Package org.drools.core.phreak

Examples of org.drools.core.phreak.RuleAgendaItem

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        }

        List<PathMemory> pmems =  lmem.getSegmentMemory().getPathMemories();
        for ( int i = 0, length = pmems.size(); i < length; i++ ) {
            PathMemory rm = pmems.get( i );
            RuleAgendaItem evaluator = agenda.createRuleAgendaItem(Integer.MAX_VALUE, rm, (TerminalNode) rm.getNetworkNode());
            evaluator.getRuleExecutor().setDirty(true);
            evaluator.getRuleExecutor().evaluateNetworkAndFire(this, null, 0, -1);
        }

        return tnodes;
    }
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            List<PathMemory> pmems =  lmem.getSegmentMemory().getPathMemories();
            for ( int i = 0, length = pmems.size(); i < length; i++ ) {
                PathMemory rm = pmems.get( i );

                RuleAgendaItem evaluator = agenda.createRuleAgendaItem(Integer.MAX_VALUE, rm, (TerminalNode) rm.getNetworkNode());
                evaluator.getRuleExecutor().setDirty(true);
                evaluator.getRuleExecutor().evaluateNetworkAndFire(this, null, 0, -1);
            }

            getFactHandleFactory().destroyFactHandle( factHandle );

        } finally {
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    /**
     * Helper method
     */
    public Map getActivationParameters(Activation activation) {
        if (activation instanceof RuleAgendaItem) {
            RuleAgendaItem ruleAgendaItem = (RuleAgendaItem)activation;
            LeftTupleList tupleList = ruleAgendaItem.getRuleExecutor().getLeftTupleList();
            Map result = new TreeMap();
            int i = 0;
            for (LeftTuple tuple = tupleList.getFirst(); tuple != null; tuple = (LeftTuple) tuple.getNext()) {
                Map params = getActivationParameters(tuple);
                result.put("Parameters set [" + i++ + "]", (Map.Entry[]) params.entrySet().toArray(new Map.Entry[params.size()]));
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        public Map<ActivationKey, ProtobufMessages.Activation> getRneActivations() {
            return rneActivations;
        }

        public void fireRNEAs(final InternalWorkingMemory wm) {
            RuleAgendaItem rai = null;
            while ( (rai = rneaToFire.poll()) != null ) {
                RuleExecutor ruleExecutor = rai.getRuleExecutor();
                ruleExecutor.reEvaluateNetwork( wm, new org.drools.core.util.LinkedList<StackEntry>(), false );
                ruleExecutor.removeRuleAgendaItemWhenEmpty( wm );
            }
        }
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            ((AgendaItem)dep.getJustifier()).removeBlocked( dep );
            entry = tmp;
        }
       
        if ( wasBlocked ) {
            RuleAgendaItem ruleAgendaItem = targetMatch.getRuleAgendaItem();
            if ( ruleAgendaItem == null ) {
                // the match is no longer blocked, so stage it
                ((DefaultAgenda)workingMemory.getAgenda()).getStageActivationsGroup().addActivation( targetMatch );
            } else {
                int salienceInt = 0;
                Salience salience = ruleAgendaItem.getRule().getSalience();
                RuleTerminalNodeLeftTuple rtnLeftTuple = ( RuleTerminalNodeLeftTuple ) targetMatch;
                if ( !salience.isDynamic() ) {
                    salienceInt = ruleAgendaItem.getRule().getSalience().getValue();
                } else {
                    salienceInt = salience.getValue( new DefaultKnowledgeHelper(rtnLeftTuple, getWorkingMemory()),
                                                     null,  getWorkingMemory());
                }
                ((RuleTerminalNodeLeftTuple)targetMatch).update(salienceInt, activation.getPropagationContext());
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                this.previousBlocked.remove( dep );
               
