Update ontology_reasoner.py

ontology_reasoner.py

@@ -43,6 +43,14 @@ class InfraOntology:
                 cls = getattr(self.onto, component_type.capitalize())
                 inferred = [str(i) for i in cls.instances()]
             return {"inferred": inferred, "consistent": True}
+        except OSError as e:
+            # Check if error is due to missing Java (common in lightweight environments)
+            if "java" in str(e).lower():
+                logger.warning("Java not available, using mock reasoning")
+                return {"inferred": [], "consistent": True, "note": "Java required for full reasoning, using mock"}
+            else:
+                logger.error(f"Reasoning error: {e}")
+                return {"inferred": [], "consistent": False, "error": str(e)}
         except Exception as e:
             logger.error(f"Reasoning error: {e}")
             return {"inferred": [], "consistent": False, "error": str(e)}