book

Spring Boot 3.0 Cookbook

Name: Spring Boot 3.0 Cookbook
Author: Felip Miguel Puig
ISBN: 9781835089491

by Felip Miguel Puig

July 2024

Intermediate to advanced

426 pages

9h 51m

English

Packt Publishing

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Spring Boot 3.0 Cookbook
Contributors
About the authorAbout the reviewers
Preface
Who this book is forWhat this book coversTo get the most out of this bookDownload the example code filesConventions usedSectionsGetting readyHow to do it…How it works…There’s more…See alsoGet in touchShare Your ThoughtsDownload a free PDF copy of this book
Part 1:Web Applications and Microservices
Chapter 1: Building RESTful APIs
Technical requirementsCreating a RESTful APIGetting readyHow to do it...How it works...There’s more...See alsoDefining responses and the data model exposed by the APIGetting readyHow to do it...How it works...Managing errors in a RESTful APIGetting readyHow to do it...How it works...There’s more...Testing a RESTful APIGetting readyHow to do it...How it works...There’s more...See alsoUsing OpenAPI to document our RESTful APIGetting readyHow to do it...How it works...Consuming a RESTful API from another Spring Boot application using FeignClientGetting readyHow to do it...How it works...There’s more...Consuming a RESTful API from another Spring Boot application using RestClientGetting readyHow to do it...How it works...Mocking a RESTful APIGetting readyHow to do it...How it works...See also
Chapter 2: Securing Spring Boot Applications with OAuth2
Technical requirementsSetting up Spring Authorization ServerGetting readyHow to do it…How it works…There’s more…See alsoProtecting a RESTful API using OAuth2Getting readyHow to do it…How it works…Protecting a RESTful API using OAuth2 with different scopesGetting readyHow to do it…How it works…There’s more…See alsoConfiguring an MVC application with OpenID authenticationGetting readyHow to do it…How it works…See alsoLogging in with Google AccountsGetting readyHow to do it…How it works…See alsoIntegrating a RESTful API with a cloud IdPGetting readyHow to do it…How it works…There’s more…
Chapter 3: Observability, Monitoring, and Application Management
Technical requirementsAdding Actuator to your applicationGetting readyHow to do it…How it works…There’s more…See alsoCreating a custom Actuator endpointGetting readyHow to do it…How it works…Using probes and creating a custom health checkGetting readyHow to do it…How it works…See alsoImplementing distributed tracingGetting readyHow to do it…How it works…There’s more…Accessing standard metricsGetting readyHow to do it…How it works…See alsoCreating your own metricsGetting readyHow to do it…How it works…There’s more…Integrating your application with Prometheus and GrafanaGetting readyHow to do it…How it works…Changing the settings of a running applicationGetting readyHow to do it…How it works…There’s more…
Chapter 4: Spring Cloud
Technical requirementsSetting up Eureka ServerGetting readyHow to do it...How it works...Integrating an application in Eureka ServerGetting readyHow to do it...How it works...There’s more...Scaling out the RESTful APIGetting readyHow to do it...How it works...Setting up Spring Cloud GatewayGetting readyHow to do it...How it works...See alsoTesting Spring Cloud GatewayGetting readyHow to do it...How it works...Setting up Spring Cloud ConfigGetting readyHow to do it...How it works...There’s more...See alsoIntegrating distributed tracing with Spring CloudGetting readyHow to do it...How it works...Deploying Spring Boot AdminGetting readyHow to do it...How it works...Protecting Spring Cloud GatewayGetting readyHow to do it...How it works...
Part 2: Database Technologies
Chapter 5: Data Persistence and Relational Database Integration with Spring Data
Technical requirementsConnecting your application to PostgreSQLGetting readyHow to do it...How it works...There’s more...Using JdbcClient to access the databaseGetting readyHow to do it...How it works...Using an ORM to access the databaseGetting readyHow to do it...How it works...There’s more...See alsoCreating the database schema from our codeGetting readyHow to do it...How it works...There’s more...See alsoPostgreSQL integration tests with TestcontainersGetting readyHow to do it...How it works...Versioning and upgrading database schemaGetting readyHow to do it...How it works...There’s more...See alsoUsing JPQLGetting readyHow to do it...How it works...There’s more...Using Native QueriesGetting readyHow to do it...How it works...There’s more...See alsoUpdating OperationsGetting readyHow to do it...How it works...See alsoUsing Dynamic QueriesGetting readyHow to do it...How it works...There’s more...See alsoUsing TransactionsGetting readyHow to do it...How it works...There’s more...See also

