Class RoundFunction
- java.lang.Object
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- org.datanucleus.store.query.inmemory.method.RoundFunction
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- All Implemented Interfaces:
InvocationEvaluator
public class RoundFunction extends java.lang.Object implements InvocationEvaluator
Evaluator for the function ROUND(numExpr, numExpr2).
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Constructor Summary
Constructors Constructor Description RoundFunction()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.Object
evaluate(InvokeExpression expr, java.lang.Object ignored, InMemoryExpressionEvaluator eval)
Method to evaluate the InvokeExpression, as part of the overall evaluation defined by the InMemoryExpressionEvaluator.protected java.lang.Object
getValueForArgExpression(Expression argExpr, InMemoryExpressionEvaluator eval)
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Method Detail
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evaluate
public java.lang.Object evaluate(InvokeExpression expr, java.lang.Object ignored, InMemoryExpressionEvaluator eval)
Description copied from interface:InvocationEvaluator
Method to evaluate the InvokeExpression, as part of the overall evaluation defined by the InMemoryExpressionEvaluator.- Specified by:
evaluate
in interfaceInvocationEvaluator
- Parameters:
expr
- The expression for invocationignored
- Value on which we are invokingeval
- The overall evaluator for in-memory- Returns:
- The result
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getValueForArgExpression
protected java.lang.Object getValueForArgExpression(Expression argExpr, InMemoryExpressionEvaluator eval)
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