Package org.drools.core.rule

Examples of org.drools.core.rule.Rule$SafeSalience

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        listener1 = new TestRuleBaseListener( "(listener-1) " );
        listener2 = new TestRuleBaseListener( "(listener-2) " );
        ruleBase.addEventListener( listener1 );
        ruleBase.addEventListener( listener2 );

        final Rule rule1 = new Rule( "test1" );
        final ClassObjectType cheeseObjectType = new ClassObjectType( Cheese.class );
        final Pattern pattern = new Pattern( 0,
                                             cheeseObjectType );

        ClassFieldAccessorStore store = new ClassFieldAccessorStore();
        store.setClassFieldAccessorCache( new ClassFieldAccessorCache( Thread.currentThread().getContextClassLoader() ) );
        store.setEagerWire( true );

        final ClassFieldReader extractor = store.getReader( Cheese.class,
                                                            "type",
                                                            getClass().getClassLoader() );

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

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

        pattern.addConstraint( constraint );
        rule1.addPattern( pattern );

        rule1.setConsequence( new Consequence() {
            private static final long serialVersionUID = 510l;

            public void evaluate(final KnowledgeHelper knowledgeHelper,
                                 final WorkingMemory workingMemory) throws Exception {
            }

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

            }

            public void writeExternal(ObjectOutput out) throws IOException {

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

        final Rule rule2 = new Rule( "test2" );
        final ClassObjectType cheeseObjectType2 = new ClassObjectType( Cheese.class );
        final Pattern pattern2 = new Pattern( 0,
                                              cheeseObjectType2 );

        final FieldValue field2 = FieldFactory.getInstance().getFieldValue( "stilton" );

        final MvelConstraint constraint2 = new MvelConstraintTestUtil("type == \"stilton\"", field, extractor);

        pattern2.addConstraint( constraint2 );
        rule2.addPattern( pattern2 );

        rule2.setConsequence( new Consequence() {
            private static final long serialVersionUID = 510l;

            public void evaluate(final KnowledgeHelper knowledgeHelper,
                                 final WorkingMemory workingMemory) throws Exception {
            }
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    }

    @Test
    public void testRuleStreamingWithCalendar() throws Exception {
        // DROOLS-260
        Rule rule = new Rule("test");

        rule.setCalendars(new String[] {"mycalendar"});
        byte[] buf = marshal(rule);
        Rule retrievedRule = (Rule)unmarshal(buf);
        assertNotNull(retrievedRule);
        assertNotNull(retrievedRule.getCalendars());
        assertEquals(1, retrievedRule.getCalendars().length);
        assertEquals("mycalendar", retrievedRule.getCalendars()[0]);

    }
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    @Before
    public void setUp() throws Exception {
        final ObjectType list1ObjectType = new ClassObjectType( String.class );
        final ObjectType list2ObjectType = new ClassObjectType( String.class );

        final Rule rule = new Rule( "rule-1" );

        final Pattern list1Pattern = new Pattern( 0,
                                               list1ObjectType,
                                               "s1" );
        final Pattern list2Pattern = new Pattern( 1,
                                               list2ObjectType,
                                               "s2" );

        rule.addPattern( list1Pattern );
        rule.addPattern( list2Pattern );

        final Declaration s1Declaration = rule.getDeclaration( "s1" );
        final Declaration s2Declaration = rule.getDeclaration( "s2" );

        this.values = new ArrayList();

        rule.setConsequence( new Consequence() {

            private static final long serialVersionUID = 510l;

            public void evaluate(final KnowledgeHelper knowledgeHelper,
                                 final WorkingMemory workingMemory) throws Exception {
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    public void testAgendaEventListener() throws Exception {
        KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();

        // create a simple package with one rule to test the events
        final Package pkg = new Package( "org.drools.test" );
        final Rule rule = new Rule( "test1" );
        rule.setEager(true);
        rule.setAgendaGroup( "test group" );
        final ClassObjectType cheeseObjectType = new ClassObjectType( Cheese.class );
        final Pattern pattern = new Pattern( 0,
                                             cheeseObjectType );

        pkg.setClassFieldAccessorCache( new ClassFieldAccessorCache( Thread.currentThread().getContextClassLoader() ) );
        pkg.getClassFieldAccessorStore().setEagerWire( true );
        final ClassFieldReader extractor = pkg.getClassFieldAccessorStore().getReader(Cheese.class,
                "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() {
            public void evaluate(final KnowledgeHelper knowledgeHelper,
                                 final WorkingMemory workingMemory) throws Exception {
            }

            public void readExternal(ObjectInput in) throws IOException,
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        data.onAdd(pkg.getDialectRuntimeRegistry(), ruleBase.getRootClassLoader());
        pkg.getDialectRuntimeRegistry().setDialectData("java", data);

        // we need to add one rule to the package because the previous deadlock was encountered
        // while removing rules from a package when said package is removed from the rulebase
        rule = new Rule("Test");
        rule.setDialect("java");
        rule.setConsequence(new Consequence() {
            public void evaluate(KnowledgeHelper knowledgeHelper, WorkingMemory workingMemory) throws Exception {

