Spring In Action, 4th Edition: Covers Spring 4 95%

"Spring in Action, 4th Edition" by Craig Walls provides a comprehensive foundation in the Spring 4 framework, focusing heavily on core architectural concepts, XML, and Java-based wiring. While technically outdated regarding modern Spring Boot, Java 17+ requirements, and reactive programming, the text remains a highly regarded resource for understanding Dependency Injection and AOP. Read a detailed summary of the 4th edition's content and relevance at Amazon.com .