DoubleSumAggregatorBinaryFunction (Commons Functor 1.0-SNAPSHOT API)

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java.lang.Object
- org.apache.commons.functor.aggregator.functions.DoubleSumAggregatorBinaryFunction

All Implemented Interfaces:

BinaryFunction<Double,Double,Double>, BinaryFunctor<Double,Double>, Functor
```
public final class DoubleSumAggregatorBinaryFunction
extends Object
implements BinaryFunction<Double,Double,Double>
```
Aggregator function to be used with subclasses of AbstractNoStoreAggregator which sums up the 2 given numbers (hence the "Binary" in the name!). Counterpart of DoubleSumAggregatorFunction.

- Constructor Summary
  
  Constructors
  Constructor and Description
  
  DoubleSumAggregatorBinaryFunction()
- Method Summary
  
  Methods
  Modifier and Type Method and Description
  
  Double evaluate(Double left, Double right)
  Adds the 2 numbers together and returns the result.
  
  String toString()
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - DoubleSumAggregatorBinaryFunction
```
public DoubleSumAggregatorBinaryFunction()
```
- Method Detail
  - evaluate
```
public Double evaluate(Double left,
              Double right)
```
    Adds the 2 numbers together and returns the result.
    
    Specified by:
    
    evaluate in interface BinaryFunction<Double,Double,Double>
    
    Parameters:
    left - first number to add. If null, then right will be returned.
    right - second number to add. If null, then left will be returned.
    
    Returns:
    sum of the 2 double's as described above
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object

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