diff --git a/backend/application/syson-application-configuration/src/main/java/org/eclipse/syson/application/configuration/SysMLv2PropertiesConfigurer.java b/backend/application/syson-application-configuration/src/main/java/org/eclipse/syson/application/configuration/SysMLv2PropertiesConfigurer.java
index 0d8333e76..3b79ec4a7 100644
--- a/backend/application/syson-application-configuration/src/main/java/org/eclipse/syson/application/configuration/SysMLv2PropertiesConfigurer.java
+++ b/backend/application/syson-application-configuration/src/main/java/org/eclipse/syson/application/configuration/SysMLv2PropertiesConfigurer.java
@@ -64,6 +64,7 @@
 import org.eclipse.syson.sysml.helper.LabelConstants;
 import org.eclipse.syson.util.AQLConstants;
 import org.eclipse.syson.util.AQLUtils;
+import org.eclipse.syson.util.ServiceMethod;
 import org.eclipse.syson.util.SysMLMetamodelHelper;
 import org.springframework.context.annotation.Configuration;
 
@@ -516,7 +517,7 @@ private FormElementFor createCoreWidgets() {
         FormElementFor forElt = FormFactory.eINSTANCE.createFormElementFor();
         forElt.setName("Widgets for Core Group");
         forElt.setIterator(E_STRUCTURAL_FEATURE);
-        forElt.setIterableExpression(AQLUtils.getSelfServiceCallExpression("getCoreFeatures"));
+        forElt.setIterableExpression(ServiceMethod.of0(DetailsViewService::getCoreFeatures).aqlSelf());
         forElt.getChildren().addAll(this.createWidgets());
         return forElt;
     }
@@ -525,7 +526,7 @@ private FormElementFor createAdvancedWidgets() {
         FormElementFor forElt = FormFactory.eINSTANCE.createFormElementFor();
         forElt.setName("Widgets for Advanced Group");
         forElt.setIterator(E_STRUCTURAL_FEATURE);
-        forElt.setIterableExpression(AQLUtils.getSelfServiceCallExpression("getAdvancedFeatures"));
+        forElt.setIterableExpression(ServiceMethod.of0(DetailsViewService::getAdvancedFeatures).aqlSelf());
         forElt.getChildren().addAll(this.createWidgets());
         return forElt;
     }
@@ -659,7 +660,7 @@ private FormElementDescription createDocumentationWidget() {
         TextAreaDescription textarea = FormFactory.eINSTANCE.createTextAreaDescription();
         textarea.setName("DocumentationWidget");
         textarea.setLabelExpression("Documentation");
-        textarea.setValueExpression(AQLUtils.getSelfServiceCallExpression("getDocumentation"));
+        textarea.setValueExpression(ServiceMethod.of0(DetailsViewService::getDocumentation).aqlSelf());
         textarea.setHelpExpression("Use 'shift + enter' to add new lines");
         textarea.setIsEnabledExpression("aql:not(self.isReadOnly())");
         ChangeContext setNewValueOperation = ViewFactory.eINSTANCE.createChangeContext();
@@ -676,7 +677,7 @@ private FormElementDescription createCommentWidget() {
         TextAreaDescription textarea = FormFactory.eINSTANCE.createTextAreaDescription();
         textarea.setName("CommentWidget");
         textarea.setLabelExpression("Comment");
-        textarea.setValueExpression(AQLUtils.getSelfServiceCallExpression("getCommentBody"));
+        textarea.setValueExpression(ServiceMethod.of0(DetailsViewService::getCommentBody).aqlSelf());
         textarea.setHelpExpression("Use 'shift + enter' to add new lines");
         textarea.setIsEnabledExpression("aql:not(self.isReadOnly())");
         ChangeContext setNewValueOperation = ViewFactory.eINSTANCE.createChangeContext();
diff --git a/backend/application/syson-application/src/main/resources/application.properties b/backend/application/syson-application/src/main/resources/application.properties
index 1ab14f212..3c513415b 100644
--- a/backend/application/syson-application/src/main/resources/application.properties
+++ b/backend/application/syson-application/src/main/resources/application.properties
@@ -31,6 +31,10 @@ logging.level.org.eclipse.sirius.web.diagrams.layout.LayoutService=OFF
 # Prevent Elasticsearch from scanning SysON repositories
 spring.data.elasticsearch.repositories.enabled=false
 
+# Prevent liquibase to collect analytics
+# see https://docs.liquibase.com/reference-guide/parameters/analytics-enabled
+liquibase.analytics.enabled=false
+
 ##################################################
 #
 # SYSON CUSTOM IMAGES FOR IMAGES NODES
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/edges/AbstractFeatureValueEdgeDescriptionProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/edges/AbstractFeatureValueEdgeDescriptionProvider.java
index c06612124..488b03c22 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/edges/AbstractFeatureValueEdgeDescriptionProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/edges/AbstractFeatureValueEdgeDescriptionProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2025 Obeo.
+ * Copyright (c) 2025, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -25,9 +25,12 @@
 import org.eclipse.sirius.components.view.diagram.LineStyle;
 import org.eclipse.sirius.components.view.diagram.NodeDescription;
 import org.eclipse.sirius.components.view.diagram.SynchronizationPolicy;
+import org.eclipse.syson.diagram.common.view.services.ViewEdgeService;
 import org.eclipse.syson.sysml.BindingConnectorAsUsage;
 import org.eclipse.syson.sysml.SysmlPackage;
+import org.eclipse.syson.util.AQLConstants;
 import org.eclipse.syson.util.AQLUtils;
+import org.eclipse.syson.util.ServiceMethod;
 import org.eclipse.syson.util.SysMLMetamodelHelper;
 import org.eclipse.syson.util.ViewConstants;
 
@@ -78,10 +81,10 @@ public EdgeDescription create() {
                 .centerLabelExpression("=")
                 .name(this.getName())
                 .semanticCandidatesExpression(AQLUtils.getSelfServiceCallExpression("getAllReachable", domainType))
-                .sourceExpression("aql:self.featureWithValue")
+                .sourceExpression(AQLConstants.AQL_SELF + "." + SysmlPackage.eINSTANCE.getFeatureValue_FeatureWithValue().getName())
                 .style(this.createEdgeStyle())
                 .synchronizationPolicy(SynchronizationPolicy.SYNCHRONIZED)
-                .targetExpression(AQLUtils.getSelfServiceCallExpression("getFeatureValueTarget"))
+                .targetExpression(ServiceMethod.of0(ViewEdgeService::getFeatureValueTarget).aqlSelf())
                 .build();
     }
 
