diff --git a/libreplan-business/src/main/java/org/libreplan/business/common/BaseEntity.java b/libreplan-business/src/main/java/org/libreplan/business/common/BaseEntity.java
index 2635a206a..cf2b3650a 100644
--- a/libreplan-business/src/main/java/org/libreplan/business/common/BaseEntity.java
+++ b/libreplan-business/src/main/java/org/libreplan/business/common/BaseEntity.java
@@ -110,7 +110,7 @@ public abstract class BaseEntity implements INewObject {
     }
 
     protected static <T extends BaseEntity> T create(T baseEntity) {
-        baseEntity.newObject = true;
+        baseEntity.setNewObject(true);
         return baseEntity;
     }
 
diff --git a/libreplan-business/src/main/java/org/libreplan/business/common/IntegrationEntity.java b/libreplan-business/src/main/java/org/libreplan/business/common/IntegrationEntity.java
index 9856fdeae..915762aff 100644
--- a/libreplan-business/src/main/java/org/libreplan/business/common/IntegrationEntity.java
+++ b/libreplan-business/src/main/java/org/libreplan/business/common/IntegrationEntity.java
@@ -67,7 +67,7 @@ public abstract class IntegrationEntity extends BaseEntity {
         T integrationEntity, String code) {
 
         BaseEntity.create(integrationEntity);
-        integrationEntity.code = code;
+        integrationEntity.setCode(code);
 
         return integrationEntity;
 
@@ -82,7 +82,7 @@ public abstract class IntegrationEntity extends BaseEntity {
         T integrationEntity) {
 
         BaseEntity.create(integrationEntity);
-        integrationEntity.code = generateCode();
+        integrationEntity.setCode(generateCode());
 
         return integrationEntity;
 
diff --git a/libreplan-business/src/main/java/org/libreplan/business/planner/entities/TaskElement.java b/libreplan-business/src/main/java/org/libreplan/business/planner/entities/TaskElement.java
index 3afb60855..3af1c9817 100644
--- a/libreplan-business/src/main/java/org/libreplan/business/planner/entities/TaskElement.java
+++ b/libreplan-business/src/main/java/org/libreplan/business/planner/entities/TaskElement.java
@@ -136,7 +136,7 @@ public abstract class TaskElement extends BaseEntity {
 
     protected static <T extends TaskElement> T create(T taskElement,
             TaskSource taskSource) {
-        taskElement.taskSource = taskSource;
+        taskElement.setTaskSource(taskSource);
         taskElement.updateDeadlineFromOrderElement();
         taskElement.setName(taskElement.getOrderElement().getName());
         taskElement.updateAdvancePercentageFromOrderElement();
@@ -218,6 +218,10 @@ public abstract class TaskElement extends BaseEntity {
         return taskSource;
     }
 
+    protected void setTaskSource(TaskSource taskSource) {
+        this.taskSource = taskSource;
+    }
+
     protected void copyDependenciesTo(TaskElement result) {
         for (Dependency dependency : getDependenciesWithThisOrigin()) {
             Dependency.create(result, dependency.getDestination(),
diff --git a/libreplan-business/src/main/java/org/libreplan/business/planner/entities/allocationalgorithms/AllocationModification.java b/libreplan-business/src/main/java/org/libreplan/business/planner/entities/allocationalgorithms/AllocationModification.java
index b595e3948..df3c5ddee 100644
--- a/libreplan-business/src/main/java/org/libreplan/business/planner/entities/allocationalgorithms/AllocationModification.java
+++ b/libreplan-business/src/main/java/org/libreplan/business/planner/entities/allocationalgorithms/AllocationModification.java
@@ -98,7 +98,7 @@ public abstract class AllocationModification {
                 .unmodifiableList(new ArrayList<Resource>(resources));
     }
 
