Package org.drools.reteoo

Examples of org.drools.reteoo.ReteooWorkingMemory

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            return group1.getName().compareTo( group2.getName() );
        }
    }

    public static void writeActionQueue(MarshallerWriteContext context) throws IOException {
        ReteooWorkingMemory wm = (ReteooWorkingMemory) context.wm;

        WorkingMemoryAction[] queue = wm.getActionQueue().toArray( new WorkingMemoryAction[wm.getActionQueue().size()] );
        for ( int i = queue.length - 1; i >= 0; i-- ) {
            context.writeShort( PersisterEnums.WORKING_MEMORY_ACTION );
            queue[i].write( context );
        }
        context.writeShort( PersisterEnums.END );
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        }

    }

    public static void readActionQueue( MarshallerReaderContext context ) throws IOException, ClassNotFoundException {
        ReteooWorkingMemory wm = (ReteooWorkingMemory) context.wm;
        Queue<WorkingMemoryAction> actionQueue = wm.getActionQueue();
        while (context.readShort() == PersisterEnums.WORKING_MEMORY_ACTION) {
            actionQueue.offer( PersisterHelper.readWorkingMemoryAction( context ) );
        }
    }
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        PersisterHelper.writeToStreamWithHeader( context,
                                                 _session );
    }

    private static ProtobufMessages.KnowledgeSession serializeSession(MarshallerWriteContext context) throws IOException {
        ReteooWorkingMemory wm = (ReteooWorkingMemory) context.wm;
        wm.getAgenda().unstageActivations();
       
        ProtobufMessages.RuleData.Builder _ruleData = ProtobufMessages.RuleData.newBuilder();

        final boolean multithread = wm.isPartitionManagersActive();
        if ( multithread ) {
            wm.stopPartitionManagers();
        }

        long time = 0;
        if ( context.wm.getTimerService() instanceof PseudoClockScheduler ) {
            time = context.clockTime;
        }
        _ruleData.setLastId( wm.getFactHandleFactory().getId() );
        _ruleData.setLastRecency( wm.getFactHandleFactory().getRecency() );

        InternalFactHandle handle = context.wm.getInitialFactHandle();
        ProtobufMessages.FactHandle _ifh = ProtobufMessages.FactHandle.newBuilder()
                .setType( ProtobufMessages.FactHandle.HandleType.INITIAL_FACT )
                .setId( handle.getId() )
                .setRecency( handle.getRecency() )
                .build();
        _ruleData.setInitialFact( _ifh );

        writeAgenda( context, _ruleData );
       
        writeNodeMemories( context, _ruleData );

        for ( WorkingMemoryEntryPoint wmep : wm.getEntryPoints().values() ) {
            org.drools.marshalling.impl.ProtobufMessages.EntryPoint.Builder _epb = ProtobufMessages.EntryPoint.newBuilder();
            _epb.setEntryPointId( wmep.getEntryPointId() );
            writeFactHandles( context,
                              _epb,
                              ((NamedEntryPoint) wmep).getObjectStore() );
            _ruleData.addEntryPoint( _epb.build() );
        }


        writeActionQueue( context,
                          _ruleData );

        writeTruthMaintenanceSystem( context,
                                     _ruleData );

        ProtobufMessages.KnowledgeSession.Builder _session = ProtobufMessages.KnowledgeSession.newBuilder()
                .setMultithread( multithread )
                .setTime( time )
                .setRuleData( _ruleData.build() );
       
        if( processMarshaller != null ) {
            Builder _pdata = ProtobufMessages.ProcessData.newBuilder();
            if ( context.marshalProcessInstances ) {
                context.parameterObject = _pdata;
                processMarshaller.writeProcessInstances( context );
            }

            if ( context.marshalWorkItems ) {
                context.parameterObject = _pdata;
                processMarshaller.writeWorkItems( context );
            }    

            // this now just assigns the writer, it will not write out any timer information
            context.parameterObject = _pdata;
            processMarshaller.writeProcessTimers( context );
           
            _session.setProcessData( _pdata.build() );
        }
       
        Timers _timers = writeTimers( context.wm.getTimerService().getTimerJobInstances(),
                                      context );
        if( _timers != null ) {
            _session.setTimers( _timers );
        }

        if ( multithread ) {
            wm.startPartitionManagers();
        }
       
        return _session.build();
    }
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    }

    public static void writeActionQueue(MarshallerWriteContext context,
                                        ProtobufMessages.RuleData.Builder _session) throws IOException {
       
        ReteooWorkingMemory wm = (ReteooWorkingMemory) context.wm;
        if( ! wm.getActionQueue().isEmpty() ) {
            ProtobufMessages.ActionQueue.Builder _queue = ProtobufMessages.ActionQueue.newBuilder();

