Functions Guide

Functions. Basic functions come from the Koryphe library, the others are part of Gaffer itself.

Table of all Gaffer Functions

Note

Functions below which are missing a link have not been documented on this site yet.

Function	Origin
`impl.function.ApplyBiFunction`	Koryphe
`impl.function.Base64Decode`	Koryphe
`impl.function.CallMethod`	Koryphe
`impl.function.Cast`	Koryphe
`impl.function.Concat`	Koryphe
`impl.function.CreateObject`	Koryphe
`impl.function.CsvLinesToMaps`	Koryphe
`impl.function.CsvToMaps`	Koryphe
`impl.function.CurrentDate`	Koryphe
`impl.function.CurrentTime`	Koryphe
`impl.function.DefaultIfEmpty`	Koryphe
`impl.function.DefaultIfNull`	Koryphe
`impl.function.DeserialiseJson`	Koryphe
`impl.function.DeserialiseXml`	Koryphe
`impl.function.DictionaryLookup`	Koryphe
`impl.function.Divide`	Koryphe
`impl.function.DivideBy`	Koryphe
`impl.function.ExtractKeys`	Koryphe
`impl.function.ExtractValue`	Koryphe
`impl.function.ExtractValues`	Koryphe
`impl.function.FirstItem`	Koryphe
`impl.function.FirstValid`	Koryphe
`impl.function.FunctionChain`	Koryphe
`impl.function.Gunzip`	Koryphe
`impl.function.Identity`	Koryphe
`impl.function.If`	Koryphe
`impl.function.Increment`	Koryphe
`impl.function.IsEmpty`	Koryphe
`impl.function.IterableConcat`	Koryphe
`impl.function.IterableFilter`	Koryphe
`impl.function.IterableFlatten`	Koryphe
`impl.function.IterableFunction`	Koryphe
`impl.function.IterableLongest`	Koryphe
`impl.function.LastItem`	Koryphe
`impl.function.Length`	Koryphe
`impl.function.Longest`	Koryphe
`impl.function.MapFilter`	Koryphe
`impl.function.MapToTuple`	Koryphe
`impl.function.Multiply`	Koryphe
`impl.function.MultiplyBy`	Koryphe
`impl.function.MultiplyLongBy`	Koryphe
`impl.function.NthItem`	Koryphe
`impl.function.ParseDate`	Koryphe
`impl.function.ParseTime`	Koryphe
`impl.function.ReverseString`	Koryphe
`impl.function.SetValue`	Koryphe
`impl.function.Size`	Koryphe
`impl.function.StringAppend`	Koryphe
`impl.function.StringJoin`	Koryphe
`impl.function.StringPrepend`	Koryphe
`impl.function.StringRegexReplace`	Koryphe
`impl.function.StringRegexSplit`	Koryphe
`impl.function.StringReplace`	Koryphe
`impl.function.StringSplit`	Koryphe
`impl.function.StringTrim`	Koryphe
`impl.function.StringTruncate`	Koryphe
`impl.function.ToArray`	Koryphe
`impl.function.ToBoolean`	Koryphe
`impl.function.ToBytes`	Koryphe
`impl.function.ToDateString`	Koryphe
`impl.function.ToDouble`	Koryphe
`impl.function.ToFloat`	Koryphe
`impl.function.ToInteger`	Koryphe
`impl.function.ToList`	Koryphe
`impl.function.ToLong`	Koryphe
`impl.function.ToLowerCase`	Koryphe
`impl.function.ToNull`	Koryphe
`impl.function.ToSet`	Koryphe
`impl.function.ToString`	Koryphe
`impl.function.ToTuple`	Koryphe
`impl.function.ToUpperCase`	Koryphe
`tuple.TupleInputAdapter`	Koryphe
`tuple.function.TupleAdaptedFunction`	Koryphe
`tuple.function.TupleAdaptedFunctionComposite`	Koryphe
`function.FunctionComposite`	Koryphe
`function.FunctionMap`	Koryphe
`data.element.function.ElementTransformer`	Gaffer
`data.element.function.ExtractGroup`	Gaffer
`data.element.function.ExtractId`	Gaffer
`data.element.function.ExtractProperty`	Gaffer
`data.element.function.PropertiesTransformer`	Gaffer
`data.element.function.ReduceRelatedElements`	Gaffer
`data.element.function.ToElementTuple`	Gaffer
`data.element.function.ToPropertiesTuple`	Gaffer
`data.element.function.TupleToElements`	Gaffer
`data.element.function.TuplesToElements`	Gaffer
`data.element.function.TypeSubTypeValueToTuple`	Gaffer
`data.element.function.TypeValueToTuple`	Gaffer
`data.element.function.UnwrapEntityId`	Gaffer
`data.generator.CsvElementGenerator`	Gaffer
`data.generator.CsvGenerator`	Gaffer
`data.generator.JsonToElementGenerator`	Gaffer
`data.generator.MapGenerator`	Gaffer
`data.graph.function.walk.ExtractWalkEdges`	Gaffer
`data.graph.function.walk.ExtractWalkEdgesFromHop`	Gaffer
`data.graph.function.walk.ExtractWalkEntities`	Gaffer
`data.graph.function.walk.ExtractWalkEntitiesFromHop`	Gaffer
`data.graph.function.walk.ExtractWalkVertex`	Gaffer
`operation.data.generator.EdgeIdExtractor`	Gaffer
`operation.data.generator.EntityIdExtractor`	Gaffer
`operation.function.FromElementId`	Gaffer
`operation.function.FromEntityId`	Gaffer
`operation.function.ToElementId`	Gaffer
`operation.function.ToEntityId`	Gaffer
`operation.function.ToTrailingWildcardPair`	Gaffer
`rest.example.ExampleDomainObjectGenerator`	Gaffer
`rest.example.ExampleElementGenerator`	Gaffer
`rest.example.ExampleTransformFunction`	Gaffer
`sketches.clearspring.cardinality.HyperLogLogPlusEntityGenerator`	Gaffer
`sketches.clearspring.cardinality.function.IterableToHyperLogLogPlus`	Gaffer
`sketches.clearspring.cardinality.function.ToHyperLogLogPlus`	Gaffer
`sketches.datasketches.cardinality.HllSketchEntityGenerator`	Gaffer
`sketches.datasketches.cardinality.function.IterableToHllSketch`	Gaffer
`sketches.datasketches.cardinality.function.ToHllSketch`	Gaffer
`store.util.AggregatorUtil$ToElementKey`	Gaffer
`store.util.AggregatorUtil$ToIngestElementKey`	Gaffer
`store.util.AggregatorUtil$ToQueryElementKey`	Gaffer
`time.function.DateToTimeBucketEnd`	Gaffer
`time.function.DateToTimeBucketStart`	Gaffer
`time.function.MaskTimestampSetByTimeRange`	Gaffer
`time.function.ToSingletonTreeSet`	Gaffer
`time.function.ToTimeBucket`	Gaffer
`time.function.ToTimeBucketEnd`	Gaffer
`time.function.ToTimeBucketStart`	Gaffer
`time.function.ToTimestampSet`	Gaffer
`types.function.FreqMapExtractor`	Gaffer
`types.function.FreqMapPredicator`	Gaffer
`types.function.IterableToFreqMap`	Gaffer
`types.function.StringsToTypeSubTypeValue`	Gaffer
`types.function.StringsToTypeValue`	Gaffer
`types.function.ToFreqMap`	Gaffer
`types.function.ToTypeSubTypeValue`	Gaffer
`types.function.ToTypeValue`	Gaffer