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How to use DropStrategy method of NBi.Core.Sequence.Transformation.Aggregation.Strategy.DropStrategy class

Best NBi code snippet using NBi.Core.Sequence.Transformation.Aggregation.Strategy.DropStrategy.DropStrategy

DropStrategyTest.cs

Source:DropStrategyTest.cs

...7using System.Text;8using System.Threading.Tasks;9namespace NBi.Testing.Unit.Core.Sequence.Transformation.Strategy10{11    public class DropStrategyTest12    {13        [Test]14        public void Execute_NothingToDrop_NothingDropped()15        {16            var list = new List<object>() { 1, 3, 5 };17            var strategy = new DropStrategy(ColumnType.Numeric);18            Assert.That(strategy.Execute(list).Count, Is.EqualTo(3));19        }20        [Test]21        public void Execute_NothingToDropEvenIfText_NothingDropped()22        {23            var list = new List<object>() { "1", "3", "5" };24            var strategy = new DropStrategy(ColumnType.Numeric);25            Assert.That(strategy.Execute(list).Count, Is.EqualTo(3));26        }27        [Test]28        public void Execute_NothingToDrop_SameValues()29        {30            var list = new List<object>() { 1, 3, 5 };31            var strategy = new DropStrategy(ColumnType.Numeric);32            Assert.That(strategy.Execute(list), Has.Member(1));33            Assert.That(strategy.Execute(list), Has.Member(3));34            Assert.That(strategy.Execute(list), Has.Member(5));35        }36        [Test]37        public void Execute_Blank_BlankDropped()38        {39            var list = new List<object>() { 1, "(blank)", 3, 5 };40            var strategy = new DropStrategy(ColumnType.Numeric);41            Assert.That(strategy.Execute(list).Count, Is.EqualTo(3));42            Assert.That(strategy.Execute(list), Has.Member(1));43            Assert.That(strategy.Execute(list), Has.Member(3));44            Assert.That(strategy.Execute(list), Has.Member(5));45        }46        [Test]47        public void Execute_Null_NullDropped()48        {49            var list = new List<object>() { 1, 3, 5, null };50            var strategy = new DropStrategy(ColumnType.Numeric);51            Assert.That(strategy.Execute(list).Count, Is.EqualTo(3));52            Assert.That(strategy.Execute(list), Has.Member(1));53            Assert.That(strategy.Execute(list), Has.Member(3));54            Assert.That(strategy.Execute(list), Has.Member(5));55        }56        [Test]57        public void Execute_NumericForText_NullDroppedButNumericHeld()58        {59            var list = new List<object>() { "foo", "bar", 1, null };60            var strategy = new DropStrategy(ColumnType.Text);61            Assert.That(strategy.Execute(list).Count, Is.EqualTo(3));62            Assert.That(strategy.Execute(list), Has.Member("foo"));63            Assert.That(strategy.Execute(list), Has.Member("bar"));64            Assert.That(strategy.Execute(list), Has.Member("1"));65        }66    }67}

AggregationFactory.cs

Source:AggregationFactory.cs

...13    public class AggregationFactory14    {15        public Aggregation Instantiate(ColumnType columnType, AggregationFunctionType function, IScalarResolver[] parameters, IAggregationStrategy[] strategies)16        {17            var missingValue = (IMissingValueStrategy)(strategies.SingleOrDefault(x => x is IMissingValueStrategy) ?? new DropStrategy(columnType));18            var emptySeries = (IEmptySeriesStrategy)(strategies.SingleOrDefault(x => x is IEmptySeriesStrategy) ?? new ReturnDefaultStrategy(columnType));19            var @namespace = $"{this.GetType().Namespace}.Function.";20            var typeName = $"{Enum.GetName(typeof(AggregationFunctionType), function)}{Enum.GetName(typeof(ColumnType), columnType)}";21            var type = GetType().Assembly.GetType($"{@namespace}{typeName}", false, true) ?? throw new ArgumentException($"No aggregation named '{typeName}' has been found in the namespace '{@namespace}'.");22            if ((parameters?.Count() ?? 0) == 0)23                return new Aggregation((IAggregationFunction)(type.GetConstructor(Type.EmptyTypes).Invoke(Array.Empty<object>())), missingValue, emptySeries);24            else25            {26                var ctor = type.GetConstructors().Where(x => x.IsPublic && (x.GetParameters().Count() == parameters.Count())).FirstOrDefault()27                    ?? throw new ArgumentException($"No public constructor for the aggregation '{function}' expecting {parameters.Count()} parameters.");28                return new Aggregation((IAggregationFunction)ctor.Invoke(parameters), missingValue, emptySeries);29            }30        }31        public Aggregation Instantiate(AggregationArgs args)...

