Package org.drools.core.common

Examples of org.drools.core.common.AbstractWorkingMemory

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     * All objects retracted from a RootNode must be propagated to all children
     * ObjectTypeNodes.
     */
    @Test
    public void testRetractObject() throws Exception {
        final AbstractWorkingMemory workingMemory = (AbstractWorkingMemory) this.ruleBase.newStatefulSession();

        // Create a Rete network with ObjectTypeNodes for List, Collection and ArrayList
        final Rete rete = ruleBase.getRete();
        final ObjectTypeNode objectTypeNode = new ObjectTypeNode(1,
                                                                 this.entryPoint,
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                   ((DefaultFactHandle) results[0]).getObject());
    }

    @Test
    public void testIsShadowed() {
        final AbstractWorkingMemory workingMemory = (AbstractWorkingMemory) this.ruleBase.newStatefulSession();

        // Create a Rete network with ObjectTypeNodes for List, Collection and ArrayList
        final Rete rete = ruleBase.getRete();
        final ObjectTypeNode objectTypeNode = new ObjectTypeNode(1,
                                                                 this.entryPoint,
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                               "org.drools.core.test.model.Cheese");
        RuleBaseConfiguration conf = new RuleBaseConfiguration(properties);
        final ReteooRuleBase ruleBase = (ReteooRuleBase) RuleBaseFactory.newRuleBase(conf);
        buildContext = new BuildContext(ruleBase,
                                        ((ReteooRuleBase) ruleBase).getReteooBuilder().getIdGenerator());
        final AbstractWorkingMemory workingMemory = new AbstractWorkingMemory(1,
                                                                              ruleBase);

        // Create a Rete network with ObjectTypeNodes for List, Collection and ArrayList
        final Rete rete = ruleBase.getRete();
        final EntryPointNode entryPoint = new EntryPointNode(0,
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        n2.attach();
        n3.attach();
        n4.attach();
        n5.attach();
      
        AbstractWorkingMemory wm = new AbstractWorkingMemory( 1, (ReteooRuleBase) RuleBaseFactory.newRuleBase((RuleBaseConfiguration)kconf) );
        createSegmentMemory( n2, wm );

        BetaMemory bm = (BetaMemory) wm.getNodeMemory( n1 );
        assertNull( bm.getSegmentMemory() );

        bm = (BetaMemory) wm.getNodeMemory( n3 );
        assertNull( bm.getSegmentMemory() );

        bm = (BetaMemory) wm.getNodeMemory( n4 );
        assertNull( bm.getSegmentMemory() );

        bm = (BetaMemory) wm.getNodeMemory( n2 );
        assertEquals( 1, bm.getNodePosMaskBit() );
        assertEquals( 1, bm.getSegmentMemory().getAllLinkedMaskTest() );
    }
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    public void testLiaNodeInitialisation() {
        setUp( JOIN_NODE );
        // Initialise from lian
        KieBaseConfiguration kconf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
        kconf.setOption( RuleEngineOption.PHREAK );
        AbstractWorkingMemory wm = new AbstractWorkingMemory( 1, (ReteooRuleBase) RuleBaseFactory.newRuleBase((RuleBaseConfiguration)kconf) );
        SegmentUtilities.createSegmentMemory( liaNode, wm );
        liaNode.assertObject( (InternalFactHandle) wm.insert( "str" ), context, wm );
       

        LiaNodeMemory liaMem = (LiaNodeMemory) wm.getNodeMemory( liaNode );
        assertEquals( 1, liaMem.getNodePosMaskBit() );
        assertEquals( 3, liaMem.getSegmentMemory().getAllLinkedMaskTest() );
       
        BetaMemory bm1 = (BetaMemory) wm.getNodeMemory( n1 );
        assertEquals( 2, bm1.getNodePosMaskBit() );
        assertEquals( 3, bm1.getSegmentMemory().getAllLinkedMaskTest() );        
       