-    private boolean hasNoResources() {
+    protected boolean hasNoResources() {
         return resourcesOnWhichApplyAllocation.isEmpty();
     }
 
diff --git a/libreplan-business/src/main/java/org/libreplan/business/templates/entities/OrderElementTemplate.java b/libreplan-business/src/main/java/org/libreplan/business/templates/entities/OrderElementTemplate.java
index 2d350f74a..c7f04ecc8 100644
--- a/libreplan-business/src/main/java/org/libreplan/business/templates/entities/OrderElementTemplate.java
+++ b/libreplan-business/src/main/java/org/libreplan/business/templates/entities/OrderElementTemplate.java
@@ -107,18 +107,18 @@ public abstract class OrderElementTemplate extends BaseEntity implements
                 .getInitDate());
         Days fromBeginningToEnd = daysBetween(order.getInitDate(), origin
                 .getDeadline());
-        beingBuilt.materialAssignments = copyMaterialAssignmentsFrom(beingBuilt, origin
-                .getMaterialAssignments());
-        beingBuilt.criterionRequirements = copyDirectCriterionRequirements(
-                beingBuilt, origin.getDirectCriterionRequirement());
-        beingBuilt.labels = new HashSet<Label>(origin.getLabels());
-        beingBuilt.qualityForms = origin.getQualityForms();
-        beingBuilt.advanceAssignmentTemplates = copyDirectAdvanceAssignments(
-                beingBuilt, origin.getDirectAdvanceAssignments());
-        beingBuilt.infoComponent = infoComponentCopied;
-        beingBuilt.schedulingStateType = origin.getSchedulingStateType();
+        beingBuilt.setMaterialAssignments(copyMaterialAssignmentsFrom(beingBuilt, origin
+                .getMaterialAssignments()));
+        beingBuilt.setCriterionRequirements(copyDirectCriterionRequirements(
+                beingBuilt, origin.getDirectCriterionRequirement()));
+        beingBuilt.addLabels(origin.getLabels());
+        beingBuilt.setQualityForms(origin.getQualityForms());
+        beingBuilt.setAdvanceAssignmentTemplates(copyDirectAdvanceAssignments(
+                beingBuilt, origin.getDirectAdvanceAssignments()));
+        beingBuilt.setInfoComponent(infoComponentCopied);
+        beingBuilt.setSchedulingStateType(origin.getSchedulingStateType());
         assignDates(beingBuilt, fromBeginningToStart, fromBeginningToEnd);
-        beingBuilt.origin = origin;
+        beingBuilt.setOrigin(origin);
         return create(beingBuilt);
     }
 
@@ -155,7 +155,7 @@ public abstract class OrderElementTemplate extends BaseEntity implements
     }
 
     public static <T extends OrderElementTemplate> T createNew(T beingBuilt) {
-        beingBuilt.infoComponent = new InfoComponent();
+        beingBuilt.setInfoComponent(new InfoComponent());
         assignDates(beingBuilt, null, null);
         return create(beingBuilt);
     }
@@ -314,6 +314,10 @@ public abstract class OrderElementTemplate extends BaseEntity implements
         return schedulingStateType;
     }
 
+    protected void setSchedulingStateType(SchedulingState.Type schedulingStateType) {
+        this.schedulingStateType = schedulingStateType;
+    }
+
     public OrderLineGroupTemplate getParent() {
         return parent;
     }
@@ -322,13 +326,17 @@ public abstract class OrderElementTemplate extends BaseEntity implements
         this.parent = parent;
     }
 
-    private InfoComponent getInfoComponent() {
+    protected InfoComponent getInfoComponent() {
         if (infoComponent == null) {
             infoComponent = new InfoComponent();
         }
         return infoComponent;
     }
 
+    protected void setInfoComponent(InfoComponent infoComponent) {
+        this.infoComponent = infoComponent;
+    }
+
     /**
      * @return a description of the type or template this object is
      */
@@ -388,6 +396,10 @@ public abstract class OrderElementTemplate extends BaseEntity implements
         return Collections.unmodifiableSet(materialAssignments);
     }
 
