Add network events to IIDM API

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/DefaultNetworkListener.java

@@ -28,11 +28,6 @@ public void afterRemoval(String identifiable) {
         // empty default implementation
     }
 
-    @Override
-    public void onUpdate(Identifiable<?> identifiable, String attribute, Object oldValue, Object newValue) {
-        // empty default implementation
-    }
-
     @Override
     public void onUpdate(Identifiable<?> identifiable, String attribute, String variantId, Object oldValue, Object newValue) {
         // empty default implementation
@@ -44,7 +39,7 @@ public void onExtensionCreation(Extension<?> extension) {
     }
 
     @Override
-    public void onExtensionUpdate(Extension<?> extension, String attribute, Object oldValue, Object newValue) {
+    public void onExtensionUpdate(Extension<?> extension, String attribute, String variantId, Object oldValue, Object newValue) {
         // empty default implementation
     }
 
@@ -57,4 +52,34 @@ public void onExtensionBeforeRemoval(Extension<?> extension) {
     public void onExtensionAfterRemoval(Identifiable<?> identifiable, String extensionName) {
         // empty default implementation
     }
+
+    @Override
+    public void onPropertyAdded(Identifiable<?> identifiable, String attribute, Object newValue) {
+        // empty default implementation
+    }
+
+    @Override
+    public void onPropertyReplaced(Identifiable<?> identifiable, String attribute, Object oldValue, Object newValue) {
+        // empty default implementation
+    }
+
+    @Override
+    public void onPropertyRemoved(Identifiable<?> identifiable, String attribute, Object oldValue) {
+        // empty default implementation
+    }
+
+    @Override
+    public void onVariantCreated(String sourceVariantId, String targetVariantId) {
+        // empty default implementation
+    }
+
+    @Override
+    public void onVariantOverwritten(String sourceVariantId, String targetVariantId) {
+        // empty default implementation
+    }
+
+    @Override
+    public void onVariantRemoved(String variantId) {
+        // empty default implementation
+    }
 }

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/NetworkEventRecorder.java

@@ -0,0 +1,100 @@
+/**
+ * Copyright (c) 2024, RTE (http://www.rte-france.com)
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+package com.powsybl.iidm.network;
+
+import com.powsybl.commons.extensions.Extension;
+import com.powsybl.iidm.network.events.*;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @author Geoffroy Jamgotchian {@literal <geoffroy.jamgotchian at rte-france.com>}
+ */
+public class NetworkEventRecorder implements NetworkListener {
+
+    private final List<NetworkEvent> events = new ArrayList<>();
+
+    public List<NetworkEvent> getEvents() {
+        return events;
+    }
+
+    public void reset() {
+        events.clear();
+    }
+
+    @Override
+    public void onCreation(Identifiable<?> identifiable) {
+        events.add(new CreationNetworkEvent(identifiable.getId()));
+    }
+
+    @Override
+    public void beforeRemoval(Identifiable<?> identifiable) {
+        events.add(new RemovalNetworkEvent(identifiable.getId(), false));
+    }
+
+    @Override
+    public void afterRemoval(String id) {
+        events.add(new RemovalNetworkEvent(id, true));
+    }
+
+    @Override
+    public void onUpdate(Identifiable<?> identifiable, String attribute, String variantId, Object oldValue, Object newValue) {
+        events.add(new UpdateNetworkEvent(identifiable.getId(), attribute, variantId, oldValue, newValue));
+    }
+
+    @Override
+    public void onExtensionCreation(Extension<?> extension) {
+        events.add(new ExtensionCreationNetworkEvent(((Identifiable<?>) extension.getExtendable()).getId(), extension.getName()));
+    }
+
+    @Override
+    public void onExtensionAfterRemoval(Identifiable<?> identifiable, String extensionName) {
+        events.add(new ExtensionRemovalNetworkEvent(identifiable.getId(), extensionName, true));
+    }
+
+    @Override
+    public void onExtensionBeforeRemoval(Extension<?> extension) {
+        events.add(new ExtensionRemovalNetworkEvent(((Identifiable<?>) extension.getExtendable()).getId(), extension.getName(), false));
+    }
+
+    @Override
+    public void onExtensionUpdate(Extension<?> extension, String attribute, String variantId, Object oldValue, Object newValue) {
+        events.add(new ExtensionUpdateNetworkEvent(((Identifiable<?>) extension.getExtendable()).getId(), extension.getName(), attribute, variantId, oldValue, newValue));
+    }
+
+    @Override
+    public void onPropertyAdded(Identifiable<?> identifiable, String attribute, Object newValue) {
+        events.add(new PropertyUpdateNetworkEvent(identifiable.getId(), attribute, PropertyUpdateNetworkEvent.PropertyUpdateType.ADDED, null, newValue));
+    }
+
+    @Override
+    public void onPropertyReplaced(Identifiable<?> identifiable, String attribute, Object oldValue, Object newValue) {
+        events.add(new PropertyUpdateNetworkEvent(identifiable.getId(), attribute, PropertyUpdateNetworkEvent.PropertyUpdateType.REPLACED, oldValue, newValue));
+    }
+
+    @Override
+    public void onPropertyRemoved(Identifiable<?> identifiable, String attribute, Object oldValue) {
+        events.add(new PropertyUpdateNetworkEvent(identifiable.getId(), attribute, PropertyUpdateNetworkEvent.PropertyUpdateType.REMOVED, oldValue, null));
+    }
+
+    @Override
+    public void onVariantCreated(String sourceVariantId, String targetVariantId) {
+        events.add(new VariantNetworkEvent(sourceVariantId, targetVariantId, VariantNetworkEvent.VariantEventType.CREATED));
+    }
+
+    @Override
+    public void onVariantOverwritten(String sourceVariantId, String targetVariantId) {
+        events.add(new VariantNetworkEvent(sourceVariantId, targetVariantId, VariantNetworkEvent.VariantEventType.OVERWRITTEN));
+    }
+
+    @Override
+    public void onVariantRemoved(String variantId) {
+        events.add(new VariantNetworkEvent(variantId, null, VariantNetworkEvent.VariantEventType.REMOVED));
+    }
+}

