Examples of RuleTerminalNodeLeftTuple

org.drools.core.reteoo.RuleTerminalNodeLeftTuple

Examples of org.drools.core.reteoo.RuleTerminalNodeLeftTuple


    public static void doLeftDelete(InternalWorkingMemory wm, RuleExecutor executor, LeftTuple leftTuple) {
        PropagationContext pctx = leftTuple.getPropagationContext();
        pctx = RuleTerminalNode.findMostRecentPropagationContext(leftTuple, pctx);


        RuleTerminalNodeLeftTuple rtnLt = ( RuleTerminalNodeLeftTuple ) leftTuple;


        Activation activation = (Activation) leftTuple;
        activation.setMatched( false );


        InternalAgenda agenda = (InternalAgenda) wm.getAgenda();
        agenda.cancelActivation( leftTuple,
                                 pctx,
                                 wm,
                                 activation,
                                 rtnLt.getTerminalNode() );


        if ( leftTuple.getMemory() != null && (pctx.getType() != PropagationContext.EXPIRATION  ) ) {
            // Expiration propagations should not be removed from the list, as they still need to fire
            executor.removeLeftTuple(leftTuple);
        }


        rtnLt.setActivationUnMatchListener(null);
        leftTuple.setObject(null);
    }

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Examples of org.drools.core.reteoo.RuleTerminalNodeLeftTuple

        }
    }


    public void cancel(InternalWorkingMemory wm, EventSupport es) {
        while (!tupleList.isEmpty()) {
            RuleTerminalNodeLeftTuple rtnLt = (RuleTerminalNodeLeftTuple) tupleList.removeFirst();
            if (queue != null) {
                queue.dequeue(rtnLt.getQueueIndex());
            }


            es.getAgendaEventSupport().fireActivationCancelled(rtnLt, wm, MatchCancelledCause.CLEAR);
        }
    }

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Examples of org.drools.core.reteoo.RuleTerminalNodeLeftTuple

    public static class SalienceComparator implements Comparator {


        public static final SalienceComparator INSTANCE = new SalienceComparator();


        public int compare(Object existing, Object adding) {
            RuleTerminalNodeLeftTuple rtnLt1 = (RuleTerminalNodeLeftTuple) existing;
            RuleTerminalNodeLeftTuple rtnLt2 = (RuleTerminalNodeLeftTuple) adding;


            final int s1 = rtnLt1.getSalience();
            final int s2 = rtnLt2.getSalience();


            // highest goes first
            if (s1 > s2) {
                return 1;
            } else if (s1 < s2) {
                return -1;
            }


            final int l1 = rtnLt1.getRule().getLoadOrder();
            final int l2 = rtnLt2.getRule().getLoadOrder();


            // lowest goes first
            if (l1 < l2) {
                return 1;
            } else if (l1 > l2) {

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Examples of org.drools.core.reteoo.RuleTerminalNodeLeftTuple

                                       final int salience,
                                       final PropagationContext context,
                                       final TerminalNode rtn,
                                       RuleAgendaItem ruleAgendaItem,
                                       InternalAgendaGroup agendaGroup) {
        RuleTerminalNodeLeftTuple rtnLeftTuple = (RuleTerminalNodeLeftTuple) tuple;
        rtnLeftTuple.init(activationCounter++,
                          salience,
                          context,
                          ruleAgendaItem, agendaGroup);
        rtnLeftTuple.setObject( rtnLeftTuple );
        return rtnLeftTuple;
    }

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Examples of org.drools.core.reteoo.RuleTerminalNodeLeftTuple


    public ScheduledAgendaItem createScheduledAgendaItem(final LeftTuple tuple,
                                                         final PropagationContext context,
                                                         final TerminalNode rtn,
                                                         InternalAgendaGroup agendaGroup) {
        RuleTerminalNodeLeftTuple rtnLeftTuple = ( RuleTerminalNodeLeftTuple ) tuple;
        rtnLeftTuple.init(activationCounter++, 0, context, null, agendaGroup );
        ScheduledAgendaItem item =  new ScheduledAgendaItem( rtnLeftTuple, this );
        tuple.setObject( item );
        return item;
    }

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Examples of org.drools.core.reteoo.RuleTerminalNodeLeftTuple

        }
    }


    public void cancel(InternalWorkingMemory wm, EventSupport es) {
        while (!tupleList.isEmpty()) {
            RuleTerminalNodeLeftTuple rtnLt = (RuleTerminalNodeLeftTuple) tupleList.removeFirst();
            if (queue != null) {
                queue.dequeue(rtnLt);
            }


            es.getAgendaEventSupport().fireActivationCancelled(rtnLt, wm, MatchCancelledCause.CLEAR);

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Examples of org.drools.core.reteoo.RuleTerminalNodeLeftTuple

    public static class SalienceComparator implements Comparator {


        public static final SalienceComparator INSTANCE = new SalienceComparator();


        public int compare(Object existing, Object adding) {
            RuleTerminalNodeLeftTuple rtnLt1 = (RuleTerminalNodeLeftTuple) existing;
            RuleTerminalNodeLeftTuple rtnLt2 = (RuleTerminalNodeLeftTuple) adding;


            final int s1 = rtnLt1.getSalience();
            final int s2 = rtnLt2.getSalience();


            // highest goes first
            if (s1 > s2) {
                return 1;
            } else if (s1 < s2) {
                return -1;
            }


            final int l1 = rtnLt1.getRule().getLoadOrder();
            final int l2 = rtnLt2.getRule().getLoadOrder();


            // lowest goes first
            if (l1 < l2) {
                return 1;
            } else if (l1 > l2) {

