Java Doc for AverageFunction.java in » Database-DBMS » axion » org » axiondb » functions » Java Source Code / Java DocumentationJava Source Code and Java Documentation
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Java Source Code / Java Documentation
»
Database DBMS
»
axion
»
org.axiondb.functions
Source Cross Reference
Class Diagram
Java Document (Java Doc)
org.axiondb.functions
.BaseFunction
org.axiondb.functions
.BaseAggregateFunction
org.axiondb.functions
.AverageFunction
AverageFunction
public
class AverageFunction extends
BaseAggregateFunction
implements
AggregateFunction
,
FunctionFactory
(Code)
version:
$Revision: 1.6 $ $Date: 2005/05/02 22:28:41 $
author:
Sanjeeth Duvuru
author:
Ahimanikya Satapathy
Constructor Summary
public
AverageFunction
()
Method Summary
final
public
Object
evaluate
(
RowDecoratorIterator
rows)
protected
BigDecimal
evaluate
(
BigDecimal
src,
BigDecimal
val)
final
public
DataType
getDataType
()
public
ConcreteFunction
makeNewInstance
()
Constructor Detail
AverageFunction
public
AverageFunction()
(Code)
Method Detail
evaluate
final
public
Object
evaluate(
RowDecoratorIterator
rows) throws
AxionException
(Code)
evaluate
protected
BigDecimal
evaluate(
BigDecimal
src,
BigDecimal
val)
(Code)
getDataType
final
public
DataType
getDataType()
(Code)
makeNewInstance
public
ConcreteFunction
makeNewInstance()
(Code)
Methods inherited from
org.axiondb.functions.BaseAggregateFunction
protected
boolean acceptable(
Object
val) throws
AxionException
(Code)
(Java Doc)
final
public
Object
evaluate(
RowDecorator
row) throws
AxionException
(Code)
(Java Doc)
protected
boolean isDistinct()
(Code)
(Java Doc)
final
public
boolean isValid()
(Code)
(Java Doc)
protected
void setDistinct() throws
AxionException
(Code)
(Java Doc)
protected
void setDistinct(boolean distinct) throws
AxionException
(Code)
(Java Doc)
Methods inherited from
org.axiondb.functions.BaseFunction
public
void addArgument(
Selectable
arg)
(Code)
(Java Doc)
public
Selectable
getArgument(int i)
(Code)
(Java Doc)
public
int getArgumentCount()
(Code)
(Java Doc)
abstract
public
DataType
getDataType()
(Code)
(Java Doc)
abstract
public
boolean isValid()
(Code)
(Java Doc)
public
void setArgument(int i,
Selectable
arg)
(Code)
(Java Doc)
public
void setVariableContext(
VariableContext
context)
(Code)
(Java Doc)
public
String
toString()
(Code)
(Java Doc)
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