AccumulatorTaskTKey, TValueAccumulate Method

When implemented in a derived class, accumulates the values of the records.

Namespace: Ookii.Jumbo.Jet.Tasks
Assembly: Ookii.Jumbo.Jet (in Ookii.Jumbo.Jet.dll) Version: 0.3.0+dc1307f20e065bb638e0b73a34cd216f57e486f1

Syntax

C++

Copy

protected abstract TValue Accumulate(
	TKey key,
	TValue currentValue,
	TValue newValue
)

Protected MustOverride Function Accumulate ( 
	key As TKey,
	currentValue As TValue,
	newValue As TValue
) As TValue

protected:
virtual TValue Accumulate(
	TKey key, 
	TValue currentValue, 
	TValue newValue
) abstract

abstract Accumulate : 
        key : 'TKey * 
        currentValue : 'TValue * 
        newValue : 'TValue -> 'TValue

Parameters

key TKey: The key of the record.
currentValue TValue: The current value associated with the key.
newValue TValue: The new value associated with the key.

Return Value

TValue
The new value.

Remarks

If TValue is a mutable reference type, it is recommended for performance reasons to update the existing instance passed in currentValue and then return that same instance from this method.

Reference

AccumulatorTaskTKey, TValue Class

Ookii.Jumbo.Jet.Tasks Namespace