Spring Start Here

Name: Spring Start Here | Learn what you need and learn it well
Brand: Manning
Price: 49.44 EUR
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Learn what you need and learn it well

Laurentiu Spilca(Author)

Manning (Publisher)

1st Edition

Published on 9. November 2021

416 pages

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978-1-63835-695-0 (ISBN)

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Description

Alles über E-Books | Antworten auf Fragen rund um E-Books, Kopierschutz und Dateiformate finden Sie in unserem Info- & Hilfebereich.

Alles über E-Books, Kopierschutz & Dateiformate finden Sie in unserem Info- & Hilfebereich.

Quickly master the massive Spring ecosystem with this focused, hands-on guide that teaches you exactly what you need to know.

In Spring Start Here, you will learn how to:

Build web applications with Spring
Manage application objects with Spring context
Implement data persistence using data sources and transactions
Implement data exchange between applications using REST services
Utilize Spring Boot's convention-over-configuration approach
Write unit and integration tests for apps implemented with Spring
Minimize work when building any kind of app
Persisting data in a Spring application using the latest approach

Spring Start Here introduces you to Java development with Spring by concentrating on the core concepts you'll use in every application you build. You'll learn how to refactor an existing application to Spring, how to use Spring tools to make SQL database requests and REST calls, and how to secure your projects with Spring Security. There's always more to learn, and this book will make your next steps much easier.

Purchase of the print book includes a free eBook in PDF, Kindle, and ePub formats from Manning Publications.

About the technology
For Java developers, Spring is the must-learn framework. This incredible development tool powers everything from small business ecommerce applications to enterprise-scale microservices. Mastering Spring is a long journey. Taking your first step is easy! Start here.

About the book
Spring Start Here teaches Java developers how to build applications using Spring framework. Informative graphics, relevant examples, and author Laurentiu Spilca's clear and lively writing make it easy to pick up the skills you need. You'll discover how to plan, write, and test applications. And by concentrating on the most important features, this no-nonsense book gives you a firm foundation for exploring Spring's rich ecosystem.

What's inside

Build web applications with Spring
Minimize repetition and manual work
Persisting data in a Spring application
HTTP and REST-based web services
Testing your Spring implementations

About the reader
For readers with beginning to intermediate Java skills.

About the author
Lauren?iu Spilca is a skilled Java and Spring developer and an experienced technology instructor.

Table of Contents
PART 1 FUNDAMENTALS
1 Spring in the real world
2 The Spring context: Defining beans
3 The Spring context: Wiring beans
4 The Spring context: Using abstractions
5 The Spring context: Bean scopes and life cycle
6 Using aspects with Spring AOP
PART 2 IMPLEMENTATION
7 Understanding Spring Boot and Spring MVC
8 Implementing web apps with Spring Boot and Spring MVC
9 Using the Spring web scopes
10 Implementing REST services
11 Consuming REST endpoints
12 Using data sources in Spring apps
13 Using transactions in Spring apps
14 Implementing data persistence with Spring Data
15 Testing your Spring app

