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## org.mule.util.counters.impl
Class Sum

    java.lang.Object
      org.mule.util.counters.impl.AbstractCounter
          org.mule.util.counters.impl.AggregateCounter
              org.mule.util.counters.impl.Sum

All Implemented Interfaces:
  Counter

    public class Sum

extends AggregateCounter

Constructor Summary
`Sum(String name, AbstractCounter base)`

Method Summary
`void` | `doCompute()`
`double` | `nextValue()` Compute and return the value of the counter.

Methods inherited from class org.mule.util.counters.impl.AggregateCounter
`compute, decrement, getBase, increment, incrementBy, setRawValue`

Methods inherited from class org.mule.util.counters.impl.AbstractCounter
`addAggregate, getName, getType, propagate`

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

Constructor Detail

### Sum

    public Sum(String name,
               AbstractCounter base)

Method Detail

### nextValue

    public double nextValue()

  Description copied from interface: `Counter`
  Compute and return the value of the counter.

  Specified by:
    `nextValue` in interface `Counter`
  Specified by:
    `nextValue` in class `AggregateCounter`
  Returns:
    the value of the counter

### doCompute

    public void doCompute()

  Specified by:
    `doCompute` in class `AggregateCounter`

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