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How to use LookupReplaceEngine class of NBi.Core.ResultSet.Alteration.Lookup package

Best NBi code snippet using NBi.Core.ResultSet.Alteration.Lookup.LookupReplaceEngine

LookupReplaceEngineTest.cs

Source:LookupReplaceEngineTest.cs

...13using System.Text;14using System.Threading.Tasks;15namespace NBi.Testing.Core.ResultSet.Alteration.Lookup16{17    public class LookupReplaceEngineTest18    {19        [Test]20        public void Execute_AllLookupFound_CorrectReplacement()21        {22            var candidate = new ObjectsResultSetResolver(23                new ObjectsResultSetResolverArgs(24                    new[] {25                        new object[] { 1, "A", 100 },26                        new object[] { 2, "B", 101 },27                        new object[] { 3, "A", 125 },28                        new object[] { 4, "B", 155 }29                    }30                )).Execute();31            var reference = new ResultSetService(32                new ObjectsResultSetResolver(33                    new ObjectsResultSetResolverArgs(34                        new[] {35                            new object[] { "A", "alpha" },36                            new object[] { "B", "beta" },37                        }38                )).Execute, null);39            var engine = new LookupReplaceEngine(40                    new LookupReplaceArgs( 41                        reference, 42                        new ColumnMapping(new ColumnOrdinalIdentifier(1), new ColumnOrdinalIdentifier(0), ColumnType.Text),43                        new ColumnOrdinalIdentifier(1)44                ));45            var result = engine.Execute(candidate);46            Assert.That(result.Columns.Count, Is.EqualTo(3));47            Assert.That(result.Rows.Count, Is.EqualTo(4));48            Assert.That(result.Rows.Cast<DataRow>().Select(x => x[1]).Distinct(), Does.Contain("alpha"));49            Assert.That(result.Rows.Cast<DataRow>().Select(x => x[1]).Distinct(), Does.Contain("beta"));50            Assert.That(result.Rows.Cast<DataRow>().Select(x => x[1] as string).Where(x => x != "alpha" && x != "beta"), Is.Empty); 51        }52        [Test]53        public void Execute_AllLookupFoundSwitchingFromTextToNumeric_CorrectReplacement()54        {55            var candidate = new ObjectsResultSetResolver(56                new ObjectsResultSetResolverArgs(57                    new[] {58                        new object[] { 1, "A", 100 },59                        new object[] { 2, "B", 101 },60                        new object[] { 3, "A", 125 },61                        new object[] { 4, "B", 155 }62                    }63                )).Execute();64            var reference = new ResultSetService(65                new ObjectsResultSetResolver(66                    new ObjectsResultSetResolverArgs(67                        new[] {68                            new object[] { "A", 10.2 },69                            new object[] { "B", 21.1 },70                        }71                )).Execute, null);72            var engine = new LookupReplaceEngine(73                    new LookupReplaceArgs(74                        reference,75                        new ColumnMapping(new ColumnOrdinalIdentifier(1), new ColumnOrdinalIdentifier(0), ColumnType.Text),76                        new ColumnOrdinalIdentifier(1)77                ));78            var result = engine.Execute(candidate);79            Assert.That(result.Columns.Count, Is.EqualTo(3));80            Assert.That(result.Rows.Count, Is.EqualTo(4));81            Assert.That(result.Rows.Cast<DataRow>().Select(x => x[1]).Distinct(), Does.Contain(10.2));82            Assert.That(result.Rows.Cast<DataRow>().Select(x => x[1]).Distinct(), Does.Contain(21.1));83            Assert.That(result.Rows.Cast<DataRow>().Select(x => Convert.ToDecimal(x[1])).Where(x => x != 10.2m && x != 21.1m), Is.Empty);84        }85        [Test]86        public void ExecuteWithFailureStretegy_OneLookupMissing_ExceptionThrown()87        {88            var candidate = new ObjectsResultSetResolver(89                new ObjectsResultSetResolverArgs(90                    new[] {91                        new object[] { 1, "A", 100 },92                        new object[] { 2, "B", 101 },93                        new object[] { 3, "A", 125 },94                        new object[] { 4, "C", 155 }95                    }96                )).Execute();97            var reference = new ResultSetService(98                new ObjectsResultSetResolver(99                    new ObjectsResultSetResolverArgs(100                        new[] {101                            new object[] { "A", "alpha" },102                            new object[] { "B", "beta" },103                        }104                )).Execute, null);105            var engine = new LookupReplaceEngine(106                    new LookupReplaceArgs(107                        reference,108                        new ColumnMapping(new ColumnOrdinalIdentifier(1), new ColumnOrdinalIdentifier(0), ColumnType.Text),109                        new ColumnOrdinalIdentifier(1),110                        new FailureMissingStrategy()111                ));112            var ex = Assert.Throws<NBiException>(() => engine.Execute(candidate));113            Assert.That(ex.Message, Does.Contain("'C'"));114        }115        [Test]116        public void ExecuteWithDefaultValueStrategy_OneLookupMissing_DefaultValueApplied()117        {118            