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How to use Column class of NBi.Core.ResultSet package

Best NBi code snippet using NBi.Core.ResultSet.Column

ResultSetSystemHelper.cs

Source:ResultSetSystemHelper.cs

...35using NBi.Core.ResultSet.Alteration.Renaming.Strategies.Missing;36using NBi.Core.ResultSet.Filtering;37using NBi.Core.Calculation.Grouping;38using NBi.Xml.Items.Calculation.Grouping;39using NBi.Core.Calculation.Grouping.ColumnBased;40using NBi.Core.Calculation.Grouping.CaseBased;41using NBi.Core.Calculation.Predication;42using NBi.Xml.Items.Alteration.Merging;43using NBi.Core.ResultSet.Alteration.Merging;44using NBi.Xml.Items.Alteration.Duplication;45using NBi.Core.ResultSet.Alteration.Duplication;46namespace NBi.NUnit.Builder.Helper47{48    class ResultSetSystemHelper49    {50        protected ServiceLocator ServiceLocator { get; }51        protected SettingsXml.DefaultScope Scope { get; } = SettingsXml.DefaultScope.Everywhere;52        protected IDictionary<string, IVariable> Variables { get; }53        public ResultSetSystemHelper(ServiceLocator serviceLocator, SettingsXml.DefaultScope scope, IDictionary<string, IVariable> variables)54            => (ServiceLocator, Scope, Variables) = (serviceLocator, scope, variables);55        public IResultSetResolver InstantiateResolver(ResultSetSystemXml resultSetXml)56        {57            var argsBuilder = new ResultSetResolverArgsBuilder(ServiceLocator);58            argsBuilder.Setup(resultSetXml, resultSetXml.Settings, Scope, Variables);59            argsBuilder.Build();60            var factory = ServiceLocator.GetResultSetResolverFactory();61            var resolver = factory.Instantiate(argsBuilder.GetArgs());62            return resolver;63        }64        public IEnumerable<Alter> InstantiateAlterations(ResultSetSystemXml resultSetXml)65        {66            if ((resultSetXml.Alterations?.Count ?? 0) == 0)67                yield break;68            foreach (var alterationXml in resultSetXml.Alterations)69            {70                switch (alterationXml)71                {72                    case FilterXml x: yield return InstantiateFilter(x); break;73                    case ConvertXml x: yield return InstantiateConvert(x); break;74                    case TransformXml x: yield return InstantiateTransform(x); break;75                    case RenamingXml x: yield return InstantiateRename(x); break;76                    case SummarizeXml x: yield return InstantiateSummarize(x); break;77                    case ExtendXml x: yield return InstantiateExtend(x); break;78                    case UnstackXml x: yield return InstantiateUnstack(x); break;79                    case ProjectAwayXml x: yield return InstantiateProjectAway(x); break;80                    case ProjectXml x: yield return InstantiateProject(x); break;81                    case LookupReplaceXml x: yield return InstantiateLookupReplace(x, resultSetXml.Settings); break;82                    case MergeXml x: yield return InstantiateMerging(x, resultSetXml.Settings); break;83                    case DuplicateXml x: yield return InstantiateDuplicate(x); break;84                    default: throw new ArgumentException();85                }86            }87        }88        private Alter InstantiateFilter(FilterXml filterXml)89        {90            var context = new Context(Variables);91            var factory = new ResultSetFilterFactory(ServiceLocator);92            if (filterXml.Ranking == null && filterXml.Uniqueness == null)93            {94                var expressions = new List<IColumnExpression>();95                if (filterXml.Expression != null)96                    expressions.Add(filterXml.Expression);97                if (filterXml.Predication != null)98                {99                    var helper = new PredicateArgsBuilder(ServiceLocator, context);100                    var args = helper.Execute(filterXml.Predication.ColumnType, filterXml.Predication.Predicate);101                    return factory.Instantiate102                                (103                                    new PredicationArgs(filterXml.Predication.Operand, args)104                                    , context105                                ).Apply;106                }107                if (filterXml.Combination != null)108                {109                    var helper = new PredicateArgsBuilder(ServiceLocator, context);110                    var predicationArgs = new List<PredicationArgs>();111                    foreach (var predication in filterXml.Combination.Predications)112                    {113                        var args = helper.Execute(predication.ColumnType, predication.Predicate);114                        predicationArgs.Add(new PredicationArgs(predication.Operand, args));115                    }116                    return factory.Instantiate117                                (118                                    filterXml.Combination.Operator119                                    , predicationArgs120                                    , context121                                ).Apply;122                }123                throw new ArgumentException();124            }125            else if (filterXml.Ranking != null)126            {127                var groupByArgs = BuildGroupByArgs(filterXml.Ranking.GroupBy, context);128                var groupByFactory = new GroupByFactory();129                var groupBy = groupByFactory.Instantiate(groupByArgs);130                var rankingGroupByArgs = new RankingGroupByArgs(groupBy, filterXml.Ranking.Option, filterXml.Ranking.Count, filterXml.Ranking.Operand, filterXml.Ranking.Type);131                return factory.Instantiate(rankingGroupByArgs, context).Apply;132            }133            else if (filterXml.Uniqueness != null)134            {135                var groupByArgs = BuildGroupByArgs(filterXml.Uniqueness.GroupBy, context);136                var groupByFactory = new GroupByFactory();137                var groupBy = groupByFactory.Instantiate(groupByArgs);138                var uniquenessArgs = new UniquenessArgs(groupBy);139                return factory.Instantiate(uniquenessArgs, context).Apply;140            }141            throw new ArgumentOutOfRangeException();142        }143        private IGroupByArgs BuildGroupByArgs(GroupByXml xml, Context context)144        {145            if (xml == null)146                return new NoneGroupByArgs();147            if ((xml?.Columns?.Count ?? 0) > 0)148                return new ColumnGroupByArgs(xml.Columns, context);149            if ((xml?.Cases?.Count ?? 0) > 0)150            {151                var builder = new PredicateArgsBuilder(ServiceLocator, context);152                var predications = new List<IPredication>();153                foreach (var caseXml in xml.Cases)154                {155                    if (caseXml.Predication is SinglePredicationXml)156                    {157                        var predicationXml = (caseXml.Predication) as SinglePredicationXml;158                        var args = builder.Execute(predicationXml.ColumnType, predicationXml.Predicate);159                        var predicate = new PredicateFactory().Instantiate(args);160                        var predicationFactory = new PredicationFactory();161                        predications.Add(predicationFactory.Instantiate(predicate, predicationXml.Operand));162                    }163                }164                return new CaseGroupByArgs(predications, context);165            }166            throw new ArgumentOutOfRangeException();167        }168        private Alter InstantiateConvert(ConvertXml convertXml)169        {170            var factory = new ConverterFactory();171            var converter = factory.Instantiate(convertXml.Converter.From, convertXml.Converter.To, convertXml.Converter.DefaultValue, convertXml.Converter.Culture);172            var engine = new ConverterEngine(convertXml.Column, converter);173            return engine.Execute;174        }175        private Alter InstantiateRename(RenamingXml renameXml)176        {177            var helper = new ScalarHelper(ServiceLocator, new Context(Variables));178            var newName = helper.InstantiateResolver<string>(renameXml.NewName);179            IMissingColumnStrategy strategy = new FailureMissingColumnStrategy();180            switch (renameXml.Missing.Behavior)181            {182                case alt.Renaming.MissingColumnBehavior.Skip:183                    