public class DateDifferenceFunction extends FunctionExpressionImpl
Modifier and Type | Field and Description |
---|---|
static FunctionName |
NAME |
fallback, functionName, name, params
NIL
Constructor and Description |
---|
DateDifferenceFunction() |
Modifier and Type | Method and Description |
---|---|
Object |
evaluate(Object feature)
Subclass should override, default implementation returns null.
|
int |
getArgCount() |
String |
getName()
Gets the name of this function.
|
accept, equals, functionName, getExpression, getFallbackValue, getFunctionName, getImplementationHints, getParameters, hashCode, setFallbackValue, setParameters, toString
isAttributeExpression, isExpression, isFunctionExpression, isGeometryExpression, isLiteralExpression, isMathExpression
evaluate
evaluate
public static FunctionName NAME
public String getName()
FunctionExpressionImpl
getName
in interface Function
getName
in class FunctionExpressionImpl
public int getArgCount()
public Object evaluate(Object feature)
ExpressionAbstract
evaluate
in interface Expression
evaluate
in class FunctionExpressionImpl
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