RoundFunction

java.lang.Object

org.datanucleus.store.query.inmemory.method.RoundFunction

All Implemented Interfaces:: InvocationEvaluator

public class RoundFunction extends Object implements InvocationEvaluator

Evaluator for the function ROUND(numExpr, numExpr2).

Constructor Summary

Constructors

Constructor

Description

RoundFunction()
Method Summary

Modifier and Type

Method

Description

Object

evaluate(InvokeExpression expr, Object ignored, InMemoryExpressionEvaluator eval)

Method to evaluate the InvokeExpression, as part of the overall evaluation defined by the InMemoryExpressionEvaluator.

protected Object

getValueForArgExpression(Expression argExpr, InMemoryExpressionEvaluator eval)

Methods inherited from class Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- RoundFunction
  
  public RoundFunction()
Method Details
- evaluate
  
  public Object evaluate(InvokeExpression expr, 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 interface InvocationEvaluator
  
  Parameters:
  
  expr - The expression for invocation
  
  ignored - Value on which we are invoking
  
  eval - The overall evaluator for in-memory
  
  Returns:
  
  The result
- getValueForArgExpression
  
  protected Object getValueForArgExpression(Expression argExpr, InMemoryExpressionEvaluator eval)