Groovy and Grails Recipes 作者：Bashar Abdul-Jawad 共407页 PART 1 Groovy by Example CHAPTER 1 Getting Started with Groovy CHAPTER 2 From Java to Groovy CHAPTER 3 Groovy Data Types and Control Structures CHAPTER 4 Object-Oriented Groovy CHAPTER 5 Closures
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Grails 4 ships with the following dependency upgrades:
Groovy 2.5.6
GORM 7 and Hibernate 5.4 (now the default version of Hibernate for new applications)
Spring Framework 5.1.5
Spring Boot 2.1.3
Gradle 5.1.1
Spock 1.2