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/edges/AbstractTransitionEdgeDescriptionProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/edges/AbstractTransitionEdgeDescriptionProvider.java
index 7395d87e9..a40a02bff 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/edges/AbstractTransitionEdgeDescriptionProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/edges/AbstractTransitionEdgeDescriptionProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2024, 2025 Obeo.
+ * Copyright (c) 2024, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -34,11 +34,14 @@
 import org.eclipse.sirius.components.view.diagram.SynchronizationPolicy;
 import org.eclipse.syson.diagram.common.view.nodes.DoneActionNodeDescriptionProvider;
 import org.eclipse.syson.diagram.common.view.nodes.StartActionNodeDescriptionProvider;
+import org.eclipse.syson.diagram.common.view.services.ViewEdgeService;
+import org.eclipse.syson.diagram.services.aql.DiagramQueryAQLService;
 import org.eclipse.syson.sysml.SysmlPackage;
 import org.eclipse.syson.sysml.TransitionUsage;
 import org.eclipse.syson.util.AQLConstants;
 import org.eclipse.syson.util.AQLUtils;
 import org.eclipse.syson.util.IDescriptionNameGenerator;
+import org.eclipse.syson.util.ServiceMethod;
 import org.eclipse.syson.util.SysMLMetamodelHelper;
 import org.eclipse.syson.util.ViewConstants;
 
@@ -66,15 +69,16 @@ public EdgeDescription create() {
         return this.getDiagramBuilderHelper().newEdgeDescription()
                 .domainType(domainType)
                 .isDomainBasedEdge(true)
-                .centerLabelExpression(AQLUtils.getSelfServiceCallExpression("getTransitionLabel"))
+                .centerLabelExpression(ServiceMethod.of0(DiagramQueryAQLService::getTransitionLabel).aqlSelf())
                 .name(this.getEdgeDescriptionName())
-                .preconditionExpression("aql:graphicalEdgeSource.isInSameGraphicalContainer(graphicalEdgeTarget,cache)")
+                .preconditionExpression(ServiceMethod.of2(ViewEdgeService::isInSameGraphicalContainer).aql(org.eclipse.sirius.components.diagrams.description.EdgeDescription.GRAPHICAL_EDGE_SOURCE,
+                        org.eclipse.sirius.components.diagrams.description.EdgeDescription.GRAPHICAL_EDGE_TARGET, org.eclipse.sirius.components.diagrams.description.DiagramDescription.CACHE))
                 .semanticCandidatesExpression(AQLUtils.getSelfServiceCallExpression("getAllReachable", domainType))
-                .sourceExpression(AQLConstants.AQL_SELF + ".source")
+                .sourceExpression(AQLConstants.AQL_SELF + "." + SysmlPackage.eINSTANCE.getTransitionUsage_Source().getName())
                 .style(this.createDefaultEdgeStyle())
                 .conditionalStyles(this.createStateConditionalStyle())
                 .synchronizationPolicy(SynchronizationPolicy.SYNCHRONIZED)
-                .targetExpression(AQLConstants.AQL_SELF + ".target")
+                .targetExpression(AQLConstants.AQL_SELF + "." + SysmlPackage.eINSTANCE.getTransitionUsage_Target().getName())
                 .build();
     }
 
@@ -91,18 +95,18 @@ public void link(DiagramDescription diagramDescription, IViewDiagramElementFinde
     @Override
     protected ChangeContextBuilder getSourceReconnectToolBody() {
         return this.getViewBuilderHelper().newChangeContext()
-                .expression(AQLUtils.getServiceCallExpression(AQLConstants.EDGE_SEMANTIC_ELEMENT, "reconnectSourceTransitionEdge", AQLConstants.SEMANTIC_RECONNECTION_TARGET));
+                .expression(ServiceMethod.of1(ViewEdgeService::reconnectSourceTransitionEdge).aql(AQLConstants.EDGE_SEMANTIC_ELEMENT, AQLConstants.SEMANTIC_RECONNECTION_TARGET));
     }
 
     @Override
     protected ChangeContextBuilder getTargetReconnectToolBody() {
         return this.getViewBuilderHelper().newChangeContext()
-                .expression(AQLUtils.getServiceCallExpression(AQLConstants.EDGE_SEMANTIC_ELEMENT, "reconnectTargetTransitionEdge", AQLConstants.SEMANTIC_RECONNECTION_TARGET));
+                .expression(ServiceMethod.of1(ViewEdgeService::reconnectTargetTransitionEdge).aql(AQLConstants.EDGE_SEMANTIC_ELEMENT, AQLConstants.SEMANTIC_RECONNECTION_TARGET));
     }
 
     @Override
     protected String getSourceReconnectToolPreconditionExpression() {
-        return AQLUtils.getServiceCallExpression(AQLConstants.SEMANTIC_OTHER_END, "checkTransitionEdgeTarget", AQLConstants.SEMANTIC_RECONNECTION_TARGET);
+        return ServiceMethod.of1(ViewEdgeService::checkTransitionEdgeTarget).aql(AQLConstants.SEMANTIC_OTHER_END, AQLConstants.SEMANTIC_RECONNECTION_TARGET);
     }
 
     @Override
@@ -165,7 +169,7 @@ protected ConditionalEdgeStyle createStateConditionalStyle() {
                 .lineStyle(LineStyle.SOLID)
                 .sourceArrowStyle(ArrowStyle.NONE)
                 .targetArrowStyle(ArrowStyle.INPUT_ARROW)
-                .condition(AQLUtils.getSelfServiceCallExpression("isTransitionUsageForState"))
+                .condition(ServiceMethod.of0(ViewEdgeService::isTransitionUsageForState).aqlSelf())
                 .build();
     }
 
