Package org.drools.base

Examples of org.drools.base.DefaultKnowledgeHelper

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                }
            }           
           
            if ( reuseActivation ) {
                item = ( AgendaItem ) tuple.getObject();
                item.setSalience( rule.getSalience().getValue( new DefaultKnowledgeHelper( item, workingMemory ),
                                                               rule,
                                                               workingMemory ) );
                item.setPropagationContext( context );                               
            } else {
                item = createAgendaItem( tuple,
                                         0,
                                         context,
                                         rtn);
                item.setSalience( rule.getSalience().getValue( new DefaultKnowledgeHelper( item, workingMemory ),
                                                               rule,
                                                               workingMemory ) );
            }             
           
            item.setAgendaGroup( agendaGroup );  
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        item = createAgendaItem( tuple,
                                 0,
                                 context,
                                 rtn);
        item.setSalience( rule.getSalience().getValue( new DefaultKnowledgeHelper( item, workingMemory ),
                                                       rule,
                                                       workingMemory ) );

        item.setAgendaGroup( agendaGroup );
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                }
            }           
           
            if ( reuseActivation ) {
                item = ( AgendaItem ) tuple.getObject();
                item.setSalience( rule.getSalience().getValue( new DefaultKnowledgeHelper( item, workingMemory ),
                                                               rule,
                                                               workingMemory ) );
                item.setPropagationContext( context );                               
            } else {
                item = createAgendaItem( tuple,
                                         0,
                                         context,
                                         rtn);
                item.setSalience( rule.getSalience().getValue( new DefaultKnowledgeHelper( item, workingMemory ),
                                                               rule,
                                                               workingMemory ) );
            }             
           
            item.setAgendaGroup( agendaGroup );  
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        item = createAgendaItem( tuple,
                                 0,
                                 context,
                                 rtn);
        item.setSalience( rule.getSalience().getValue( new DefaultKnowledgeHelper( item, workingMemory ),
                                                       rule,
                                                       workingMemory ) );

        item.setAgendaGroup( agendaGroup );
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        DefaultAgenda agenda = ( DefaultAgenda ) wm.getAgenda();
        AgendaItem item1 = agenda.createAgendaItem( null, 0, null, null );
        AgendaItem item2 = agenda.createAgendaItem( null, 0, null, null );
        AgendaItem item3 = agenda.createAgendaItem( null, 0, null, null );
       
        DefaultKnowledgeHelper kcontext = new DefaultKnowledgeHelper( wm );
        kcontext.setActivation( item1 );
       
        // set blockers
        kcontext.blockMatch( item2 );
        kcontext.blockMatch( item3 );
       
        assertNull( item1.getBlockers() );
        assertEquals( 2, item1.getBlocked().size() );
        assertEquals( 1, item2.getBlockers().size() );
        assertEquals( 1, item3.getBlockers().size() );
       
        kcontext.reset();
        kcontext.setActivation( item2 );
        kcontext.blockMatch( item3 );
        assertEquals( 2, item1.getBlocked().size() );
       
        assertEquals( 1, item2.getBlocked().size() );
        assertEquals( 1, item2.getBlockers().size() );
        assertEquals( 2, item3.getBlockers().size() );       
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        AgendaItem item1 = agenda.createAgendaItem( null, 0, null, null );
        AgendaItem item2 = agenda.createAgendaItem( null, 0, null, null );
        AgendaItem item3 = agenda.createAgendaItem( null, 0, null, null );
       
        // use same data structure as testAddition
        DefaultKnowledgeHelper kcontext = new DefaultKnowledgeHelper( wm );
        kcontext.setActivation( item1 );
       
        // set blockers
        kcontext.blockMatch( item2 );
        kcontext.blockMatch( item3 );
       
         // set blocked
        kcontext.reset();
        kcontext.setActivation( item2 );
        kcontext.blockMatch( item3 );
       
        // Check all references are updated correctly when item1 is retracted
        item1.removeAllBlockersAndBlocked(agenda);
        assertEquals( 0, item2.getBlockers().size() );       
        assertEquals( 1, item2.getBlocked().size() );
        assertEquals(1, item3.getBlockers().size());
        assertNull(item3.getBlocked());
        assertSame( item2, ((LogicalDependency)item2.getBlocked().getFirst()).getJustifier() );
        assertSame( item3, ((LogicalDependency)item2.getBlocked().getFirst()).getJustified() );
       
