Class GeometryFunction
- java.lang.Object
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- adql.query.operand.function.ADQLFunction
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- adql.query.operand.function.geometry.GeometryFunction
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- All Implemented Interfaces:
ADQLObject
,ADQLOperand
- Direct Known Subclasses:
AreaFunction
,BoxFunction
,CentroidFunction
,CircleFunction
,ContainsFunction
,DistanceFunction
,ExtractCoord
,ExtractCoordSys
,IntersectsFunction
,PointFunction
,PolygonFunction
,RegionFunction
public abstract class GeometryFunction extends ADQLFunction
It represents any geometric function of ADQL.
- Version:
- 1.4 (06/2015)
- Author:
- Grégory Mantelet (CDS;ARI)
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
GeometryFunction.GeometryValue<F extends GeometryFunction>
This class represents a parameter of a geometry function which, in general, is either a GeometryFunction or a Column.-
Nested classes/interfaces inherited from class adql.query.operand.function.ADQLFunction
ADQLFunction.ParameterIterator
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Field Summary
Fields Modifier and Type Field Description protected ADQLOperand
coordSys
The coordinate system used to express the coordinates.
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Constructor Summary
Constructors Modifier Constructor Description protected
GeometryFunction()
Builds a geometry function with no coordinate system.protected
GeometryFunction(ADQLOperand coordSys)
Builds a geometry function with its coordinate system.protected
GeometryFunction(GeometryFunction toCopy)
Builds a geometry function by copying the given one.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description ADQLOperand
getCoordinateSystem()
Gets the used coordinate system.void
setCoordinateSystem(ADQLOperand coordSys)
Changes the coordinate system.-
Methods inherited from class adql.query.operand.function.ADQLFunction
adqlIterator, getNbParameters, getParameter, getParameters, getPosition, paramIterator, setParameter, setPosition, toADQL
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface adql.query.ADQLObject
getCopy, getName
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Methods inherited from interface adql.query.operand.ADQLOperand
isGeometry, isNumeric, isString
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Field Detail
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coordSys
protected ADQLOperand coordSys
The coordinate system used to express the coordinates.
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Constructor Detail
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GeometryFunction
protected GeometryFunction()
Builds a geometry function with no coordinate system.
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GeometryFunction
protected GeometryFunction(ADQLOperand coordSys) throws java.lang.UnsupportedOperationException, java.lang.NullPointerException, java.lang.Exception
Builds a geometry function with its coordinate system.- Parameters:
coordSys
- A string operand which corresponds to a valid coordinate system.- Throws:
java.lang.UnsupportedOperationException
- If this function is not associated with a coordinate system.java.lang.NullPointerException
- If the given operand is null.java.lang.Exception
- If the given operand is not a string.
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GeometryFunction
protected GeometryFunction(GeometryFunction toCopy) throws java.lang.Exception
Builds a geometry function by copying the given one.- Parameters:
toCopy
- The geometry function to copy.- Throws:
java.lang.Exception
- If there is an error during the copy.
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Method Detail
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getCoordinateSystem
public ADQLOperand getCoordinateSystem()
Gets the used coordinate system.- Returns:
- Its coordinate system.
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setCoordinateSystem
public void setCoordinateSystem(ADQLOperand coordSys) throws java.lang.UnsupportedOperationException, java.lang.NullPointerException, ParseException
Changes the coordinate system.- Parameters:
coordSys
- Its new coordinate system.- Throws:
java.lang.UnsupportedOperationException
- If this function is not associated with a coordinate system.java.lang.NullPointerException
- If the given operand is null.ParseException
- If the given operand is not a string.
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