtualRouterPool.java
+++ b/src/oca/java/src/org/opennebula/client/vrouter/VirtualRouterPool.java
@@ -61,6 +61,7 @@ public class VirtualRouterPool extends Pool implements Iterable<VirtualRouter>
      * <li>{@link Pool#MINE}: Connected user's VirtualRouters</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's VirtualRouters, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group VirtualRouters</li>
      * <li>&gt;= 0 UID User's VirtualRouters</li>
      * </ul>
      */
@@ -89,6 +90,7 @@ public class VirtualRouterPool extends Pool implements Iterable<VirtualRouter>
      * <li>{@link Pool#MINE}: Connected user's VirtualRouters</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's VirtualRouters, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group VirtualRouters</li>
      * <li>&gt;= 0 UID User's VirtualRouters</li>
      * </ul>
      * @return If successful the message contains the string
@@ -147,6 +149,7 @@ public class VirtualRouterPool extends Pool implements Iterable<VirtualRouter>
      * <li>{@link Pool#MINE}: Connected user's VirtualRouters</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's VirtualRouters, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group VirtualRouters</li>
      * <li>&gt;= 0 UID User's VirtualRouters</li>
      * </ul>
      * @param startId Lowest Id to retrieve
@@ -219,6 +222,7 @@ public class VirtualRouterPool extends Pool implements Iterable<VirtualRouter>
      * <li>{@link Pool#MINE}: Connected user's VirtualRouters</li>
      * <li>{@link Pool#MINE_GROUP}: Connected user's VirtualRouters, and the ones in
      * his group</li>
+     * <li>{@link Pool#GROUP}: User's primary group VirtualRouters</li>
      * <li>&gt;= 0 UID User's VirtualRouters</li>
      * </ul>
      * @param startId Lowest Id to retrieve