CalculateLongSum (OpenEMS Javadoc)

java.lang.Object
- io.openems.edge.common.channel.calculate.CalculateLongSum

public class CalculateLongSum
extends java.lang.Object

Helper class to sum up Long-Channels.

Constructor Summary

Constructors
Constructor Description

CalculateLongSum()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`addValue(Channel<java.lang.Long> channel)`	Adds a Channel-Value.
`java.lang.Long`	`calculate()`	Calculates the sum.

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

- Constructor Detail
  - CalculateLongSum
```
public CalculateLongSum()
```
- Method Detail
  - addValue
```
public void addValue(Channel<java.lang.Long> channel)
```
    Adds a Channel-Value.
    
    Parameters:
    
    channel - the Channel
  - calculate
```
public java.lang.Long calculate()
                         throws java.util.NoSuchElementException
```
    Calculates the sum.
    
    Returns:
    
    the sum or null
    
    Throws:
    
    java.util.NoSuchElementException - on error