Package org.drools.compiler.lang.descr

Examples of org.drools.compiler.lang.descr.TypeDeclarationDescr

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                continue;
            }

            //descriptor needs fields inherited from superclass
            if (typeDescr instanceof TypeDeclarationDescr) {
                TypeDeclarationDescr tDescr = (TypeDeclarationDescr) typeDescr;
                for (QualifiedName qname : tDescr.getSuperTypes()) {
                    //descriptor needs fields inherited from superclass
                    if (mergeInheritedFields(tDescr)) {
                        //descriptor also needs metadata from superclass
                        for (AbstractClassTypeDeclarationDescr descr : sortedTypeDescriptors) {
                            // sortedTypeDescriptors are sorted by inheritance order, so we'll always find the superClass (if any) before the subclass
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        // extracts type, supertype and interfaces
        String fullName = typeDescr.getType().getFullName();

        if (type.getKind().equals(TypeDeclaration.Kind.CLASS)) {
            TypeDeclarationDescr tdescr = (TypeDeclarationDescr) typeDescr;
            if (tdescr.getSuperTypes().size() > 1) {
                kbuilder.addBuilderResult(new TypeDeclarationError(typeDescr, "Declared class " + fullName + "  - has more than one supertype;"));
                return;
            } else if (tdescr.getSuperTypes().isEmpty()) {
                tdescr.addSuperType("java.lang.Object");
            }
        }

        AnnotationDescr traitableAnn = typeDescr.getAnnotation(Traitable.class.getSimpleName());
        boolean traitable = traitableAnn != null;
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                    if (!Thing.class.isAssignableFrom(resolvedType)) {
                        updateTraitDefinition(type,
                                              resolvedType);

                        String target = typeDescr.getTypeName() + TraitFactory.SUFFIX;
                        TypeDeclarationDescr tempDescr = new TypeDeclarationDescr();
                        tempDescr.setNamespace(typeDescr.getNamespace());
                        tempDescr.setFields(typeDescr.getFields());
                        tempDescr.setType(target,
                                          typeDescr.getNamespace());
                        tempDescr.addSuperType(typeDescr.getType());
                        TypeDeclaration tempDeclr = new TypeDeclaration(target);
                        tempDeclr.setKind(TypeDeclaration.Kind.TRAIT);
                        tempDeclr.setTypesafe(type.isTypesafe());
                        tempDeclr.setNovel(true);
                        tempDeclr.setTypeClassName(tempDescr.getType().getFullName());
                        tempDeclr.setResource(type.getResource());

                        ClassDefinition tempDef = new ClassDefinition(target);
                        tempDef.setClassName(tempDescr.getType().getFullName());
                        tempDef.setTraitable(false);
                        for (FieldDefinition fld : def.getFieldsDefinitions()) {
                            tempDef.addField(fld);
                        }
                        tempDef.setInterfaces(def.getInterfaces());
                        tempDef.setSuperClass(def.getClassName());
                        tempDef.setDefinedClass(resolvedType);
                        tempDef.setAbstrakt(true);
                        tempDeclr.setTypeClassDef(tempDef);

                        type.setKind(TypeDeclaration.Kind.CLASS);

                        generateDeclaredBean(tempDescr,
                                             tempDeclr,
                                             pkgRegistry,
                                             tempDef);
                        try {
                            Class<?> clazz = pkgRegistry.getTypeResolver().resolveType(tempDescr.getType().getFullName());
                            tempDeclr.setTypeClass(clazz);
                        } catch (ClassNotFoundException cnfe) {
                            kbuilder.addBuilderResult(new TypeDeclarationError(typeDescr,
                                                                               "Internal Trait extension Class '" + target +
                                                                               "' could not be generated correctly'"));
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                     + "cheese : String \n"
                     + "end";

        DrlParser parser = new DrlParser(LanguageLevelOption.DRL5);
        PackageDescr pkgDescr = parser.parse( drl );
        TypeDeclarationDescr bean1Type = pkgDescr.getTypeDeclarations().get( 0 );
        assertNull( bean1Type.getSuperTypeName() );

        TypeDeclarationDescr bean2Type = pkgDescr.getTypeDeclarations().get( 1 );
        assertEquals( "Bean1",
                      bean2Type.getSuperTypeName() );
    }
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    }

    @Test
    public void testTypeDeclaration() throws Exception {
        PackageDescr pkgDescr = new PackageDescr( "org.drools.compiler" );
        TypeDeclarationDescr typeDescr = new TypeDeclarationDescr( "StockTick" );
        typeDescr.addAnnotation( TypeDeclaration.Role.ID,
                                    "event" );
        typeDescr.addAnnotation( TypeDeclaration.ATTR_CLASS,
                                    "org.drools.compiler.StockTick" );
        pkgDescr.addTypeDeclaration( typeDescr );

        PackageBuilder builder = new PackageBuilder();
        builder.addPackage( pkgDescr );
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    }

    @Test
    public void testTypeDeclarationNewBean() throws Exception {
        PackageDescr pkgDescr = new PackageDescr( "org.drools.compiler.test" );
        TypeDeclarationDescr typeDescr = new TypeDeclarationDescr( "NewBean" );

