Package org.drools.core.rule.constraint

Examples of org.drools.core.rule.constraint.MvelConstraint

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        final Rule rule = pkgBuilder.getPackages()[0].getRule( "Test Rule" );
        final GroupElement and = rule.getLhs();
        final Pattern pat = (Pattern) and.getChildren().get( 0 );
        if (pat.getConstraints().get(0) instanceof MvelConstraint) {
            final MvelConstraint fc = (MvelConstraint) pat.getConstraints().get( 0 );
            assertTrue( "Wrong class. Expected java.math.BigInteger. Found: " + fc.getField().getValue().getClass(),
                        fc.getField().getValue() instanceof BigInteger );
        }
    }
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                "type",
                getClass().getClassLoader());

        final FieldValue field = FieldFactory.getInstance().getFieldValue( "cheddar" );

        final MvelConstraint constraint = new MvelConstraintTestUtil("type == \"cheddar\"", field, extractor);

        pattern.addConstraint( constraint );
        rule.addPattern( pattern );

        rule.setConsequence( new Consequence() {
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        final ClassFieldReader extractor = store.getReader(Cheese.class,
                                                           "type",
                                                           getClass().getClassLoader());

        final MvelConstraint constraint = new MvelConstraintTestUtil("type == \"stilton\"",
                                                                     FieldFactory.getInstance().getFieldValue("stilton"),
                                                                     extractor);

        final List list = new ArrayList();
        final Cheese cheese1 = new Cheese("cheddar",
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        final Declaration declaration = new Declaration( "age",
                                                         ageExtractor,
                                                         pattern );

        MvelConstraint variableConstraint = new MvelConstraintTestUtil("price == age", declaration, priceExtractor);

        final RuleBaseConfiguration configuration = new RuleBaseConfiguration();
        configuration.setIndexRightBetaMemory( false );
        configuration.setIndexLeftBetaMemory( false );
        final BetaConstraints betaConstraints = new SingleBetaConstraints( variableConstraint,
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                                                                           (ReteooRuleBase) RuleBaseFactory.newRuleBase() );
        final ClassFieldReader extractor = store.getReader( Cheese.class,
                                                            "type",
                                                            getClass().getClassLoader() );

        final MvelConstraint constraint = new MvelConstraintTestUtil( "type == \"stilton\"",
                                                                      FieldFactory.getInstance().getFieldValue("stilton"),
                                                                      extractor );

        final List list = new ArrayList();
        final Cheese cheese1 = new Cheese( "stilton",
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    @Test
    public void testSingleAlpha() {

        final CompositeObjectSinkAdapter ad = new CompositeObjectSinkAdapter();

        final MvelConstraint lit = new MvelConstraintTestUtil( "type == \"stilton\"",
                                                                new ObjectFieldImpl( "stilton" ),
                                                                new MockExtractor() );

        final AlphaNode al = new AlphaNode( buildContext.getNextId(),
                                            lit,
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    @Test
    public void testDoubleAlphaWithBeta() {

        final CompositeObjectSinkAdapter ad = new CompositeObjectSinkAdapter();

        final MvelConstraint lit = new MvelConstraintTestUtil( "type == \"stilton\"",
                                                               new ObjectFieldImpl( "stilton" ),
                                                               new MockExtractor() );

        final AlphaNode al = new AlphaNode( buildContext.getNextId(),
                                            lit,
                                            new MockObjectSource( 0 ),
                                            buildContext );

        ad.addObjectSink( al );

        assertNull( ad.otherSinks );
        assertNotNull( ad.hashedFieldIndexes );
        assertEquals( 1,
                      ad.hashableSinks.size() );
        assertEquals( al,
                      ad.getSinks()[0] );

        final MvelConstraint lit2 = new MvelConstraintTestUtil( "type == \"cheddar\"",
                                                               new ObjectFieldImpl( "cheddar" ),
                                                               new MockExtractor() );

        final AlphaNode al2 = new AlphaNode( buildContext.getNextId(),
                                             lit2,
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        final CompositeObjectSinkAdapter ad = new CompositeObjectSinkAdapter();
        InternalReadAccessor extractor = store.getReader( Cheese.class,
                                                          "type",
                                                          this.getClass().getClassLoader() );

        final MvelConstraint lit = new MvelConstraintTestUtil( "type == \"stilton\"",
                                                                new ObjectFieldImpl( "stilton" ),
                                                                new MockExtractor() );

        final AlphaNode al = new AlphaNode( buildContext.getNextId(),
                                            lit,
                                            new MockObjectSource( buildContext.getNextId() ),
                                            buildContext );

        ad.addObjectSink( al );

        assertNull( ad.otherSinks );
        assertNotNull( ad.hashedFieldIndexes );
        assertEquals( 1,
                      ad.hashableSinks.size() );
        assertEquals( al,
                      ad.getSinks()[0] );