        // now retract item2
        item2.removeAllBlockersAndBlocked(agenda);
        assertEquals( 0, item3.getBlockers().size() );
        assertNull( item3.getBlocked() );
         
        assertNull( item2.getBlocked() );
        assertNull( item2.getBlocked() );
         
        assertNull( item1.getBlocked() );
        assertNull( item1.getBlocked() );
       
        // reblock with item2, so that we can retract item3
        kcontext.blockMatch( item3 );
        assertNull( item2.getBlockers() );       
        assertEquals( 1, item2.getBlocked().size() );
        assertEquals(1, item3.getBlockers().size());
        assertNull(item3.getBlocked());
        assertSame( item2, ((LogicalDependency)item2.getBlocked().getFirst()).getJustifier() );
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        AgendaItem item1 = agenda.createAgendaItem( null, 0, null, null );
        AgendaItem item2 = agenda.createAgendaItem( null, 0, null, null );
        AgendaItem item3 = agenda.createAgendaItem( null, 0, null, null );
       
        // use same data structure as testAddition
        DefaultKnowledgeHelper kcontext = new DefaultKnowledgeHelper( wm );
        kcontext.setActivation( item1 );
        kcontext.blockMatch( item3 );
       
        kcontext.reset();
        kcontext.setActivation( item2 );
        kcontext.blockMatch( item3 );

        kcontext.unblockAllMatches( item3 );
           
        assertEquals( 0, item3.getBlockers().size() );
        assertNull( item3.getBlocked() );
         
        assertEquals( 0, item2.getBlocked().size() );
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        AgendaItem item2 = agenda.createAgendaItem( null, 0, null, null );
        AgendaItem item3 = agenda.createAgendaItem( null, 0, null, null );
        AgendaItem item4 = agenda.createAgendaItem( null, 0, null, null );
       
        // use same data structure as testAddition
        DefaultKnowledgeHelper kcontext = new DefaultKnowledgeHelper( wm );
        kcontext.setActivation( item1 );
       
        // set blockers
        kcontext.blockMatch( item2 );
        kcontext.blockMatch( item3 );
       
         // set blocked
        kcontext.reset();
        kcontext.setActivation( item1 );
        kcontext.blockMatch( item4 );
        kcontext.cancelRemainingPreviousLogicalDependencies();
       
        // check only item4 is blocked
        assertEquals( 1, item1.getBlocked().size() );
        assertEquals( item4, ((LogicalDependency)item1.getBlocked().getFirst()).getJustified() );
       
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                                                                            1,
                                                                            null,
                                                                            tuple,
                                                                            null ),
                                                new RuleTerminalNode(0, null, context.getRule(), subrule, new BuildContext( (InternalRuleBase) ruleBase, null ))  );
        final DefaultKnowledgeHelper kbHelper = new DefaultKnowledgeHelper( wm );
        kbHelper.setActivation( item );
        ((MVELConsequence) context.getRule().getConsequence()).compile(  (MVELDialectRuntimeData) pkgBuilder.getPackageRegistry( pkg.getName() ).getDialectRuntimeRegistry().getDialectData( "mvel" ));
        context.getRule().getConsequence().evaluate( kbHelper,
                                                     wm );

        assertEquals( 5,
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        final AgendaItem item = new AgendaItem( 0,
                                                tuple,
                                                10,
                                                null,
                                                null );
        final DefaultKnowledgeHelper kbHelper = new DefaultKnowledgeHelper( wm );
        kbHelper.setActivation( item );
        try {
            ((MVELConsequence) context.getRule().getConsequence()).compile( (MVELDialectRuntimeData) pkgBuilder.getPackageRegistry( pkg.getName() ).getDialectRuntimeRegistry().getDialectData( "mvel" ) );
            context.getRule().getConsequence().evaluate( kbHelper,
                                                         wm );
            fail( "should throw an exception, as 'if' is not allowed" );
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Related Classes of org.drools.base.DefaultKnowledgeHelper

  • org.drools.common.AbstractRuleBase
  • org.drools.common.AgendaItem
  • org.drools.common.AgendaItemTest
  • org.drools.common.DefaultAgenda
  • org.drools.common.InternalFactHandle
  • org.drools.common.InternalRuleFlowGroup
  • org.drools.common.InternalWorkingMemoryEntryPoint
  • org.drools.common.LogicalDependency
  • org.drools.common.ObjectStore
  • org.drools.common.ObjectTypeConfigurationRegistry
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