            WorkingMemoryAction[] queue = wm.getActionQueue().toArray( new WorkingMemoryAction[wm.getActionQueue().size()] );
            for ( int i = queue.length - 1; i >= 0; i-- ) {
                _queue.addAction( queue[i].serialize( context ) );
            }
            _session.setActionQueue( _queue.build() );
        }
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    }

    public static void readActionQueue(MarshallerReaderContext context,
                                       RuleData _session) throws IOException,
                                                                 ClassNotFoundException {
        ReteooWorkingMemory wm = (ReteooWorkingMemory) context.wm;
        Queue<WorkingMemoryAction> actionQueue = wm.getActionQueue();
        for ( ProtobufMessages.ActionQueue.Action _action : _session.getActionQueue().getActionList() ) {
            actionQueue.offer( PersisterHelper.deserializeWorkingMemoryAction( context,
                                                                               _action ) );
        }
    }
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        }
    }

    public static void writeSession(MarshallerWriteContext context) throws IOException {
        //context.out.println( "... write session");
        ReteooWorkingMemory wm = (ReteooWorkingMemory) context.wm;
        wm.getAgenda().unstageActivations();

        final boolean multithread = wm.isPartitionManagersActive();
        // is multi-thread active?
        if ( multithread ) {
            context.writeBoolean( true );
            wm.stopPartitionManagers();
        } else {
            context.writeBoolean( false );
        }       
       
        long time = 0;
        if ( context.wm.getTimerService() instanceof PseudoClockScheduler ) {
          time = context.clockTime;
        }
        context.writeLong( time );

        context.writeInt( wm.getFactHandleFactory().getId() );
        context.writeLong( wm.getFactHandleFactory().getRecency() );
        ////context.out.println( "FactHandleFactory int:" + wm.getFactHandleFactory().getId() + " long:" + wm.getFactHandleFactory().getRecency() );

        context.writeLong( wm.getPropagationIdCounter() );
        //context.out.println( "PropagationCounter long:" + wm.getPropagationIdCounter() );       
       
        InternalFactHandle handle = context.wm.getInitialFactHandle();
        context.writeInt( handle.getId() );
        context.writeLong( handle.getRecency() );
        //context.out.println( "InitialFact int:" + handle.getId() + " long:" + handle.getRecency() );

       
        writeAgenda( context );       
       
       
        writeInitialFactHandleRightTuples( context );
        for ( WorkingMemoryEntryPoint wmep : wm.getEntryPoints().values() ) {
            context.stream.writeShort( PersisterEnums.ENTRY_POINT );
            context.stream.writeUTF( wmep.getEntryPointId() );
            writeFactHandles( context, (( NamedEntryPoint )wmep).getObjectStore() );
        }
        context.stream.writeShort( PersisterEnums.END );
        writeInitialFactHandleLeftTuples( context );
       
        writePropagationContexts( context );

        writeActivations( context );       


        writeActionQueue( context );

        writeTruthMaintenanceSystem( context );

        if ( context.marshalProcessInstances && processMarshaller != null ) {
            processMarshaller.writeProcessInstances( context );
        }
        else {
            context.stream.writeShort( PersisterEnums.END );
        }

        if ( context.marshalWorkItems && processMarshaller != null ) {
            processMarshaller.writeWorkItems( context );
        }    
        else {
            context.stream.writeShort( PersisterEnums.END );
        }
       
        if ( processMarshaller != null ) {
            // this now just assigns the writer, it will not write out any timer information
            processMarshaller.writeProcessTimers( context );
        }
        else {
            context.stream.writeShort( PersisterEnums.END );
        }
       
        // Only works for JpaJDKTimerService
        writeTimers( context.wm.getTimerService().getTimerJobInstances(), context );

        if ( multithread ) {
            wm.startPartitionManagers();
        }
       
        //context.out.println( "--- write session --- END");
    }
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            return group1.getName().compareTo( group2.getName() );
        }
    }

    public static void writeActionQueue(MarshallerWriteContext context) throws IOException {
        ReteooWorkingMemory wm = (ReteooWorkingMemory) context.wm;

        WorkingMemoryAction[] queue = wm.getActionQueue().toArray( new WorkingMemoryAction[wm.getActionQueue().size()] );
        for ( int i = queue.length - 1; i >= 0; i-- ) {
            context.writeShort( PersisterEnums.WORKING_MEMORY_ACTION );
            queue[i].write( context );
        }
        context.writeShort( PersisterEnums.END );
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        PersisterHelper.writeToStreamWithHeader( context,
                                                 _session );
    }

    private static ProtobufMessages.KnowledgeSession serializeSession(MarshallerWriteContext context) throws IOException {
        ReteooWorkingMemory wm = (ReteooWorkingMemory) context.wm;
        wm.getAgenda().unstageActivations();
       