var candidate = new ObjectsResultSetResolver(119                new ObjectsResultSetResolverArgs(120                    new[] {121                        new object[] { 1, "A", 100 },122                        new object[] { 2, "B", 101 },123                        new object[] { 3, "A", 125 },124                        new object[] { 4, "C", 155 }125                    }126                )).Execute();127            var reference = new ResultSetService(128                new ObjectsResultSetResolver(129                    new ObjectsResultSetResolverArgs(130                        new[] {131                            new object[] { "A", "alpha" },132                            new object[] { "B", "beta" },133                        }134                )).Execute, null);135            var engine = new LookupReplaceEngine(136                    new LookupReplaceArgs(137                        reference,138                        new ColumnMapping(new ColumnOrdinalIdentifier(1), new ColumnOrdinalIdentifier(0), ColumnType.Text),139                        new ColumnOrdinalIdentifier(1),140                        new DefaultValueMissingStrategy("omega")141                ));142            var result = engine.Execute(candidate);143            Assert.That(result.Rows.Count, Is.EqualTo(4));144            Assert.That(result.Rows.Cast<DataRow>().Select(x => x[1]).Distinct(), Does.Contain("alpha"));145            Assert.That(result.Rows.Cast<DataRow>().Select(x => x[1]).Distinct(), Does.Contain("beta"));146            var otherValues = result.Rows.Cast<DataRow>().Select(x => x[1] as string).Where(x => x != "alpha" && x != "beta");147            Assert.That(otherValues, Is.Not.Empty);148            Assert.That(otherValues, Does.Contain("omega"));149        }150        [Test]151        public void ExecuteWithOriginalValueStrategy_OneLookupMissing_OriginalValueApplied()152        {153            var candidate = new ObjectsResultSetResolver(154                new ObjectsResultSetResolverArgs(155                    new[] {156                        new object[] { 1, "A", 100 },157                        new object[] { 2, "B", 101 },158                        new object[] { 3, "A", 125 },159                        new object[] { 4, "C", 155 }160                    }161                )).Execute();162            var reference = new ResultSetService(163                new ObjectsResultSetResolver(164                    new ObjectsResultSetResolverArgs(165                        new[] {166                            new object[] { "A", "alpha" },167                            new object[] { "B", "beta" },168                        }169                )).Execute, null);170            var engine = new LookupReplaceEngine(171                    new LookupReplaceArgs(172                        reference,173                        new ColumnMapping(new ColumnOrdinalIdentifier(1), new ColumnOrdinalIdentifier(0), ColumnType.Text),174                        new ColumnOrdinalIdentifier(1),175                        new OriginalValueMissingStrategy()176                ));177            var result = engine.Execute(candidate);178            Assert.That(result.Rows.Count, Is.EqualTo(4));179            Assert.That(result.Rows.Cast<DataRow>().Select(x => x[1]).Distinct(), Does.Contain("alpha"));180            Assert.That(result.Rows.Cast<DataRow>().Select(x => x[1]).Distinct(), Does.Contain("beta"));181            var otherValues = result.Rows.Cast<DataRow>().Select(x => x[1] as string).Where(x => x != "alpha" && x != "beta");182            Assert.That(otherValues, Is.Not.Empty);183            Assert.That(otherValues, Does.Contain("C"));184        }185        [Test]186        public void ExecuteWithDiscardRowStrategy_OneLookupMissing_LessRowsReturned()187        {188            var candidate = new ObjectsResultSetResolver(189                new ObjectsResultSetResolverArgs(190                    new[] {191                        new object[] { 1, "A", 100 },192                        new object[] { 2, "B", 101 },193                        new object[] { 3, "A", 125 },194                        new object[] { 4, "C", 155 }195                    }196                )).Execute();197            var reference = new ResultSetService(198                new ObjectsResultSetResolver(199                    new ObjectsResultSetResolverArgs(200                        new[] {201                            new object[] { "A", "alpha" },202                            new object[] { "B", "beta" },203                        }204                )).Execute, null);205            var engine = new LookupReplaceEngine(206                    new LookupReplaceArgs(207                        reference,208                        new ColumnMapping(new ColumnOrdinalIdentifier(1), new ColumnOrdinalIdentifier(0), ColumnType.Text),209                        new ColumnOrdinalIdentifier(1),210                        new DiscardRowMissingStrategy()211                ));212            var result = engine.Execute(candidate);213            Assert.That(result.Rows.Count, Is.EqualTo(3));214            Assert.That(result.Rows.Cast<DataRow>().Select(x => x[1]).Distinct(), Does.Contain("alpha"));215            Assert.That(result.Rows.Cast<DataRow>().Select(x => x[1]).Distinct(), Does.Contain("beta"));216            var otherValues = result.Rows.Cast<DataRow>().Select(x => x[1] as string).Where(x => x != "alpha" && x != "beta");217            Assert.That(otherValues, Is.Empty);218        }219    }...

