From 1d5f29f42583df6129d00c2f93af0040c2b9a6da Mon Sep 17 00:00:00 2001
From: lisrte <laurent.issertial@rte-france.com>
Date: Fri, 3 Nov 2023 15:27:25 +0100
Subject: [PATCH] Fix code smells

Signed-off-by: lisrte <laurent.issertial@rte-france.com>
---
 .../com/powsybl/dynawaltz/models/EquipmentBlackBoxModel.java    | 2 +-
 .../java/com/powsybl/dynawaltz/models/hvdc/AbstractHvdc.java    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/dynawaltz/src/main/java/com/powsybl/dynawaltz/models/EquipmentBlackBoxModel.java b/dynawaltz/src/main/java/com/powsybl/dynawaltz/models/EquipmentBlackBoxModel.java
index 0e38d9f62..b8cd05588 100644
--- a/dynawaltz/src/main/java/com/powsybl/dynawaltz/models/EquipmentBlackBoxModel.java
+++ b/dynawaltz/src/main/java/com/powsybl/dynawaltz/models/EquipmentBlackBoxModel.java
@@ -15,5 +15,5 @@
 public interface EquipmentBlackBoxModel extends BlackBoxModel {
     String getStaticId();
 
-    Identifiable<?> getEquipment();
+    Identifiable<? extends Identifiable<?>> getEquipment();
 }
diff --git a/dynawaltz/src/main/java/com/powsybl/dynawaltz/models/hvdc/AbstractHvdc.java b/dynawaltz/src/main/java/com/powsybl/dynawaltz/models/hvdc/AbstractHvdc.java
index db28b7cff..2f32e5ef2 100644
--- a/dynawaltz/src/main/java/com/powsybl/dynawaltz/models/hvdc/AbstractHvdc.java
+++ b/dynawaltz/src/main/java/com/powsybl/dynawaltz/models/hvdc/AbstractHvdc.java
@@ -63,7 +63,7 @@ protected final VarConnection getSimpleVarConnectionWithBus(EquipmentConnectionP
         return new VarConnection(TERMINAL_PREFIX + side.getSideNumber(), connected.getTerminalVarName(side));
     }
 
-    public List<HvdcConverterStation<?>> getConnectedStations() {
+    public List<HvdcConverterStation<? extends HvdcConverterStation<?>>> getConnectedStations() {
         return List.of(equipment.getConverterStation1(), equipment.getConverterStation2());
     }
 }