        ProtobufMessages.RuleData.Builder _ruleData = ProtobufMessages.RuleData.newBuilder();

        final boolean multithread = wm.isPartitionManagersActive();
        if ( multithread ) {
            wm.stopPartitionManagers();
        }

        long time = 0;
        if ( context.wm.getTimerService() instanceof PseudoClockScheduler ) {
            time = context.clockTime;
        }
        _ruleData.setLastId( wm.getFactHandleFactory().getId() );
        _ruleData.setLastRecency( wm.getFactHandleFactory().getRecency() );

        InternalFactHandle handle = context.wm.getInitialFactHandle();
        ProtobufMessages.FactHandle _ifh = ProtobufMessages.FactHandle.newBuilder()
                .setType( ProtobufMessages.FactHandle.HandleType.INITIAL_FACT )
                .setId( handle.getId() )
                .setRecency( handle.getRecency() )
                .build();
        _ruleData.setInitialFact( _ifh );

        writeAgenda( context, _ruleData );
       
        writeNodeMemories( context, _ruleData );

        for ( WorkingMemoryEntryPoint wmep : wm.getEntryPoints().values() ) {
            org.drools.marshalling.impl.ProtobufMessages.EntryPoint.Builder _epb = ProtobufMessages.EntryPoint.newBuilder();
            _epb.setEntryPointId( wmep.getEntryPointId() );
            writeFactHandles( context,
                              _epb,
                              ((NamedEntryPoint) wmep).getObjectStore() );
            _ruleData.addEntryPoint( _epb.build() );
        }


        writeActionQueue( context,
                          _ruleData );

        writeTruthMaintenanceSystem( context,
                                     _ruleData );

        ProtobufMessages.KnowledgeSession.Builder _session = ProtobufMessages.KnowledgeSession.newBuilder()
                .setMultithread( multithread )
                .setTime( time )
                .setRuleData( _ruleData.build() );
       
        if( processMarshaller != null ) {
            Builder _pdata = ProtobufMessages.ProcessData.newBuilder();
            if ( context.marshalProcessInstances ) {
                context.parameterObject = _pdata;
                processMarshaller.writeProcessInstances( context );
            }

            if ( context.marshalWorkItems ) {
                context.parameterObject = _pdata;
                processMarshaller.writeWorkItems( context );
            }    

            // this now just assigns the writer, it will not write out any timer information
            context.parameterObject = _pdata;
            processMarshaller.writeProcessTimers( context );
           
            _session.setProcessData( _pdata.build() );
        }
       
        Timers _timers = writeTimers( context.wm.getTimerService().getTimerJobInstances(),
                                      context );
        if( _timers != null ) {
            _session.setTimers( _timers );
        }

        if ( multithread ) {
            wm.startPartitionManagers();
        }
       
        return _session.build();
    }
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        }

    }

    public static void readActionQueue( MarshallerReaderContext context ) throws IOException, ClassNotFoundException {
        ReteooWorkingMemory wm = (ReteooWorkingMemory) context.wm;
        Queue<WorkingMemoryAction> actionQueue = wm.getActionQueue();
        while (context.readShort() == PersisterEnums.WORKING_MEMORY_ACTION) {
            actionQueue.offer( PersisterHelper.readWorkingMemoryAction( context ) );
        }
    }
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    }

    public static void writeActionQueue(MarshallerWriteContext context,
                                        ProtobufMessages.RuleData.Builder _session) throws IOException {
       
        ReteooWorkingMemory wm = (ReteooWorkingMemory) context.wm;
        if( ! wm.getActionQueue().isEmpty() ) {
            ProtobufMessages.ActionQueue.Builder _queue = ProtobufMessages.ActionQueue.newBuilder();

            WorkingMemoryAction[] queue = wm.getActionQueue().toArray( new WorkingMemoryAction[wm.getActionQueue().size()] );
            for ( int i = queue.length - 1; i >= 0; i-- ) {
                _queue.addAction( queue[i].serialize( context ) );
            }
            _session.setActionQueue( _queue.build() );
        }
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Related Classes of org.drools.reteoo.ReteooWorkingMemory

  • org.drools.audit.WorkingMemoryLogger
  • org.drools.base.DroolsQuery
  • org.drools.base.NonCloningQueryViewListener
  • org.drools.base.StandardQueryViewChangedEventListener
  • org.drools.command.runtime.rule.FireUntilHaltCommand
  • org.drools.command.runtime.rule.InsertObjectCommand
  • org.drools.common.ActiveActivationsIteratorTest
  • org.drools.common.DefaultAgenda
  • org.drools.common.EventFactHandle
  • org.drools.common.InternalFactHandle
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