public void ImplicationBaseDuplicatedLabel() { ImplicationBase ib = new ImplicationBase(); ib.Add(new Implication("impMedLow", 25, String.Empty, String.Empty, imp2, new AtomGroup(AtomGroup.LogicalOperator.And, atom2_2, atom3))); ib.Add(new Implication("impMedLow", 75, String.Empty, String.Empty, imp2, new AtomGroup(AtomGroup.LogicalOperator.And, atom2_2, atom3))); Assert.Fail("Should never reach me!"); }
public void ImplicationBase() { ImplicationBase ib = new ImplicationBase(); Implication imp = new Implication("impMedLow", 25, String.Empty, String.Empty, imp2, new AtomGroup(AtomGroup.LogicalOperator.And, atom2_2, atom3)); ib.Add(imp); ib.Add(new Implication("impMedHi", 75, String.Empty, String.Empty, imp2, new AtomGroup(AtomGroup.LogicalOperator.And, atom2_2, atom3))); Assert.AreEqual(imp, ib.Get("impMedLow"), "Get"); Assert.IsNull(ib.Get("missing bit"), "Failed Get"); }
public void PreconditionMissing() { ImplicationBase ib = new ImplicationBase(); Implication impMedLow = new Implication("impMedLow", 25, String.Empty, "missing", imp2, new AtomGroup(AtomGroup.LogicalOperator.And, atom2_2, atom3)); ib.Add(impMedLow); ib.Add(new Implication("impMedHi", 25, String.Empty, String.Empty, imp2, new AtomGroup(AtomGroup.LogicalOperator.And, atom2_2, atom3))); new PreconditionManager(ib).AnalyzeImplications(); Assert.Fail("Should never reach me!"); }
public void MutexMissing() { Assert.Throws <BREException>(() => { ImplicationBase ib = new ImplicationBase(); Implication imp = new Implication("impMedLow", 25, "missing", String.Empty, imp2, new AtomGroup(AtomGroup.LogicalOperator.And, atom2_2, atom3)); ib.Add(imp); ib.Add(new Implication("impMedHi", 25, String.Empty, String.Empty, imp2, new AtomGroup(AtomGroup.LogicalOperator.And, atom2_2, atom3))); new MutexManager(ib).AnalyzeImplications(); Assert.Fail("Should never reach me!"); }); }
public void GetPreconditionChildren() { ImplicationBase ib = new ImplicationBase(); Implication impMedLow = new Implication("impMedLow", 25, String.Empty, String.Empty, imp2, new AtomGroup(AtomGroup.LogicalOperator.And, atom2_2, atom3)); ib.Add(impMedLow); Implication impMedHi = new Implication("impMedHi", 25, String.Empty, "impMedLow", imp2, new AtomGroup(AtomGroup.LogicalOperator.And, atom2_2, atom3)); ib.Add(impMedHi); new PreconditionManager(ib).AnalyzeImplications(); IList <Implication> preconditionChildren = ib.GetPreconditionChildren(impMedLow); Assert.AreEqual(1, preconditionChildren.Count, "preconditionChildren size"); Assert.IsTrue(preconditionChildren.Contains(impMedHi), "preconditionChildren content"); }
public MutexManager(ImplicationBase ib) : base("Mutex", ib) { }
public PreconditionManager(ImplicationBase ib) : base("Precondition", ib) { }
/// <summary> /// Loads a rule base. The working memory is reset (all facts are lost). /// </summary> /// <param name="adapter">The Adapter used to read the rule base.</param> /// <param name="businessObjectsBinder">The business object binder that the engine must use.</param> /// <param name="processPerformatives">Immediatly process the performative actions (assert, retract) found in the rule base.</param> /// <remarks> /// The adapter will be disposed at the end of the method's execution. /// </remarks> /// <see cref="NxBRE.InferenceEngine.IO.IRuleBaseAdapter"/> public void LoadRuleBase(IRuleBaseAdapter adapter, IBinder businessObjectsBinder, bool processPerformatives) { if (Logger.IsInferenceEngineInformation) Logger.InferenceEngineSource.TraceEvent(TraceEventType.Information, 0, "NxBRE Inference Engine Rule Base Loading Started, using adapter " + adapter.GetType().FullName); using(adapter) { // reset the WM WM.PrepareInitialization(); // sets the Binder Binder = businessObjectsBinder; // and pass it to the adapter if needed if (Binder != null) adapter.Binder = Binder; // currently only forward chaining is supported direction = adapter.Direction; if (direction == "backward") { throw new BREException("NxBRE does not support backward chaining"); } else if (direction == String.Empty) { if (Logger.IsInferenceEngineWarning) Logger.InferenceEngineSource.TraceEvent(TraceEventType.Warning, 0, "NxBRE interprets no-direction directive as forward chaining."); } else if (direction == "bidirectional") { if (Logger.IsInferenceEngineWarning) Logger.InferenceEngineSource.TraceEvent(TraceEventType.Warning, 0, "NxBRE interprets bidirectional as forward chaining."); } else if (direction != "forward") { throw new BREException("NxBRE does not support direction: " + direction); } // sets the label label = adapter.Label; // load the Equivalents and IntegrityQueries if the adapter supports it IExtendedRuleBaseAdapter extendedAdapter = null; if (adapter is IExtendedRuleBaseAdapter) { extendedAdapter = (IExtendedRuleBaseAdapter)adapter; equivalents = extendedAdapter.Equivalents; if (Logger.IsInferenceEngineVerbose) Logger.InferenceEngineSource.TraceEvent(TraceEventType.Verbose, 0, "Loaded " + equivalents.Count + " Equivalents"); integrityQueries = extendedAdapter.IntegrityQueries; if (Logger.IsInferenceEngineVerbose) Logger.InferenceEngineSource.TraceEvent(TraceEventType.Verbose, 0, "Loaded " + integrityQueries.Count + " IntegrityQueries"); } else { equivalents = new List<Equivalent>(0); integrityQueries = new List<Query>(0); } // instantiate the different storage ib = new ImplicationBase(); qb = new QueryBase(); // instantiate the related managers mm = new MutexManager(IB); pm = new PreconditionManager(IB); // load queries foreach(Query query in adapter.Queries) QB.Add(query); if (Logger.IsInferenceEngineVerbose) Logger.InferenceEngineSource.TraceEvent(TraceEventType.Verbose, 0, "Loaded " + QB.Count + " Queries"); // load implications foreach(Implication implication in adapter.Implications) IB.Add(implication); if (Logger.IsInferenceEngineVerbose) Logger.InferenceEngineSource.TraceEvent(TraceEventType.Verbose, 0, "Loaded " + IB.Count + " Implications\n"); // load mutexes mm.AnalyzeImplications(); if (Logger.IsInferenceEngineVerbose) Logger.InferenceEngineSource.TraceEvent(TraceEventType.Verbose, 0, "Loaded Mutexes\n" + mm.ToString()); // load preconditions pm.AnalyzeImplications(); if (Logger.IsInferenceEngineVerbose) Logger.InferenceEngineSource.TraceEvent(TraceEventType.Verbose, 0, "Loaded Preconditions\n" + pm.ToString()); initialized = true; // load facts assertions performativeAssertions = new List<Fact>((extendedAdapter!=null)?extendedAdapter.Assertions:adapter.Facts); //TODO FR-1546485: load facts retractions if (processPerformatives) ProcessPerfomatives(); if (Logger.IsInferenceEngineVerbose) Logger.InferenceEngineSource.TraceEvent(TraceEventType.Verbose, 0, "Loaded " + WM.FB.Count + " Facts"); // finish the WM init WM.FinishInitialization(); } //end: using adapter if (Logger.IsInferenceEngineInformation) Logger.InferenceEngineSource.TraceEvent(TraceEventType.Information, 0, "NxBRE Inference Engine Rule Base Loading Finished"); }
/// <summary> /// Loads a rule base. The working memory is reset (all facts are lost). /// </summary> /// <param name="adapter">The Adapter used to read the rule base.</param> /// <param name="businessObjectsBinder">The business object binder that the engine must use.</param> /// <remarks> /// The adapter will be disposed at the end of the method's execution. /// </remarks> /// <see cref="org.nxbre.ie.adapters.IRuleBaseAdapter"/> public void LoadRuleBase(IRuleBaseAdapter adapter, IBinder businessObjectsBinder) { if (HasLogListener) { ForceDispatchLog("NxBRE Inference Engine Rule Base Loading Started, using adapter " + adapter.GetType().FullName, LogEventImpl.INFO); } using (adapter) { // reset the WM WM.PrepareInitialization(); // sets the Binder Binder = businessObjectsBinder; // and pass it to the adapter if needed if (Binder != null) { adapter.Binder = Binder; } // currently