Package software.amazon.lambda.durable

Interface DurableContext.MapFunction<I,O>

Type Parameters:

I - the input item type

O - the output result type

Enclosing interface:

DurableContext

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public static interface DurableContext.MapFunction<I,O>

Function applied to each item in a map operation.

Each invocation receives its own DurableContext, allowing the use of durable operations like step() and wait() within the function body. The index parameter indicates the item's position in the input collection.

Method Summary

Modifier and Type	Method	Description
O	apply(I item, int index, DurableContext context)	Applies this function to the given item.

Method Details

apply

O apply(I item,
 int index,
 DurableContext context)

Applies this function to the given item.

Parameters:

item - the input item to process

index - the zero-based index of the item in the input collection

context - the durable context for this item's execution

Returns:

the result of processing the item