LookupReplaceEngine.cs

Source:LookupReplaceEngine.cs

...9using System.Text;10using System.Threading.Tasks;11namespace NBi.Core.ResultSet.Alteration.Lookup12{13    class LookupReplaceEngine : ILookupEngine14    {15        private LookupReplaceArgs Args { get; }16        public LookupReplaceEngine(LookupReplaceArgs args)17            => (Args) = (args);18        public IResultSet Execute(IResultSet candidate)19        {20            var reference = Args.Reference.Execute();21            var stopWatch = new Stopwatch();22            stopWatch.Start();23            var referenceKeyRetriever = BuildColumnsRetriever(Args.Mapping, x => x.ReferenceColumn);24            var referenceValueRetriever = BuildColumnsRetriever(new ColumnMapping(Args.Replacement, ColumnType.Untyped), x => x.ReferenceColumn);25            var index = BuildReferenceIndex(reference.Table, referenceKeyRetriever, referenceValueRetriever);26            Trace.WriteLineIf(Extensibility.NBiTraceSwitch.TraceInfo, $"Built the index for reference table containing {index.Count()} rows [{stopWatch.Elapsed:d'.'hh':'mm':'ss'.'fff'ms'}]");27            stopWatch.Restart();28            var candidateKeyBuilder = BuildColumnsRetriever(Args.Mapping, x => x.CandidateColumn);29            var originalColumn = candidate.Table.GetColumn(Args.Mapping.CandidateColumn);30            var newColumn = candidate.Table.Columns.Add($"tmp_{originalColumn.ColumnName}", typeof(object));...

LookupFactory.cs

Source:LookupFactory.cs

...10        public ILookupEngine Instantiate(ILookupArgs args)11        {12            switch(args)13            {14                case LookupReplaceArgs x: return new LookupReplaceEngine(x);15                default: throw new ArgumentException();16            }17        }18    }19}...

LookupReplaceEngine

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using NBi.Core.ResultSet;7using NBi.Core.ResultSet.Alteration.Lookup;8using NBi.Core.ResultSet.Resolver;9using NBi.Core.Calculation;10using NBi.Core.Calculation.Predicate;11{12    {13        public LookupReplaceEngineTest()14        {15            var lookup = new ResultSet();16            lookup.Load(NBi.Core.ResultSet.Serialization.ResultSetFlatFileSerializer.Deserialize("C:\\Users\\julien\\Desktop\\lookup.csv"));17            var lookupResolver = new ResultSetResolver(lookup);18            var lookupEngine = new LookupReplaceEngine(lookupResolver);19            var rs = new ResultSet();20            rs.Load(NBi.Core.ResultSet.Serialization.ResultSetFlatFileSerializer.Deserialize("C:\\Users\\julien\\Desktop\\rs.csv"));21            rs.Columns[0].Type = ColumnType.Numeric;22            rs.Columns[1].Type = ColumnType.Text;23            var rsResolver = new ResultSetResolver(rs);24            lookupEngine.Execute(rsResolver);25        }26    }27}28using System;29using System.Collections.Generic;30using System.Linq;31using System.Text;32using System.Threading.Tasks;33using NBi.Core.ResultSet;34using NBi.Core.ResultSet.Alteration.Lookup;35using NBi.Core.ResultSet.Resolver;36using NBi.Core.Calculation;37using NBi.Core.Calculation.Predicate;38{39    {40        public LookupReplaceEngineTest()41        {42            var lookup = new ResultSet();43            lookup.Columns.Add(new Column("Id", ColumnType.Numeric));44            lookup.Columns.Add(new Column("Name", ColumnType.Text));45            lookup.Rows.Add(new Row(new object[] { 1, "John" }));46            lookup.Rows.Add(new Row(new object[] { 2, "Paul" }));47            lookup.Rows.Add(new Row(new object[] { 3, "George" }));48            lookup.Rows.Add(new Row(new object[] { 4, "Ringo" }));49            var lookupResolver = new ResultSetResolver(lookup);50            var lookupEngine = new LookupReplaceEngine(lookupResolver);51            var rs = new ResultSet();52            rs.Columns.Add(new Column("Id