        // Initialise from n1    
        wm = new AbstractWorkingMemory( 1, (ReteooRuleBase) RuleBaseFactory.newRuleBase((RuleBaseConfiguration)kconf) );
        n1.assertObject( (InternalFactHandle) wm.insert( "str" ), context, wm );
       

        liaMem = (LiaNodeMemory) wm.getNodeMemory( liaNode );
        assertEquals( 1, liaMem.getNodePosMaskBit() );
        assertEquals( 3, liaMem.getSegmentMemory().getAllLinkedMaskTest() );
       
        bm1 = (BetaMemory) wm.getNodeMemory( n1 );
        assertEquals( 2, bm1.getNodePosMaskBit() );
        assertEquals( 3, bm1.getSegmentMemory().getAllLinkedMaskTest() );          
    }
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    public void testLiaNodeLinking() {
        setUp( JOIN_NODE );
        // Initialise from lian
        KieBaseConfiguration kconf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
        kconf.setOption( RuleEngineOption.PHREAK );
        AbstractWorkingMemory wm = new AbstractWorkingMemory( 1, (ReteooRuleBase) RuleBaseFactory.newRuleBase((RuleBaseConfiguration)kconf) );
       
        SegmentUtilities.createSegmentMemory( liaNode, wm );
       
        InternalFactHandle fh1 = (InternalFactHandle) wm.insert( "str1" );
        n1.assertObject( fh1, context, wm );   
       
        LiaNodeMemory liaMem = (LiaNodeMemory) wm.getNodeMemory( liaNode );
        assertEquals( 1, liaMem.getNodePosMaskBit() );
        assertEquals( 3, liaMem.getSegmentMemory().getAllLinkedMaskTest() );
       
        BetaMemory bm1 = (BetaMemory) wm.getNodeMemory( n1 );
        assertEquals( 2, bm1.getNodePosMaskBit() );
        assertEquals( 3, bm1.getSegmentMemory().getAllLinkedMaskTest() );    
       
        // still unlinked
        assertFalse( liaMem.getSegmentMemory().isSegmentLinked() );
       
        // now linked
        InternalFactHandle fh2 = (InternalFactHandle) wm.insert( "str2" );
        liaNode.assertObject( fh2, context, wm );
        assertTrue( liaMem.getSegmentMemory().isSegmentLinked() );
       
        // test unlink after one retract
        liaNode.retractLeftTuple( fh2.getFirstLeftTuple(), context, wm );
        assertFalse( liaMem.getSegmentMemory().isSegmentLinked() );
       
        // check counter, after multiple asserts
        InternalFactHandle fh3 = (InternalFactHandle) wm.insert( "str3" );
        InternalFactHandle fh4 = (InternalFactHandle) wm.insert( "str4" );
        liaNode.assertObject( fh3, context, wm );
        liaNode.assertObject( fh4, context, wm );
       
        assertTrue( liaMem.getSegmentMemory().isSegmentLinked() );
       
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    public void tesMultiNodeSegmentDifferentInitialisationPoints() {
        setUp( JOIN_NODE );
        // Initialise from n3
        KieBaseConfiguration kconf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
        kconf.setOption( RuleEngineOption.PHREAK );
        AbstractWorkingMemory wm = new AbstractWorkingMemory( 1, (ReteooRuleBase) RuleBaseFactory.newRuleBase((RuleBaseConfiguration) kconf) );
        createSegmentMemory( n3, wm );

        BetaMemory bm = (BetaMemory) wm.getNodeMemory( n1 );
        assertNull( bm.getSegmentMemory() );

        bm = (BetaMemory) wm.getNodeMemory( n3 );
        assertEquals( 1, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        bm = (BetaMemory) wm.getNodeMemory( n4 );
        assertEquals( 2, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        bm = (BetaMemory) wm.getNodeMemory( n5 );
        assertEquals( 4, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        bm = (BetaMemory) wm.getNodeMemory( n6 );
        assertEquals( 8, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        // Initialise from n4      
        wm = new AbstractWorkingMemory( 1, (ReteooRuleBase) RuleBaseFactory.newRuleBase((RuleBaseConfiguration)kconf) );
        bm = createSegmentMemory( n4, wm );

        bm = (BetaMemory) wm.getNodeMemory( n1 );
        assertNull( bm.getSegmentMemory() );

        bm = (BetaMemory) wm.getNodeMemory( n3 );
        assertEquals( 1, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        bm = (BetaMemory) wm.getNodeMemory( n4 );
        assertEquals( 2, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        bm = (BetaMemory) wm.getNodeMemory( n5 );
        assertEquals( 4, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        bm = (BetaMemory) wm.getNodeMemory( n6 );
        assertEquals( 8, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        // Initialise from n5
        wm = new AbstractWorkingMemory( 1, (ReteooRuleBase) RuleBaseFactory.newRuleBase((RuleBaseConfiguration)kconf) );
        createSegmentMemory( n5, wm );