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/DoneActionNodeDescriptionProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/DoneActionNodeDescriptionProvider.java
index fe6dbe339..90d45bba2 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/DoneActionNodeDescriptionProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/DoneActionNodeDescriptionProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2024, 2025 Obeo.
+ * Copyright (c) 2024, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -21,9 +21,10 @@
 import org.eclipse.sirius.components.view.diagram.NodePalette;
 import org.eclipse.sirius.components.view.diagram.SynchronizationPolicy;
 import org.eclipse.sirius.components.view.diagram.UserResizableDirection;
+import org.eclipse.syson.services.UtilService;
 import org.eclipse.syson.sysml.SysmlPackage;
-import org.eclipse.syson.util.AQLUtils;
 import org.eclipse.syson.util.IDescriptionNameGenerator;
+import org.eclipse.syson.util.ServiceMethod;
 import org.eclipse.syson.util.SysMLMetamodelHelper;
 
 /**
@@ -51,7 +52,7 @@ public NodeDescription create() {
                 .defaultWidthExpression("36")
                 .defaultHeightExpression("36")
                 .name(this.descriptionNameGenerator.getNodeName(DONE_ACTION_NAME))
-                .semanticCandidatesExpression(AQLUtils.getSelfServiceCallExpression("retrieveStandardDoneAction"))
+                .semanticCandidatesExpression(ServiceMethod.of0(UtilService::retrieveStandardDoneAction).aqlSelf())
                 .style(this.createImageNodeStyleDescription("images/done_action.svg"))
                 .userResizable(UserResizableDirection.NONE)
                 .synchronizationPolicy(SynchronizationPolicy.UNSYNCHRONIZED)
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/StartActionNodeDescriptionProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/StartActionNodeDescriptionProvider.java
index ef4b23147..2f556ccf8 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/StartActionNodeDescriptionProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/StartActionNodeDescriptionProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2024, 2025 Obeo.
+ * Copyright (c) 2024, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -27,9 +27,11 @@
 import org.eclipse.sirius.components.view.diagram.NodePalette;
 import org.eclipse.sirius.components.view.diagram.SynchronizationPolicy;
 import org.eclipse.sirius.components.view.diagram.UserResizableDirection;
+import org.eclipse.syson.diagram.common.view.services.ViewCreateService;
+import org.eclipse.syson.services.UtilService;
 import org.eclipse.syson.sysml.SysmlPackage;
-import org.eclipse.syson.util.AQLUtils;
 import org.eclipse.syson.util.IDescriptionNameGenerator;
+import org.eclipse.syson.util.ServiceMethod;
 import org.eclipse.syson.util.SysMLMetamodelHelper;
 
 /**
@@ -57,7 +59,7 @@ public NodeDescription create() {
                 .defaultWidthExpression("28")
                 .defaultHeightExpression("28")
                 .name(this.descriptionNameGenerator.getNodeName(START_ACTION_NAME))
-                .semanticCandidatesExpression(AQLUtils.getSelfServiceCallExpression("retrieveStandardStartAction"))
+                .semanticCandidatesExpression(ServiceMethod.of0(UtilService::retrieveStandardStartAction).aqlSelf())
                 .style(this.createImageNodeStyleDescription("images/start_action.svg"))
                 .userResizable(UserResizableDirection.NONE)
                 .synchronizationPolicy(SynchronizationPolicy.UNSYNCHRONIZED)
@@ -87,14 +89,13 @@ private NodePalette createNodePalette(IViewDiagramElementFinder cache) {
     private List<EdgeTool> getEdgeTools(IViewDiagramElementFinder cache) {
         var targetElementDescriptions = this.getStartTargetDescriptions(cache);
 
-        var builder = this.diagramBuilderHelper.newEdgeTool();
-        var params = List.of(EdgeDescription.SEMANTIC_EDGE_TARGET, EdgeDescription.EDGE_SOURCE, EdgeDescription.EDGE_TARGET, IEditingContext.EDITING_CONTEXT, IDiagramService.DIAGRAM_SERVICES);
-        var body = this.viewBuilderHelper.newChangeContext()
-                .expression(AQLUtils.getServiceCallExpression(EdgeDescription.SEMANTIC_EDGE_SOURCE, "createSuccessionEdge", params));
-
-        var createStartEdgeTool = builder.name(this.descriptionNameGenerator.getCreationToolName(SysmlPackage.eINSTANCE.getSuccession()))
+        var createStartEdgeTool = this.diagramBuilderHelper.newEdgeTool().name(this.descriptionNameGenerator.getCreationToolName(SysmlPackage.eINSTANCE.getSuccession()))
                 .iconURLsExpression("/icons/full/obj16/Succession.svg")
-                .body(body.build())
+                .body(this.viewBuilderHelper.newChangeContext()
+                        .expression(
+                                ServiceMethod.of5(ViewCreateService::createSuccessionEdge).aql(EdgeDescription.SEMANTIC_EDGE_SOURCE, EdgeDescription.SEMANTIC_EDGE_TARGET, EdgeDescription.EDGE_SOURCE,
+                                        EdgeDescription.EDGE_TARGET, IEditingContext.EDITING_CONTEXT, IDiagramService.DIAGRAM_SERVICES))
+                        .build())
                 .targetElementDescriptions(targetElementDescriptions.toArray(NodeDescription[]::new))
                 .build();
 