+    protected void setMaterialAssignments(Set<MaterialAssignmentTemplate> materialAssigments) {
+        this.materialAssignments = materialAssignments;
+    }
+
     public void addMaterialAssignment(
             MaterialAssignmentTemplate materialAssignment) {
         Validate.notNull(materialAssignment);
@@ -429,6 +441,11 @@ public abstract class OrderElementTemplate extends BaseEntity implements
         this.labels.add(label);
     }
 
+    public void addLabels(Collection<Label> labels){
+        Validate.notNull(labels);
+        this.labels.addAll(labels);
+    }
+
     public void removeLabel(Label label) {
         this.labels.remove(label);
     }
@@ -437,6 +454,10 @@ public abstract class OrderElementTemplate extends BaseEntity implements
         return Collections.unmodifiableSet(qualityForms);
     }
 
+    protected void setQualityForms(Set<QualityForm> qualityForms) {
+        this.qualityForms = qualityForms;
+    }
+
     public void addQualityForm(QualityForm qualityForm) {
         qualityForms.add(qualityForm);
     }
@@ -450,6 +471,11 @@ public abstract class OrderElementTemplate extends BaseEntity implements
         return Collections.unmodifiableSet(advanceAssignmentTemplates);
     }
 
+    protected void setAdvanceAssignmentTemplates(
+            Set<AdvanceAssignmentTemplate> advanceAssignmentTemplates) {
+        this.advanceAssignmentTemplates = advanceAssignmentTemplates;
+    }
+
     public boolean isRoot() {
         return getParent() == null;
     }
@@ -497,6 +523,10 @@ public abstract class OrderElementTemplate extends BaseEntity implements
         return Collections.unmodifiableSet(criterionRequirements);
     }
 
+    protected void setCriterionRequirements(Set<CriterionRequirement> criterionRequirements) {
+        this.criterionRequirements = criterionRequirements;
+    }
+
     public abstract List<HoursGroup> getHoursGroups();
 
     public abstract Integer getWorkHours();
diff --git a/libreplan-business/src/main/java/org/libreplan/business/templates/entities/OrderLineGroupTemplate.java b/libreplan-business/src/main/java/org/libreplan/business/templates/entities/OrderLineGroupTemplate.java
index cf8b62b7d..4d126c5e9 100644
--- a/libreplan-business/src/main/java/org/libreplan/business/templates/entities/OrderLineGroupTemplate.java
+++ b/libreplan-business/src/main/java/org/libreplan/business/templates/entities/OrderLineGroupTemplate.java
@@ -115,7 +115,7 @@ public class OrderLineGroupTemplate extends OrderElementTemplate implements
         OrderElementTemplate.create(beingBuilt, group);
         List<OrderElementTemplate> result = buildChildrenTemplates(beingBuilt,
                 group.getChildren());
-        beingBuilt.children = result;
+        beingBuilt.setChildren(result);
         beingBuilt.propagateIndirectCriterionRequirements();
         return beingBuilt;
     }
@@ -129,7 +129,7 @@ public class OrderLineGroupTemplate extends OrderElementTemplate implements
      * and it's needed to propagate its criteria while preserving the original
      * value of 'valid' field in {@link IndirectCriterionRequirement}
      */
-    private void propagateIndirectCriterionRequirements() {
+    protected void propagateIndirectCriterionRequirements() {
         propagateIndirectCriterionRequirementsForOrderLineGroup(this);
         propagateIndirectCriterionRequirementsForOrderLines(this);
     }
@@ -212,6 +212,10 @@ public class OrderLineGroupTemplate extends OrderElementTemplate implements
         return Collections.unmodifiableList(children);
     }
 
+    protected void setChildren(List<OrderElementTemplate> children) {
+        this.children = children;
+    }
+
     @Override
     public ITreeParentNode<OrderElementTemplate> toContainer() {
         return this;