java-tutorials/spring-boot-modules/spring-boot-libraries/README.md

Spring Boot Libraries

This module contains articles about various Spring Boot libraries

The Course

The "REST With Spring" Classes: http://bit.ly/restwithspring

Relevant Articles:

• Guide to ShedLock with Spring
• A Guide to the Problem Spring Web Library
• Generating Barcodes and QR Codes in Java
• Rate Limiting a Spring API Using Bucket4j
• Spring Boot and Caffeine Cache
• Spring Boot and Togglz Aspect
• Getting Started with GraphQL and Spring Boot
• An Introduction to Kong

GraphQL sample queries

Query

curl \
--request POST 'localhost:8081/graphql' \
--header 'Content-Type: application/json' \
--data-raw '{"query":"query {\n    recentPosts(count: 2, offset: 0) {\n        id\n        title\n        author {\n            id\n            posts {\n                id\n            }\n        }\n    }\n}"}'

Mutation

curl \
--request POST 'localhost:8081/graphql' \
--header 'Content-Type: application/json' \
--data-raw '{"query":"mutation {\n    writePost(title: \"New Title\", author: \"Author2\", text: \"New Text\") {\n        id\n        category\n        author {\n            id\n            name\n        }\n    }\n}"}'