strategy = new SkipAlterationStrategy();184                    break;185                default:186                    strategy = new FailureMissingColumnStrategy();187                    break;188            }189            var factory = new RenamingFactory();190            var renamer = factory.Instantiate(new NewNameRenamingArgs(renameXml.Identifier, newName, strategy));191            return renamer.Execute;192        }193        private Alter InstantiateMerging(MergeXml mergeXml, SettingsXml settingsXml)194        {195            var innerService = new ResultSetServiceBuilder();196            mergeXml.ResultSet.Settings = settingsXml;197            innerService.Setup(InstantiateResolver(mergeXml.ResultSet));198            innerService.Setup(InstantiateAlterations(mergeXml.ResultSet));199            var factory = new MergingFactory();200            IMergingArgs args;201            switch (mergeXml)202            {203                case UnionXml union: args = new UnionArgs(innerService.GetService(), union.ColumnIdentity); break;204                default: args = new CartesianProductArgs(innerService.GetService()); break;205            }206            var merger = factory.Instantiate(args);207            return merger.Execute;208        }209        private Alter InstantiateTransform(TransformXml transformXml)210        {211            var identifierFactory = new ColumnIdentifierFactory();212            var provider = new TransformationProvider(new ServiceLocator(), new Context(Variables));213            provider.Add(transformXml.Identifier, transformXml);214            return provider.Transform;215        }216        private Alter InstantiateSummarize(SummarizeXml summarizeXml)217        {218            var scalarHelper = new ScalarHelper(ServiceLocator, null);219            var factory = new SummarizationFactory();220            var aggregations = new List<ColumnAggregationArgs>()221                    {222                        new ColumnAggregationArgs(223                            (summarizeXml.Aggregation as ColumnAggregationXml)?.Identifier,224                            summarizeXml.Aggregation.Function,225                            summarizeXml.Aggregation.ColumnType,226                            summarizeXml.Aggregation.Parameters.Select(x => scalarHelper.InstantiateResolver(summarizeXml.Aggregation.ColumnType, x)).ToList()227                        )228                    };229            var groupBys = summarizeXml.GroupBy?.Columns?.Cast<IColumnDefinitionLight>() ?? new List<IColumnDefinitionLight>();230            var summarizer = factory.Instantiate(new SummarizeArgs(aggregations, groupBys));231            return summarizer.Execute;232        }233        private Alter InstantiateExtend(ExtendXml extendXml)234        {235            var factory = new ExtensionFactory(ServiceLocator, new Context(Variables));236            var extender = factory.Instantiate(new ExtendArgs237                (238                    extendXml.Identifier239                    , extendXml.Script?.Code ?? throw new ArgumentException("Script cannot be empty or null")240                    , extendXml.Script.Language241                ));242            return extender.Execute;243        }244        private Alter InstantiateUnstack(UnstackXml unstackXml)245        {246            var factory = new ReshapingFactory();247            var header = unstackXml.Header.Column.Identifier;248            var groupBys = unstackXml.GroupBy?.Columns?.Cast<IColumnDefinitionLight>() ?? new List<IColumnDefinitionLight>();249            var values = unstackXml.Header.EnforcedValues.Select(x => new ColumnNameIdentifier(x));250            var reshaper = factory.Instantiate(new UnstackArgs(header, groupBys, values));251            return reshaper.Execute;252        }253        private Alter InstantiateProject(ProjectXml projectXml)254        {255            var factory = new ProjectionFactory();256            var project = factory.Instantiate(new ProjectArgs(projectXml.Columns.Select(x => x.Identifier)));257            return project.Execute;258        }259        private Alter InstantiateProjectAway(ProjectAwayXml projectXml)260        {261            var factory = new ProjectionFactory();262            var project = factory.Instantiate(new