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Examples of org.drools.core.reteoo.RuleTerminalNodeLeftTuple

        };


        rule1.setConsequence( consequence );


        final DefaultFactHandle handle1 = (DefaultFactHandle) ksession.insert( "o1" );
        final RuleTerminalNodeLeftTuple tuple1 = new RuleTerminalNodeLeftTuple( handle1,
                                                                                node,
                                                                                true );


        final PropagationContext context1 = pctxFactory.createPropagationContext(0, PropagationContext.INSERTION, null, null, new DefaultFactHandle());


        // Test single activation for a single logical assertions
        node.assertLeftTuple( tuple1,
                              context1,
                              ksession );


        final String logicalString = new String( "logical" );
        InternalFactHandle logicalHandle = (InternalFactHandle) ksession.insert( logicalString,
                                                                                      null,
                                                                                      false,
                                                                                      true,
                                                                                      rule1,
                                                                                      (Activation) tuple1.getObject() );
        new RightTuple( logicalHandle,
                        sink );
        context1.setFactHandle( handle1 );
        // Retract the tuple and test the logically asserted fact was also deleted
        node.retractLeftTuple( tuple1,
                               context1,
                               ksession );


        ksession.executeQueuedActions();


        assertLength( 1,
                      sink.getRetracted() );


        Object[] values = (Object[]) sink.getRetracted().get( 0 );


        assertSame( logicalHandle,
                    ((RightTuple) values[0]).getFactHandle() );


        // Test single activation for a single logical assertions. This also
        // tests that logical assertions live on after the related Activation
        // has fired.
        node.assertLeftTuple( tuple1,
                              context1,
                              ksession );
        logicalHandle = (InternalFactHandle) ksession.insert( logicalString,
                                                                   null,
                                                                   false,
                                                                   true,
                                                                   rule1,
                                                                   (Activation) tuple1.getObject() );


        new RightTuple( logicalHandle,
                        sink );


        agenda.fireNextItem( null, 0, -1 );

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Examples of org.drools.core.reteoo.RuleTerminalNodeLeftTuple

        };
        rule1.setConsequence( consequence );


        final DefaultFactHandle handle1 = new DefaultFactHandle( 1,
                                                                 "cheese" );
        final RuleTerminalNodeLeftTuple tuple1 = new RuleTerminalNodeLeftTuple( handle1,
                                                                                node,
                                                                                true );


        final PropagationContext context1 = pctxFactory.createPropagationContext(0, PropagationContext.INSERTION, null, null, new DefaultFactHandle());


        // Test single activation for a single logical assertions
        node.assertLeftTuple( tuple1,
                              context1,
                              ksession );


        final String logicalString1 = new String( "logical" );
        FactHandle logicalHandle1 = ksession.insert( logicalString1,
                                                          null,
                                                          false,
                                                          true,
                                                          rule1,
                                                          (Activation) tuple1.getObject() );


        final String logicalString2 = new String( "logical" );
        FactHandle logicalHandle2 = ksession.insert( logicalString2,
                                                          null,
                                                          false,
                                                          true,
                                                          rule1,
                                                          (Activation) tuple1.getObject() );


        assertSame( logicalHandle1,
                    logicalHandle2 );


        // little sanity check using normal assert

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Examples of org.drools.core.reteoo.RuleTerminalNodeLeftTuple

        };
        rule1.setConsequence( consequence );


        final DefaultFactHandle handle1 = new DefaultFactHandle( 1,
                                                                 "cheese" );
        final RuleTerminalNodeLeftTuple tuple1 = new RuleTerminalNodeLeftTuple( handle1,
                                                                                node,
                                                                                true );


        final PropagationContext context1 = pctxFactory.createPropagationContext(0, PropagationContext.INSERTION, null, null, new DefaultFactHandle());


        // Test that a STATED assertion overrides a logical assertion
        node.assertLeftTuple( tuple1,
                              context1,
                              ksession );


        String logicalString1 = new String( "logical" );
        FactHandle logicalHandle1 = ksession.insert( logicalString1,
                                                          null,
                                                          false,
                                                          true,
                                                          rule1,
                                                          (Activation) tuple1.getObject() );


        // This assertion is stated and should override any previous justified
        // "equals" objects.
        String logicalString2 = new String( "logical" );
        FactHandle logicalHandle2 = ksession.insert( logicalString2 );


        node.retractLeftTuple( tuple1,
                               context1,
                               ksession );


        assertLength( 0,
                      sink.getRetracted() );


        //  we override and discard the original logical object
        assertSame( logicalHandle2,
                    logicalHandle1 );


        // so while new STATED assertion is equal
        assertEquals( logicalString1,
                      ksession.getObject( logicalHandle2 ) );
        // they are not identity same
        assertNotSame( logicalString1,
                       ksession.getObject( logicalHandle2 ) );


        // Test that a logical assertion cannot override a STATED assertion
        node.assertLeftTuple( tuple1,
                              context1,
                              ksession );


        logicalString2 = new String( "logical" );
        logicalHandle2 = ksession.insert( logicalString2 );


        // This logical assertion will be ignored as there is already
        // an equals STATED assertion.
        logicalString1 = new String( "logical" );
        logicalHandle1 = ksession.insert( logicalString1,
                                               null,
                                               false,
                                               true,
                                               rule1,
                                               (Activation) tuple1.getObject() );


        assertNull( logicalHandle1 );


        // Already identify same so return previously assigned handle
        logicalHandle1 = ksession.insert( logicalString2,
                                               null,
                                               false,
                                               false,
                                               rule1,
                                               (Activation) tuple1.getObject() );
        // return the matched handle


        assertSame( logicalHandle2,
                    logicalHandle1 );

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