Package org.drools.common

Examples of org.drools.common.TruthMaintenanceSystem$LogicalRetractCallback

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        workingMemory.retract( h );
        workingMemory = getSerialisedStatefulSession( workingMemory );
        assertEquals( 0,
                      IteratorToList.convert( workingMemory.iterateObjects() ).size() );

        TruthMaintenanceSystem tms = ((InternalWorkingMemory) workingMemory).getTruthMaintenanceSystem();

        final java.lang.reflect.Field field = tms.getClass().getDeclaredField( "assertMap" );
        field.setAccessible( true );
        final ObjectHashMap m = (ObjectHashMap) field.get( tms );
        field.setAccessible( false );
        assertEquals( "assertMap should be empty",
                      0,
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    }

    public static void writeTruthMaintenanceSystem(MarshallerWriteContext context,
                                                   WorkingMemoryEntryPoint wmep,
                                                   ProtobufMessages.EntryPoint.Builder _epb) throws IOException {
        TruthMaintenanceSystem tms = ((NamedEntryPoint) wmep).getTruthMaintenanceSystem();
        ObjectHashMap justifiedMap = tms.getEqualityKeyMap();

        if ( !justifiedMap.isEmpty() ) {
            EqualityKey[] keys = new EqualityKey[justifiedMap.size()];
            org.drools.core.util.Iterator it = justifiedMap.iterator();
            int i = 0;
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    }

    public static void readTruthMaintenanceSystem(MarshallerReaderContext context) throws IOException {
        ObjectInputStream stream = context.stream;

        TruthMaintenanceSystem tms = context.wm.getTruthMaintenanceSystem();
        while ( stream.readShort() == PersisterEnums.EQUALITY_KEY ) {
            int status = stream.readInt();
            int factHandleId = stream.readInt();
            InternalFactHandle handle = (InternalFactHandle) context.handles.get( factHandleId );
           
            // ObjectTypeConf state is not marshalled, so it needs to be re-determined
            ObjectTypeConf typeConf = context.wm.getObjectTypeConfigurationRegistry().getObjectTypeConf( context.wm.getEntryPoint(), handle.getObject() );
            if ( !typeConf.isTMSEnabled() ) {
                typeConf.enableTMS();
            }
           
            EqualityKey key = new EqualityKey( handle,
                                               status );
            handle.setEqualityKey( key );
            while ( stream.readShort() == PersisterEnums.FACT_HANDLE ) {
                factHandleId = stream.readInt();
                handle = (InternalFactHandle) context.handles.get( factHandleId );
                key.addFactHandle( handle );
                handle.setEqualityKey( key );
            }
            tms.put( key );
        }
    }
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                InternalRuleFlowGroup rfg = (InternalRuleFlowGroup) ((DefaultAgenda) wm.getAgenda()).getRuleFlowGroup( rule.getRuleFlowGroup() );
                rfg.addActivation( activation );
            }
        }

        TruthMaintenanceSystem tms = context.wm.getTruthMaintenanceSystem();
        while ( stream.readShort() == PersisterEnums.LOGICAL_DEPENDENCY ) {
            int factHandleId = stream.readInt();
            InternalFactHandle handle = (InternalFactHandle) context.handles.get( factHandleId );
            tms.addLogicalDependency( handle,
                                      activation,
                                      pc,
                                      rule );
        }
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        workingMemory.retract( h );
        workingMemory = getSerialisedStatefulSession( workingMemory );       
        assertEquals( 0,
                      IteratorToList.convert( workingMemory.iterateObjects() ).size() );

        TruthMaintenanceSystem tms = ((InternalWorkingMemory) workingMemory).getTruthMaintenanceSystem();

        final java.lang.reflect.Field field = tms.getClass().getDeclaredField( "assertMap" );
        field.setAccessible( true );
        final ObjectHashMap m = (ObjectHashMap) field.get( tms );
        field.setAccessible( false );
        assertEquals( "assertMap should be empty",
                      0,
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        workingMemory.retract( h );
        workingMemory = getSerialisedStatefulSession( workingMemory );
        assertEquals( 0,
                      IteratorToList.convert( workingMemory.iterateObjects() ).size() );

        TruthMaintenanceSystem tms = ((InternalWorkingMemory) workingMemory).getTruthMaintenanceSystem();

        final java.lang.reflect.Field field = tms.getClass().getDeclaredField( "assertMap" );
        field.setAccessible( true );
        final ObjectHashMap m = (ObjectHashMap) field.get( tms );
        field.setAccessible( false );
        assertEquals( "assertMap should be empty",
                      0,
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        String key = "key";
        kSession.setGlobal( "key", key );
       
        kSession.fireAllRules();
       