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/services/ViewEdgeService.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/services/ViewEdgeService.java
index 5fef30426..9b0bec135 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/services/ViewEdgeService.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/services/ViewEdgeService.java
@@ -352,7 +352,7 @@ public TransitionUsage reconnectTargetTransitionEdge(TransitionUsage transition,
      *            The target of the transition
      * @return
      */
-    private boolean checkTransitionEdgeTarget(Element source, Element target) {
+    public boolean checkTransitionEdgeTarget(Element source, Element target) {
         boolean sameParent = false;
         if (source instanceof ActionUsage sourceAction && target instanceof ActionUsage targetAction) {
             Element sourceParentElement = sourceAction.getOwner();
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/services/ViewEdgeToolSwitch.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/services/ViewEdgeToolSwitch.java
index 4c80b9181..32fc9a86e 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/services/ViewEdgeToolSwitch.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/services/ViewEdgeToolSwitch.java
@@ -87,7 +87,7 @@ public List<EdgeTool> caseAcceptActionUsage(AcceptActionUsage object) {
         var edgeTools = new ArrayList<EdgeTool>();
         edgeTools.add(this.edgeToolService.createSuccessionEdgeTool(this.getSuccessionEdgeTargets()));
         edgeTools.addAll(this.caseUsage(object));
-        // since AcceptActionDefintion does not exist, this.caseUsage did not manage the FeatureTyping edge, we need to add it manually.
+        // since AcceptActionDefinition does not exist, this.caseUsage did not manage the FeatureTyping edge, we need to add it manually.
         this.addFeatureTypingEdgeToolForActionUsageSubType(edgeTools);
         return edgeTools;
     }
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/services/description/ToolDescriptionService.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/services/description/ToolDescriptionService.java
index 8c65e41d5..98920f589 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/services/description/ToolDescriptionService.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/services/description/ToolDescriptionService.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2024, 2025 Obeo.
+ * Copyright (c) 2024, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -34,6 +34,7 @@
 import org.eclipse.sirius.components.view.emf.diagram.ViewDiagramDescriptionConverter;
 import org.eclipse.syson.diagram.services.aql.DiagramMutationAQLService;
 import org.eclipse.syson.model.services.aql.ModelMutationAQLService;
+import org.eclipse.syson.services.UtilService;
 import org.eclipse.syson.sysml.Feature;
 import org.eclipse.syson.sysml.FeatureDirectionKind;
 import org.eclipse.syson.sysml.FeatureMembership;
@@ -191,7 +192,7 @@ public NodeTool addExistingElementsTool(boolean recursive, boolean nested) {
                                 ViewDiagramDescriptionConverter.CONVERTED_NODES_VARIABLE));
 
         var changeContextViewUsageOwner = this.viewBuilderHelper.newChangeContext()
-                .expression(AQLUtils.getSelfServiceCallExpression("getViewUsageOwner"))
+                .expression(ServiceMethod.of0(UtilService::getViewUsageOwner).aqlSelf())
                 .children(addToExposedElements.build());
 
         String title = "Add existing elements";
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/AcceptActionPortUsageReceiverToolNodeProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/AcceptActionPortUsageReceiverToolNodeProvider.java
index 6fe6efd40..f0f603c46 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/AcceptActionPortUsageReceiverToolNodeProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/AcceptActionPortUsageReceiverToolNodeProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2024, 2025 Obeo.
+ * Copyright (c) 2024, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -17,10 +17,11 @@
 import org.eclipse.sirius.components.view.builder.generated.view.ViewBuilders;
 import org.eclipse.sirius.components.view.builder.providers.INodeToolProvider;
 import org.eclipse.sirius.components.view.diagram.NodeTool;
+import org.eclipse.syson.diagram.common.view.services.ViewCreateService;
 import org.eclipse.syson.sysml.PortUsage;
 import org.eclipse.syson.sysml.SysmlPackage;
 import org.eclipse.syson.util.AQLConstants;
-import org.eclipse.syson.util.AQLUtils;
+import org.eclipse.syson.util.ServiceMethod;
 
 /**
  * Used to create a {@link PortUsage} as the receiver of an accept action usage.
@@ -38,7 +39,7 @@ public NodeTool create(IViewDiagramElementFinder cache) {
         var builder = this.diagramBuilderHelper.newNodeTool();
 
         var creationPayloadServiceCall = this.viewBuilderHelper.newChangeContext()
-                .expression(AQLUtils.getSelfServiceCallExpression("createAcceptActionReceiver"))
+                .expression(ServiceMethod.of0(ViewCreateService::createAcceptActionReceiver).aqlSelf())
                 .build();
 
         var rootChangContext = this.viewBuilderHelper.newChangeContext()
@@ -49,7 +50,7 @@ public NodeTool create(IViewDiagramElementFinder cache) {
         return builder.name("New Port as Receiver")
                 .iconURLsExpression("/icons/full/obj16/" + SysmlPackage.eINSTANCE.getPortUsage().getName() + ".svg")
                 .body(rootChangContext)
-                .preconditionExpression(AQLUtils.getSelfServiceCallExpression("isEmptyAcceptActionUsageReceiver"))
+                .preconditionExpression(ServiceMethod.of0(ViewCreateService::isEmptyAcceptActionUsageReceiver).aqlSelf())
                 .build();
     }
 }
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/ExhibitStateWithReferenceNodeToolProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/ExhibitStateWithReferenceNodeToolProvider.java
index 727345388..60e221143 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/ExhibitStateWithReferenceNodeToolProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/ExhibitStateWithReferenceNodeToolProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2024, 2025 Obeo.
+ * Copyright (c) 2024, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -12,7 +12,6 @@
  *******************************************************************************/
 package org.eclipse.syson.diagram.common.view.tools;
 
-import java.util.List;
 import java.util.Objects;
 
 import org.eclipse.sirius.components.collaborative.diagrams.DiagramContext;
@@ -25,8 +24,12 @@
 import org.eclipse.sirius.components.view.diagram.NodeContainmentKind;
 import org.eclipse.sirius.components.view.diagram.NodeTool;
 import org.eclipse.sirius.components.view.emf.diagram.ViewDiagramDescriptionConverter;
+import org.eclipse.syson.diagram.common.view.services.ViewCreateService;
+import org.eclipse.syson.diagram.common.view.services.ViewNodeService;
+import org.eclipse.syson.diagram.common.view.services.ViewToolService;
 import org.eclipse.syson.diagram.services.aql.DiagramMutationAQLService;
 import org.eclipse.syson.model.services.aql.ModelMutationAQLService;
+import org.eclipse.syson.services.UtilService;
 import org.eclipse.syson.sysml.SysmlPackage;
 import org.eclipse.syson.util.AQLUtils;
 import org.eclipse.syson.util.IDescriptionNameGenerator;
@@ -55,7 +58,7 @@ public NodeTool create(IViewDiagramElementFinder cache) {
         var builder = this.diagramBuilderHelper.newNodeTool();
 
         var setReferencedFeature = this.viewBuilderHelper.newSetValue()
-                .featureName("referencedFeature")
+                .featureName(SysmlPackage.eINSTANCE.getReferenceSubsetting_ReferencedFeature().getName())
                 .valueExpression("aql:selectedObject");
 
         var changeContextReferenceSubsetting = this.viewBuilderHelper.newChangeContext()
@@ -63,7 +66,7 @@ public NodeTool create(IViewDiagramElementFinder cache) {
                 .children(setReferencedFeature.build());
 