ProjectAwayArgs(projectXml.Columns.Select(x => x.Identifier)));263            return project.Execute;264        }265        private Alter InstantiateDuplicate(DuplicateXml duplicateXml)266        {267            var context = new Context(Variables);268            //Predication269            var predicationFactory = new PredicationFactory();270            var predication = predicationFactory.True;271            if (duplicateXml.Predication != null)272            {273                var helper = new PredicateArgsBuilder(ServiceLocator, context);274                var predicateArgs = helper.Execute(duplicateXml.Predication.ColumnType, duplicateXml.Predication.Predicate);275                var predicateFactory = new PredicateFactory();276                var predicate = predicateFactory.Instantiate(predicateArgs);277                predication = predicationFactory.Instantiate(predicate, duplicateXml.Predication.Operand);278            }279            //Times280            var times = new ScalarHelper(ServiceLocator, context).InstantiateResolver<int>(duplicateXml.Times);281            //Outputs282            var outputs = new List<OutputArgs>();283            foreach (var outputXml in duplicateXml.Outputs)284                if (outputXml.Class == OutputClass.Script)285                    outputs.Add(new OutputScriptArgs(ServiceLocator, context, outputXml.Identifier, outputXml.Script.Language, outputXml.Script.Code));286            else if(outputXml.Class == OutputClass.Static)287                    outputs.Add(new OutputValueArgs(outputXml.Identifier, outputXml.Value));288                else289                    outputs.Add(new OutputArgs(outputXml.Identifier, outputXml.Class));290            //Duplicate291            var args = new DuplicateArgs(predication, times, outputs);292            var factory = new DuplicationFactory(ServiceLocator, context);293            var duplicate = factory.Instantiate(args);294            return duplicate.Execute;295        }296        private Alter InstantiateLookupReplace(LookupReplaceXml lookupReplaceXml, SettingsXml settingsXml)297        {298            var factory = new LookupFactory();299            var innerService = new ResultSetServiceBuilder();300            lookupReplaceXml.ResultSet.Settings = settingsXml;301            innerService.Setup(InstantiateResolver(lookupReplaceXml.ResultSet));302            innerService.Setup(InstantiateAlterations(lookupReplaceXml.ResultSet));303            IMissingStrategy strategy = new FailureMissingStrategy();304            switch (lookupReplaceXml.Missing.Behavior)305            {306                case alt.Lookup.Behavior.OriginalValue:307                    strategy = new OriginalValueMissingStrategy();308                    break;309                case alt.Lookup.Behavior.DefaultValue:310                    strategy = new DefaultValueMissingStrategy(lookupReplaceXml.Missing.DefaultValue);311                    break;312                case alt.Lookup.Behavior.DiscardRow:313                    strategy = new DiscardRowMissingStrategy();314                    break;315                default:316                    strategy = new FailureMissingStrategy();317                    break;318            }319            var lookup = factory.Instantiate(320                    new LookupReplaceArgs(321                        innerService.GetService(),322                        BuildMappings(lookupReplaceXml.Join).ElementAt(0),323                        lookupReplaceXml.Replacement.Identifier,324                        strategy325                ));326            return lookup.Execute;327        }328        private IEnumerable<ColumnMapping> BuildMappings(JoinXml joinXml)329        {330            var factory = new ColumnIdentifierFactory();331            return joinXml?.Mappings.Select(mapping => new ColumnMapping(332                        factory.Instantiate(mapping.Candidate)333                        , factory.Instantiate(mapping.Reference)334                        , mapping.Type))335                .Union(336                    joinXml?.Usings.Select(@using => new ColumnMapping(337                        factory.Instantiate(@using.Column)338                        , @using.Type)339                    ));340        }341    }342}...

