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How to use Instantiate method of NBi.Core.Transformation.Transformer.NativeTransformationFactory class

Best NBi code snippet using NBi.Core.Transformation.Transformer.NativeTransformationFactory.Instantiate

NativeTransformationFactoryTest.cs

Source:NativeTransformationFactoryTest.cs

...15{16    public class NativeTransformationFactoryTest17    {18        [Test]19        public void Instantiate_ExistingWithoutParameter_CorrectType()20        {21            var factory = new NativeTransformationFactory(new ServiceLocator(), null);;22            var result = factory.Instantiate("dateTime-to-date");23            24            Assert.That(result, Is.AssignableTo<INativeTransformation>());25            Assert.That(result, Is.TypeOf<DateTimeToDate>());26        }27        [Test]28        public void Instantiate_ExistingWithoutParameterAndWhitespaces_CorrectType()29        {30            var factory = new NativeTransformationFactory(new ServiceLocator(), null);;31            var result = factory.Instantiate("\t\tdateTime-to-date\r\n");32            Assert.That(result, Is.AssignableTo<INativeTransformation>());33            Assert.That(result, Is.TypeOf<DateTimeToDate>());34        }35        [Test]36        public void Instantiate_ExistingWithParameter2_CorrectType()37        {38            var factory = new NativeTransformationFactory(new ServiceLocator(), null);;39            var result = factory.Instantiate("text-to-pad-right(6, *)");40            Assert.That(result, Is.AssignableTo<INativeTransformation>());41            Assert.That(result, Is.TypeOf<TextToPadRight>());42            Assert.That((result as TextToPadRight).Length.Execute(), Is.EqualTo(6));43            Assert.That((result as TextToPadRight).Character.Execute(), Is.EqualTo('*'));44        }45        [Test]46        public void Instantiate_ExistingWithParameter_CorrectType()47        {48            var factory = new NativeTransformationFactory(new ServiceLocator(), null);;49            var result = factory.Instantiate("utc-to-local(Brussels)");50            Assert.That(result, Is.AssignableTo<INativeTransformation>());51            Assert.That(result, Is.TypeOf<UtcToLocal>());52            Assert.That((result as UtcToLocal).TimeZoneLabel, Is.AssignableTo<IScalarResolver>());53            Assert.That((result as UtcToLocal).TimeZoneLabel, Is.AssignableTo<IScalarResolver<string>>());54            Assert.That((result as UtcToLocal).TimeZoneLabel, Is.TypeOf<LiteralScalarResolver<string>>());55            Assert.That((result as UtcToLocal).TimeZoneLabel.Execute(), Is.EqualTo("Brussels"));56        }57        [Test]58        public void Instantiate_ExistingWithParameterIncludingSpaces_CorrectType()59        {60            var factory = new NativeTransformationFactory(new ServiceLocator(), null);;61            var result = factory.Instantiate("utc-to-local( Romance Standard Time )");62            Assert.That(result, Is.AssignableTo<INativeTransformation>());63            Assert.That(result, Is.TypeOf<UtcToLocal>());64            Assert.That((result as UtcToLocal).TimeZoneLabel.Execute(), Is.EqualTo("Romance Standard Time"));65        }66        [Test]67        public void Instantiate_ExistingWithParameterAndWhitespaces_CorrectType()68        {69            var factory = new NativeTransformationFactory(new ServiceLocator(), null);;70            var result = factory.Instantiate("\r\n\t\t\tutc-to-local(Brussels) \t\r\n");71            Assert.That(result, Is.AssignableTo<INativeTransformation>());72            