Added utility function

load_generator/plugins/org.eclipse.app4mc.slg.ros2/src/org/eclipse/app4mc/slg/ros2/transformers/utils/RosModelUtils.java

diff --git a/load_generator/plugins/org.eclipse.app4mc.slg.ros2/src/org/eclipse/app4mc/slg/ros2/transformers/utils/RosModelUtils.java b/load_generator/plugins/org.eclipse.app4mc.slg.ros2/src/org/eclipse/app4mc/slg/ros2/transformers/utils/RosModelUtils.java
index 9adbbda..a7b18c2 100644
--- a/load_generator/plugins/org.eclipse.app4mc.slg.ros2/src/org/eclipse/app4mc/slg/ros2/transformers/utils/RosModelUtils.java
+++ b/load_generator/plugins/org.eclipse.app4mc.slg.ros2/src/org/eclipse/app4mc/slg/ros2/transformers/utils/RosModelUtils.java
@@ -29,6 +29,7 @@
 import org.eclipse.app4mc.amalthea.model.ChannelReceive;
 import org.eclipse.app4mc.amalthea.model.ChannelSend;
 import org.eclipse.app4mc.amalthea.model.IActivityGraphItemContainer;
+import org.eclipse.app4mc.amalthea.model.LabelAccess;
 import org.eclipse.app4mc.amalthea.model.RunnableCall;
 import org.eclipse.app4mc.amalthea.model.Tag;
 import org.eclipse.app4mc.amalthea.model.Task;
@@ -84,6 +85,10 @@
 				.collect(Collectors.toSet());
 	}
 
+	public static Set<LabelAccess> getNestedLabelAccesses(final IActivityGraphItemContainer container) {
+		return getNestedGraphItems(container, LabelAccess.class);
+	}
+
 	public static Set<ChannelSend> getNestedChannelSends(final IActivityGraphItemContainer container) {
 		return getNestedGraphItems(container, ChannelSend.class);
 	}