        bm = (BetaMemory) wm.getNodeMemory( n1 );
        assertNull( bm.getSegmentMemory() );

        bm = (BetaMemory) wm.getNodeMemory( n3 );
        assertEquals( 1, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        bm = (BetaMemory) wm.getNodeMemory( n4 );
        assertEquals( 2, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        bm = (BetaMemory) wm.getNodeMemory( n5 );
        assertEquals( 4, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        bm = (BetaMemory) wm.getNodeMemory( n6 );
        assertEquals( 8, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        // Initialise from n6
        wm = new AbstractWorkingMemory( 1, (ReteooRuleBase) RuleBaseFactory.newRuleBase((RuleBaseConfiguration)kconf) );
        createSegmentMemory( n6, wm );

        bm = (BetaMemory) wm.getNodeMemory( n1 );
        assertNull( bm.getSegmentMemory() );

        bm = (BetaMemory) wm.getNodeMemory( n3 );
        assertEquals( 1, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        bm = (BetaMemory) wm.getNodeMemory( n4 );
        assertEquals( 2, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        bm = (BetaMemory) wm.getNodeMemory( n5 );
        assertEquals( 4, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );

        bm = (BetaMemory) wm.getNodeMemory( n6 );
        assertEquals( 8, bm.getNodePosMaskBit() );
        assertEquals( 15, bm.getSegmentMemory().getAllLinkedMaskTest() );
    }
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        assertEquals( JoinNode.class, n3.getClass() ); // make sure it created JoinNodes

        KieBaseConfiguration kconf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
        kconf.setOption( RuleEngineOption.PHREAK );
        AbstractWorkingMemory wm = new AbstractWorkingMemory( 1, (ReteooRuleBase) RuleBaseFactory.newRuleBase((RuleBaseConfiguration)kconf) );
        DefaultFactHandle f1 = (DefaultFactHandle) wm.insert( "test1" );
        n3.assertObject( f1, context, wm );

        BetaMemory bm = (BetaMemory) wm.getNodeMemory( n3 );
        assertFalse( bm.getSegmentMemory().isSegmentLinked() );

        n4.assertObject( f1, context, wm );
        assertFalse( bm.getSegmentMemory().isSegmentLinked() );
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        assertEquals( ExistsNode.class, n3.getClass() ); // make sure it created ExistsNodes

        KieBaseConfiguration kconf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
        kconf.setOption( RuleEngineOption.PHREAK );
        AbstractWorkingMemory wm = new AbstractWorkingMemory( 1, (ReteooRuleBase) RuleBaseFactory.newRuleBase((RuleBaseConfiguration)kconf) );
        DefaultFactHandle f1 = (DefaultFactHandle) wm.insert( "test1" );
        n3.assertObject( f1, context, wm );

        BetaMemory bm = (BetaMemory) wm.getNodeMemory( n3 );
        assertFalse( bm.getSegmentMemory().isSegmentLinked() );

        n4.assertObject( f1, context, wm );
        assertFalse( bm.getSegmentMemory().isSegmentLinked() );
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        assertEquals( NotNode.class, n3.getClass() ); // make sure it created NotNodes

        KieBaseConfiguration kconf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
        kconf.setOption( RuleEngineOption.PHREAK );
        AbstractWorkingMemory wm = new AbstractWorkingMemory( 1, (ReteooRuleBase) RuleBaseFactory.newRuleBase((RuleBaseConfiguration)kconf) );
               
        BetaMemory bm = (BetaMemory) wm.getNodeMemory( n3 );
        createSegmentMemory( n3, wm );
        assertTrue( bm.getSegmentMemory().isSegmentLinked() ); // not nodes start off linked

        DefaultFactHandle f1 = (DefaultFactHandle) wm.insert( "test1" ); // unlinked after first assertion
        n3.assertObject( f1, context, wm );
               
        // this doesn't unlink on the assertObject, as the node's memory must be processed. So use the helper method the main network evaluator uses.
        PhreakNotNode.unlinkNotNodeOnRightInsert( (NotNode) n3, bm, wm );
        assertFalse( bm.getSegmentMemory().isSegmentLinked() );               
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