         var initializeReferenceSubsetting = this.viewBuilderHelper.newChangeContext()
-                .expression(AQLUtils.getServiceCallExpression("newRefSubsetting", "elementInitializer"));
+                .expression(ServiceMethod.of0(ViewCreateService::elementInitializer).aql("newRefSubsetting"));
 
         var createReferenceSubsettingInstance = this.viewBuilderHelper.newCreateInstance()
                 .typeName(SysMLMetamodelHelper.buildQualifiedName(SysmlPackage.eINSTANCE.getReferenceSubsetting()))
@@ -76,20 +79,20 @@ public NodeTool create(IViewDiagramElementFinder cache) {
         var createView = this.diagramBuilderHelper.newCreateView()
                 .containmentKind(NodeContainmentKind.CHILD_NODE)
                 .elementDescription(nodeDescription)
-                .parentViewExpression(AQLUtils.getSelfServiceCallExpression("getParentViewExpression", Node.SELECTED_NODE))
+                .parentViewExpression(ServiceMethod.of1(ViewToolService::getParentViewExpression).aqlSelf(Node.SELECTED_NODE))
                 .semanticElementExpression("aql:newInstance")
                 .variableName("newInstanceView");
 
         var revealOperation = this.viewBuilderHelper.newChangeContext()
-                .expression(AQLUtils.getServiceCallExpression(Node.SELECTED_NODE, "revealCompartment",
-                        List.of("newInstance", DiagramContext.DIAGRAM_CONTEXT, IEditingContext.EDITING_CONTEXT, ViewDiagramDescriptionConverter.CONVERTED_NODES_VARIABLE)));
+                .expression(ServiceMethod.of4(ViewNodeService::revealCompartment).aql(Node.SELECTED_NODE, "newInstance", DiagramContext.DIAGRAM_CONTEXT, IEditingContext.EDITING_CONTEXT,
+                        ViewDiagramDescriptionConverter.CONVERTED_NODES_VARIABLE));
 
         var updateExposedElements = this.viewBuilderHelper.newChangeContext()
                 .expression(ServiceMethod.of4(DiagramMutationAQLService::expose).aqlSelf(IEditingContext.EDITING_CONTEXT, DiagramContext.DIAGRAM_CONTEXT, Node.SELECTED_NODE,
                         ViewDiagramDescriptionConverter.CONVERTED_NODES_VARIABLE));
 
         var changeContextNewInstance = this.viewBuilderHelper.newChangeContext()
-                .expression(AQLUtils.getServiceCallExpression("newInstance", "elementInitializer"))
+                .expression(ServiceMethod.of0(ViewCreateService::elementInitializer).aql("newInstance"))
                 .children(createReferenceSubsettingInstance.build(), updateExposedElements.build());
 
         var createEClassInstance = this.viewBuilderHelper.newCreateInstance()
@@ -113,7 +116,7 @@ public NodeTool create(IViewDiagramElementFinder cache) {
                 .children(createEClassInstance.build());
 
         var changeContextViewUsageOwner = this.viewBuilderHelper.newChangeContext()
-                .expression(AQLUtils.getSelfServiceCallExpression("getViewUsageOwner"))
+                .expression(ServiceMethod.of0(UtilService::getViewUsageOwner).aqlSelf())
                 .children(changeContextMembership.build());
 
         var toolLabel = this.descriptionNameGenerator.getCreationToolName(SysmlPackage.eINSTANCE.getExhibitStateUsage()) + " with referenced State";
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/NamespaceImportNodeToolProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/NamespaceImportNodeToolProvider.java
index 6db7744ce..43433e2a0 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/NamespaceImportNodeToolProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/NamespaceImportNodeToolProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2024, 2025 Obeo.
+ * Copyright (c) 2024, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -15,6 +15,7 @@
 import java.util.Objects;
 
 import org.eclipse.emf.ecore.EClass;
+import org.eclipse.sirius.components.core.api.IEditingContext;
 import org.eclipse.sirius.components.view.builder.IViewDiagramElementFinder;
 import org.eclipse.sirius.components.view.builder.generated.diagram.DiagramBuilders;
 import org.eclipse.sirius.components.view.builder.generated.view.ViewBuilders;
@@ -23,11 +24,15 @@
 import org.eclipse.sirius.components.view.diagram.NodeDescription;
 import org.eclipse.sirius.components.view.diagram.NodeTool;
 import org.eclipse.sirius.components.view.diagram.SelectionDialogDescription;
+import org.eclipse.syson.diagram.common.view.services.ViewCreateService;
+import org.eclipse.syson.diagram.common.view.services.ViewToolService;
+import org.eclipse.syson.services.UtilService;
 import org.eclipse.syson.sysml.NamespaceImport;
 import org.eclipse.syson.sysml.SysmlPackage;
 import org.eclipse.syson.util.AQLConstants;
-import org.eclipse.syson.util.AQLUtils;
 import org.eclipse.syson.util.IDescriptionNameGenerator;
+import org.eclipse.syson.util.ServiceMethod;
+import org.eclipse.syson.util.SysMLMetamodelHelper;
 
 /**
  * Used to create a {@link NamespaceImport}.
@@ -60,11 +65,11 @@ public NodeTool create(IViewDiagramElementFinder cache) {
                 .semanticElementExpression(AQLConstants.AQL_SELF);
 
         var changeContextNewInstance = this.viewBuilderHelper.newChangeContext()
-                .expression(AQLUtils.getSelfServiceCallExpression("createNamespaceImport", "selectedObject"))
+                .expression(ServiceMethod.of1(ViewCreateService::createNamespaceImport).aqlSelf("selectedObject"))
                 .children(createView.build());
 
         var changeContextViewUsageOwner = this.viewBuilderHelper.newChangeContext()
-                .expression(AQLUtils.getSelfServiceCallExpression("getViewUsageOwner"))
+                .expression(ServiceMethod.of0(UtilService::getViewUsageOwner).aqlSelf())
                 .children(changeContextNewInstance.build());
 
         return this.diagramBuilderHelper.newNodeTool()
@@ -76,10 +81,12 @@ public NodeTool create(IViewDiagramElementFinder cache) {
     }
 