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Content

Intro
Spring Start Here
Copyright
contents
front matter
foreword
preface
acknowledgments
about this book
Who should read this book
How this book is organized: A roadmap
About the code
liveBook discussion forum
about the author
about the cover illustration
Part 1 Fundamentals
1 Spring in the real world
1.1 Why should we use frameworks?
1.2 The Spring ecosystem
1.2.1 Discovering Spring Core: The foundation of Spring
1.2.2 Using Spring Data Access feature to implement the app's persistence
1.2.3 The Spring MVC capabilities for developing web apps
1.2.4 The Spring testing feature
1.2.5 Projects from the Spring ecosystem
1.3 Spring in real-world scenarios
1.3.1 Using Spring in the development of a backend app
1.3.2 Using Spring in a automation test app
1.3.3 Using Spring for the development of a desktop app
1.3.4 Using Spring in mobile apps
1.4 When not to use frameworks
1.4.1 You need to have a small footprint
1.4.2 Security needs dictate custom code
1.4.3 Abundant existing customizations make a framework impractical
1.4.4 You won't benefit from switching to a framework
1.5 What will you learn in this book
Summary
2 The Spring context: Defining beans
2.1 Creating a Maven project
2.2 Adding new beans to the Spring context
2.2.1 Using the @Bean annotation to add beans into the Spring context
2.2.2 Using stereotype annotations to add beans to the Spring context
2.2.3 Programmatically adding beans to the Spring context
Summary
3 The Spring context: Wiring beans
3.1 Implementing relationships among beans defined in the configuration file
3.1.1 Wiring the beans using a direct method call between the @Bean methods
3.1.2 Wiring the beans using the @Bean annotated method's parameters
3.2 Using the @Autowired annotation to inject beans
3.2.1 Using @Autowired to inject the values through the class fields
3.2.2 Using @Autowired to inject the values through the constructor
3.2.3 Using dependency injection through the setter
3.3 Dealing with circular dependencies
3.4 Choosing from multiple beans in the Spring context
Summary
4 The Spring context: Using abstractions
4.1 Using interfaces to define contracts
4.1.1 Using interfaces for decoupling implementations
4.1.2 The requirement of the scenario
4.1.3 Implementing the requirement without using a framework
4.2 Using dependency injection with abstractions
4.2.1 Deciding which objects should be part of the Spring context
4.2.2 Choosing what to auto-wire from multiple implementations of an abstraction
4.3 Focusing on object responsibilities with stereotype annotations
Summary
5 The Spring context: Bean scopes and life cycle
5.1 Using the singleton bean scope
5.1.1 How singleton beans work
5.1.2 Singleton beans in real-world scenarios
5.1.3 Using eager and lazy instantiation
5.2 Using the prototype bean scope
5.2.1 How prototype beans work
5.2.2 Prototype beans in real-world scenarios
Summary
6 Using aspects with Spring AOP
6.1 How aspects work in Spring
6.2 Implementing aspects with Spring AOP
6.2.1 Implementing a simple aspect
6.2.2 Altering the intercepted method's parameters and the returned value
6.2.3 Intercepting annotated methods
6.2.4 Other advice annotations you can use
6.3 The aspect execution chain
Summary
Part 2 Implementation
7 Understanding Spring Boot and Spring MVC
7.1 What is a web app?
7.1.1 A general overview of a web app
7.1.2 Different fashions of implementing a web app with Spring
7.1.3 Using a servlet container in web app development
7.2 The magic of Spring Boot
7.2.1 Using a project initialization service to create a Spring Boot project
7.2.2 Using dependency starters to simplify the dependency management
7.2.3 Using autoconfiguration by convention based on dependencies
7.3 Implementing a web app with Spring MVC
Summary
8 Implementing web apps with Spring Boot and Spring MVC
8.1 Implementing web apps with a dynamic view
8.1.1 Getting data on the HTTP request
8.1.2 Using request parameters to send data from client to server
8.1.3 Using path variables to send data from client to server
8.2 Using the GET and POST HTTP methods
Summary
9 Using the Spring web scopes
9.1 Using the request scope in a Spring web app
9.2 Using the session scope in a Spring web app
9.3 Using the application scope in a Spring web app
Summary
10 Implementing REST services
10.1 Using REST services to exchange data between apps
10.2 Implementing a REST endpoint
10.3 Managing the HTTP response
10.3.1 Sending objects as a response body
10.3.2 Setting the response status and headers
10.3.3 Managing exceptions at the endpoint level
10.4 Using a request body to get data from the client
Summary
11 Consuming REST endpoints
11.1 Calling REST endpoints using Spring Cloud OpenFeign
11.2 Calling REST endpoints using RestTemplate
11.3 Calling REST endpoints using WebClient
Summary
12 Using data sources in Spring apps
12.1 What a data source is
12.2 Using JdbcTemplate to work with persisted data
12.3 Customizing the configuration of the data source
12.3.1 Defining the data source in the application properties file
12.3.2 Using a custom DataSource bean
Summary
13 Using transactions in Spring apps
13.1 Transactions
13.2 How transactions work in Spring
13.3 Using transactions in Spring apps
Summary
14 Implementing data persistence with Spring Data
14.1 What Spring Data is
14.2 How Spring Data works
14.3 Using Spring Data JDBC
Summary
15 Testing your Spring app
15.1 Writing correctly implemented tests
15.2 Implementing tests in Spring apps
15.2.1 Implementing unit tests
15.2.2 Implementing integration tests
Summary
Appendix A. Architectural approaches
A.1 The monolithic approach
A.2 Using a service-oriented architecture
A.2.1 Complexity caused by communication among services
A.2.2 Complexity added to the security of the system
A.2.3 Complexity added for the data persistence
A.2.4 Complexity added in the deployment of the system
A.3 From microservices to serverless
A.4 Further reading
Appendix B. Using XML for the context configuration
Appendix C. A quick introduction to HTTP
C.1 What is HTTP?
C.2 The HTTP request as a language between client and server
C.3 The HTTP response: The way the server responds
C.4 The HTTP session
Appendix D. Using JSON formatting
Appendix E. Installing MySQL and creating a database
Step 1: Install a DBMS on your local system
Step 2: Install a client application for your DBMS
Step 3: Connecting to the local DBMS
Step 4: Add a new database
Appendix F. Recommended tools
Appendix G. Recommended learning materials for further study
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