        TypeFieldDescr f1 = new TypeFieldDescr( "name",
                                                new PatternDescr( "String" ) );
        TypeFieldDescr f2 = new TypeFieldDescr( "age",
                                                new PatternDescr( "int" ) );

        typeDescr.addField( f1 );
        typeDescr.addField( f2 );

        pkgDescr.addTypeDeclaration( typeDescr );

        PackageBuilder builder = new PackageBuilder();
        builder.addPackage( pkgDescr );
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    @Test
    public void testTimeWindowBehavior() throws Exception {
        final PackageBuilder builder = new PackageBuilder();

        final PackageDescr packageDescr = new PackageDescr( "p1" );
        final TypeDeclarationDescr typeDeclDescr = new TypeDeclarationDescr( StockTick.class.getName() );
        typeDeclDescr.addAnnotation( "role",
                                     "event" );
        packageDescr.addTypeDeclaration( typeDeclDescr );
        final RuleDescr ruleDescr = new RuleDescr( "rule-1" );
        packageDescr.addRule( ruleDescr );
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                continue;
            }

            //descriptor needs fields inherited from superclass
            if ( typeDescr instanceof TypeDeclarationDescr ) {
                TypeDeclarationDescr tDescr = (TypeDeclarationDescr) typeDescr;
                for ( QualifiedName qname : tDescr.getSuperTypes() ) {
                    //descriptor needs fields inherited from superclass
                    if ( mergeInheritedFields( tDescr ) ) {
                        //descriptor also needs metadata from superclass
                        for ( AbstractClassTypeDeclarationDescr descr : sortedTypeDescriptors ) {
                            // sortedTypeDescriptors are sorted by inheritance order, so we'll always find the superClass (if any) before the subclass
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        // extracts type, supertype and interfaces
        String fullName = typeDescr.getType().getFullName();

        if ( type.getKind().equals( TypeDeclaration.Kind.CLASS ) ) {
            TypeDeclarationDescr tdescr = (TypeDeclarationDescr) typeDescr;
            if ( tdescr.getSuperTypes().size() > 1 ) {
                this.results.add( new TypeDeclarationError( typeDescr, "Declared class " + fullName + "  - has more than one supertype;" ) );
                return;
            } else if ( tdescr.getSuperTypes().isEmpty() ) {
                tdescr.addSuperType( "java.lang.Object" );
            }
        }

        boolean traitable = typeDescr.getAnnotation( Traitable.class.getSimpleName() ) != null;
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                    if ( !Thing.class.isAssignableFrom( resolvedType ) ) {
                        updateTraitDefinition( type,
                                               resolvedType );

                        String target = typeDescr.getTypeName() + TraitFactory.SUFFIX;
                        TypeDeclarationDescr tempDescr = new TypeDeclarationDescr();
                        tempDescr.setNamespace( typeDescr.getNamespace() );
                        tempDescr.setFields( typeDescr.getFields() );
                        tempDescr.setType( target,
                                           typeDescr.getNamespace() );
                        tempDescr.addSuperType( typeDescr.getType() );
                        TypeDeclaration tempDeclr = new TypeDeclaration( target );
                        tempDeclr.setKind( TypeDeclaration.Kind.TRAIT );
                        tempDeclr.setTypesafe( type.isTypesafe() );
                        tempDeclr.setNovel( true );
                        tempDeclr.setTypeClassName( tempDescr.getType().getFullName() );
                        tempDeclr.setResource( type.getResource() );

                        ClassDefinition tempDef = new ClassDefinition( target );
                        tempDef.setClassName( tempDescr.getType().getFullName() );
                        tempDef.setTraitable( false );
                        for ( FieldDefinition fld : def.getFieldsDefinitions() ) {
                            tempDef.addField( fld );
                        }
                        tempDef.setInterfaces( def.getInterfaces() );
                        tempDef.setSuperClass( def.getClassName() );
                        tempDef.setDefinedClass( resolvedType );
                        tempDef.setAbstrakt( true );
                        tempDeclr.setTypeClassDef( tempDef );

                        type.setKind( TypeDeclaration.Kind.CLASS );

                        generateDeclaredBean( tempDescr,
                                              tempDeclr,
                                              pkgRegistry,
                                              tempDef );
                        try {
                            Class< ? > clazz = pkgRegistry.getTypeResolver().resolveType( tempDescr.getType().getFullName() );
                            tempDeclr.setTypeClass( clazz );
                        } catch ( ClassNotFoundException cnfe ) {
                            this.results.add( new TypeDeclarationError( typeDescr,
                                                                        "Internal Trait extension Class '" + target +
                                                                                "' could not be generated correctly'" ) );
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Related Classes of org.drools.compiler.lang.descr.TypeDeclarationDescr

  • org.drools.compiler.builder.impl.ClassDefinitionFactory
  • org.drools.compiler.builder.impl.ClassHierarchyManager
  • org.drools.compiler.builder.impl.KnowledgeBuilderTest
  • org.drools.compiler.builder.impl.TypeDeclarationBuilder
  • org.drools.compiler.compiler.DrlParserTest
  • org.drools.compiler.compiler.PackageBuilder
  • org.drools.compiler.compiler.PackageBuilderTest
  • org.drools.compiler.lang.api.impl.TypeDeclarationDescrBuilderImpl
  • org.drools.compiler.lang.RuleParserTest
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