TransformationProviderTest.cs

Source:TransformationProviderTest.cs

...15    [TestFixture]16    public class TransformationProviderTest17    {18        [Test]19        public void Transform_SimpleTranformation_CorrectHandlingOfColumnNames()20        {21            var resultSet = new NBi.Core.ResultSet.ResultSet();22            resultSet.Load("aaaa;10");23            resultSet.Columns[0].ColumnName = "MyCol0";24            resultSet.Columns[1].ColumnName = "MyCol1";25            var transformation = Mock.Of<ITransformationInfo>26                (27                    t => t.Language == LanguageType.CSharp28                    && t.OriginalType == ColumnType.Text29                    && t.Code == "value.Substring(0,1)"30                );31            var provider = new TransformationProvider(new ServiceLocator(), Context.None);32            provider.Add(new ColumnOrdinalIdentifier(0), transformation);33            provider.Transform(resultSet);34            Assert.That(resultSet.Columns[0].ColumnName, Is.EqualTo("MyCol0"));35            Assert.That(resultSet.Columns[1].ColumnName, Is.EqualTo("MyCol1"));36            Assert.That(resultSet.Columns.Count, Is.EqualTo(2));37        }38        [Test]39        public void Transform_SimpleTranformation_Correct()40        {41            var resultSet = new NBi.Core.ResultSet.ResultSet();42            resultSet.Load("aaaa;10");43            var transformation = Mock.Of<ITransformationInfo>44                (45                    t => t.Language == LanguageType.CSharp46                    && t.OriginalType == ColumnType.Text47                    && t.Code == "value.Substring(0,1)"48                );49            var provider = new TransformationProvider(new ServiceLocator(), Context.None);50            provider.Add(new ColumnOrdinalIdentifier(0), transformation);51            provider.Transform(resultSet);52            Assert.That(resultSet.Rows[0][0], Is.EqualTo("a"));53        }54        [Test]55        public void Transform_NativeTranformationTrim_Correct()56        {57            var resultSet = new NBi.Core.ResultSet.ResultSet();58            resultSet.Load(" aaaa  ;10");59            var transformation = Mock.Of<ITransformationInfo>60                (61                    t => t.Language == LanguageType.Native62                    && t.OriginalType == ColumnType.Text63                    && t.Code == "text-to-trim"64                );65            var provider = new TransformationProvider(new ServiceLocator(), Context.None);66            provider.Add(new ColumnOrdinalIdentifier(0), transformation);67            provider.Transform(resultSet);68            Assert.That(resultSet.Rows[0][0], Is.EqualTo("aaaa"));69        }70        [Test]71        public void Transform_NativeTranformationFirstCharWithContext_Correct()72        {73            var resultSet = new NBi.Core.ResultSet.ResultSet();74            resultSet.Load(new[] { new object[] { "123456789", 6 }, new object[] { "abcdefgh", 2 } });75            var transformation = Mock.Of<ITransformationInfo>76                (77                    t => t.Language == LanguageType.Native78                    && t.OriginalType == ColumnType.Text79                    && t.Code == "text-to-first-chars(#1)"80                );81            var provider = new TransformationProvider(new ServiceLocator(), Context.None);82            provider.Add(new ColumnOrdinalIdentifier(0), transformation);83            provider.Transform(resultSet);84            Assert.That(resultSet.Rows[0][0], Is.EqualTo("123456"));85            Assert.That(resultSet.Rows[1][0], Is.EqualTo("ab"));86        }87        [Test]88        public void Transform_NativeTranformationBlankToNull_Correct()89        {90            var resultSet = new NBi.Core.ResultSet.ResultSet();91            resultSet.Load("\t;10");92            var transformation = Mock.Of<ITransformationInfo>93                (94                    t => t.Language == LanguageType.Native95                    && t.OriginalType == ColumnType.Text96                    && t.Code == "blank-to-null"97                );98            var provider = new TransformationProvider(new ServiceLocator(), Context.None);99            provider.Add(new ColumnOrdinalIdentifier(0), transformation);100            provider.Transform(resultSet);101            Assert.That(resultSet.Rows[0][0], Is.EqualTo("(null)"));102        }103        [Test]104        public void Transform_NativeTranformationUnknown_Exception()105        {106            var resultSet = new NBi.Core.ResultSet.ResultSet();107            resultSet.Load("\t;10");108            var transformation = Mock.Of<ITransformationInfo>109                (110                    t => t.Language == LanguageType.Native111                    && t.OriginalType == ColumnType.Text112                    && t.Code == "unknown"113                );114            var provider = new TransformationProvider(new ServiceLocator(), null);115            Assert.Throws<NotImplementedTransformationException>(() => provider.Add(new ColumnOrdinalIdentifier(0), transformation));116        }117        [Test]118        public void Transform_TypeSwitch_Correct()119        {120            var resultSet = new NBi.Core.ResultSet.ResultSet();121            var obj = new object[] { new DateTime(2016,10,1) };122            resultSet.Load(Enumerable.Repeat(obj,1));123            var transformation = Mock.Of<ITransformationInfo>124                (125                    t => t.Language == LanguageType.CSharp126                    && t.OriginalType == ColumnType.DateTime127                    && t.Code == "value.Month + (value.Year-2000)*12"128                );129            var provider = new TransformationProvider(new ServiceLocator(), Context.None);130            provider.Add(new ColumnOrdinalIdentifier(0), transformation);131            provider.Transform(resultSet);132            Assert.That(resultSet.Rows[0][0], Is.EqualTo(202));133        }134    }135}...