LookupReplaceEngine

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using NBi.Core.ResultSet.Alteration.Lookup;7using NBi.Core.ResultSet;8using NBi.Core.ResultSet.Resolver;9using NBi.Core.ResultSet.Resolver.File;10{11    {12        static void Main(string[] args)13        {14            var lookupTable = new ResultSet();15            var lookupRows = new List<object[]>();16            lookupRows.Add(new object[] { "1", "A" });17            lookupRows.Add(new object[] { "2", "B" });18            lookupRows.Add(new object[] { "3", "C" });19            lookupTable.Rows = lookupRows;20            var lookupEngine = new LookupReplaceEngine(lookupTable);21            var lookupTableResolver = new FileResultSetResolver(@"C:\Users\Public\Documents\NBi\LookupTable.csv");22            var lookupEngine2 = new LookupReplaceEngine(lookupTableResolver);23            var resultSet = new ResultSet();24            var resultSetRows = new List<object[]>();25            resultSetRows.Add(new object[] { "1", "A" });26            resultSetRows.Add(new object[] { "2", "B" });27            resultSetRows.Add(new object[] { "3", "C" });28            resultSet.Rows = resultSetRows;29            var resultSetResolver = new FileResultSetResolver(@"C:\Users\Public\Documents\NBi\ResultSet.csv");30            var resultSetEngine = new ResultSetEngine(resultSetResolver);31            var resultSetEngine2 = new ResultSetEngine(resultSet);32            var lookupResultSet = lookupEngine.Execute(resultSet);33            var lookupResultSet2 = lookupEngine2.Execute(resultSetEngine);34            var lookupResultSetResolver = new FileResultSetResolver(@"C:\Users\Public\Documents\NBi\LookupResultSet.csv");35            var lookupResultSetEngine = new ResultSetEngine(lookupResultSetResolver);36            var lookupResultSetEngine2 = new ResultSetEngine(lookupResultSet);37            var lookupResultSetEngine3 = new ResultSetEngine(lookupResultSet2);

LookupReplaceEngine

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using NBi.Core.ResultSet.Alteration.Lookup;7{8    {9        public void Execute(DataTable table, DataTable lookupTable, string lookupColumn, string resultColumn)10        {11            var lookup = new LookupReplace(table, lookupTable, lookupColumn, resultColumn);12            lookup.Execute();13        }14    }15}16using System;17using System.Collections.Generic;18using System.Linq;19using System.Text;20using System.Threading.Tasks;21using NBi.Core.ResultSet.Alteration.Lookup;22{23    {24        public void Execute(DataTable table, DataTable lookupTable, string lookupColumn, string resultColumn)25        {26            var lookup = new LookupReplace(table, lookupTable, lookupColumn, resultColumn);27            lookup.Execute();28        }29    }30}31using System;32using System.Collections.Generic;33using System.Linq;34using System.Text;35using System.Threading.Tasks;36using NBi.Core.ResultSet.Alteration.Lookup;37{38    {39        public void Execute(DataTable table, DataTable lookupTable, string lookupColumn, string resultColumn)40        {41            var lookup = new LookupReplace(table, lookupTable, lookupColumn, resultColumn);42            lookup.Execute();43        }44    }45}46using System;47using System.Collections.Generic;48using System.Linq;49using System.Text;50using System.Threading.Tasks;51using NBi.Core.ResultSet.Alteration.Lookup;52{53    {54        public void Execute(DataTable table, DataTable lookupTable, string lookupColumn, string resultColumn)55        {56            var lookup = new LookupReplace(table, lookupTable, lookupColumn, resultColumn);57            lookup.Execute();58        }59    }60}61using System;

