Package org.drools.common

Examples of org.drools.common.DefaultFactHandle

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        // create context
        final PropagationContext context0 = new PropagationContextImpl( 0,
                                                                        PropagationContext.INSERTION,
                                                                        rule1,
                                                                        null,
                                                                        new DefaultFactHandle() );

        // create rule0
        final Consequence consequence0 = new Consequence() {
            private static final long serialVersionUID = 510l;

            public void evaluate(KnowledgeHelper knowledgeHelper,
                                 WorkingMemory w) {
                // activate rule1
                final LeftTupleImpl tuple1 = new LeftTupleImpl( new DefaultFactHandle( 1,
                                                                               "cheese" ),
                                                        null,
                                                        true );
                node1.assertLeftTuple( tuple1,
                                       context0,
                                       workingMemory );
            }

            public void readExternal(ObjectInput in) throws IOException,
                                                    ClassNotFoundException {

            }

            public void writeExternal(ObjectOutput out) throws IOException {

            }

            public String getName() {
                return "default";
            }
        };

        final Rule rule0 = new Rule( "test-rule0" );
        rule0.setRuleFlowGroup( "rule-flow-group-0" );
        rule0.setConsequence( consequence0 );

        final RuleTerminalNode node0 = new RuleTerminalNode( 3,
                                                             new MockTupleSource( 2 ),
                                                             rule0,
                                                             rule0.getLhs(),
                                                             0,
                                                             buildContext );

        final RuleFlowGroup ruleFlowGroup0 = agenda.getRuleFlowGroup( "rule-flow-group-0" );

        // Create one activation for rule0 only
        final LeftTupleImpl tuple0 = new LeftTupleImpl( new DefaultFactHandle( 1,
                                                                       "cheese" ),
                                                null,
                                                true );
        node0.assertLeftTuple( tuple0,
                               context0,
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        // create context
        final PropagationContext context0 = new PropagationContextImpl( 0,
                                                                        PropagationContext.INSERTION,
                                                                        rule1,
                                                                        null,
                                                                        new DefaultFactHandle() );

        final LeftTupleImpl tuple1 = new LeftTupleImpl( new DefaultFactHandle( 1,
                                                                       "cheese" ),
                                                null,
                                                true );

        // create rule0
        final Consequence consequence0 = new Consequence() {
            private static final long serialVersionUID = 510l;

            public void evaluate(KnowledgeHelper knowledgeHelper,
                                 WorkingMemory w) {
                // deactivate rule1
                node1.retractLeftTuple( tuple1,
                                        context0,
                                        workingMemory );
            }

            public void readExternal(ObjectInput in) throws IOException,
                                                    ClassNotFoundException {

            }

            public void writeExternal(ObjectOutput out) throws IOException {

            }

            public String getName() {
                return "default";
            }
        };

        final Rule rule0 = new Rule( "test-rule0" );
        rule0.setRuleFlowGroup( "rule-flow-group-0" );
        rule0.setConsequence( consequence0 );
        rule0.setSalience( new SalienceInteger( 10 ) );

        final RuleTerminalNode node0 = new RuleTerminalNode( 3,
                                                             new MockTupleSource( 2 ),
                                                             rule0,
                                                             rule0.getLhs(),
                                                             0,
                                                             buildContext );

        final RuleFlowGroup ruleFlowGroup0 = agenda.getRuleFlowGroup( "rule-flow-group-0" );

        // Create an activation for both rules
        final LeftTupleImpl tuple0 = new LeftTupleImpl( new DefaultFactHandle( 1,
                                                                       "cheese" ),
                                                null,
                                                true );
        node0.assertLeftTuple( tuple0,
                               context0,
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        // create context
        final PropagationContext context0 = new PropagationContextImpl( 0,
                                                                        PropagationContext.INSERTION,
                                                                        rule0,
                                                                        null,
                                                                        new DefaultFactHandle() );

        // Create two activation for this rule
        final LeftTupleImpl tuple0 = new LeftTupleImpl( new DefaultFactHandle( 1,
                                                                       "cheese" ),
                                                null,
                                                true );
        node0.assertLeftTuple( tuple0,
                               context0,
                               workingMemory );
        final LeftTupleImpl tuple1 = new LeftTupleImpl( new DefaultFactHandle( 1,
                                                                       "cheese" ),
                                                null,
                                                true );
        node0.assertLeftTuple( tuple1,
                               context0,
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        // create context
        final PropagationContext context0 = new PropagationContextImpl( 0,
                                                                        PropagationContext.INSERTION,
                                                                        rule0,
                                                                        null,
                                                                        new DefaultFactHandle() );

        // Create an activation for this rule
        final LeftTupleImpl tuple0 = new LeftTupleImpl( new DefaultFactHandle( 1,
                                                                       "cheese" ),
                                                null,
                                                true );
        node0.assertLeftTuple( tuple0,
                               context0,
                               workingMemory );
       
        workingMemory.fireAllRules();       

