Package org.drools.lang.descr

Examples of org.drools.lang.descr.PackageDescr.addRule()

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    }

    public void ruleHandler(RuleDescr ruleDescr) {
        setModuleName( ruleDescr );
        PackageDescr pkg = createPackageDescr( ruleDescr.getNamespace() );
        pkg.addRule( ruleDescr );

        this.packageBuilder.addPackage( pkg );

        this.session.fireAllRules();
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                                 "$name" );
        queryDescr.addParameter( "int",
                                 "$age" );
        queryDescr.addParameter( "String",
                                 "$likes" );
        packageDescr.addRule( queryDescr );
        AndDescr lhs = new AndDescr();
        queryDescr.setLhs( lhs );
        PatternDescr pattern = new PatternDescr( Person.class.getName() );
        lhs.addDescr( pattern );
        pattern.addBinding( new BindingDescr( "$name", "name", true ) );
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        pattern.addBinding( new BindingDescr( "$name", "name", true ) );
        pattern.addBinding( new BindingDescr( "$age", "age", true ) );
        pattern.addBinding( new BindingDescr( "$likes", "likes", true ) );

        RuleDescr ruleDescr = new RuleDescr( "rule-1" );
        packageDescr.addRule( ruleDescr );
        lhs = new AndDescr();
        ruleDescr.setLhs( lhs );

        pattern = new PatternDescr( Cheese.class.getName() );
        lhs.addDescr( pattern );
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        final PackageDescr packageDescr = new PackageDescr( "p1" );
        final QueryDescr queryDescr = new QueryDescr( "query1" );
        queryDescr.addParameter( "String",
                                 "$type" );

        packageDescr.addRule( queryDescr );

        final AndDescr lhs = new AndDescr();
        queryDescr.setLhs( lhs );

        final PatternDescr pattern = new PatternDescr( Cheese.class.getName(),
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        pattern.addConstraint( new ExprConstraintDescr("type == $type") );

        // Another query, no parameters
        QueryDescr queryDescr2 = new QueryDescr( "query2" );
        packageDescr.addRule( queryDescr2 );
        AndDescr lhs2 = new AndDescr();
        queryDescr2.setLhs( lhs2 );
        PatternDescr pattern2 = new PatternDescr( Cheese.class.getName() );
        lhs2.addDescr( pattern2 );
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        pkgDescr.addImport( new ImportDescr( "java.util.HashMap" ) );
        FunctionImportDescr functionImportDescr = new FunctionImportDescr();
        functionImportDescr.setTarget( "java.lang.System.currentTimeMillis" );
        pkgDescr.addFunctionImport( functionImportDescr );

        pkgDescr.addRule( ruleDescr );

        builder.addPackage( pkgDescr );

        assertSame( ruleDescr,
                    mockDialect2.getRuleDescr() );
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        ExprConstraintDescr fcd = new ExprConstraintDescr( "this == 10" );
        patDescr.addConstraint( fcd );
        andDescr.addDescr( patDescr );
        ruleDescr.setLhs( andDescr );
        ruleDescr.setConsequence( "" );
        pkgDescr.addRule( ruleDescr );

        final PackageBuilder pkgBuilder = new PackageBuilder();
        pkgBuilder.addPackage( pkgDescr );

        assertTrue( pkgBuilder.getErrors().toString(),
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    public void testInvalidDialect() throws Exception {
        final PackageDescr pkgDescr = new PackageDescr( "org.drools" );
        final RuleDescr ruleDescr = new RuleDescr( "Test Rule" );
        ruleDescr.addAttribute( new AttributeDescr( "dialect", "mvl" ) );
        ruleDescr.setConsequence( "" );
        pkgDescr.addRule( ruleDescr );

        final PackageBuilder pkgBuilder = new PackageBuilder();
        pkgBuilder.addPackage( pkgDescr );

        assertFalse( pkgBuilder.getErrors().toString(),
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        ExprConstraintDescr fcd = new ExprConstraintDescr( "this==10" );
        patDescr.addConstraint( fcd );
        andDescr.addDescr( patDescr );
        ruleDescr.setLhs( andDescr );
        ruleDescr.setConsequence( "" );
        pkgDescr.addRule( ruleDescr );

        final PackageBuilder pkgBuilder = new PackageBuilder();
        pkgBuilder.addPackage( pkgDescr );

        assertTrue( pkgBuilder.getErrors().toString(),
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    public void testErrors() throws Exception {
        final PackageBuilder builder = new PackageBuilder();

        final PackageDescr packageDescr = new PackageDescr( "p1" );
        final RuleDescr ruleDescr = new RuleDescr( "rule-1" );
        packageDescr.addRule( ruleDescr );

        final AndDescr lhs = new AndDescr();
        ruleDescr.setLhs( lhs );

        final PatternDescr pattern = new PatternDescr( Cheese.class.getName(),
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