Package org.drools.reteoo

Examples of org.drools.reteoo.ReteooWorkingMemory

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        if ( this.kagent != null ) {
            // if we have an agent always get the rulebase from there
            this.ruleBase = (InternalRuleBase) ((KnowledgeBaseImpl) this.kagent.getKnowledgeBase()).ruleBase;
        }
        synchronized ( this.ruleBase.getPackagesMap() ) {
            ReteooWorkingMemory wm = new ReteooWorkingMemory( this.ruleBase.nextWorkingMemoryCounter(),
                                                              this.ruleBase,
                                                              (SessionConfiguration) this.conf,
                                                              this.environment );

            // we don't pass the mapped listener wrappers to the session constructor anymore,
            // because they would be ignored anyway, since the wm already contains those listeners
            StatefulKnowledgeSessionImpl ksession = new StatefulKnowledgeSessionImpl( wm,
                                                                                      new KnowledgeBaseImpl( this.ruleBase ) );

            ((Globals) wm.getGlobalResolver()).setDelegate( this.sessionGlobals );
            wm.setKnowledgeRuntime( ksession );
            wm.setWorkingMemoryEventSupport( this.workingMemoryEventSupport );
            wm.setAgendaEventSupport( this.agendaEventSupport );
            wm.setRuleFlowEventSupport( this.ruleFlowEventSupport );

            final InitialFactHandleDummyObject initialFact = new InitialFactHandleDummyObject();
            final InitialFactHandle handle = new InitialFactHandle( wm.getFactHandleFactory().newFactHandle( initialFact,
                                                                                                             wm.getObjectTypeConfigurationRegistry().getObjectTypeConf( EntryPoint.DEFAULT,
                                                                                                                                                                        initialFact ),
                                                                                                             wm ) );

            wm.queueWorkingMemoryAction( new WorkingMemoryReteAssertAction( handle,
                                                                            false,
                                                                            true,
                                                                            null,
                                                                            null ) );
            return ksession;
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        }

    }

    public static void readActionQueue(MarshallerReaderContext context) throws IOException, ClassNotFoundException {
        ReteooWorkingMemory wm = (ReteooWorkingMemory) context.wm;
        Queue actionQueue = wm.getActionQueue();
        while ( context.readShort() == PersisterEnums.WORKING_MEMORY_ACTION ) {
            actionQueue.offer( PersisterHelper.readWorkingMemoryAction( context ) );
        }
    }
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            // if we have an agent always get the rulebase from there
            this.ruleBase = (InternalRuleBase) ((KnowledgeBaseImpl) this.kagent.getKnowledgeBase()).ruleBase;
        }
        this.ruleBase.readLock();
        try {
            ReteooWorkingMemory wm = new ReteooWorkingMemory( this.ruleBase.nextWorkingMemoryCounter(),
                                                              this.ruleBase,
                                                              (SessionConfiguration) this.conf,
                                                              this.environment );

            // we don't pass the mapped listener wrappers to the session constructor anymore,
            // because they would be ignored anyway, since the wm already contains those listeners
            StatefulKnowledgeSessionImpl ksession = new StatefulKnowledgeSessionImpl( wm,
                                                                                      new KnowledgeBaseImpl( this.ruleBase ) );

            ((Globals) wm.getGlobalResolver()).setDelegate( this.sessionGlobals );
            if (!initialized) {
              // copy over the default generated listeners that are used for internal stuff once
              for (org.drools.event.AgendaEventListener listener: wm.getAgendaEventSupport().getEventListeners()) {
                this.agendaEventSupport.addEventListener(listener);
              }
                for (org.drools.event.WorkingMemoryEventListener listener: wm.getWorkingMemoryEventSupport().getEventListeners()) {
                  this.workingMemoryEventSupport.addEventListener(listener);
                }
                InternalProcessRuntime processRuntime = wm.getProcessRuntime();
                if (processRuntime != null) {
                  for (ProcessEventListener listener: processRuntime.getProcessEventListeners()) {
                    this.processEventSupport.addEventListener(listener);
                  }
                }
                initialized = true;
            }
            wm.setAgendaEventSupport( this.agendaEventSupport );
            wm.setWorkingMemoryEventSupport( this.workingMemoryEventSupport );
            InternalProcessRuntime processRuntime = wm.getProcessRuntime();
            if (processRuntime != null) {
                processRuntime.setProcessEventSupport( this.processEventSupport );
            }

