• Introduction
  • Getting Started
    • User Guide
      • Introduction
      • The Basics
      • Multiple Edges
      • Filtering
      • Transforms
      • Operation Chains
      • Aggregation
      • Cardinalities
      • Views
      • Subgraphs
      • Traversing
      • Full Example
    • Developer Guide
      • Introduction
      • Visibilities
      • Schemas
      • Schema Migration
      • Users
      • Cache
      • Jobs
      • NamedOperations
      • NamedViews
      • FederatedStore
    • Properties Guide
      • Introduction
      • Simple properties
      • Sketches
      • Timestamps
      • Walkthroughs
        • HyperLogLogPlus
        • HllSketch
        • LongsSketch
        • DoublesSketch
        • ReservoirItemsSketch
        • ThetaSketch
        • RBMBackedTimestampSet
        • BoundedTimestampSet
      • Simple Properties
        • String
        • Long
        • Integer
        • Double
        • Float
        • Byte[]
        • Boolean
        • Date
        • TypeValue
        • TypeSubTypeValue
        • FreqMap
        • HashMap
        • TreeSet
        • HyperLogLogPlus
        • HllSketch
        • LongsSketch
        • DoublesSketch
        • ReservoirItemsSketch
        • Sketch
        • RBMBackedTimestampSet
        • BoundedTimestampSet
    • Operations
      • AddElements
      • AddElementsFromFile
      • AddElementsFromHdfs
      • AddElementsFromKafka
      • AddElementsFromSocket
      • AddNamedView
      • Aggregate
      • CountGroups
      • DeleteNamedView
      • ExportToGafferResultCache
      • ExportToOtherAuthorisedGraph
      • ExportToOtherGraph
      • ExportToSet
      • Filter
      • GenerateElements
      • GenerateObjects
      • GetAdjacentIds
      • GetAllElements
      • GetAllJobDetails
      • GetAllNamedViews
      • GetElements
      • GetGafferResultCacheExport
      • GetJobDetails
      • GetJobResults
      • GetSchema
      • GetSetExport
      • GetTraits
      • GetWalks
      • If
      • Limit
      • Map
      • Max
      • Min
      • NamedOperation
      • ScoreOperationChain
      • Sort
      • ToArray
      • ToCsv
      • ToEntitySeeds
      • ToList
      • ToMap
      • ToSet
      • ToStream
      • ToVertices
      • Transform
      • While
    • Accumulo Operations
      • GetElementsBetweenSets
      • GetElementsInRanges
      • GetElementsWithinSet
    • Spark Operations
      • GetDataFrameOfElements
      • GetGraphFrameOfElements
      • GetJavaRDDOfAllElements
      • GetJavaRDDOfElements
    • Predicates
      • AgeOff
      • And
      • AreEqual
      • AreIn
      • CollectionContains
      • Exists
      • HyperLogLogPlusIsLessThan
      • If
      • InDateRangeDual
      • InDateRange
      • InRangeDual
      • InRange
      • InTimeRangeDual
      • InTimeRange
      • IsA
      • IsEqual
      • IsFalse
      • IsIn
      • IsLessThan
      • IsLongerThan
      • IsMoreThan
      • IsShorterThan
      • IsTrue
      • IsXLessThanY
      • IsXMoreThanY
      • MapContains
      • MapContainsPredicate
      • MultiRegex
      • Not
      • Or
      • PredicateMap
      • Regex
      • StringContains
    • Functions
      • CallMethod
      • Cast
      • Concat
      • CsvGenerator
      • DivideBy
      • Divide
      • ExtractGroup
      • ExtractId
      • ExtractKeys
      • ExtractProperty
      • ExtractValue
      • ExtractValues
      • ExtractWalkEdges
      • ExtractWalkEdgesFromHop
      • ExtractWalkEntities
      • ExtractWalkEntitiesFromHop
      • ExtractWalkVertex
      • FirstItem
      • FreqMapExtractor
      • FunctionMap
      • Identity
      • If
      • IterableConcat
      • IterableFunction
      • LastItem
      • Length
      • MapGenerator
      • MultiplyBy
      • Multiply
      • NthItem
      • SetValue
      • ToInteger
      • ToLong
      • ToLowerCase
      • ToNull
      • ToString
      • ToUpperCase
      • UnwrapEntityId
    • Binary Operators
      • Max
      • Min
  • Gaffer Stores
    • Accumulo Store
    • HBase Store
    • Map Store
    • Proxy Store
    • Parquet Store
    • Federated Store
  • Components
    • Core
      • Serialisation
      • Data (Functions and Predicates)
      • Operations
      • Store
      • Graph
      • REST API
      • REST API Swagger Doc
    • Tools
      • Python Shell
      • UI
      • Deployments
      • Slider
    • Examples
      • Road Traffic Example
      • Federated Example
  • Javadoc
    • Gaffer Javadoc
    • Gaffer Tools Javadoc
    • Koryphe Javadoc
  • Other
    • Ways of Working
    • FAQs
    • Supported Platforms
  • Published with GitBook

Functions

Functions

  1. CallMethod
  2. Cast
  3. Concat
  4. CsvGenerator
  5. DivideBy
  6. Divide
  7. ExtractGroup
  8. ExtractId
  9. ExtractKeys
  10. ExtractProperty
  11. ExtractValue
  12. ExtractValues
  13. ExtractWalkEdges
  14. ExtractWalkEdgesFromHop
  15. ExtractWalkEntities
  16. ExtractWalkEntitiesFromHop
  17. ExtractWalkVertex
  18. FirstItem
  19. FreqMapExtractor
  20. FunctionMap
  21. Identity
  22. If
  23. IterableConcat
  24. IterableFunction
  25. LastItem
  26. Length
  27. MapGenerator
  28. MultiplyBy
  29. Multiply
  30. NthItem
  31. SetValue
  32. ToInteger
  33. ToLong
  34. ToLowerCase
  35. ToNull
  36. ToString
  37. ToUpperCase
  38. UnwrapEntityId

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