DropStrategy.cs

Source:DropStrategy.cs

...6using System.Text;7using System.Threading.Tasks;8namespace NBi.Core.Sequence.Transformation.Aggregation.Strategy9{10    public class DropStrategy : IMissingValueStrategy11    {12        private ColumnType ColumnType { get; }13        public DropStrategy(ColumnType columnType)14            => ColumnType = columnType;15        public IEnumerable<object> Execute(IEnumerable<object> values)16        {17            var caster = new CasterFactory().Instantiate(ColumnType);18            return values.Where(x => caster.IsValid(x) && x!=null).Select(x => caster.Execute(x)).Cast<object>();19        }20    }21}...

DropStrategy

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using NBi.Core.Sequence.Transformation.Aggregation.Strategy;7{8    {9        public static void Main()10        {11            var values = new List<object> { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };12            var strategy = new DropStrategy(2, 2);13            var result = strategy.Execute(values);14        }15    }16}17using System;18using System.Collections.Generic;19using System.Linq;20using System.Text;21using System.Threading.Tasks;22using NBi.Core.Sequence.Transformation.Aggregation.Strategy;23{24    {25        public static void Main()26        {27            var values = new List<object> { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };28            var strategy = new FirstStrategy();29            var result = strategy.Execute(values);30        }31    }32}33using System;34using System.Collections.Generic;35using System.Linq;36using System.Text;37using System.Threading.Tasks;38using NBi.Core.Sequence.Transformation.Aggregation.Strategy;39{40    {41        public static void Main()42        {43            var values = new List<object> { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };44            var strategy = new LastStrategy();45            var result = strategy.Execute(values);46        }47    }48}49using System;50using System.Collections.Generic;51using System.Linq;52using System.Text;53using System.Threading.Tasks;54using NBi.Core.Sequence.Transformation.Aggregation.Strategy;55{

DropStrategy

Using AI Code Generation

1using NBi.Core.Sequence.Transformation.Aggregation.Strategy;2using NBi.Core.Sequence.Transformation.Aggregation.Strategy.DropStrategy;3using NBi.Core.Sequence.Transformation.Aggregation.Strategy.DropStrategy;4using System;5using System.Collections.Generic;6using System.Linq;7using System.Text;8using System.Threading.Tasks;9using System.Data;10using System.Collections.Generic;11{12    {13        public int Index { get; set; }14        public DropStrategy(int index)15        {16            Index = index;17        }18        public object Execute(IEnumerable<object> x)19        {20            var list = x.ToList();21            list.RemoveAt(Index);22            return list;23        }24    }25}26using NBi.Core.Sequence.Transformation.Aggregation.Strategy;27using NBi.Core.Sequence.Transformation.Aggregation.Strategy.DropStrategy;28using NBi.Core.Sequence.Transformation.Aggregation.Strategy.DropStrategy;29using System;30using System.Collections.Generic;31using System.Linq;32using System.Text;33using System.Threading.Tasks;34using System.Data;35using System.Collections.Generic;36{37    {38        public int Index { get; set; }39        public DropStrategy(int index)40        {41            Index = index;42        }43        public object Execute(IEnumerable<object> x)44        {45            var list = x.ToList();46            list.RemoveAt(Index);47            return list;48        }49    }50}51using NBi.Core.Sequence.Transformation.Aggregation.Strategy;52using NBi.Core.Sequence.Transformation.Aggregation.Strategy.DropStrategy;53using NBi.Core.Sequence.Transformation.Aggregation.Strategy.DropStrategy;54using System;55using System.Collections.Generic;56using System.Linq;57using System.Text;58using System.Threading.Tasks;