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/NetworkListener.java

@@ -20,8 +20,6 @@ public interface NetworkListener {
 
     void afterRemoval(String id);
 
-    void onUpdate(Identifiable<?> identifiable, String attribute, Object oldValue, Object newValue);
-
     void onUpdate(Identifiable<?> identifiable, String attribute, String variantId, Object oldValue, Object newValue);
 
     void onExtensionCreation(Extension<?> extension);
@@ -30,29 +28,17 @@ public interface NetworkListener {
 
     void onExtensionBeforeRemoval(Extension<?> extension);
 
-    void onExtensionUpdate(Extension<?> extendable, String attribute, Object oldValue, Object newValue);
+    void onExtensionUpdate(Extension<?> extendable, String attribute, String variantId, Object oldValue, Object newValue);
 
-    default void onElementAdded(Identifiable<?> identifiable, String attribute, Object newValue) {
-        // empty default implementation
-    }
+    void onPropertyAdded(Identifiable<?> identifiable, String attribute, Object newValue);
 
-    default void onElementReplaced(Identifiable<?> identifiable, String attribute, Object oldValue, Object newValue) {
-        // empty default implementation
-    }
+    void onPropertyReplaced(Identifiable<?> identifiable, String attribute, Object oldValue, Object newValue);
 
-    default void onElementRemoved(Identifiable<?> identifiable, String attribute, Object oldValue) {
-        // empty default implementation
-    }
+    void onPropertyRemoved(Identifiable<?> identifiable, String attribute, Object oldValue);
 
-    default void onVariantCreated(String sourceVariantId, String targetVariantId) {
-        // empty default implementation
-    }
+    void onVariantCreated(String sourceVariantId, String targetVariantId);
 
-    default void onVariantOverwritten(String sourceVariantId, String targetVariantId) {
-        // empty default implementation
-    }
+    void onVariantOverwritten(String sourceVariantId, String targetVariantId);
 
-    default void onVariantRemoved(String variantId) {
-        // empty default implementation
-    }
+    void onVariantRemoved(String variantId);
 }

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/events/CreationNetworkEvent.java

@@ -0,0 +1,24 @@
+/**
+ * Copyright (c) 2024, RTE (http://www.rte-france.com)
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+package com.powsybl.iidm.network.events;
+
+import java.util.Objects;
+
+/**
+ * @author Geoffroy Jamgotchian {@literal <geoffroy.jamgotchian at rte-france.com>}
+ */
+public record CreationNetworkEvent(String id) implements NetworkEvent {
+    public CreationNetworkEvent {
+        Objects.requireNonNull(id);
+    }
+
+    @Override
+    public Type getType() {
+        return Type.CREATION;
+    }
+}

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/events/ExtensionCreationNetworkEvent.java