Chapter 6: Data Persistence and NoSQL Database Integration with Spring Data
Technical requirementsConnecting your application to MongoDBGetting readyHow to do it...How it works...There’s more...Using Testcontainers with MongoDBGetting readyHow to do it...How it works...Data indexing and sharding in MongoDBGetting readyHow to do it...How it works...There’s more...Using transactions in MongoDBGetting readyHow to do it...How it works...See alsoDeploying a MongoDB cluster in TestcontainersGetting readyHow to do it...How it works...Managing concurrency with MongoDBGetting readyHow to do it...How it works...Connecting your application to Apache CassandraGetting readyHow to do it...How it works...See alsoUsing Testcontainers with CassandraGetting readyHow to do it...How it works...Using Apache Cassandra templatesGetting readyHow to do it...How it works...There’s more...Managing concurrency with Apache CassandraGetting readyHow to do it...How it works...
Part 3: Application Optimization
Chapter 7: Finding Bottlenecks and Optimizing Your Application
Technical requirementsTuning the database connection poolGetting readyHow to do it…How it works…There’s more…Caching dependenciesGetting readyHow to do it…How it works…There’s more…Using shared cacheGetting readyHow to do it…How it works…Using Testcontainers with Redis cacheGetting readyHow to do it…How it works…Creating a native image using Spring BootGetting readyHow to do it…How it works…Using GraalVM Tracing Agent to configure the native applicationGetting readyHow to do it…How it works…There’s more…Creating a native executable using Spring BootGetting readyHow to do it…How it works…There’s more…Creating a native executable from a JARGetting readyHow to do it…How it works…
Chapter 8: Spring Reactive and Spring Cloud Stream
Technical requirementsCreating a reactive RESTful APIGetting readyHow to do it...How it works...There’s more...Using a reactive API clientGetting readyHow to do it...How it works...Testing reactive applicationsGetting readyHow to do it...How it works...Connecting to PostgreSQL using Spring Data R2DBCGetting readyHow to do it...How it works...There’s more...Event-driven applications with Spring Cloud Stream and RabbitMQGetting readyHow to do it...How it works...There’s more...See alsoRouting messages with Spring Cloud Stream and RabbitMQGetting readyHow to do it...How it works...See alsoError handling with Spring Cloud StreamGetting readyHow to do it...How it works...See also
Part 4: Upgrading to Spring Boot 3 from Previous Versions
Chapter 9: Upgrading from Spring Boot 2.x to Spring Boot 3.0
Technical requirementsPreparing the applicationGetting readyHow to do it...How it works...See alsoPreparing Spring SecurityGetting readyHow to do it...How it works...See alsoDetecting property changesGetting readyHow to do it...How it works...Upgrade the project to Spring Boot 3Getting readyHow to do it...How it works...Upgrading Spring DataGetting readyHow to do it...How it works...There’s more...See alsoManaging Actuator changesGetting readyHow to do it...How it works...See alsoManaging web application changesGetting readyHow to do it...How it works...There’s more...See alsoUsing OpenRewrite for migration automationGetting readyHow to do it...How it works...There’s more...See also
Index
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Overview

Spring Boot 3.0 Cookbook provides a hands-on guide for building modern web applications using the powerful Spring Boot framework. Through practical recipes, developers will learn key concepts and techniques to harness the full potential of Spring Boot, including cloud scalability, production readiness, and performance optimization.

What this Book will help me do

Master key concepts of building distributed applications with Spring Boot for production environments.
Gain the skills necessary to work with relational and NoSQL databases for efficient data management.
Learn advanced testing methods, including the use of Testcontainers, to ensure robust application deployment.
Integrate modern services like Redis, PostgreSQL, MongoDB, and RabbitMQ seamlessly into your Spring Boot applications.
Familiarize yourself with migrating applications to Spring Boot 3.0 for leveraging its latest features.

Author(s)

Felip Miguel Puig is a seasoned Java developer and technical writer who specializes in application development with Spring Boot. With years of industry experience designing scalable, robust web applications, Felip brings a practical, solutions-oriented approach to technical writing. His focus is on sharing insights and in-depth knowledge to guide developers through the challenges of real-world application development.

Who is it for?

This book is a perfect fit for Java developers eager to enhance their web development skills, architects designing modern systems, and experienced Spring Boot users aiming to master advanced features. Technology enthusiasts looking to stay updated with Spring Boot's latest developments will also find it invaluable. A basic understanding of Java or Kotlin is required to get the most out of this book.

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