EqualToXml.cs

Source:EqualToXml.cs

...91            }92        }9394        [XmlElement("column")]95        public List<NBi.Xml.Items.ResultSet.ColumnDefinitionXml> columnsDef;9697        public IList<IColumnDefinition> ColumnsDef98        {99            get100            {101                if (columnsDef == null)102                    columnsDef = new List<NBi.Xml.Items.ResultSet.ColumnDefinitionXml>();103                return columnsDef.Cast<IColumnDefinition>().ToList();104            }105        }106107        [XmlAttribute("persistance")]108        [DefaultValue(PersistanceChoice.Never)]109        public PersistanceChoice Persistance;110111        public ResultSetComparisonSettings GetSettings()112        {113            return new ResultSetComparisonSettings(KeysDef, ValuesDef, ToleranceFactory.BuildNumeric(Tolerance), ColumnsDef);114        }115116        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Security", "CA2100:Review SQL queries for security vulnerabilities")]117        public virtual IDbCommand GetCommand()118        {119            if (Query==null)120                return null;121122            var conn = new ConnectionFactory().Get(Query.GetConnectionString());123            var cmd = conn.CreateCommand();124            cmd.CommandText = Query.GetQuery();125            126127            return cmd;
...

Column

Using AI Code Generation

1Column col = new Column("MyColumn");2Column col = new Column("MyColumn");3Column col = new Column("MyColumn");4Column col = new Column("MyColumn");5Column col = new Column("MyColumn");6Column col = new Column("MyColumn");7Column col = new Column("MyColumn");8Column col = new Column("MyColumn");9Column col = new Column("MyColumn");10Column col = new Column("MyColumn");11Column col = new Column("MyColumn");12Column col = new Column("MyColumn");13Column col = new Column("MyColumn");14Column col = new Column("MyColumn");15Column col = new Column("MyColumn");16Column col = new Column("MyColumn");17Column col = new Column("MyColumn");

Column

Using AI Code Generation

1using NBi.Core.ResultSet;2using NBi.Core;3using NUnit.Framework;4using NBi.NUnit;5{6    public void MyTestMethod()7    {8        var column = new Column("Name", "John");9        var service = new ResultSetService();10        var resultSet = service.Execute("SELECT Name FROM MyTable");11        var filter = new ResultSetFilter();12        filter.Add(column);13        var filteredResultSet = filter.ApplyTo(resultSet);14    }15}

Column

Using AI Code Generation

1Column column = new Column("col1", new ColumnType(DbType.Int32), new ColumnRole(ColumnRole.Key));2ColumnFactory factory = new ColumnFactory();3Column column = factory.Build("col1", new ColumnType(DbType.Int32), new ColumnRole(ColumnRole.Key));4Column column = new ColumnFactory().Build("col1", new ColumnType(DbType.Int32), new ColumnRole(ColumnRole.Key));5ResultSet resultSet = new ResultSet();6resultSet.Query = new InlineQuery("SELECT * FROM myTable;");7resultSet.Settings = new ResultSetComparisonSettings();

Column

Using AI Code Generation

1var column = new Column("MyColumn", new ColumnType(DbType.String));2var columns = new ColumnCollection();3columns.Add(column);4var builder = new ResultSetBuilder(columns);5var builder = new ResultSetBuilder(ColumnFactory.AllText());6var builder = ResultSetService.GetBuilder(ColumnFactory.AllText());7var builder = ResultSetService.GetBuilder(ColumnFactory.AllText());8    .AddRow()9    .AddCell("Hello")10    .AddCell("World")11    .AddRow()12    .AddCell("Hello")13    .AddCell("World");14var builder = ResultSetService.GetBuilder(ColumnFactory.AllText());15    .AddRow()16    .AddCell("Hello")17    .AddCell("World")18    .AddRow()19    .AddCell("Hello")20    .AddCell("World");21var rs = builder.GetResultset();22var builder = ResultSetService.GetBuilder(ColumnFactory.AllText());23    .AddRow()24    .AddCell("Hello")25    .AddCell("World")26    .AddRow()27    .AddCell("Hello")28    .AddCell("World");29var rs = builder.GetResultset();30var xml = rs.SaveXml();31var builder = ResultSetService.GetBuilder(ColumnFactory.AllText());32    .AddRow()33    .AddCell("Hello")34    .AddCell("World")35    .AddRow()36    .AddCell("Hello")37    .AddCell("World");38var rs = builder.GetResultset();39var xml = rs.SaveXml();40var rs2 = ResultSet.LoadXml(xml);41var builder = ResultSetService.GetBuilder(ColumnFactory.AllText());42    .AddRow()43    .AddCell("Hello")44    .AddCell("World")45    .AddRow()

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