Minimal set of interface definitions for Java support in AWS Lambda

Event interface definitions AWS services supported by AWS Lambda.

General data-binding functionality for Jackson: works on core streaming API

Binding/provider for SLF4J, which outputs all events to System.err. Only messages of level INFO and higher are printed.

The AWS SDK for Java - SDK Core runtime module holds the classes that are used by the individual service

JUnit Jupiter is the API for writing tests using JUnit 5.

Mockito mock objects library core API and implementation