What is the Spring Cloud Function?

Spring Cloud Function is a SpringBoot-based framework allowing users to concentrate on their business logic by implementing them as Java Functions (i.e., Supplier, Function, Consumer). In turn the framework provides necessary abstraction to enable execution of these functions in various environments (e.g., REST, Streaming) as well as serverless environments such as AWS Lambda or Azure Functions, without having to worry about the underlying platform-specific details. This allows developers to focus on writing their business logic and let the framework handle…

This article is part of a blog series that explores the newly redesigned Spring Cloud Stream applications based on Java Functions.

Here are all the previous parts of this blog series.

• Introducing Function Based Streaming Applications

• Function Composition with Streaming Applications

• How to Build a Supplier and Source Application

• How to Build a Consumer and Sink Application

• Build and Run a Simple Stream Application

• Case Study: HTTP Request Function and Processor

• Case Study: File Source and MongoDB Sink

• Case Study: Relational Database Source and File Sink

• Case Study: Remote File Ingest with Spring Cloud Data Flow

• Case Study: Aggregator Function and Processor

• Case Study: Elasticsearch sink

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