Java GraphQL Federation Server Example With Spring Boot

This repo showcases Java GraphQL Federation Server with Spring Boot

npm --proxy http://localhost:10809 install if using v2ray

Launch:

• start four java services (inventory, product, review, user):

mvn install 
mvn run

or use any other means to start them~

• start graphql server. You must have node and npm installed. When in ./apollo-federation-js run the following:

npm install
node gateway.js

Further reads:

• https://blog.logrocket.com/the-what-when-why-and-how-of-federated-graphql/
• https://www.apollographql.com/blog/using-apollo-federation-with-local-schemas/
• https://www.apollographql.com/docs/federation/
• https://www.apollographql.com/docs/federation/implementing-services/

Query examples:

{
  topProducts {
    name
    price
    upc
    reviews{
      author{
        id
        name
        username
        address {
          city
          country
        }
      }
      body
    }
  }
}

{
  trivia {
    id
    body
    author {
      id
      name
    }
  }
}