Hyperledger Composer – a quick overview

Hyperledger Composer is a set of JavaScript-based high-level toolsets and frameworks that simplify and quickly build and run an application on top of a Hyperledger Fabric blockchain. Business owners and developers can quickly create smart contracts and applications via the composer tool. The composer tool generates a RESTful endpoint to interact with fabric channels. Instead of writing chaincode using Golang, Composer uses model language to generate a business network archive (.BNA) file for the blockchain network.

 

Here is an example of a Hyperledger Composer solution architecture:

Hyperledger Composer contains the components that are listed in the following sections.

 

Yeoman generator

The npm module generator-hyperledger-composer in Yeoman is used to make templates for Hyperledger Composer. It supports and generates three different types of templates:

• CLI application
• Angular 2 application
• Skeleton business network

You can use Yeoman's generated angular skeleton...