Assert.That(result, Is.TypeOf<UtcToLocal>());73            Assert.That((result as UtcToLocal).TimeZoneLabel.Execute(), Is.EqualTo("Brussels"));74        }75        [Test]76        public void Instantiate_ExistingWithParameters_CorrectType()77        {78            var factory = new NativeTransformationFactory(new ServiceLocator(), null);;79            var result = factory.Instantiate("numeric-to-clip(10, 2000)");80            Assert.That(result, Is.AssignableTo<INativeTransformation>());81            Assert.That(result, Is.TypeOf<NumericToClip>());82            Assert.That((result as NumericToClip).Min.Execute(), Is.EqualTo(10));83            Assert.That((result as NumericToClip).Max.Execute(), Is.EqualTo(2000));84        }85        [Test]86        public void Instantiate_ExistingWithParametersAndWhitespaces_CorrectType()87        {88            var factory = new NativeTransformationFactory(new ServiceLocator(), null);;89            var result = factory.Instantiate("\r\n\t\t\tnumeric-to-clip(  10,   2000   )\t\t\t\r\n");90            Assert.That(result, Is.AssignableTo<INativeTransformation>());91            Assert.That(result, Is.TypeOf<NumericToClip>());92            Assert.That((result as NumericToClip).Min.Execute(), Is.EqualTo(10));93            Assert.That((result as NumericToClip).Max.Execute(), Is.EqualTo(2000));94        }95        [Test]96        public void Instantiate_ExistingWithParametersAndSpaces_CorrectType()97        {98            var factory = new NativeTransformationFactory(new ServiceLocator(), null);;99            var result = factory.Instantiate("numeric-to-clip (10,   2000)");100            Assert.That(result, Is.AssignableTo<INativeTransformation>());101            Assert.That(result, Is.TypeOf<NumericToClip>());102            Assert.That((result as NumericToClip).Min.Execute(), Is.EqualTo(10));103            Assert.That((result as NumericToClip).Max.Execute(), Is.EqualTo(2000));104        }105        [Test]106        public void Instantiate_ExistingWithParametersAndVariables_CorrectType()107        {108            var variables = new Dictionary<string, IVariable>()109            {110                { "avg", new GlobalVariable(new LiteralScalarResolver<decimal>(50)) },111                { "min", new GlobalVariable(new LiteralScalarResolver<decimal>(10)) },112                { "max", new GlobalVariable(new LiteralScalarResolver<decimal>(2000)) },113            };114            var factory = new NativeTransformationFactory(new ServiceLocator(), new Context(variables));115            var result = factory.Instantiate("numeric-to-clip(@min, @max)");116            Assert.That(result, Is.AssignableTo<INativeTransformation>());117            Assert.That(result, Is.TypeOf<NumericToClip>());118            Assert.That((result as NumericToClip).Min.Execute(), Is.EqualTo(10));119            Assert.That((result as NumericToClip).Max.Execute(), Is.EqualTo(2000));120        }121        [Test]122        [TestCase("blank-to-empty")]123        [TestCase("blank-to-null")]124        [TestCase("empty-to-null")]125        [TestCase("null-to-empty")]126        [TestCase("null-to-value")]127        [TestCase("null-to-zero")]128        [TestCase("value-to-value")]129        [TestCase("any-to-any")]130        [TestCase("text-to-trim")]131        [TestCase("text-to-upper")]132        [TestCase("text-to-lower")]133        [TestCase("text-to-suffix(abc)")]134        [TestCase("text-to-prefix(abc)")]135        [TestCase("text-to-length")]136        [TestCase("text-to-first-chars(3)")]137        [TestCase("text-to-last-chars(3)")]138        [TestCase("text-to-skip-first-chars(3)")]139        [TestCase("text-to-skip-last-chars(3)")]140        [TestCase("text-to-pad-right(3, *)")]141        [TestCase("text-to-pad-left(3, *)")]142        [TestCase("text-to-html")]143        [TestCase("text-to-without-diacritics")]144        [TestCase("text-to-token-count")]145        [TestCase("text-to-token-count(;)")]146        [TestCase("text-to-token(2)")]147        [TestCase("text-to-token(2,;)")]148        [TestCase("text-to-without-whitespaces")]149        [TestCase("text-to-remove-chars(*)")]150        [TestCase("text-to-dateTime(yyyy.mm.dd hh:mm)")]151        [TestCase("text-to-dateTime(dddd dd mm yyyy hh:mm, fr-fr)")]152        [TestCase("text-to-mask(BE-***.***.**)")]153        [TestCase("mask-to-text(BE-***.***.**)")]154        [TestCase("html-to-text")]155        [TestCase("date-to-age")]156        [TestCase("utc-to-local(Brussels)")]157        [TestCase("local-to-utc(Brussels)")]158        [TestCase("dateTime-to-date")]159        [TestCase("null-to-date(2010-05-01)")]160        [TestCase("dateTime-to-first-of-month")]161        [TestCase("dateTime-to-last-of-month")]162        [TestCase("dateTime-to-first-of-year")]163        [TestCase("dateTime-to-last-of-year")]164        [TestCase("dateTime-to-next-day")]165        [TestCase("dateTime-to-previous-day")]166        [TestCase("dateTime-to-next-month")]167        [TestCase("dateTime-to-previous-month")]168        [TestCase("dateTime-to-next-year")]169        [TestCase("dateTime-to-previous-year")]170        [TestCase("dateTime-to-floor-hour")]171        [TestCase("dateTime-to-ceiling-hour")]172        [TestCase("dateTime-to-floor-minute")]173        [TestCase("dateTime-to-ceiling-minute")]174        [TestCase("dateTime-to-clip(2019-01-01, 2019-12-31)")]175        [TestCase("dateTime-to-set-time(07:00:00)")]176        [TestCase("dateTime-to-add(00:15:00)")]177        [TestCase("dateTime-to-add(00:15:00, 3)")]178        [TestCase("dateTime-to-subtract(00:15:00)")]179        [TestCase("dateTime-to-subtract(00:15:00, 3)")]180        [TestCase("numeric-to-round(5)")]181        [TestCase("numeric-to-floor")]182        [TestCase("numeric-to-ceiling")]183        [TestCase("numeric-to-integer")]184        [TestCase("numeric-to-increment")]185        [TestCase("numeric-to-decrement")]186        [TestCase("numeric-to-clip(10, 20)")]187        [TestCase("numeric-to-add(10)")]188        [TestCase("numeric-to-add(10, 3)")]189        [TestCase("numeric-to-subtract(10)")]190        [TestCase("numeric-to-subtract(10, 3)")]191        [TestCase("numeric-to-multiply(10)")]192        [TestCase("numeric-to-divide(12)")]193        [TestCase("numeric-to-invert")]194        [TestCase("path-to-filename")]195        [TestCase("path-to-filename-without-extension")]196        [TestCase("path-to-extension")]197        [TestCase("path-to-root")]198        [TestCase("path-to-directory")]199        [TestCase("file-to-size")]200        [TestCase("file-to-creation-dateTime")]201        [TestCase("file-to-creation-dateTime-utc")]202        [TestCase("file-to-update-dateTime")]203        [TestCase("file-to-update-dateTime-utc")]204        public void Instantiate_ExistingNativeTransformation_CorrectlyBuilt(string value)205        {206            var factory = new NativeTransformationFactory(new ServiceLocator(), null);;207            var result = factory.Instantiate(value);208            Assert.That(result, Is.AssignableTo<INativeTransformation>());209        }210    }211}...