     private SelectionDialogDescription getSelectionDialogDescription() {
+        var domainType = SysMLMetamodelHelper.buildQualifiedName(SysmlPackage.eINSTANCE.getPackage());
+
         var selectionDialogTree = this.diagramBuilderHelper.newSelectionDialogTreeDescription()
-                .elementsExpression(AQLUtils.getServiceCallExpression("editingContext", "getNamespaceImportSelectionDialogElements"))
-                .childrenExpression(AQLUtils.getSelfServiceCallExpression("getNamespaceImportSelectionDialogChildren"))
-                .isSelectableExpression("aql:self.oclIsKindOf(sysml::Package)")
+                .elementsExpression(ServiceMethod.of0(ViewToolService::getNamespaceImportSelectionDialogElements).aql(IEditingContext.EDITING_CONTEXT))
+                .childrenExpression(ServiceMethod.of0(ViewToolService::getNamespaceImportSelectionDialogChildren).aqlSelf())
+                .isSelectableExpression(AQLConstants.AQL_SELF + ".oclIsKindOf(" + domainType + ")")
                 .build();
         return this.diagramBuilderHelper.newSelectionDialogDescription()
                 .selectionDialogTreeDescription(selectionDialogTree)
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageBindingConnectorAsUsageNodeToolProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageBindingConnectorAsUsageNodeToolProvider.java
index b8fd21eee..6da551935 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageBindingConnectorAsUsageNodeToolProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageBindingConnectorAsUsageNodeToolProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2024, 2025 Obeo.
+ * Copyright (c) 2024, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -24,9 +24,9 @@
 import org.eclipse.sirius.components.view.diagram.NodeTool;
 import org.eclipse.sirius.components.view.emf.diagram.ViewDiagramDescriptionConverter;
 import org.eclipse.syson.diagram.services.aql.DiagramMutationAQLService;
+import org.eclipse.syson.model.services.aql.ModelMutationAQLService;
 import org.eclipse.syson.sysml.SysmlPackage;
 import org.eclipse.syson.util.AQLConstants;
-import org.eclipse.syson.util.AQLUtils;
 import org.eclipse.syson.util.IDescriptionNameGenerator;
 import org.eclipse.syson.util.ServiceMethod;
 
@@ -56,7 +56,7 @@ public NodeTool create(IViewDiagramElementFinder cache) {
                         ViewDiagramDescriptionConverter.CONVERTED_NODES_VARIABLE));
 
         var creationBindingConnectorAsUsageServiceCall = this.viewBuilderHelper.newChangeContext()
-                .expression(AQLUtils.getSelfServiceCallExpression("createPartUsageAndBindingConnectorAsUsage"))
+                .expression(ServiceMethod.of0(ModelMutationAQLService::createPartUsageAndBindingConnectorAsUsage).aqlSelf())
                 .children(updateExposedElements.build())
                 .build();
 
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageFeatureTypingNodeToolProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageFeatureTypingNodeToolProvider.java
index 4b09e8d3c..4da0fa017 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageFeatureTypingNodeToolProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageFeatureTypingNodeToolProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2024, 2025 Obeo.
+ * Copyright (c) 2024, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -24,10 +24,10 @@
 import org.eclipse.sirius.components.view.builder.providers.INodeToolProvider;
 import org.eclipse.sirius.components.view.diagram.NodeTool;
 import org.eclipse.sirius.components.view.emf.diagram.ViewDiagramDescriptionConverter;
+import org.eclipse.syson.diagram.common.view.services.ViewCreateService;
 import org.eclipse.syson.diagram.services.aql.DiagramMutationAQLService;
 import org.eclipse.syson.sysml.SysmlPackage;
 import org.eclipse.syson.util.AQLConstants;
-import org.eclipse.syson.util.AQLUtils;
 import org.eclipse.syson.util.IDescriptionNameGenerator;
 import org.eclipse.syson.util.ServiceMethod;
 
@@ -57,7 +57,7 @@ public NodeTool create(IViewDiagramElementFinder cache) {
                         ViewDiagramDescriptionConverter.CONVERTED_NODES_VARIABLE));
 
         var creationFeatureTypingServiceCall = this.viewBuilderHelper.newChangeContext()
-                .expression(AQLUtils.getSelfServiceCallExpression("createPartDefinitionAndFeatureTyping"))
+                .expression(ServiceMethod.of0(ViewCreateService::createPartDefinitionAndFeatureTyping).aqlSelf())
                 .children(updateExposedElements.build());
 
         var rootChangContext = this.viewBuilderHelper.newChangeContext()
@@ -66,7 +66,7 @@ public NodeTool create(IViewDiagramElementFinder cache) {
                 .build();
 
         return builder.name(this.descriptionNameGenerator.getCreationToolName(SysmlPackage.eINSTANCE.getFeatureTyping()))
-                .iconURLsExpression("/icons/full/obj16/FeatureTyping.svg")
+                .iconURLsExpression("/icons/full/obj16/" + SysmlPackage.eINSTANCE.getFeatureTyping().getName() + ".svg")
                 .body(rootChangContext)
                 .build();
     }
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageFlowConnectionNodeToolProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageFlowConnectionNodeToolProvider.java
index 616be1a5a..ed55d608f 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageFlowConnectionNodeToolProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageFlowConnectionNodeToolProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2024, 2025 Obeo.
+ * Copyright (c) 2024, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -24,9 +24,9 @@
 import org.eclipse.sirius.components.view.diagram.NodeTool;
 import org.eclipse.sirius.components.view.emf.diagram.ViewDiagramDescriptionConverter;
 import org.eclipse.syson.diagram.services.aql.DiagramMutationAQLService;
+import org.eclipse.syson.model.services.aql.ModelMutationAQLService;
 import org.eclipse.syson.sysml.SysmlPackage;
 import org.eclipse.syson.util.AQLConstants;
-import org.eclipse.syson.util.AQLUtils;
 import org.eclipse.syson.util.IDescriptionNameGenerator;
 import org.eclipse.syson.util.ServiceMethod;
 