            }
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    public void testOneRuleFiringNoOtherwise() throws Exception {
        final RuleBase ruleBase = RuleBaseFactory.newRuleBase( RuleBase.RETEOO );

        final Package pkg = new Package( "Miss Manners" );
        pkg.setClassFieldAccessorCache( new ClassFieldAccessorCache( Thread.currentThread().getContextClassLoader() ) );
        final Rule rule1 = getRule( "rule1" );
        pkg.addRule( rule1 );

        final Rule ruleOtherwise = getOtherwise( "rule2" );
        pkg.addRule( ruleOtherwise );

        ruleBase.addPackage( pkg );

        final WorkingMemory workingMemory = ruleBase.newStatefulSession();
        workingMemory.insert( new TestBean() );
        workingMemory.fireAllRules();

        assertTrue( ((MockConsequence) rule1.getConsequence()).fired );
        assertFalse( ((MockConsequence) ruleOtherwise.getConsequence()).fired );

    }
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    public void testTwoRulesFiringNoOtherwise() throws Exception {
        final RuleBase ruleBase = RuleBaseFactory.newRuleBase( RuleBase.RETEOO );

        final Package pkg = new Package( "Miss Manners" );
        pkg.setClassFieldAccessorCache( new ClassFieldAccessorCache( Thread.currentThread().getContextClassLoader() ) );
        final Rule rule1 = getRule( "rule1" );
        pkg.addRule( rule1 );
        final Rule rule2 = getRule( "rule2" );
        pkg.addRule( rule2 );

        final Rule ruleOtherwise = getOtherwise( "ruleOtherwise" );
        pkg.addRule( ruleOtherwise );

        ruleBase.addPackage( pkg );

        final WorkingMemory workingMemory = ruleBase.newStatefulSession();
        workingMemory.insert( new TestBean() );
        workingMemory.fireAllRules();

        assertFalse( ((MockConsequence) ruleOtherwise.getConsequence()).fired );
        assertTrue( ((MockConsequence) rule1.getConsequence()).fired );
        assertTrue( ((MockConsequence) rule2.getConsequence()).fired );

    }
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    public void testOtherwiseFiringWithOneRule() throws Exception {
        final RuleBase ruleBase = RuleBaseFactory.newRuleBase(RuleBase.RETEOO);

        final Package pkg = new Package( "Miss Manners" );
        pkg.setClassFieldAccessorCache( new ClassFieldAccessorCache( Thread.currentThread().getContextClassLoader() ) );
        final Rule rule1 = getRule( "rule1" );
        pkg.addRule( rule1 );

        final Rule ruleOtherwise = getOtherwise( "rule2" );
        pkg.addRule( ruleOtherwise );

        ruleBase.addPackage( pkg );

        final WorkingMemory workingMemory = ruleBase.newStatefulSession();

        workingMemory.fireAllRules();

        assertFalse( ((MockConsequence) rule1.getConsequence()).fired );
        assertTrue( ((MockConsequence) ruleOtherwise.getConsequence()).fired );

    }
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    public void testOtherwiseFiringMultipleRules() throws Exception {
        final RuleBase ruleBase = RuleBaseFactory.newRuleBase( RuleBase.RETEOO );

        final Package pkg = new Package( "Miss Manners" );
        pkg.setClassFieldAccessorCache( new ClassFieldAccessorCache( Thread.currentThread().getContextClassLoader() ) );
        final Rule rule1 = getRule( "rule1" );
        pkg.addRule( rule1 );
        final Rule rule2 = getRule( "rule2" );
        pkg.addRule( rule2 );

        final Rule ruleOtherwise1 = getOtherwise( "other1" );
        pkg.addRule( ruleOtherwise1 );
        final Rule ruleOtherwise2 = getOtherwise( "other2" );
        pkg.addRule( ruleOtherwise2 );

        ruleBase.addPackage( pkg );

        final WorkingMemory workingMemory = ruleBase.newStatefulSession();

        workingMemory.fireAllRules();

        assertFalse( ((MockConsequence) rule1.getConsequence()).fired );
        assertFalse( ((MockConsequence) rule2.getConsequence()).fired );
        assertTrue( ((MockConsequence) ruleOtherwise1.getConsequence()).fired );
        assertTrue( ((MockConsequence) ruleOtherwise2.getConsequence()).fired );

    }
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        assertTrue( ((MockConsequence) ruleOtherwise2.getConsequence()).fired );

    }

    private Rule getOtherwise(final String name) {
        final Rule rule = new Rule( name );
        final Pattern pat = new Pattern( 0,
                                         new ClassObjectType( Otherwise.class) );
        rule.addPattern( pat );
        rule.setConsequence( new MockConsequence() );
        return rule;
    }
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Related Classes of org.drools.core.rule.Rule$SafeSalience

  • org.drools.compiler.compiler.PackageBuilder
  • org.drools.compiler.compiler.PackageBuilderTest
  • org.drools.compiler.compiler.PackageRegistry
  • org.drools.compiler.integrationtests.CepEspTest
  • org.drools.compiler.integrationtests.FirstOrderLogicTest
  • org.drools.compiler.integrationtests.marshalling.MarshallingTest
  • org.drools.compiler.integrationtests.RuleMetadataTest
  • org.drools.compiler.lang.api.DescrBuilderTest
  • org.drools.compiler.phreak.PhreakJoinNodeTest
  • org.drools.compiler.phreak.PhreakNotNodeTest
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