Examples with FactoryParameter org.eclipse.che.api.core.factory.FactoryParameter used on opensource projects

Example 1 with FactoryParameter

use of org.eclipse.che.api.core.factory.FactoryParameter in project che by eclipse.

the class FactoryBuilder method validateCompatibility.

/**
     * Validate compatibility of factory parameters.
     *
     * @param object
     *         - object to validate factory parameters
     * @param parent
     *         - parent object
     * @param methodsProvider
     *         - class that provides methods with {@link org.eclipse.che.api.core.factory.FactoryParameter}
     *         annotations
     * @param allowedMethodsProvider
     *         - class that provides allowed methods
     * @param version
     *         - version of factory
     * @param parentName
     *         - parent parameter queryParameterName
     * @throws org.eclipse.che.api.core.ConflictException
     */
void validateCompatibility(Object object, Object parent, Class methodsProvider, Class allowedMethodsProvider, Version version, String parentName, boolean isUpdate) throws ConflictException {
    // validate source
    if (SourceStorageDto.class.equals(methodsProvider) && !hasSubprojectInPath(parent)) {
        sourceStorageParametersValidator.validate((SourceStorage) object, version);
    }
    // get all methods recursively
    for (Method method : methodsProvider.getMethods()) {
        FactoryParameter factoryParameter = method.getAnnotation(FactoryParameter.class);
        if (factoryParameter == null) {
            continue;
        }
        String fullName = (parentName.isEmpty() ? "" : (parentName + ".")) + CaseFormat.UPPER_CAMEL.to(CaseFormat.LOWER_CAMEL, method.getName().startsWith("is") ? method.getName().substring(2) : method.getName().substring(3).toLowerCase());
        // check that field is set
        Object parameterValue;
        try {
            parameterValue = method.invoke(object);
        } catch (IllegalAccessException | InvocationTargetException | IllegalArgumentException e) {
            // should never happen
            LOG.error(e.getLocalizedMessage(), e);
            throw new ConflictException(FactoryConstants.INVALID_PARAMETER_MESSAGE);
        }
        // if value is null or empty collection or default value for primitives
        if (ValueHelper.isEmpty(parameterValue)) {
            // field must not be a mandatory, unless it's ignored or deprecated or doesn't suit to the version
            if (Obligation.MANDATORY.equals(factoryParameter.obligation()) && factoryParameter.deprecatedSince().compareTo(version) > 0 && factoryParameter.ignoredSince().compareTo(version) > 0 && method.getDeclaringClass().isAssignableFrom(allowedMethodsProvider)) {
                throw new ConflictException(String.format(FactoryConstants.MISSING_MANDATORY_MESSAGE, method.getName()));
            }
        } else if (!method.getDeclaringClass().isAssignableFrom(allowedMethodsProvider)) {
            throw new ConflictException(String.format(FactoryConstants.PARAMETRIZED_INVALID_PARAMETER_MESSAGE, fullName, version));
        } else {
            // is parameter deprecated
            if (factoryParameter.deprecatedSince().compareTo(version) <= 0 || (!isUpdate && factoryParameter.setByServer())) {
                throw new ConflictException(String.format(FactoryConstants.PARAMETRIZED_INVALID_PARAMETER_MESSAGE, fullName, version));
            }
            // use recursion if parameter is DTO object
            if (method.getReturnType().isAnnotationPresent(DTO.class)) {
                // validate inner objects such Git ot ProjectAttributes
                validateCompatibility(parameterValue, object, method.getReturnType(), method.getReturnType(), version, fullName, isUpdate);
            } else if (Map.class.isAssignableFrom(method.getReturnType())) {
                Type tp = ((ParameterizedType) method.getGenericReturnType()).getActualTypeArguments()[1];
                Class secMapParamClass = (tp instanceof ParameterizedType) ? (Class) ((ParameterizedType) tp).getRawType() : (Class) tp;
                if (!String.class.equals(secMapParamClass) && !List.class.equals(secMapParamClass)) {
                    if (secMapParamClass.isAnnotationPresent(DTO.class)) {
                        Map<Object, Object> map = (Map) parameterValue;
                        for (Map.Entry<Object, Object> entry : map.entrySet()) {
                            validateCompatibility(entry.getValue(), object, secMapParamClass, secMapParamClass, version, fullName + "." + entry.getKey(), isUpdate);
                        }
                    } else {
                        throw new RuntimeException("This type of fields is not supported by factory.");
                    }
                }
            } else if (List.class.isAssignableFrom(method.getReturnType())) {
                Type tp = ((ParameterizedType) method.getGenericReturnType()).getActualTypeArguments()[0];
                Class secListParamClass = (tp instanceof ParameterizedType) ? (Class) ((ParameterizedType) tp).getRawType() : (Class) tp;
                if (!String.class.equals(secListParamClass) && !List.class.equals(secListParamClass)) {
                    if (secListParamClass.isAnnotationPresent(DTO.class)) {
                        List<Object> list = (List) parameterValue;
                        for (Object entry : list) {
                            validateCompatibility(entry, object, secListParamClass, secListParamClass, version, fullName, isUpdate);
                        }
                    } else {
                        throw new RuntimeException("This type of fields is not supported by factory.");
                    }
                }
            }
        }
    }
}