diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/planner/limiting/entities/LimitingResourceAllocator.java b/navalplanner-business/src/main/java/org/navalplanner/business/planner/limiting/entities/LimitingResourceAllocator.java
index 54fab3a58..bf633e619 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/planner/limiting/entities/LimitingResourceAllocator.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/planner/limiting/entities/LimitingResourceAllocator.java
@@ -109,7 +109,7 @@ public class LimitingResourceAllocator {
             result.add(gap);
         } else if (isGeneric(element)) {
             final List<Gap> gaps = gap.splitIntoGapsSatisfyingCriteria(
-                    resource, getCriteria(element));
+                    resource, element.getCriteria());
             for (Gap subgap : gaps) {
                 if (subgap.canFit(element)) {
                     result.add(subgap);
@@ -185,14 +185,6 @@ public class LimitingResourceAllocator {
         return element.getResourceAllocation() instanceof SpecificResourceAllocation;
     }
 
-    private static Set<Criterion> getCriteria(LimitingResourceQueueElement element) {
-        final ResourceAllocation<?> resourceAllocation = element.getResourceAllocation();
-        if (resourceAllocation instanceof GenericResourceAllocation) {
-            return ((GenericResourceAllocation) resourceAllocation).getCriterions();
-        }
-        return null;
-    }
-
     public static DateAndHour getFirstElementTime(List<DayAssignment> dayAssignments) {
         final DayAssignment start = dayAssignments.get(0);
         return new DateAndHour(start.getDay(), start.getHours());
diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/planner/limiting/entities/LimitingResourceQueueElement.java b/navalplanner-business/src/main/java/org/navalplanner/business/planner/limiting/entities/LimitingResourceQueueElement.java
index 5f72b4717..d2ab463b5 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/planner/limiting/entities/LimitingResourceQueueElement.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/planner/limiting/entities/LimitingResourceQueueElement.java
@@ -30,8 +30,10 @@ import org.apache.commons.lang.Validate;
 import org.joda.time.LocalDate;
 import org.navalplanner.business.common.BaseEntity;
 import org.navalplanner.business.planner.entities.Dependency;
+import org.navalplanner.business.planner.entities.GenericResourceAllocation;
 import org.navalplanner.business.planner.entities.ResourceAllocation;
 import org.navalplanner.business.planner.entities.SpecificResourceAllocation;
+import org.navalplanner.business.resources.entities.Criterion;
 import org.navalplanner.business.resources.entities.LimitingResourceQueue;
 import org.navalplanner.business.resources.entities.Resource;
 
@@ -244,4 +246,20 @@ public class LimitingResourceQueueElement extends BaseEntity {
         setEndHour(0);
         getResourceAllocation().removeLimitingDayAssignments();
     }
+
+    public boolean isSpecific() {
+        return resourceAllocation instanceof SpecificResourceAllocation;
+    }
+
+    public boolean isGeneric() {
+        return resourceAllocation instanceof GenericResourceAllocation;
+    }
+
+    public Set<Criterion> getCriteria() {
+        if (!isGeneric()) {
+            throw new IllegalStateException("this is not a generic element");
+        }
+        final ResourceAllocation<?> resourceAllocation = getResourceAllocation();
+        return ((GenericResourceAllocation) resourceAllocation).getCriterions();
+    }
 }