ScalarResolverArgsFactory.cs

Source:ScalarResolverArgsFactory.cs

...16        private ServiceLocator ServiceLocator { get; }17        private Context Context { get; }18        public ScalarResolverArgsFactory(ServiceLocator serviceLocator, Context context)19            => (ServiceLocator, Context) = (serviceLocator, context);20        public IScalarResolverArgs Instantiate(string value)21        {22            switch (value)23            {24                case string obj when obj.TrimStart().StartsWith("`") && obj.TrimEnd().EndsWith("`"):25                    return new LiteralScalarResolverArgs(obj.Trim().Substring(1, obj.Trim().Length - 2));26                case string obj when string.IsNullOrEmpty(value): return new LiteralScalarResolverArgs(string.Empty);27                case null: return new LiteralScalarResolverArgs(string.Empty);28                default:29                    var tokens = Regex.Matches(value, @"(?:(?:\{(?>[^{}]+|\{(?<subpart>)|\}(?<-subpart>))*(?(subpart)(?!))\})|[^|])+").Cast<Match>().Select(x => x.Value.Trim());30                    var firstToken = tokens.First().Trim();31                    var prefix = tokens.First().Trim().ToCharArray()[0];32                    var suffix = tokens.Last().Trim().ToCharArray().Last();33                    var functions = tokens.Skip(1);34                    var factory = ServiceLocator.GetScalarResolverFactory();35                    IScalarResolverArgs args = null;36                    var columnIdentifierFactory = new ColumnIdentifierFactory();37                    switch (prefix)38                    {39                        case '@':40                            args = new GlobalVariableScalarResolverArgs(firstToken.Substring(1), Context?.Variables);41                            break;42                        case '~':43                            args = new FormatScalarResolverArgs(firstToken.Substring(1), Context?.Variables);44                            break;45                        case '[' when firstToken.ToCharArray().Last() == ']' && !firstToken.Contains(';') && MatchExternalBrakets(firstToken).Count==1:46                        case '#':47                            args = new ContextScalarResolverArgs(Context, columnIdentifierFactory.Instantiate(firstToken));48                            break;49                        default:50                            args = new LiteralScalarResolverArgs(firstToken);51                            break;52                    }53                    if (functions.Count() > 0)54                    {55                        var transformations = new List<INativeTransformation>();56                        var nativeTransformationFactory = new NativeTransformationFactory(ServiceLocator, Context);57                        foreach (var function in functions)58                            transformations.Add(nativeTransformationFactory.Instantiate(function));59                        return new FunctionScalarResolverArgs(factory.Instantiate(args), transformations);60                    }61                    else62                        return args;63            }64        }65        private MatchCollection MatchExternalBrakets(string value)66        {67            var regex = new Regex(@"68                            \[                    # Match [69                            (70                                [^[\]]+           # all chars except []71                                | (?<Level>\[)    # or if [ then Level += 172                                | (?<-Level>\])   # or if ] then Level -= 173                            )+                    # Repeat (to go from inside to outside)...

NativeTransformationfactory.cs

Source:NativeTransformationfactory.cs

...17        protected ServiceLocator ServiceLocator { get; }18        protected Context Context { get; }19        public NativeTransformationFactory(ServiceLocator serviceLocator, Context context)20            => (ServiceLocator, Context) = (serviceLocator, context);21        public INativeTransformation Instantiate(string code)22        {23            var textInfo = CultureInfo.InvariantCulture.TextInfo;24            var functionParameters = code.Replace("(", ",")25                .Replace(")", ",").Trim()26                .Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries)27                .ToList().Skip(1).Select(x => x.Trim()).ToList();28            var classToken = code.Contains("(") ? code.Substring(0, code.IndexOf('(')).Replace(" ", "") : code;29            var className = textInfo.ToTitleCase(classToken.Trim().Replace("-", " ")).Replace(" ", "").Replace("Datetime", "DateTime").Replace("Timespan", "TimeSpan");30            var type = typeof(INativeTransformation).Assembly.GetTypes()31                       .Where(32                                t => t.IsClass33                                && t.IsAbstract == false34                                && t.Name == className35                                && t.GetInterface(typeof(INativeTransformation).Name) != null)36                       .SingleOrDefault();37            if (type == null)38                throw new NotImplementedTransformationException(className);39            if (typeof(IBasePathTransformation).IsAssignableFrom(type))40                functionParameters.Insert(0, ServiceLocator.BasePath);41            var ctor = type.GetConstructors().SingleOrDefault(x => x.GetParameters().Count() == functionParameters.Count());42            if (ctor == null)43                throw new MissingOrUnexpectedParametersTransformationException(className, functionParameters.Count());44            var zip = ctor.GetParameters().Zip(functionParameters, (x, y) => new { x.ParameterType, Value = y });45            var typedFunctionParameters = new List<object>();46            var argsFactory = new ScalarResolverArgsFactory(ServiceLocator, Context);47            var factory = ServiceLocator.GetScalarResolverFactory();48            foreach (var param in zip)49            {50                if (typeof(IScalarResolver).IsAssignableFrom(param.ParameterType))51                {52                    53                    var scalarType = param.ParameterType.GenericTypeArguments[0];54                    var args = argsFactory.Instantiate(param.Value);55                    var resolver = factory.Instantiate(args, scalarType);56                    typedFunctionParameters.Add(resolver);57                }58                else59                    typedFunctionParameters.Add(param.Value);60            }61            return (INativeTransformation)ctor.Invoke(typedFunctionParameters.ToArray());62        }63    }64}...

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