@sap/odata-v4/lib/edm/EdmTypeFactory.js

OData V4.0 server library

'use strict';

const EdmPrimitiveType = require('./EdmPrimitiveType');
const EdmPrimitiveTypeKind = require('./EdmPrimitiveTypeKind');
const EdmVocabularyTermType = require('./EdmVocabularyTermType');

class EdmTypeFactory {
    /**
     * Performs an EDM look-up for the type described by 'fullQualifiedName'.
     * Supported EDM types are: {@link EdmPrimitiveType}, {@link EdmVocabularyTermType},
     * {@link EdmEntityType}, {@link EdmComplexType}, {@link EdmTypeDefinition}, and {@link EdmEnumType}.
     *
     * @param {Edm} edm The EDM itself
     * @param {FullQualifiedName} fullQualifiedName qualified name of the type to be searched
     * @returns {?EdmType}
     */
    static createTypeFromFQN(edm, fullQualifiedName) {
        return fullQualifiedName.namespace === EdmPrimitiveType.EDM_NAMESPACE ?
            EdmPrimitiveTypeKind.fromName(fullQualifiedName.name)
                || EdmVocabularyTermType.fromName(fullQualifiedName.name) :
            edm.getEntityType(fullQualifiedName)
                || edm.getComplexType(fullQualifiedName)
                || edm.getTypeDefinition(fullQualifiedName)
                || edm.getEnumType(fullQualifiedName)
                || null;
    }
}

module.exports = EdmTypeFactory;