org.axiondb
Interface Selectable

All Superinterfaces:

Serializable

All Known Subinterfaces:

AggregateFunction, ConcreteFunction, Function, ScalarFunction

All Known Implementing Classes:

ABSFunction, AddFunction, AndFunction, ArithmeticFunction, AsciiFunction, AverageFunction, Base64DecodeFunction, Base64EncodeFunction, BaseAggregateFunction, BaseBooleanBranchFunction, BaseFunction, BaseRegExpFunction, BaseSelectable, BindVariable, BitAndFunction, BitOrFunction, CastAsFunction, CharFunction, CharToDateFunction, CoalesceFunction, ColumnIdentifier, ComparableAggregateFunction, ComparisonFunction, ConcatFunction, ContainsFunction, CountFunction, DateAddFunction, DateDiffFunction, DatePartFunction, DateToCharFunction, DifferenceFunction, DivideFunction, EqualFunction, ExistsFunction, FunctionIdentifier, GreaterThanFunction, GreaterThanOrEqualFunction, HexFunction, IfThenFunction, InFunction, InStringFunction, IsNotNullFunction, IsNullFunction, IsValidDateTimeFunction, LengthFunction, LessThanFunction, LessThanOrEqualFunction, LikeToRegexpFunction, Literal, Log10Function, LowerFunction, LPadFunction, LTrimFunction, MatchesFunction, MaxFunction, MinFunction, ModFunction, MultiplyFunction, NotEqualFunction, NotFunction, NotInFunction, NowFunction, NullIfFunction, OrFunction, ReplaceFunction, RoundFunction, RowNumFunction, RPadFunction, RTrimFunction, SequenceEvaluator, SignFunction, SoundexFunction, SoundsLikeFunction, SpaceFunction, SubSelectCommand, SubstringFunction, SubtractFunction, SumFunction, TrimFunction, TruncateFunction, UpperFunction

public interface Selectable
extends Serializable

An abstraction of objects that can be selected from (a row in) the database.

Version:

$Revision: 1.9 $ $Date: 2005/12/22 09:02:30 $

Method Summary

Object	evaluate(RowDecorator row)
String	getAlias()
DataType	getDataType()
String	getLabel()
String	getName()
void	setVariableContext(VariableContext context)

Method Detail

evaluate

Object evaluate(RowDecorator row)
                throws AxionException

Throws:

AxionException

getAlias

String getAlias()

getDataType

DataType getDataType()

getLabel

String getLabel()

getName

String getName()

setVariableContext

void setVariableContext(VariableContext context)