Pro Spring MVC with WebFlux Web Development in Spring Framework 5 and Spring Boot 2 - Second Edition (Marten Deinum Iuliana Cosmina)（Z-Library）

【One-Line Pitch】 A practical, code-driven guide for Java developers who want to master both classic Spring MVC and reactive Spring WebFlux, with hands-on projects, configuration walkthroughs, and deployment tips for building modern web applications and microservices. 【Book Arc】 - **Opening (~0%–8%)**: Introduces the book’s scope—covering Spring MVC and WebFlux designs, with an emphasis on applying framework patterns to your own code. Includes author acknowledgments and a promise of hidden tips for extending the frameworks safely. - **Early (~15%–26%)**: Sets up the local development environment: installing Java (JDK 14), Gradle (6.x), and IntelliJ IDEA, plus an overview of the multi-module "Bookstore" sample project used throughout the book. Also begins Spring Framework fundamentals, tracing its origins from J2EE complexity to a modular, IoC-based design. - **Middle (~38%–52%)**: Walks through running the sample projects in IntelliJ IDEA—configuring Gradle and JDK versions, building via the Gradle View, deploying to Apache Tomcat, and launching Spring Boot apps. Includes troubleshooting tips for multi-module setups, such as setting the working directory explicitly. - **Middle (~56%–62%)**: Dives into Spring Framework fundamentals: module overview (AOP, Beans, Context, Web, WebFlux, etc.), dependency injection as a cleaner alternative to JNDI lookups, and the rationale behind Spring’s simple yet powerful programming model. Points to deeper references like Pro Spring 5 for advanced topics. - **Late (~67%–82%)**: Continues with Spring module details and dependency injection examples, contrasting messy contextualized lookups with clean, testable DI code. The book then transitions toward controllers, REST, views, and WebFlux (per the table of contents), though the excerpts here focus on the foundational setup and DI principles. 【Key Takeaways】 - **Environment setup is half the battle** (Early): The book insists on JDK 14, Gradle 6.x, and IntelliJ IDEA, with the Gradle Wrapper to avoid manual installs. Getting these right prevents common build and deployment frustrations later. - **Spring’s modularity is its strength** (Middle): The framework is a collection of jars (spring-core, spring-webmvc, spring-webflux, etc.) you can cherry-pick. Understanding this helps you build lean applications without unnecessary dependencies. - **Dependency injection beats contextual lookup** (Late): JNDI-style lookups in constructors create messy, untestable code. Passing dependencies via constructors (DI) makes code clean, decoupled, and unit-test-friendly—a core Spring philosophy. - **Spring Boot simplifies but has quirks** (Middle): Running Boot apps in IntelliJ IDEA is easy (right-click the main class), but multi-module Gradle projects may need a manually set working directory to build the application context correctly. - **The Bookstore project is your learning lab** (Early): A multi-module Gradle project, with chapter-prefixed modules (e.g., chapter1-bookstore, chapter1-mvc-bookstore), gives you ready-made code to experiment with as you progress through the book. - **Spring evolved from J2EE pain points** (Middle): Born from Rod Johnson’s book on J2EE complexity, Spring offers a consistent programming model across data access, messaging, and web—solving problems that older JEE specs struggled with. 【Reading Tips】 - **Skim Chapter 1 if you’re experienced**: The environment setup (Java, Gradle, IntelliJ) is thorough but standard; skip ahead if you already have a working toolchain, but do note the IntelliJ-specific Gradle/JDK troubleshooting tips. - **Deep-read Chapter 2 for DI fundamentals**: The contrast between JNDI lookup and dependency injection is essential—grasp this before moving to controllers and WebFlux, as it underpins all Spring code. - **Use the Bookstore project as a reference**: Don’t just read—run the chapter-prefixed modules and modify them. The book’s value comes from hands-on experimentation with the provided code. - **Watch for hidden treasures**: The authors promise tips on extending Spring MVC and WebFlux safely; keep an eye out for these in later chapters (e.g., customizing RequestMappingHandlerMapping or using RequestDataValueProcessor). - **Pair with official docs for depth**: The book points to Spring Framework and Spring Boot reference guides for deeper dives; use them when you need more detail than the book provides. 【Coverage Limits】 This guide is based on excerpts covering the book’s introduction, environment setup, and Spring Framework fundamentals (Chapters 1–2). It does not cover the detailed controller, REST, view, or WebFlux chapters (Chapters 3–10), which are listed in the table of contents but not excerpted here.