only forward chaining is supported direction = adapter.Direction; if (direction == "backward") { throw new BREException("NxBRE does not support backward chaining"); } else if (direction == String.Empty) { if (HasLogListener) { ForceDispatchLog("NxBRE interprets no-direction directive as forward chaining.", LogEventImpl.WARN); } else if (direction == "bidirectional") { if (HasLogListener) { ForceDispatchLog("NxBRE interprets bidirectional as forward chaining.", LogEventImpl.WARN); } else if (direction != "forward") { throw new BREException("NxBRE does not support direction: " + direction); } } } // sets the label label = adapter.Label; // load the Equivalents and IntegrityQueries if the adapter supports it if (adapter is IExtendedRuleBaseAdapter) { equivalents = ((IExtendedRuleBaseAdapter)adapter).Equivalents; if (HasLogListener) { ForceDispatchLog("Loaded " + equivalents.Count + " Equivalents", LogEventImpl.DEBUG); } integrityQueries = ((IExtendedRuleBaseAdapter)adapter).IntegrityQueries; foreach (Query integrityQuery in integrityQueries) { WM.FB.RegisterAtoms(integrityQuery.AtomGroup.AllAtoms); } if (HasLogListener) { ForceDispatchLog("Loaded " + integrityQueries.Count + " IntegrityQueries", LogEventImpl.DEBUG); } } else { equivalents = new ArrayList(); integrityQueries = equivalents; } // instantiate the implication base and the query base ib = new ImplicationBase(); qb = new QueryBase(); // instantiate the related managers mm = new MutexManager(IB); pm = new PreconditionManager(IB); initialized = true; // load queries foreach (Query query in adapter.Queries) { QB.Add(query); WM.FB.RegisterAtoms(query.AtomGroup.AllAtoms); } if (HasLogListener) { ForceDispatchLog("Loaded " + QB.Count + " Queries", LogEventImpl.DEBUG); } // load implications foreach (Implication implication in adapter.Implications) { IB.Add(implication); int nbRA = WM.FB.RegisterAtoms(implication.AtomGroup.AllAtoms); if (HasLogListener) { ForceDispatchLog("Registered: " + nbRA + " body atoms", LogEventImpl.DEBUG); } // modifying implication must run searches based on their deduction, so must register the atom if (implication.Action == ImplicationAction.Modify) { nbRA = WM.FB.RegisterAtoms(implication.Deduction); if (HasLogListener) { ForceDispatchLog("Registered: " + nbRA + " head atoms", LogEventImpl.DEBUG); } } } if (HasLogListener) { ForceDispatchLog("Loaded " + IB.Count + " Implications\n", LogEventImpl.DEBUG); } // load mutexes mm.AnalyzeImplications(); if (HasLogListener) { ForceDispatchLog("Loaded Mutexes\n" + mm.ToString(), LogEventImpl.DEBUG); } // load preconditions pm.AnalyzeImplications(); if (HasLogListener) { ForceDispatchLog("Loaded Preconditions\n" + pm.ToString(), LogEventImpl.DEBUG); } // load facts foreach (Fact fact in adapter.Facts) { Assert(fact); } if (HasLogListener) { ForceDispatchLog("Loaded " + WM.FB.Count + " Facts", LogEventImpl.DEBUG); } // finish the WM init WM.FinishInitialization(); } //end: using adapter if (HasLogListener) { ForceDispatchLog("NxBRE Inference Engine Rule Base Loading Finished", LogEventImpl.INFO); } }
protected AbstractChainManager(string type, ImplicationBase ib) { this.type = type; this.ib = ib; }
public void GetPreconditionChildren() { ImplicationBase ib = new ImplicationBase(); Implication impMedLow = new Implication("impMedLow", 25, String.Empty, String.Empty, imp2, new AtomGroup(AtomGroup.LogicalOperator.And, atom2_2, atom3)); ib.Add(impMedLow); Implication impMedHi = new Implication("impMedHi", 25, String.Empty, "impMedLow", imp2, new AtomGroup(AtomGroup.LogicalOperator.And, atom2_2, atom3)); ib.Add(impMedHi); new PreconditionManager(ib).AnalyzeImplications(); IList<Implication> preconditionChildren = ib.GetPreconditionChildren(impMedLow); Assert.AreEqual(1, preconditionChildren.Count, "preconditionChildren size"); Assert.IsTrue(preconditionChildren.Contains(impMedHi), "preconditionChildren content"); }