diff --git a/src/common/tools/object_factory/Constraint.py b/src/common/tools/object_factory/Constraint.py
index e3c5129fd5bda5fb4a6659fc39b208bbdf0bb40f..ef00e3872343196f0a9f8de97d3b1ab6fc12d847 100644
--- a/src/common/tools/object_factory/Constraint.py
+++ b/src/common/tools/object_factory/Constraint.py
@@ -13,7 +13,7 @@
 # limitations under the License.
 
 import json
-from typing import Any, Dict, Union
+from typing import Any, Dict, List, Union
 
 def json_constraint_custom(constraint_type : str, constraint_value : Union[str, Dict[str, Any]]) -> Dict:
     if not isinstance(constraint_value, str): constraint_value = json.dumps(constraint_value, sort_keys=True)
@@ -29,5 +29,16 @@ def json_constraint_endpoint_location_gps(endpoint_id : Dict, latitude : float,
 def json_constraint_endpoint_priority(endpoint_id : Dict, priority : int) -> Dict:
     return {'endpoint_priority': {'endpoint_id': endpoint_id, 'priority': priority}}
 
-def json_constraint_sla_availability(num_disjoint_paths : int, all_active : bool) -> Dict:
-    return {'sla_availability': {'num_disjoint_paths': num_disjoint_paths, 'all_active': all_active}}
+def json_constraint_sla_availability(num_disjoint_paths : int, all_active : bool, availability : float) -> Dict:
+    return {'sla_availability': {
+        'num_disjoint_paths': num_disjoint_paths, 'all_active': all_active, 'availability': availability
+    }}
+
+def json_constraint_sla_capacity(capacity_gbps : float) -> Dict:
+    return {'sla_capacity': {'capacity_gbps': capacity_gbps}}
+
+def json_constraint_sla_isolation(isolation_levels : List[int]) -> Dict:
+    return {'sla_isolation': {'isolation_level': isolation_levels}}
+
+def json_constraint_sla_latency(e2e_latency_ms : float) -> Dict:
+    return {'sla_latency': {'e2e_latency_ms': e2e_latency_ms}}