Spring Boot 3.0 Cookbook: Proven recipes for building modern and robust Java web applications with Spring Boot

Spring Boot 3.0 Cookbook
Contributors
About the author
About the reviewers
Preface
   Who this book is for
   What this book covers
   To get the most out of this book
      Download the example code files
   Conventions used
   Sections
      Getting ready
      How to do it…
      How it works…
      There’s more…
      See also
   Get in touch
   Share Your Thoughts
   Download a free PDF copy of this book
Part 1:Web Applications and Microservices
1
Building RESTful APIs
   Technical requirements
   Creating a RESTful API
      Getting ready
      How to do it...
      How it works...
      There’s more...
      See also
   Defining responses and the data model exposed by the API
      Getting ready
      How to do it...
      How it works...
   Managing errors in a RESTful API
      Getting ready
      How to do it...
      How it works...
      There’s more...
   Testing a RESTful API
      Getting ready
      How to do it...
      How it works...
      There’s more...
      See also
   Using OpenAPI to document our RESTful API
      Getting ready
      How to do it...
      How it works...
   Consuming a RESTful API from another Spring Boot application using FeignClient
      Getting ready
      How to do it...
      How it works...
      There’s more...
   Consuming a RESTful API from another Spring Boot application using RestClient
      Getting ready
      How to do it...
      How it works...
   Mocking a RESTful API
      Getting ready
      How to do it...
      How it works...
      See also
2
Securing Spring Boot Applications with OAuth2
   Technical requirements
   Setting up Spring Authorization Server
      Getting ready
      How to do it…
      How it works…
      There’s more…
      See also
   Protecting a RESTful API using OAuth2
      Getting ready
      How to do it…
      How it works…
   Protecting a RESTful API using OAuth2 with different scopes
      Getting ready
      How to do it…
      How it works…
      There’s more…
      See also
   Configuring an MVC application with OpenID authentication
      Getting ready
      How to do it…
      How it works…
      See also
   Logging in with Google Accounts
      Getting ready
      How to do it…
      How it works…
      See also
   Integrating a RESTful API with a cloud IdP
      Getting ready
      How to do it…
      How it works…
      There’s more…
3
Observability, Monitoring, and Application Management
   Technical requirements
   Adding Actuator to your application
      Getting ready
      How to do it…
      How it works…
      There’s more…
      See also
   Creating a custom Actuator endpoint
      Getting ready
      How to do it…
      How it works…
   Using probes and creating a custom health check
      Getting ready
      How to do it…
      How it works…
      See also
   Implementing distributed tracing
      Getting ready
      How to do it…
      How it works…
      There’s more…
   Accessing standard metrics
      Getting ready
      How to do it…
      How it works…
      See also
   Creating your own metrics
      Getting ready
      How to do it…
      How it works…
      There’s more…
   Integrating your application with Prometheus and Grafana
      Getting ready
      How to do it…
      How it works…
   Changing the settings of a running application
      Getting ready
      How to do it…
      How it works…
      There’s more…
4
Spring Cloud
   Technical requirements
   Setting up Eureka Server
      Getting ready
      How to do it...
      How it works...
   Integrating an application in Eureka Server
      Getting ready
      How to do it...
      How it works...
      There’s more...
   Scaling out the RESTful API
      Getting ready
      How to do it...
      How it works...
   Setting up Spring Cloud Gateway
      Getting ready
      How to do it...
      How it works...
      See also
   Testing Spring Cloud Gateway
      Getting ready
      How to do it...
      How it works...
   Setting up Spring Cloud Config
      Getting ready
      How to do it...
      How it works...
      There’s more...
      See also
   Integrating distributed tracing with Spring Cloud
      Getting ready
      How to do it...
      How it works...
   Deploying Spring Boot Admin
      Getting ready
      How to do it...
      How it works...
   Protecting Spring Cloud Gateway
      Getting ready
      How to do it...
      How it works...
Part 2: Database Technologies
5
Data Persistence and Relational Database Integration with Spring Data
   Technical requirements
   Connecting your application to PostgreSQL
      Getting ready
      How to do it...
      How it works...
      There’s more...
   Using JdbcClient to access the database
      Getting ready
      How to do it...
      How it works...
   Using an ORM to access the database
      Getting ready
      How to do it...
      How it works...
      There’s more...
      See also
   Creating the database schema from our code
      Getting ready
      How to do it...
      How it works...
      There’s more...