        final MvelConstraint lit2 = new MvelConstraintTestUtil( "type == \"cheddar\"",
                                                                new ObjectFieldImpl( "cheddar" ),
                                                                new MockExtractor() );

        final AlphaNode al2 = new AlphaNode( buildContext.getNextId(),
                                             lit2,
                                             new MockObjectSource( buildContext.getNextId() ),
                                             buildContext );

        ad.addObjectSink( al2 );

        assertNull( ad.hashedSinkMap );
        assertEquals( 2,
                      ad.hashableSinks.size() );

        final MvelConstraint lit3 = new MvelConstraintTestUtil( "type == \"stinky\"",
                                                                new ObjectFieldImpl( "stinky" ),
                                                                new MockExtractor() );

        final AlphaNode al3 = new AlphaNode( buildContext.getNextId(),
                                             lit3,
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        final CompositeObjectSinkAdapter ad = new CompositeObjectSinkAdapter();
        InternalReadAccessor extractor = store.getReader( Cheese.class,
                                                          "charType",
                                                          this.getClass().getClassLoader() );

        final MvelConstraint lit = new MvelConstraintTestUtil( "charType == 65",
                                                               new LongFieldImpl( 65 ),
                                                               extractor );

        final AlphaNode al = new AlphaNode( buildContext.getNextId(),
                                            lit,
                                            new MockObjectSource( buildContext.getNextId() ),
                                            buildContext );

        ad.addObjectSink( al );

        assertNull( ad.otherSinks );
        assertNotNull( ad.hashedFieldIndexes );
        assertEquals( 1,
                      ad.hashableSinks.size() );
        assertEquals( al,
                      ad.getSinks()[0] );

        final MvelConstraint lit2 = new MvelConstraintTestUtil( "charType == 66",
                                                                new LongFieldImpl( 66 ),
                                                                extractor );

        final AlphaNode al2 = new AlphaNode( buildContext.getNextId(),
                                             lit2,
                                             new MockObjectSource( buildContext.getNextId() ),
                                             buildContext );

        ad.addObjectSink( al2 );

        assertNull( ad.hashedSinkMap );
        assertEquals( 2,
                      ad.hashableSinks.size() );

        final MvelConstraint lit3 = new MvelConstraintTestUtil( "charType == 67",
                                                                new LongFieldImpl( 67 ),
                                                                extractor );

        final AlphaNode al3 = new AlphaNode( buildContext.getNextId(),
                                             lit3,
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        final CompositeObjectSinkAdapter ad = new CompositeObjectSinkAdapter();
        InternalReadAccessor extractor = store.getReader( Cheese.class,
                                                          "charObjectType",
                                                          this.getClass().getClassLoader() );

        final MvelConstraint lit = new MvelConstraintTestUtil( "charObjectType == 65",
                                                               new LongFieldImpl( 65 ),
                                                               extractor );

        final AlphaNode al = new AlphaNode( buildContext.getNextId(),
                                            lit,
                                            new MockObjectSource( buildContext.getNextId() ),
                                            buildContext );

        ad.addObjectSink( al );

        assertNull( ad.otherSinks );
        assertNotNull( ad.hashedFieldIndexes );
        assertEquals( 1,
                      ad.hashableSinks.size() );
        assertEquals( al,
                      ad.getSinks()[0] );

        final MvelConstraint lit2 = new MvelConstraintTestUtil( "charObjectType == 66",
                                                                new LongFieldImpl( 66 ),
                                                                extractor );

        final AlphaNode al2 = new AlphaNode( buildContext.getNextId(),
                                             lit2,
                                             new MockObjectSource( buildContext.getNextId() ),
                                             buildContext );

        ad.addObjectSink( al2 );

        assertNull( ad.hashedSinkMap );
        assertEquals( 2,
                      ad.hashableSinks.size() );

        final MvelConstraint lit3 = new MvelConstraintTestUtil( "charObjectType == 67",
                                                                new LongFieldImpl( 67 ),
                                                                extractor );

        final AlphaNode al3 = new AlphaNode( buildContext.getNextId(),
                                             lit3,
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Related Classes of org.drools.core.rule.constraint.MvelConstraint

  • org.drools.compiler.rule.builder.dialect.java.RuleBuilderTest
  • org.drools.compiler.rule.builder.MVELConstraintBuilder
  • org.drools.core.base.DroolsQuery
  • org.drools.core.common.InternalRuleBase
  • org.drools.core.definitions.InternalKnowledgePackage
  • org.drools.core.event.knowledgebase.KnowledgeBaseEventSupportTest
  • org.drools.core.event.rule.AgendaEventSupportTest
  • org.drools.core.event.RuleBaseEventSupportTest
  • org.drools.core.impl.InternalKnowledgeBase
  • org.drools.core.reteoo.AlphaNodeTest
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