                AgendaItem justified = ( AgendaItem ) dep.getJustified();
                justified.getBlockers().remove( dep.getJustifierEntry() );
                if (justified.getBlockers().isEmpty() ) {
                    RuleAgendaItem ruleAgendaItem = justified.getRuleAgendaItem();
                    if ( ruleAgendaItem == null ) {
                        // the match is no longer blocked, so stage it
                        ((DefaultAgenda)workingMemory.getAgenda()).getStageActivationsGroup().addActivation( justified );
                    } else {
                        if ( !ruleAgendaItem.isQueued() ) {
                            // Make sure the rule evaluator is on the agenda, to be evaluated
                            ((InternalAgenda) workingMemory.getAgenda()).addActivation(ruleAgendaItem);
                        }
                        ruleAgendaItem.getRuleExecutor().addLeftTuple( justified.getTuple() );
                    }
                }
                dep = tmp;
            }
        }       
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        public Map<ActivationKey, ProtobufMessages.Activation> getRneActivations() {
            return rneActivations;
        }

        public void fireRNEAs(final InternalWorkingMemory wm) {
            RuleAgendaItem rai = null;
            while ( (rai = rneaToFire.poll()) != null ) {
                RuleExecutor ruleExecutor = rai.getRuleExecutor();
                ruleExecutor.reEvaluateNetwork( wm, new org.drools.core.util.LinkedList<StackEntry>(), false );
                ruleExecutor.removeRuleAgendaItemWhenEmpty( wm );
            }
        }
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                                               final PathMemory rs,
                                               final TerminalNode rtn ) {
        String agendaGroupName = rtn.getRule().getAgendaGroup();
        String ruleFlowGroupName = rtn.getRule().getRuleFlowGroup();

        RuleAgendaItem lazyAgendaItem;
        if ( !StringUtils.isEmpty(ruleFlowGroupName) ) {
            lazyAgendaItem = new RuleAgendaItem( activationCounter++, null, salience, null, rs, rtn, isDeclarativeAgenda(), (InternalAgendaGroup) getAgendaGroup( ruleFlowGroupName ));
        }  else {
            lazyAgendaItem = new RuleAgendaItem( activationCounter++, null, salience, null, rs, rtn, isDeclarativeAgenda(), (InternalAgendaGroup) getRuleFlowGroup( agendaGroupName ));
        }
       
        return lazyAgendaItem;
    }
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                tryagain = false;
                final InternalAgendaGroup group = (InternalAgendaGroup) getNextFocus();
                // if there is a group with focus
                if ( group != null ) {
                    if ( this.unlinkingEnabled ) {
                        RuleAgendaItem item;
                        if ( ((InternalRuleBase)workingMemory.getRuleBase()).getConfiguration().isSequential() ) {
                            item = (RuleAgendaItem) group.remove();
                            item.setBlocked(true);
                        }   else {
                            item = (RuleAgendaItem) group.peek();
                        }
                        if (item != null) {
                            localFireCount = item.getRuleExecutor().evaluateNetworkAndFire(this.workingMemory, filter,
                                                                                           fireCount, fireLimit);
                            if ( localFireCount == 0 ) {
                                // nothing matched
                                tryagain = true; // will force the next Activation of the agenda, without going to outer loop which checks halt
                                this.workingMemory.executeQueuedActions(); // There may actions to process, which create new rule matches
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        return localFireCount;
    }

    public void evaluateEagerList() {
        while ( !eager.isEmpty() ) {
            RuleAgendaItem item = eager.removeFirst();
            item.getRuleExecutor().evaluateNetwork(this.workingMemory);
        }
    }
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Related Classes of org.drools.core.phreak.RuleAgendaItem

  • org.drools.compiler.integrationtests.ExecutionFlowControlTest
  • org.drools.core.base.DefaultKnowledgeHelper
  • org.drools.core.common.AbstractWorkingMemory
  • org.drools.core.common.DefaultAgenda
  • org.drools.core.common.PhreakActiveActivationIterator
  • org.drools.core.impl.StatefulKnowledgeSessionImpl
  • org.drools.core.marshalling.impl.ProtobufInputMarshaller$PBActivationsFilter
  • org.drools.core.reteoo.ReteooWorkingMemory
  • org.drools.reteoo.common.ReteAgenda
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