        TruthMaintenanceSystem tms = ((StatefulKnowledgeSessionImpl)kSession).session.getTruthMaintenanceSystem();
       
        InternalFactHandle fh = ( InternalFactHandle ) kSession.getFactHandle( key );
       
        BeliefSet bs =  ( BeliefSet ) tms.getJustifiedMap().get( fh.getId() );
        assertEquals( "value1", ((LogicalDependency) ((LinkedListEntry)bs.getFirst()).getObject()).getValue() );
        assertEquals( "value2", ((LogicalDependency) ((LinkedListEntry)bs.getFirst().getNext()).getObject()).getValue() );       
    }   
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    }

    public static void readTruthMaintenanceSystem( MarshallerReaderContext context ) throws IOException {
        ObjectInputStream stream = context.stream;

        TruthMaintenanceSystem tms = context.wm.getTruthMaintenanceSystem();
        while (stream.readShort() == PersisterEnums.EQUALITY_KEY) {
            int status = stream.readInt();
            int factHandleId = stream.readInt();
            InternalFactHandle handle = (InternalFactHandle) context.handles.get( factHandleId );

            // ObjectTypeConf state is not marshalled, so it needs to be re-determined
            ObjectTypeConf typeConf = context.wm.getObjectTypeConfigurationRegistry().getObjectTypeConf( context.wm.getEntryPoint(),
                                                                                                         handle.getObject() );
            if (!typeConf.isTMSEnabled()) {
                typeConf.enableTMS();
            }

            EqualityKey key = new EqualityKey( handle,
                                               status );
            handle.setEqualityKey( key );
            while (stream.readShort() == PersisterEnums.FACT_HANDLE) {
                factHandleId = stream.readInt();
                handle = (InternalFactHandle) context.handles.get( factHandleId );
                key.addFactHandle( handle );
                handle.setEqualityKey( key );
            }
            tms.put( key );
        }
    }
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                InternalRuleFlowGroup rfg = (InternalRuleFlowGroup) ( (DefaultAgenda) wm.getAgenda() ).getRuleFlowGroup( rule.getRuleFlowGroup() );
                rfg.addActivation( activation );
            }
        }

        TruthMaintenanceSystem tms = context.wm.getTruthMaintenanceSystem();
        while (stream.readShort() == PersisterEnums.LOGICAL_DEPENDENCY) {
            int factHandleId = stream.readInt();
            InternalFactHandle handle = (InternalFactHandle) context.handles.get( factHandleId );
            tms.addLogicalDependency( handle,
                                      activation,
                                      pc,
                                      rule );
        }
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    /*
     * @see JBRULES-356
     */
    public void testBasicWorkingMemoryActions() {
        final ReteooWorkingMemory workingMemory = (ReteooWorkingMemory) RuleBaseFactory.newRuleBase().newStatefulSession();
        final TruthMaintenanceSystem tms = workingMemory.getTruthMaintenanceSystem();
        final String string = "test";
        FactHandle fd = workingMemory.insert( string );

        assertEquals( 1,
                      tms.getAssertMap().size() );
        EqualityKey key = tms.get( string );
        assertSame( fd,
                    key.getFactHandle() );
        assertNull( key.getOtherFactHandle() );

        workingMemory.update( fd,
                                    string );

        assertEquals( 1,
                      tms.getAssertMap().size() );
        key = tms.get( string );
        assertSame( fd,
                    key.getFactHandle() );
        assertNull( key.getOtherFactHandle() );

        workingMemory.retract( fd );

        assertEquals( 0,
                      tms.getAssertMap().size() );
        key = tms.get( string );
        assertNull( key );

        fd = workingMemory.insert( string );

        assertEquals( 1,
                      tms.getAssertMap().size() );

        assertEquals( 1,
                      tms.getAssertMap().size() );
        key = tms.get( string );
        assertSame( fd,
                    key.getFactHandle() );
        assertNull( key.getOtherFactHandle() );
    }
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Related Classes of org.drools.common.TruthMaintenanceSystem$LogicalRetractCallback

  • org.drools.agent.KnowledgeAgentIncrementalWithTMSTest
  • org.drools.beliefsystem.BeliefSet
  • org.drools.core.util.LinkedList
  • org.drools.core.util.ObjectHashMap
  • org.drools.integrationtests.TruthMaintenanceTest
  • org.drools.marshalling.impl.InputMarshaller
  • org.drools.marshalling.impl.ProtobufInputMarshaller
  • org.drools.marshalling.impl.ProtobufMessages.ActionQueue.LogicalRetract
  • org.drools.marshalling.impl.ProtobufOutputMarshaller
  • org.drools.marshalling.InputMarshaller
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