Package org.drools.lang.descr

Examples of org.drools.lang.descr.TypeFieldDescr

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        TypeDeclarationDescr declaration = null;

        DroolsTree id=null;
        Map dm = null;

        TypeFieldDescr df = null;


          List<Map> declMetadaList = new LinkedList<Map>();
            List<TypeFieldDescr> declFieldList = new LinkedList<TypeFieldDescr>();
        try {
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    // $ANTLR start "decl_field"
    // src/main/resources/org/drools/lang/DescrBuilderTree.g:183:1: decl_field returns [TypeFieldDescr fieldDescr] : ^(id= ID (init= decl_field_initialization )? dt= data_type (dm= decl_metadata )* ) ;
    public final TypeFieldDescr decl_field() throws RecognitionException {
        TypeFieldDescr fieldDescr = null;

        DroolsTree id=null;
        String init = null;

        BaseDescr dt = null;
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            if ( superTypeDeclaration != null ) {
                ClassDefinition classDef = superTypeDeclaration.getTypeClassDef();
                // inherit fields
                for ( FactField fld : classDef.getFields() ) {
                    TypeFieldDescr inheritedFlDescr = TypeFieldDescr.buildInheritedFromDefinition( fld );
                    fieldMap.put( inheritedFlDescr.getFieldName(),
                                  inheritedFlDescr );
                }

                // new classes are already distinguished from tagged external classes
                isSuperClassTagged = !superTypeDeclaration.isNovel();
            } else {
                isSuperClassDeclared = false;
            }

        } else {
            isSuperClassDeclared = false;
        }

        // look for the class externally
        if ( !isSuperClassDeclared || isSuperClassTagged ) {
            try {
                ClassFieldInspector inspector = new ClassFieldInspector( registry.getTypeResolver().resolveType( fullSuper ) );
                for ( String name : inspector.getGetterMethods().keySet() ) {
                    // classFieldAccessor requires both getter and setter
                    if ( inspector.getSetterMethods().containsKey(name) ) {
                        if ( !inspector.isNonGetter( name ) && !"class".equals( name ) ) {
                            TypeFieldDescr inheritedFlDescr = new TypeFieldDescr( name,
                                    new PatternDescr( inspector.getFieldTypes().get( name ).getName() ) );
                            inheritedFlDescr.setInherited( true );
                            inheritedFlDescr.setIndex( inspector.getFieldNames().size() + inspector.getFieldNames().get( name ) );

                            if ( !fieldMap.containsKey( inheritedFlDescr.getFieldName() ) ) fieldMap.put( inheritedFlDescr.getFieldName(),
                                    inheritedFlDescr );
                        }
                    }
                }
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            if (superTypeDeclaration != null) {
                ClassDefinition classDef = superTypeDeclaration.getTypeClassDef();
                // inherit fields
                for (FactField fld : classDef.getFields()) {
                    TypeFieldDescr inheritedFlDescr = buildInheritedFieldDescrFromDefinition( fld, typeDescr );
                    fieldMap.put( inheritedFlDescr.getFieldName(),
                                  inheritedFlDescr );
                }

                // new classes are already distinguished from tagged external classes
                isSuperClassTagged = !superTypeDeclaration.isNovel();
            } else {
                isSuperClassDeclared = false;
            }

        } else {
            isSuperClassDeclared = false;
        }

        // look for the class externally
        if (!isSuperClassDeclared || isSuperClassTagged) {
            try {
                Class superKlass = registry.getTypeResolver().resolveType( fullSuper );
                ClassFieldInspector inspector = new ClassFieldInspector( superKlass );
                for (String name : inspector.getGetterMethods().keySet()) {
                    // classFieldAccessor requires both getter and setter
                    if (inspector.getSetterMethods().containsKey( name )) {
                        if (!inspector.isNonGetter( name ) && !"class".equals( name )) {
                            TypeFieldDescr inheritedFlDescr = new TypeFieldDescr(
                                                                                  name,
                                                                                  new PatternDescr(
                                                                                                    inspector.getFieldTypes().get( name ).getName() ) );
                            inheritedFlDescr.setInherited( !Modifier.isAbstract( inspector.getGetterMethods().get( name ).getModifiers() ) );

                            if (!fieldMap.containsKey( inheritedFlDescr.getFieldName() ))
                                fieldMap.put( inheritedFlDescr.getFieldName(),
                                              inheritedFlDescr );
                        }
                    }
                }
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        return true;
    }

    protected TypeFieldDescr buildInheritedFieldDescrFromDefinition( FactField fld, TypeDeclarationDescr typeDescr ) {
        PatternDescr fldType = new PatternDescr();
        TypeFieldDescr inheritedFldDescr = new TypeFieldDescr();
            inheritedFldDescr.setFieldName( fld.getName() );
            fldType.setObjectType( ( (FieldDefinition) fld ).getFieldAccessor().getExtractToClassName() );
            inheritedFldDescr.setPattern( fldType );
        if ( fld.isKey() ) {
            inheritedFldDescr.getAnnotations().put( TypeDeclaration.ATTR_KEY,
                                                    new AnnotationDescr( TypeDeclaration.ATTR_KEY ) );
        }
            inheritedFldDescr.setIndex( ( (FieldDefinition) fld ).getDeclIndex() );
            inheritedFldDescr.setInherited( true );