@@ -56,7 +56,7 @@ public NodeTool create(IViewDiagramElementFinder cache) {
                         ViewDiagramDescriptionConverter.CONVERTED_NODES_VARIABLE));
 
         var creationBindingConnectorAsUsageServiceCall = this.viewBuilderHelper.newChangeContext()
-                .expression(AQLUtils.getSelfServiceCallExpression("createPartUsageAndFlowConnection"))
+                .expression(ServiceMethod.of0(ModelMutationAQLService::createPartUsageAndFlowConnection).aqlSelf())
                 .children(updateExposedElements.build())
                 .build();
 
@@ -66,7 +66,7 @@ public NodeTool create(IViewDiagramElementFinder cache) {
                 .build();
 
         return builder.name(this.descriptionNameGenerator.getCreationToolName(SysmlPackage.eINSTANCE.getFlowUsage()))
-                .iconURLsExpression("/icons/full/obj16/FlowUsage.svg")
+                .iconURLsExpression("/icons/full/obj16/" + SysmlPackage.eINSTANCE.getFlowUsage().getName() + ".svg")
                 .body(rootChangContext)
                 .build();
     }
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageInterfaceNodeToolProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageInterfaceNodeToolProvider.java
index 6f5042bbf..63b7c2dde 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageInterfaceNodeToolProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageInterfaceNodeToolProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2024, 2025 Obeo.
+ * Copyright (c) 2024, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -24,9 +24,9 @@
 import org.eclipse.sirius.components.view.diagram.NodeTool;
 import org.eclipse.sirius.components.view.emf.diagram.ViewDiagramDescriptionConverter;
 import org.eclipse.syson.diagram.services.aql.DiagramMutationAQLService;
+import org.eclipse.syson.model.services.aql.ModelMutationAQLService;
 import org.eclipse.syson.sysml.SysmlPackage;
 import org.eclipse.syson.util.AQLConstants;
-import org.eclipse.syson.util.AQLUtils;
 import org.eclipse.syson.util.IDescriptionNameGenerator;
 import org.eclipse.syson.util.ServiceMethod;
 
@@ -56,7 +56,7 @@ public NodeTool create(IViewDiagramElementFinder cache) {
                         ViewDiagramDescriptionConverter.CONVERTED_NODES_VARIABLE));
 
         var creationBindingConnectorAsUsageServiceCall = this.viewBuilderHelper.newChangeContext()
-                .expression(AQLUtils.getSelfServiceCallExpression("createPartUsageAndInterface"))
+                .expression(ServiceMethod.of0(ModelMutationAQLService::createPartUsageAndInterface).aqlSelf())
                 .children(updateExposedElements.build())
                 .build();
 
@@ -66,7 +66,7 @@ public NodeTool create(IViewDiagramElementFinder cache) {
                 .build();
 
         return builder.name(this.descriptionNameGenerator.getCreationToolName(SysmlPackage.eINSTANCE.getInterfaceUsage()))
-                .iconURLsExpression("/icons/full/obj16/InterfaceUsage.svg")
+                .iconURLsExpression("/icons/full/obj16/" + SysmlPackage.eINSTANCE.getInterfaceUsage() + ".svg")
                 .body(rootChangContext)
                 .build();
     }
diff --git a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageSubsettingNodeToolProvider.java b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageSubsettingNodeToolProvider.java
index 2ba60553c..f39f0fc73 100644
--- a/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageSubsettingNodeToolProvider.java
+++ b/backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/tools/PartUsageSubsettingNodeToolProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2024, 2025 Obeo.
+ * Copyright (c) 2024, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -24,10 +24,10 @@
 import org.eclipse.sirius.components.view.builder.providers.INodeToolProvider;
 import org.eclipse.sirius.components.view.diagram.NodeTool;
 import org.eclipse.sirius.components.view.emf.diagram.ViewDiagramDescriptionConverter;
+import org.eclipse.syson.diagram.common.view.services.ViewCreateService;
 import org.eclipse.syson.diagram.services.aql.DiagramMutationAQLService;
 import org.eclipse.syson.sysml.SysmlPackage;
 import org.eclipse.syson.util.AQLConstants;
-import org.eclipse.syson.util.AQLUtils;
 import org.eclipse.syson.util.IDescriptionNameGenerator;
 import org.eclipse.syson.util.ServiceMethod;
 
@@ -57,7 +57,7 @@ public NodeTool create(IViewDiagramElementFinder cache) {
                         ViewDiagramDescriptionConverter.CONVERTED_NODES_VARIABLE));
 
         var creationSubsettingServiceCall = this.viewBuilderHelper.newChangeContext()
-                .expression(AQLUtils.getSelfServiceCallExpression("createPartUsageAndSubsetting"))
+                .expression(ServiceMethod.of0(ViewCreateService::createPartUsageAndSubsetting).aqlSelf())
                 .children(updateExposedElements.build())
                 .build();
 
@@ -67,7 +67,7 @@ public NodeTool create(IViewDiagramElementFinder cache) {
                 .build();
 
         return builder.name(this.descriptionNameGenerator.getCreationToolName(SysmlPackage.eINSTANCE.getSubsetting()))
-                .iconURLsExpression("/icons/full/obj16/Subsetting.svg")
+                .iconURLsExpression("/icons/full/obj16/" + SysmlPackage.eINSTANCE.getSubsetting().getName() + ".svg")
                 .body(rootChangContext)
                 .build();
     }
diff --git a/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/ActionFlowViewDiagramDescriptionProvider.java b/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/ActionFlowViewDiagramDescriptionProvider.java
index 7012ced25..2836d2a01 100644
--- a/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/ActionFlowViewDiagramDescriptionProvider.java
+++ b/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/ActionFlowViewDiagramDescriptionProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2025 Obeo.
+ * Copyright (c) 2025, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -18,8 +18,9 @@
 import org.eclipse.sirius.components.view.builder.providers.IRepresentationDescriptionProvider;
 import org.eclipse.sirius.components.view.diagram.ArrangeLayoutDirection;
 import org.eclipse.syson.common.view.api.IViewDescriptionProvider;
+import org.eclipse.syson.standard.diagrams.view.services.ActionFlowViewCreateService;
 import org.eclipse.syson.sysml.SysmlPackage;
-import org.eclipse.syson.util.AQLUtils;
+import org.eclipse.syson.util.ServiceMethod;
 import org.eclipse.syson.util.SysMLMetamodelHelper;
 import org.springframework.stereotype.Service;
 