LookupReplaceEngine

Using AI Code Generation

1var lookupReplaceEngine = new LookupReplaceEngine();2var result = lookupReplaceEngine.Execute(3    new LookupReplaceArgs()4    {5        ResultSet = new ResultSet()6        {7            Columns = new List<IColumnDefinition>()8            {9                new ColumnDefinition("Column1", typeof(string)),10                new ColumnDefinition("Column2", typeof(string)),11            },12            Rows = new List<IRow>()13            {14                new Row(new List<object>() { "1", "2" }),15                new Row(new List<object>() { "3", "4" }),16            }17        },18        Lookup = new ResultSet()19        {20            Columns = new List<IColumnDefinition>()21            {22                new ColumnDefinition("Column1", typeof(string)),23                new ColumnDefinition("Column2", typeof(string)),24            },25            Rows = new List<IRow>()26            {27                new Row(new List<object>() { "1", "a" }),28                new Row(new List<object>() { "3", "b" }),29            }30        },31        LookupColumns = new List<string>() { "Column1" },32        ReplaceColumns = new List<string>() { "Column2" },33    });34foreach (var row in result.Rows)35    Console.WriteLine($"{row[0]} - {row[1]}");

LookupReplaceEngine

Using AI Code Generation

1var engine = new LookupReplaceEngine();2var result = engine.Execute(resultset, lookup);3var engine = new ReplaceEngine();4var result = engine.Execute(resultset, lookup);5var lookup = new ResultSet();6lookup.Columns.Add(new Column("col1", new List<object> { "a", "b", "c" }));7lookup.Columns.Add(new Column("col2", new List<object> { "a", "b", "c" }));8var resultset = new ResultSet();9resultset.Columns.Add(new Column("col1", new List<object>

LookupReplaceEngine

Using AI Code Generation

1var engine = new LookupReplaceEngine();2engine.Execute(rs, new[] { new LookupReplaceArgs("Column1", "Column2", "Column3") });3var engine = new LookupReplaceEngine();4engine.Execute(rs, new[] { new LookupReplaceArgs("Column1", "Column2", "Column3") });5var engine = new LookupReplaceEngine();6engine.Execute(rs, new[] { new LookupReplaceArgs("Column1", "Column2", "Column3") });7var engine = new LookupReplaceEngine();8engine.Execute(rs, new[] { new LookupReplaceArgs("Column1", "Column2", "Column3") });9var engine = new LookupReplaceEngine();10engine.Execute(rs, new[] { new LookupReplaceArgs("Column1", "Column2", "Column3") });11var engine = new LookupReplaceEngine();12engine.Execute(rs, new[] { new LookupReplaceArgs("Column1", "Column2", "Column3") });13var engine = new LookupReplaceEngine();14engine.Execute(rs, new[] { new LookupReplaceArgs("Column1", "Column2", "Column3") });15var engine = new LookupReplaceEngine();16engine.Execute(rs, new[] { new LookupReplaceArgs("Column1", "Column2", "Column3") });17var engine = new LookupReplaceEngine();18engine.Execute(rs, new[] { new LookupReplaceArgs("Column1", "Column2", "Column3") });

LookupReplaceEngine

Using AI Code Generation

1Assembly assembly = Assembly.Load("NBi.Core");2Type type = assembly.GetType("NBi.Core.ResultSet.Alteration.Lookup.LookupReplaceEngine");3object obj = Activator.CreateInstance(type);4MethodInfo method = type.GetMethod("Execute");5method.Invoke(obj, null);6Assembly assembly = Assembly.Load("NBi.Core");7Type type = assembly.GetType("NBi.Core.ResultSet.Alteration.Lookup.LookupReplaceEngine");8object obj = Activator.CreateInstance(type);9MethodInfo method = type.GetMethod("Execute");10method.Invoke(obj, null);11Assembly assembly = Assembly.Load("NBi.Core");12Type type = assembly.GetType("NBi.Core.ResultSet.Alteration.Lookup.LookupReplaceEngine");13object obj = Activator.CreateInstance(type);14MethodInfo method = type.GetMethod("Execute");15method.Invoke(obj, null);

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