            final InternalFactHandle handle =  wm.getFactHandleFactory().newFactHandle( InitialFactImpl.getInstance(),
                                                                                        wm.getObjectTypeConfigurationRegistry().getObjectTypeConf( EntryPoint.DEFAULT,
                                                                                                                                                   InitialFactImpl.getInstance() ),
                                                                                        wm,
                                                                                        wm);

            wm.queueWorkingMemoryAction( new WorkingMemoryReteAssertAction( handle,
                                                                            false,
                                                                            true,
                                                                            null,
                                                                            null ) );
            return ksession;
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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 writeSession(MarshallerWriteContext context) throws IOException {
        //context.out.println( "... write session");
        ReteooWorkingMemory wm = (ReteooWorkingMemory) context.wm;
        wm.getAgenda().unstageActivations();

        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 );
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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,
                                       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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            factHandle = ksession.insert( object );
        } else {
            factHandle = ksession.getWorkingMemoryEntryPoint( this.entryPoint ).insert( object );
        }
       
        ReteooWorkingMemory session = ((StatefulKnowledgeSessionImpl)ksession).session;

        if ( outIdentifier != null ) {
            if ( this.returnObject ) {
                session.getExecutionResult().getResults().put( this.outIdentifier,
                                                               object );
            }
            session.getExecutionResult().getFactHandles().put( this.outIdentifier,
                                                         factHandle );
        }
        if ( disconnected ){
            ((DefaultFactHandle)factHandle).disconnect();
        }
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            // if we have an agent always get the rulebase from there
            this.ruleBase = (InternalRuleBase) ((KnowledgeBaseImpl) this.kagent.getKnowledgeBase()).ruleBase;
        }
        this.ruleBase.readLock();
        try {
            ReteooWorkingMemory wm = new ReteooWorkingMemory( this.ruleBase.nextWorkingMemoryCounter(),
                                                              this.ruleBase,
                                                              (SessionConfiguration) this.conf,
                                                              this.environment );

            // we don't pass the mapped listener wrappers to the session constructor anymore,
            // because they would be ignored anyway, since the wm already contains those listeners
            StatefulKnowledgeSessionImpl ksession = new StatefulKnowledgeSessionImpl( wm,
                                                                                      new KnowledgeBaseImpl( this.ruleBase ) );

            ((Globals) wm.getGlobalResolver()).setDelegate( this.sessionGlobals );
            wm.setKnowledgeRuntime( ksession );
            wm.setAgendaEventSupport( this.agendaEventSupport );
            wm.setWorkingMemoryEventSupport( this.workingMemoryEventSupport );
            InternalProcessRuntime processRuntime = wm.getProcessRuntime();
            if (processRuntime != null) {
                processRuntime.setProcessEventSupport( this.processEventSupport );
            }

            final InternalFactHandle handle =  wm.getFactHandleFactory().newFactHandle( InitialFactImpl.getInstance(),
                                                                                        wm.getObjectTypeConfigurationRegistry().getObjectTypeConf( EntryPoint.DEFAULT,
                                                                                                                                                   InitialFactImpl.getInstance() ),
                                                                                        wm,
                                                                                        wm);

            wm.queueWorkingMemoryAction( new WorkingMemoryReteAssertAction( handle,
                                                                            false,
                                                                            true,
                                                                            null,
                                                                            null ) );
            return ksession;
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            ((StatelessKnowledgeSessionImpl) session).workingMemoryEventSupport.addEventListener( this );
            ((StatelessKnowledgeSessionImpl) session).agendaEventSupport.addEventListener( this );
            ((StatelessKnowledgeSessionImpl) session).processEventSupport.addEventListener( this );
            ((StatelessKnowledgeSessionImpl) session).getRuleBase().addEventListener( this );
        } else if (session instanceof CommandBasedStatefulKnowledgeSession) {
            ReteooWorkingMemory eventManager =
                ((StatefulKnowledgeSessionImpl)((KnowledgeCommandContext)((CommandBasedStatefulKnowledgeSession) session).getCommandService().getContext()).getStatefulKnowledgesession()).session;
            eventManager.addEventListener( (WorkingMemoryEventListener) this );
            eventManager.addEventListener( (AgendaEventListener) this );
            InternalProcessRuntime processRuntime = eventManager.getProcessRuntime();
            eventManager.addEventListener( (RuleBaseEventListener) this );
            if (processRuntime != null) {
                processRuntime.addEventListener( (ProcessEventListener) this );
            }
        } else {
            throw new IllegalArgumentException("Not supported session in logger: " + session.getClass());
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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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