DropStrategy

Using AI Code Generation

1using System;2using System.Data;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7using NBi.Core.Sequence.Transformation.Aggregation.Strategy;8{9    {10        static void Main(string[] args)11        {12            DataTable dt = new DataTable();13            dt.Columns.Add("col1", typeof(int));14            dt.Columns.Add("col2", typeof(int));15            dt.Columns.Add("col3", typeof(int));16            dt.Rows.Add(1, 2, 3);17            dt.Rows.Add(4, 5, 6);18            dt.Rows.Add(7, 8, 9);19            DropStrategy dropStrategy = new DropStrategy();20            var result = dropStrategy.Execute(dt, new[] { 1, 3 });21            Console.WriteLine("col1" + "\t" + "col2");22            foreach (DataRow row in result.Rows)23            {24                Console.WriteLine(row[0] + "\t" + row[1]);25            }26            Console.ReadLine();27        }28    }29}

DropStrategy

Using AI Code Generation

1using NBi.Core.Sequence.Transformation.Aggregation.Strategy;2var strategy = new DropStrategy();3var result = strategy.Execute(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);4using NBi.Core.Sequence.Transformation.Aggregation.Strategy;5var strategy = new DropStrategy();6var result = strategy.Execute(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);7using NBi.Core.Sequence.Transformation.Aggregation.Strategy;8var strategy = new DropStrategy();9var result = strategy.Execute(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);10using NBi.Core.Sequence.Transformation.Aggregation.Strategy;11var strategy = new DropStrategy();12var result = strategy.Execute(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);13using NBi.Core.Sequence.Transformation.Aggregation.Strategy;14var strategy = new DropStrategy();15var result = strategy.Execute(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);16using NBi.Core.Sequence.Transformation.Aggregation.Strategy;17var strategy = new DropStrategy();18var result = strategy.Execute(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);

DropStrategy

Using AI Code Generation

1var dropStrategy = new DropStrategy(2);2var result = dropStrategy.Transform(new[] { 1, 2, 3, 4, 5 });3var firstStrategy = new FirstStrategy();4var result = firstStrategy.Transform(new[] { 1, 2, 3, 4, 5 });5var lastStrategy = new LastStrategy();6var result = lastStrategy.Transform(new[] { 1, 2, 3, 4, 5 });7var maxStrategy = new MaxStrategy();8var result = maxStrategy.Transform(new[] { 1, 2, 3, 4, 5 });9var meanStrategy = new MeanStrategy();10var result = meanStrategy.Transform(new[] { 1, 2, 3, 4, 5 });11var medianStrategy = new MedianStrategy();12var result = medianStrategy.Transform(new[] { 1, 2, 3, 4, 5 });13var minStrategy = new MinStrategy();14var result = minStrategy.Transform(new[] { 1, 2, 3, 4, 5 });15var modeStrategy = new ModeStrategy();16var result = modeStrategy.Transform(new[] { 1, 2, 3, 4, 5 });

DropStrategy

Using AI Code Generation

1var dropStrategy = new DropStrategy();2var newSequence = dropStrategy.Drop(mySequence, 2);3var dropStrategy = new DropStrategy();4var newSequence = dropStrategy.Drop(mySequence, 2);5var dropStrategy = new DropStrategy();6var newSequence = dropStrategy.Drop(mySequence, 2);7var dropStrategy = new DropStrategy();8var newSequence = dropStrategy.Drop(mySequence, 2);9var dropStrategy = new DropStrategy();10var newSequence = dropStrategy.Drop(mySequence, 2);11var dropStrategy = new DropStrategy();12var newSequence = dropStrategy.Drop(mySequence, 2);13var dropStrategy = new DropStrategy();14var newSequence = dropStrategy.Drop(mySequence, 2);15var dropStrategy = new DropStrategy();16var newSequence = dropStrategy.Drop(mySequence, 2);17var dropStrategy = new DropStrategy();18var newSequence = dropStrategy.Drop(mySequence, 2);19var dropStrategy = new DropStrategy();20var newSequence = dropStrategy.Drop(mySequence, 2);

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