        // RuleFlowGroup should be populated, but the agenda shouldn't be
        assertEquals( 1,
                      ruleFlowGroup0.size() );
        assertEquals( 0,
                      agenda.agendaSize() );

        // Activate the RuleFlowGroup, the activations stay in the group, but
        // should now also be in the Agenda
        agenda.activateRuleFlowGroup( "rule-flow-group-0" );
        assertEquals( 1,
                      ruleFlowGroup0.size() );
        assertEquals( 1,
                      agenda.agendaSize() );

        // Execute activation
        agenda.fireNextItem( null );
        assertEquals( 0,
                      ruleFlowGroup0.size() );
        assertEquals( 0,
                      agenda.agendaSize() );
        assertTrue( ruleFlowGroup0.isActive() );

        // Set auto-deactivation status to true
        ruleFlowGroup0.setAutoDeactivate( true );
        assertTrue( ruleFlowGroup0.isAutoDeactivate() );
        assertFalse( ruleFlowGroup0.isActive() );

        // Add another activation and activate RuleFlowGroup again
        final LeftTupleImpl tuple1 = new LeftTupleImpl( new DefaultFactHandle( 1,
                                                                       "cheese" ),
                                                null,
                                                true );
        node0.assertLeftTuple( tuple1,
                               context0,
                               workingMemory );
        agenda.unstageActivations();
        agenda.activateRuleFlowGroup( "rule-flow-group-0" );
        assertEquals( 1,
                      ruleFlowGroup0.size() );
        assertEquals( 1,
                      agenda.agendaSize() );
        assertTrue( ruleFlowGroup0.isActive() );

        // Execute the activation, the RuleFlowGroup should automatically deactivate
        agenda.fireNextItem( null );
        assertEquals( 0,
                      ruleFlowGroup0.size() );
        assertEquals( 0,
                      agenda.agendaSize() );
        workingMemory.executeQueuedActions();
        assertFalse( ruleFlowGroup0.isActive() );

        // A new activation should now be added to the RuleFlowGroup but not to the agenda
        final LeftTupleImpl tuple2 = new LeftTupleImpl( new DefaultFactHandle( 1,
                                                                       "cheese" ),
                                                null,
                                                true );
        node0.assertLeftTuple( tuple2,
                               context0,
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        //final AgendaGroupImpl agendaGroup = new AgendaGroupImpl( "agendaGroup" );
        //agenda.addAgendaGroup( agendaGroup );

        final RuleFlowGroupImpl ruleFlowGroup = (RuleFlowGroupImpl) agenda.getRuleFlowGroup( "rule-flow-group-0" );

        final LeftTupleImpl tuple = new LeftTupleImpl( new DefaultFactHandle( 1,
                                                                      "cheese" ),
                                               null,
                                               true );

        // create a rule for the agendaGroup
        final Rule rule = new Rule( "test-rule" );
        rule.setRuleFlowGroup( "rule-flow-group-0" );
        final RuleTerminalNode node = new RuleTerminalNode( 2,
                                                            new MockTupleSource( 2 ),
                                                            rule,
                                                            rule.getLhs(),
                                                            0,
                                                            buildContext );

        final PropagationContext context = new PropagationContextImpl( 0,
                                                                       PropagationContext.INSERTION,
                                                                       rule,
                                                                       null,
                                                                       new DefaultFactHandle() );

        // When both the rule is lock-on-active and the agenda group is active, activations should be ignored
        rule.setLockOnActive( true );
        ruleFlowGroup.setAutoDeactivate( false );
        ruleFlowGroup.setActive( true );
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            public String getName() {
                return "default";
            }
        };

        final LeftTupleImpl tuple = new LeftTupleImpl( new DefaultFactHandle( 1,
                                                                      "cheese" ),
                                               null,
                                               true );

        // create a rule for each agendaGroup
        final Rule rule0 = new Rule( "test-rule0" );
        final RuleTerminalNode node0 = new RuleTerminalNode( 3,
                                                             new MockTupleSource( 2 ),
                                                             rule0,
                                                             rule0.getLhs(),
                                                             0,
                                                             buildContext );
        node0.setSequence( 72 );
        rule0.setConsequence( consequence );
        final PropagationContext context0 = new PropagationContextImpl( 0,
                                                                        PropagationContext.INSERTION,
                                                                        rule0,
                                                                        null,
                                                                        new DefaultFactHandle() );

        final Rule rule1 = new Rule( "test-rule1",
                                     "agendaGroup1" );
        final RuleTerminalNode node1 = new RuleTerminalNode( 5,
                                                             new MockTupleSource( 4 ),
                                                             rule1,
                                                             rule1.getLhs(),
                                                             0,
                                                             buildContext );
        node1.setSequence( 10 );
        rule1.setConsequence( consequence );
        final PropagationContext context1 = new PropagationContextImpl( 0,
                                                                        PropagationContext.INSERTION,
                                                                        rule1,
                                                                        null,
                                                                        new DefaultFactHandle() );

