This is a basic sample of executing function on AWS. You can execute it locally or deploy it to the cloud - https://aws.amazon.com/pm/lambda/[AWS Lambda] To run this app locally please ensure that you have https://docs.aws.amazon.com/serverless-application-model/latest/developerguide/install-sam-cli.html[SAM] (Serverless Application Model) installed on your machine ---- > sam build ---- and then ---- sam local invoke UppercaseFunction --event input.json ---- The `input.json` file contains a simple quoted string `"hello"` which will be uppercased and you should see the following in the output ---- ... END RequestId: cd119d99-1325-4453-8456-97248dd12cc7 REPORT RequestId: cd119d99-1325-4453-8456-97248dd12cc7 Init Duration: 1.03 ms Duration: 17740.33 ms Billed Duration: 17741 ms Memory Size: 1024 MB Max Memory Used: 1024 MB "HELLO" ... ---- To run this app in the cloud, make sure you have AWS Account ----- > mvn clean install ----- This will generate the `function-sample-aws-0.0.1-SNAPSHOT-aws.jar` in the `target` directory. This is the file you will use to deploy following procedure described https://docs.spring.io/spring-cloud-function/reference/adapters/aws-intro.html[here]