@@ -0,0 +1,25 @@
+/**
+ * Copyright (c) 2024, RTE (http://www.rte-france.com)
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+package com.powsybl.iidm.network.events;
+
+import java.util.Objects;
+
+/**
+ * @author Geoffroy Jamgotchian {@literal <geoffroy.jamgotchian at rte-france.com>}
+ */
+public record ExtensionCreationNetworkEvent(String id, String extensionName) implements NetworkEvent {
+    public ExtensionCreationNetworkEvent {
+        Objects.requireNonNull(id);
+        Objects.requireNonNull(extensionName);
+    }
+
+    @Override
+    public Type getType() {
+        return Type.EXTENSION_CREATION;
+    }
+}

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/events/ExtensionRemovalNetworkEvent.java

@@ -0,0 +1,25 @@
+/**
+ * Copyright (c) 2024, RTE (http://www.rte-france.com)
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+package com.powsybl.iidm.network.events;
+
+import java.util.Objects;
+
+/**
+ * @author Geoffroy Jamgotchian {@literal <geoffroy.jamgotchian at rte-france.com>}
+ */
+public record ExtensionRemovalNetworkEvent(String id, String extensionName, boolean after) implements NetworkEvent {
+    public ExtensionRemovalNetworkEvent {
+        Objects.requireNonNull(id);
+        Objects.requireNonNull(extensionName);
+    }
+
+    @Override
+    public Type getType() {
+        return Type.EXTENSION_REMOVAL;
+    }
+}

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/events/ExtensionUpdateNetworkEvent.java

@@ -0,0 +1,26 @@
+/**
+ * Copyright (c) 2024, RTE (http://www.rte-france.com)
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+package com.powsybl.iidm.network.events;
+
+import java.util.Objects;
+
+/**
+ * @author Geoffroy Jamgotchian {@literal <geoffroy.jamgotchian at rte-france.com>}
+ */
+public record ExtensionUpdateNetworkEvent(String id, String extensionName, String attribute, String variantId, Object oldValue, Object newValue) implements NetworkEvent {
+    public ExtensionUpdateNetworkEvent {
+        Objects.requireNonNull(id);
+        Objects.requireNonNull(extensionName);
+        Objects.requireNonNull(attribute);
+    }
+
+    @Override
+    public Type getType() {
+        return Type.EXTENSION_UPDATE;
+    }
+}

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/events/NetworkEvent.java

@@ -0,0 +1,26 @@
+/**
+ * Copyright (c) 2024, RTE (http://www.rte-france.com)
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+package com.powsybl.iidm.network.events;
+
+/**
+ * @author Geoffroy Jamgotchian {@literal <geoffroy.jamgotchian at rte-france.com>}
+ */
+public interface NetworkEvent {
+    enum Type {
+        CREATION,
+        REMOVAL,
+        UPDATE,
+        PROPERTY_UPDATE,
+        EXTENSION_CREATION,
+        EXTENSION_REMOVAL,
+        EXTENSION_UPDATE,
+        VARIANT,
+    }
+
+    Type getType();
+}

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/events/PropertyUpdateNetworkEvent.java

@@ -0,0 +1,33 @@
+/**
+ * Copyright (c) 2024, RTE (http://www.rte-france.com)
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+package com.powsybl.iidm.network.events;
+
+import java.util.Objects;
+
+/**
+ * @author Geoffroy Jamgotchian {@literal <geoffroy.jamgotchian at rte-france.com>}
+ */
+public record PropertyUpdateNetworkEvent(String id, String attribute, PropertyUpdateType updateType, Object oldValue, Object newValue) implements NetworkEvent {
+
+    public enum PropertyUpdateType {
+        ADDED,
+        REMOVED,
+        REPLACED;
+    }
+
+    public PropertyUpdateNetworkEvent {
+        Objects.requireNonNull(id);
+        Objects.requireNonNull(attribute);
+        Objects.requireNonNull(updateType);
+    }
+
+    @Override
+    public Type getType() {
+        return Type.PROPERTY_UPDATE;
+    }
+}

iidm/iidm-api/src/main/java/com/powsybl/iidm/network/events/RemovalNetworkEvent.java

@@ -0,0 +1,24 @@
+/**
+ * Copyright (c) 2024, RTE (http://www.rte-france.com)
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+package com.powsybl.iidm.network.events;
+
+import java.util.Objects;
+
+/**
+ * @author Geoffroy Jamgotchian {@literal <geoffroy.jamgotchian at rte-france.com>}
+ */
+public record RemovalNetworkEvent(String id, boolean after) implements NetworkEvent {
+    public RemovalNetworkEvent {
+        Objects.requireNonNull(id);
+    }
+
+    @Override
+    public Type getType() {
+        return Type.REMOVAL;
+    }
+}