        final Rule rule2 = new Rule( "test-rule2",
                                     "agendaGroup1" );
        final RuleTerminalNode node2 = new RuleTerminalNode( 7,
                                                             new MockTupleSource( 6 ),
                                                             rule2,
                                                             rule2.getLhs(),
                                                             0,
                                                             buildContext );
        node2.setSequence( 7 );
        rule2.setConsequence( consequence );
        final PropagationContext context2 = new PropagationContextImpl( 0,
                                                                        PropagationContext.INSERTION,
                                                                        rule2,
                                                                        null,
                                                                        new DefaultFactHandle() );

        final Rule rule3 = new Rule( "test-rule3",
                                     "agendaGroup2" );
        final RuleTerminalNode node3 = new RuleTerminalNode( 9,
                                                             new MockTupleSource( 8 ),
                                                             rule3,
                                                             rule3.getLhs(),
                                                             0,
                                                             buildContext );
        node3.setSequence( 0 );
        rule3.setConsequence( consequence );
        final PropagationContext context3 = new PropagationContextImpl( 0,
                                                                        PropagationContext.INSERTION,
                                                                        rule3,
                                                                        null,
                                                                        new DefaultFactHandle() );

        ruleBase.getAgendaGroupRuleTotals().put( "MAIN",
                                                 new Integer( 100 ) );
        ruleBase.getAgendaGroupRuleTotals().put( "agendaGroup1",
                                                 new Integer( 10 ) );
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        final MockObjectSink sink = new MockObjectSink();
        objectTypeNode.addObjectSink( sink );

        final Object string1 = "cheese";

        final DefaultFactHandle handle1 = new DefaultFactHandle( 1,
                                                                 string1 );

        // should assert as ObjectType matches
        objectTypeNode.assertObject( handle1,
                                     context,
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        final Object string1 = "cheese";

        final Object string2 = "bread";

        final DefaultFactHandle handle1 = new DefaultFactHandle( 1,
                                                                 string1 );
        final DefaultFactHandle handle2 = new DefaultFactHandle( 2,
                                                                 string2 );

        objectTypeNode.assertObject( handle1,
                                     context,
                                     workingMemory );

        objectTypeNode.assertObject( handle2,
                                     context,
                                     workingMemory );

        assertEquals( 2,
                      sink1.getAsserted().size() );

        final MockObjectSink sink2 = new MockObjectSink();
        objectTypeNode.addObjectSink( sink2 );

        assertEquals( 0,
                      sink2.getAsserted().size() );

        objectTypeNode.updateSink( sink2,
                                   null,
                                   workingMemory );

        assertEquals( 2,
                      sink2.getAsserted().size() );

        final Object string3 = "water";

        final DefaultFactHandle handle3 = new DefaultFactHandle( 3,
                                                                 string3 );

        objectTypeNode.assertObject( handle3,
                                     context,
                                     workingMemory );
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        final MockLeftTupleSink sink = new MockLeftTupleSink();
        node.addTupleSink( sink );

        // Create the Tuple
        final DefaultFactHandle f0 = new DefaultFactHandle( 0,
                                                            "stilton" );
        final LeftTuple tuple0 = new LeftTuple( f0, sink,
                                                true );

        // Tuple should pass and propagate
        node.assertLeftTuple( tuple0,
                          this.context,
                          this.workingMemory );

        // Create the Tuple
        final DefaultFactHandle f1 = new DefaultFactHandle( 1,
                                                            "cheddar" );
        final LeftTuple tuple1 = new LeftTuple( f1, sink,
                                                true );

        // Tuple should pass and propagate
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        final MockLeftTupleSink sink = new MockLeftTupleSink();
        node.addTupleSink( sink );

        // Create the Tuple
        final DefaultFactHandle f0 = new DefaultFactHandle( 0,
                                                            "stilton" );
        final LeftTuple tuple0 = new LeftTuple( f0, sink,
                                                true );

        // Tuple should pass and propagate
        node.assertLeftTuple( tuple0,
                          this.context,
                          this.workingMemory );

        // we create and retract two tuples, checking the linkedtuples is null for JBRULES-246 "NPE on retract()"       
        // Create the Tuple
        final DefaultFactHandle f1 = new DefaultFactHandle( 1,
                                                            "cheddar" );
        final LeftTuple tuple1 = new LeftTuple( f1, sink,
                                                true );

        // Tuple should pass and propagate
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Related Classes of org.drools.common.DefaultFactHandle

  • org.drools.agent.KnowledgeAgentIncrementalWithTMSTest
  • org.drools.base.StandardQueryViewChangedEventListener
  • org.drools.camel.component.CamelEndpointTest
  • org.drools.camel.component.CamelEndpointWithJaxbTest
  • org.drools.command.ExecuteCommand
  • org.drools.command.runtime.rule.GetObjectCommand
  • org.drools.command.runtime.rule.GetObjectInEntryPointCommand
  • org.drools.command.runtime.rule.InsertObjectCommand
  • org.drools.command.runtime.rule.InsertObjectInEntryPointCommand
  • org.drools.command.runtime.rule.ModifyCommand
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