            String initExprOverride = ( (FieldDefinition) fld ).getInitExpr();
            int overrideCount = 0;
            // only @aliasing local fields may override defaults.
            for ( TypeFieldDescr localField : typeDescr.getFields().values() ) {
                AnnotationDescr ann = localField.getAnnotation( "Alias" );
                if ( ann != null && fld.getName().equals( ann.getSingleValue().replaceAll( "\"", "" ) ) && localField.getInitExpr() != null ) {
                    overrideCount++;
                    initExprOverride = localField.getInitExpr();
                }
            }
            if ( overrideCount > 1 ) {
                // however, only one is allowed
                initExprOverride = null;
            }
            inheritedFldDescr.setInitExpr( initExprOverride );
        return inheritedFldDescr;
    }
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                                        type.setValid(false);
                                        this.results.add(new TypeDeclarationError(typeDescr, "New declaration of "+typeDescr.getType().getFullName() +
                                                                                             " does not include field " + existingFieldName ) );
                                    } else {
                                        String fldType = cfi.getFieldTypes().get( existingFieldName ).getName();
                                        TypeFieldDescr declaredField = typeDescr.getFields().get( existingFieldName );
                                        if ( ! fldType.equals( type.getTypeClassDef().getField( existingFieldName ).getTypeName() ) ) {
                                            type.setValid(false);
                                            this.results.add(new TypeDeclarationError(typeDescr, "New declaration of "+typeDescr.getType().getFullName() +
                                                                                                 " redeclared field " + existingFieldName + " : \n" +
                                                                                                 "existing : " + fldType + " vs declared : " + declaredField.getPattern().getObjectType() ) );
                                        } else {
                                            fieldCount++;
                                        }

                                    }
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public class FieldDescrBuilderImpl<T extends DescrBuilder<?,?>> extends BaseDescrBuilderImpl<T, TypeFieldDescr>
    implements
    FieldDescrBuilder<T> {

    protected FieldDescrBuilderImpl( T parent, String name ) {
        super( parent, new TypeFieldDescr( name ) );
    }
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    @Test
    public void testTypeDeclarationNewBean() throws Exception {
        PackageDescr pkgDescr = new PackageDescr( "org.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 );
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        assertEquals( 2,
                          d.getFields().size() );
        assertTrue( d.getFields().containsKey( "name" ) );
        assertTrue( d.getFields().containsKey( "age" ) );

        TypeFieldDescr f = d.getFields().get( "name" );
        assertEquals( "String",
                          f.getPattern().getObjectType() );

        f = d.getFields().get( "age" );
        assertEquals( "Integer",
                          f.getPattern().getObjectType() );

        d = td.get( 1 );
        assertEquals( "AnotherFact",
                          d.getTypeName() );

        TypeDeclarationDescr type = td.get( 2 );
        assertEquals( "Person",
                       type.getTypeName() );

        assertEquals( "fact",
                      type.getAnnotation( "role" ).getValue() );
        assertEquals( "\"Models a person\"",
                      type.getAnnotation( "doc" ).getValue( "descr" ) );
        assertEquals( "\"Bob\"",
                      type.getAnnotation( "doc" ).getValue( "author" ) );
        assertEquals( "Calendar.getInstance().getDate()",
                      type.getAnnotation( "doc" ).getValue( "date" ) );

        assertEquals( 2,
                      type.getFields().size() );
        TypeFieldDescr field = type.getFields().get( "name" );
        assertEquals( "name",
                      field.getFieldName() );
        assertEquals( "String",
                      field.getPattern().getObjectType() );
        assertEquals( "\"John Doe\"",
                      field.getInitExpr() );
        assertEquals( "50",
                      field.getAnnotation( "length" ).getValue( "max" ) );
        assertNotNull( field.getAnnotation( "key" ) );

        field = type.getFields().get( "age" );
        assertEquals( "age",
                      field.getFieldName() );
        assertEquals( "int",
                      field.getPattern().getObjectType() );
        assertEquals( "-1",
                      field.getInitExpr() );
        assertEquals( "0",
                      field.getAnnotation( "ranged" ).getValue( "min" ) );
        assertEquals( "150",
                      field.getAnnotation( "ranged" ).getValue( "max" ) );
        assertEquals( "-1",
                      field.getAnnotation( "ranged" ).getValue( "unknown" ) );

    }
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            if ( superTypeDeclaration != null ) {
                ClassDefinition classDef = superTypeDeclaration.getTypeClassDef();
                // inherit fields
                for ( FactField fld : classDef.getFields() ) {
                    TypeFieldDescr inheritedFlDescr = TypeFieldDescr.buildInheritedFromDefinition( fld );
                    fieldMap.put( inheritedFlDescr.getFieldName(),
                                  inheritedFlDescr );
                }

                // new classes are already distinguished from tagged external classes
                isSuperClassTagged = !superTypeDeclaration.isNovel();
            } else {
                isSuperClassDeclared = false;
            }

        } else {
            isSuperClassDeclared = false;
        }

        // look for the class externally
        if ( !isSuperClassDeclared || isSuperClassTagged ) {
            try {
                Class superKlass = registry.getTypeResolver().resolveType( fullSuper );
                ClassFieldInspector inspector = new ClassFieldInspector( superKlass );
                for ( String name : inspector.getGetterMethods().keySet() ) {
                    // classFieldAccessor requires both getter and setter
                    if ( inspector.getSetterMethods().containsKey( name ) ) {
                        if ( !inspector.isNonGetter( name ) && !"class".equals( name ) ) {
                            TypeFieldDescr inheritedFlDescr = new TypeFieldDescr( name,
                                                                                  new PatternDescr( inspector.getFieldTypes().get( name ).getName() ) );
                            inheritedFlDescr.setInherited( ! Modifier.isAbstract( inspector.getGetterMethods( ).get( name ).getModifiers() ) );
                            inheritedFlDescr.setIndex( inspector.getFieldNames().size() + inspector.getFieldNames().get( name ) );

                            if ( !fieldMap.containsKey( inheritedFlDescr.getFieldName() ) ) fieldMap.put( inheritedFlDescr.getFieldName(),
                                                                                                          inheritedFlDescr );
                        }
                    }
                }
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