      See also
   PostgreSQL integration tests with Testcontainers
      Getting ready
      How to do it...
      How it works...
   Versioning and upgrading database schema
      Getting ready
      How to do it...
      How it works...
      There’s more...
      See also
   Using JPQL
      Getting ready
      How to do it...
      How it works...
      There’s more...
   Using Native Queries
      Getting ready
      How to do it...
      How it works...
      There’s more...
      See also
   Updating Operations
      Getting ready
      How to do it...
      How it works...
      See also
   Using Dynamic Queries
      Getting ready
      How to do it...
      How it works...
      There’s more...
      See also
   Using Transactions
      Getting ready
      How to do it...
      How it works...
      There’s more...
      See also
6
Data Persistence and NoSQL Database Integration with Spring Data
   Technical requirements
   Connecting your application to MongoDB
      Getting ready
      How to do it...
      How it works...
      There’s more...
   Using Testcontainers with MongoDB
      Getting ready
      How to do it...
      How it works...
   Data indexing and sharding in MongoDB
      Getting ready
      How to do it...
      How it works...
      There’s more...
   Using transactions in MongoDB
      Getting ready
      How to do it...
      How it works...
      See also
   Deploying a MongoDB cluster in Testcontainers
      Getting ready
      How to do it...
      How it works...
   Managing concurrency with MongoDB
      Getting ready
      How to do it...
      How it works...
   Connecting your application to Apache Cassandra
      Getting ready
      How to do it...
      How it works...
      See also
   Using Testcontainers with Cassandra
      Getting ready
      How to do it...
      How it works...
   Using Apache Cassandra templates
      Getting ready
      How to do it...
      How it works...
      There’s more...
   Managing concurrency with Apache Cassandra
      Getting ready
      How to do it...
      How it works...
Part 3: Application Optimization
7
Finding Bottlenecks and Optimizing Your Application
   Technical requirements
   Tuning the database connection pool
      Getting ready
      How to do it…
      How it works…
      There’s more…
   Caching dependencies
      Getting ready
      How to do it…
      How it works…
      There’s more…
   Using shared cache
      Getting ready
      How to do it…
      How it works…
   Using Testcontainers with Redis cache
      Getting ready
      How to do it…
      How it works…
   Creating a native image using Spring Boot
      Getting ready
      How to do it…
      How it works…
   Using GraalVM Tracing Agent to configure the native application
      Getting ready
      How to do it…
      How it works…
      There’s more…
   Creating a native executable using Spring Boot
      Getting ready
      How to do it…
      How it works…
      There’s more…
   Creating a native executable from a JAR
      Getting ready
      How to do it…
      How it works…
8
Spring Reactive and Spring Cloud Stream
   Technical requirements
   Creating a reactive RESTful API
      Getting ready
      How to do it...
      How it works...
      There’s more...
   Using a reactive API client
      Getting ready
      How to do it...
      How it works...
   Testing reactive applications
      Getting ready
      How to do it...
      How it works...
   Connecting to PostgreSQL using Spring Data R2DBC
      Getting ready
      How to do it...
      How it works...
      There’s more...
   Event-driven applications with Spring Cloud Stream and RabbitMQ
      Getting ready
      How to do it...
      How it works...
      There’s more...
      See also
   Routing messages with Spring Cloud Stream and RabbitMQ
      Getting ready
      How to do it...
      How it works...
      See also
   Error handling with Spring Cloud Stream
      Getting ready
      How to do it...
      How it works...
      See also
Part 4: Upgrading to Spring Boot 3 from Previous Versions
9
Upgrading from Spring Boot 2.x to Spring Boot 3.0
   Technical requirements
   Preparing the application
      Getting ready
      How to do it...
      How it works...
      See also
   Preparing Spring Security
      Getting ready
      How to do it...
      How it works...
      See also
   Detecting property changes
      Getting ready
      How to do it...
      How it works...
   Upgrade the project to Spring Boot 3
      Getting ready
      How to do it...
      How it works...
   Upgrading Spring Data
      Getting ready
      How to do it...
      How it works...
      There’s more...
      See also
   Managing Actuator changes
      Getting ready
      How to do it...
      How it works...
      See also
   Managing web application changes
      Getting ready
      How to do it...
      How it works...
      There’s more...
      See also
   Using OpenRewrite for migration automation
      Getting ready
      How to do it...
      How it works...
      There’s more...
      See also
Index
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