diff --git a/src/main/java/org/gcube/informationsystem/resourceregistry/requests/ServerRequestInfo.java b/src/main/java/org/gcube/informationsystem/resourceregistry/requests/ServerRequestInfo.java
index 901a0ee..e9d1c71 100644
--- a/src/main/java/org/gcube/informationsystem/resourceregistry/requests/ServerRequestInfo.java
+++ b/src/main/java/org/gcube/informationsystem/resourceregistry/requests/ServerRequestInfo.java
@@ -4,8 +4,7 @@ import java.util.List;
 
 import javax.ws.rs.core.UriInfo;
 
-import org.gcube.informationsystem.base.reference.IdentifiableElement;
-import org.gcube.informationsystem.model.reference.properties.Metadata;
+import org.gcube.informationsystem.resourceregistry.api.request.BaseRequestInfo;
 import org.gcube.informationsystem.resourceregistry.api.request.RequestInfo;
 import org.gcube.informationsystem.resourceregistry.api.rest.InstancePath;
 import org.slf4j.Logger;
@@ -14,39 +13,14 @@ import org.slf4j.LoggerFactory;
 /**
  * @author Luca Frosini (ISTI - CNR)
  */
-public class ServerRequestInfo implements RequestInfo {
+public class ServerRequestInfo extends BaseRequestInfo implements RequestInfo {
 	
 	protected static Logger logger = LoggerFactory.getLogger(ServerRequestInfo.class);
 	
 	protected UriInfo uriInfo;
 	
-	/**
-	 * Track if the request requested to include {@link Metadata} 
-	 */
-	protected boolean includeMeta;
-	
-	/**
-	 * Track if the request requested to include {@link Metadata} in all
-	 * {@link IdentifiableElement} or just in the root instance 
-	 */
-	protected boolean allMeta;
-	
-	
-	/**
-	 * Track if hierarchicalMode has been requested 
-	 */
-	protected boolean hierarchicalMode;
-	
-	/**
-	 * Track if the request requested to include contexts 
-	 */	
-	protected boolean includeContexts;
-
 	public ServerRequestInfo() {
-		this.includeMeta = false;
-		this.allMeta = false;
-		this.hierarchicalMode = false;
-		this.includeContexts = false;
+		super();
 		this.uriInfo = null;
 	}
 	
@@ -150,44 +124,8 @@ public class ServerRequestInfo implements RequestInfo {
 		checkQueryParameter(InstancePath.INCLUDE_META_IN_ALL_INSTANCES_QUERY_PARAMETER);
 	}
 	
-	@Override
-	public boolean includeMeta() {
-		return includeMeta;
-	}
-
-	@Override
-	public void setIncludeMeta(boolean includeMeta) {
-		this.includeMeta = includeMeta;
-	}
-
-	@Override
-	public boolean allMeta() {
-		return allMeta;
-	}
-
-	@Override
-	public void setAllMeta(boolean allMeta) {
-		this.allMeta = allMeta;
-	}
 	
-	@Override
-	public boolean isHierarchicalMode() {
-		return hierarchicalMode;
-	}
-	
-	@Override
-	public void setHierarchicalMode(boolean hierarchicalMode) {
-		this.hierarchicalMode = hierarchicalMode;
-	}
 
-	@Override
-	public boolean includeContexts() {
-		return includeContexts;
-	}
 	
-	@Override
-	public void setIncludeContexts(boolean includeContexts) {
-		this.includeContexts = includeContexts;
-	}
 	
 }