@@ -48,7 +49,7 @@ public RepresentationDescription create(IColorProvider colorProvider) {
                         .arrangeLayoutDirection(ArrangeLayoutDirection.DOWN)
                         .autoLayout(false)
                         .domainType(SysMLMetamodelHelper.buildQualifiedName(SysmlPackage.eINSTANCE.getNamespace()))
-                        .preconditionExpression(AQLUtils.getSelfServiceCallExpression("canCreateDiagram"))
+                        .preconditionExpression(ServiceMethod.of0(ActionFlowViewCreateService::canCreateDiagram).aqlSelf())
                         .name(DESCRIPTION_NAME)
                         .titleExpression("aql:'view'+ Sequence{self.existingViewUsagesCountForRepresentationCreation(), 1}->sum()")
                         .build();
diff --git a/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/InterconnectionViewDiagramDescriptionProvider.java b/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/InterconnectionViewDiagramDescriptionProvider.java
index 77b328c6a..5b489579c 100644
--- a/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/InterconnectionViewDiagramDescriptionProvider.java
+++ b/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/InterconnectionViewDiagramDescriptionProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2025 Obeo.
+ * Copyright (c) 2025, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -18,8 +18,9 @@
 import org.eclipse.sirius.components.view.builder.providers.IRepresentationDescriptionProvider;
 import org.eclipse.sirius.components.view.diagram.ArrangeLayoutDirection;
 import org.eclipse.syson.common.view.api.IViewDescriptionProvider;
+import org.eclipse.syson.standard.diagrams.view.services.InterconnectionViewCreateService;
 import org.eclipse.syson.sysml.SysmlPackage;
-import org.eclipse.syson.util.AQLUtils;
+import org.eclipse.syson.util.ServiceMethod;
 import org.eclipse.syson.util.SysMLMetamodelHelper;
 import org.springframework.stereotype.Service;
 
@@ -48,7 +49,7 @@ public RepresentationDescription create(IColorProvider colorProvider) {
                         .arrangeLayoutDirection(ArrangeLayoutDirection.DOWN)
                         .autoLayout(false)
                         .domainType(SysMLMetamodelHelper.buildQualifiedName(SysmlPackage.eINSTANCE.getElement()))
-                        .preconditionExpression(AQLUtils.getSelfServiceCallExpression("canCreateDiagram"))
+                        .preconditionExpression(ServiceMethod.of0(InterconnectionViewCreateService::canCreateDiagram).aqlSelf())
                         .name(DESCRIPTION_NAME)
                         .titleExpression("aql:'view'+ Sequence{self.existingViewUsagesCountForRepresentationCreation(), 1}->sum()")
                         .build();
diff --git a/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/SDVDiagramDescriptionProvider.java b/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/SDVDiagramDescriptionProvider.java
index dc5ad4e34..c3c93d414 100644
--- a/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/SDVDiagramDescriptionProvider.java
+++ b/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/SDVDiagramDescriptionProvider.java
@@ -58,6 +58,7 @@
 import org.eclipse.syson.diagram.common.view.nodes.StateTransitionCompartmentNodeDescriptionProvider;
 import org.eclipse.syson.diagram.common.view.nodes.StatesCompartmentItemNodeDescriptionProvider;
 import org.eclipse.syson.diagram.common.view.nodes.StatesCompartmentNodeDescriptionProvider;
+import org.eclipse.syson.diagram.common.view.services.ViewCreateService;
 import org.eclipse.syson.diagram.common.view.services.description.ToolConstants;
 import org.eclipse.syson.diagram.common.view.services.description.ToolDescriptionService;
 import org.eclipse.syson.diagram.common.view.tools.ExhibitStateWithReferenceNodeToolProvider;
@@ -312,7 +313,7 @@ public RepresentationDescription create(IColorProvider colorProvider) {
                 .arrangeLayoutDirection(ArrangeLayoutDirection.DOWN)
                 .autoLayout(false)
                 .domainType(domainType)
-                .preconditionExpression(AQLUtils.getSelfServiceCallExpression("canCreateDiagram"))
+                .preconditionExpression(ServiceMethod.of0(ViewCreateService::canCreateDiagram).aqlSelf())
                 .name(DESCRIPTION_NAME)
                 .titleExpression("aql:'view'+ Sequence{self.existingViewUsagesCountForRepresentationCreation(), 1}->sum()");
 
diff --git a/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/StateTransitionViewDiagramDescriptionProvider.java b/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/StateTransitionViewDiagramDescriptionProvider.java
index eacc47d76..46019c9ed 100644
--- a/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/StateTransitionViewDiagramDescriptionProvider.java
+++ b/backend/views/syson-standard-diagrams-view/src/main/java/org/eclipse/syson/standard/diagrams/view/StateTransitionViewDiagramDescriptionProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2025 Obeo.
+ * Copyright (c) 2025, 2026 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -18,8 +18,9 @@
 import org.eclipse.sirius.components.view.builder.providers.IRepresentationDescriptionProvider;
 import org.eclipse.sirius.components.view.diagram.ArrangeLayoutDirection;
 import org.eclipse.syson.common.view.api.IViewDescriptionProvider;
+import org.eclipse.syson.standard.diagrams.view.services.StateTransitionViewCreateService;
 import org.eclipse.syson.sysml.SysmlPackage;
-import org.eclipse.syson.util.AQLUtils;
+import org.eclipse.syson.util.ServiceMethod;
 import org.eclipse.syson.util.SysMLMetamodelHelper;
 import org.springframework.stereotype.Service;
 
@@ -49,7 +50,7 @@ public RepresentationDescription create(IColorProvider colorProvider) {
                         .arrangeLayoutDirection(ArrangeLayoutDirection.DOWN)
                         .autoLayout(false)
                         .domainType(SysMLMetamodelHelper.buildQualifiedName(SysmlPackage.eINSTANCE.getNamespace()))
-                        .preconditionExpression(AQLUtils.getSelfServiceCallExpression("canCreateDiagram"))
+                        .preconditionExpression(ServiceMethod.of0(StateTransitionViewCreateService::canCreateDiagram).aqlSelf())
                         .name(DESCRIPTION_NAME)
                         .titleExpression("aql:'view'+ Sequence{self.existingViewUsagesCountForRepresentationCreation(), 1}->sum()")
                         .build();