Function

All Known Subinterfaces:

BinaryOperator, UnaryOperator

All Known Implementing Classes:

AbsFunction, AbstractBinaryOperator, AbstractFunction, AbstractUnaryOperator, ACosFunction, AddOperator, AndOperator, AsciiFunction, ASinFunction, ATanFunction, BitAndFunction, BitGetFunction, BitOrFunction, BitXorFunction, CeilFunction, CharFunction, ConcatFunction, CosFunction, CoshFunction, CotFunction, DegreesFunction, DivOperator, EqOperator, ExpFunction, FloorFunction, GeOperator, GtOperator, IlikeOperator, InstrFunction, LeftFunction, LengthFunction, LeOperator, LikeOperator, LocateFunction, Log10Function, LogFunction, LowerFunction, LpadFunction, LtOperator, LTrimFunction, ModOperator, MulOperator, NeOperator, NotOperator, OrOperator, PiFunction, PositionFunction, PowFunction, RadiansFunction, RandFunction, RegExpOperator, RepeatFunction, ReplaceFunction, RightFunction, RoundFunction, RpadFunction, RTrimFunction, SignFunction, SinFunction, SinhFunction, SpaceFunction, SqrtFunction, STAreaFunction, STAsTextFunction, STBufferFunction, STCentroidFunction, STContainsFunction, STConvexHullFunction, STCoveredByFunction, STCoversFunction, STCrossesFunction, STDifferenceFunction, STDimensionFunction, STDisjointFunction, STDistanceFunction, STEndPointFunction, STEnvelopeFunction, STGeometryNFunction, STGeomFromTextFunction, STIntersectionFunction, STIntersectsFunction, STIsSimpleFunction, STIsValidFunction, STNumGeometriesFunction, STNumPointsFunction, STOverlapsFunction, STPointNFunction, STStartPointFunction, STTouchesFunction, STUnionFunction, STWithinFunction, STXFunction, STYFunction, STZFunction, SubstOperator, SubstringFunction, TanFunction, TanhFunction, TrimFunction, UpperFunction, ZeroFunction
```
public interface Function
```

Field Summary

Fields
Modifier and Type	Field and Description
`static String`	`GROUP_BOOLEAN`
`static String`	`GROUP_DATETIME`
`static String`	`GROUP_NUMERIC`
`static String`	`GROUP_OGC`
`static String`	`GROUP_STRING`

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`void`	`addAlias(String name)`
`List<String>`	`alias()`
`Range`	`argc()`
`Object`	`call(Interpreter interpreter, Object[] args)`
`String`	`description()`
`String[]`	`descriptionArgs()`
`String`	`group()`
`boolean`	`isOperator()`
`String`	`name()`
`String`	`template()`

Field Detail
- GROUP_NUMERIC
```
static final String GROUP_NUMERIC
```
  See Also:
  
  Constant Field Values
- GROUP_STRING
```
static final String GROUP_STRING
```
  See Also:
  
  Constant Field Values
- GROUP_DATETIME
```
static final String GROUP_DATETIME
```
  See Also:
  
  Constant Field Values
- GROUP_BOOLEAN
```
static final String GROUP_BOOLEAN
```
  See Also:
  
  Constant Field Values
- GROUP_OGC
```
static final String GROUP_OGC
```
  See Also:
  
  Constant Field Values

Method Detail

group
```
String group()
```

name
```
String name()
```

argc
```
Range argc()
```

description
```
String description()
```

template
```
String template()
```

descriptionArgs
```
String[] descriptionArgs()
```

call

Object call(Interpreter interpreter,
            Object[] args)
     throws Exception

Throws:: Exception

addAlias
```
void addAlias(String name)
```

alias
```
List<String> alias()
```

isOperator
```
boolean isOperator()
```

Interface Function

Field Summary

Method Summary

Field Detail

GROUP_NUMERIC

GROUP_STRING

GROUP_DATETIME

GROUP_BOOLEAN

GROUP_OGC

Method Detail

group

name

argc

description

template

descriptionArgs

call

addAlias

alias

isOperator