1.
Spring Boot.
Boot up your development
Sergey Morenets
morenets@mail.ru

2.
About author
• Works in IT since 2000
• 11 years of Java SE/EE experience
• Java lecturer
• Multiple speaker at Java User Group
• Winner of 2013 Jboss Community
Recognition Award
https://www.jboss.org/jbcra

3.
Agenda
• Overview
• Spring Boot features
• Setup & configuration
• Q&A

4.
Goal
• Development environment
• Launch web application
• Minimum configuration

5.
Goal

6.
Spring Boot
• Stand-alone Spring applications
• Embed Tomcat or Jetty directly (no need
to
• deploy WAR files)
• Automatically Spring configuration
• Absolutely no code generation and no
• requirement for XML configuration
• Focus on business features and less on
• infrastructure

7.
Spring Boot

8.
Spring Boot

9.
Servlets

10.
Filters

11.
Spring Boot plugin

12.
Spring Boot plugin
• spring-boot:run
• spring-boot:repackage

13.
Dependencies

14.
Dependencies

15.
Customization

16.
Tomcat 7

17.
Jetty

18.
Auto-configuration
• AopAutoConfiguration
• JpaRepositoriesAutoConfiguration
• HibernateJpaAutoConfiguration
• DataSourceAutoConfiguration
• JmsTemplateAutoConfiguration
• MongoAutoConfiguration
• RedisAutoConfiguration
• WebMvcAutoConfiguration
• SecurityAutoConfiguration

19.
Properties

20.
Properties

21.
Properties
Class Prefix
MessageSourceAutoConfiguration spring.messages
BatchProperties spring.batch
ElasticsearchProperties spring.data.elasticsearch
FreeMarkerProperties spring.freemarker
JacksonProperties spring.jackson
DataSourceProperties spring.datasource
JerseyProperties spring.jersey
MailProperties spring.mail
MongoProperties spring.data.mongodb
SecurityProperties security
WebMvcProperties spring.mvc

22.
Properties

23.
Spring Boot Actuator
• Helps manage and monitor applications
when pushed to production
• Accessible via HTTP, JMX or remote shell

24.
Spring Boot Actuator
• Series of endpoints to help manage your
Spring application
• Reads properties and spring beans and
then returns a JSON view
• Allows direct access to non functional
application information without having to
open an IDE or a command prompt

25.
Spring Boot Actuator

26.
Spring Boot Actuator
• /info
• /health
• /beans
• /env
• /dump
• /metrics
• /trace
• /autoconfigurationreport
• /shutdown

27.
Spring Boot Actuator. Health

28.
Spring Boot Actuator. Health

29.
Spring Boot Actuator.Metrics
• Includes a metrics service with ‘gauge’
and ‘counter’ support
• A ‘gauge’ records a single value; and a
‘counter’ records a delta (an increment or
decrement)
• Metrics for all HTTP requests are
automatically recorded

30.
Spring Boot Actuator.Metrics
• System metrics
• Datasource metrics
• WebServer metrics
• Custom metrics

31.
Spring Boot Actuator. Metrics

32.
Spring Boot Actuator. Custom metrics

33.
Spring Boot Actuator. Metrics

34.
Pro
• No configuration files
• Auto-configuration
• Maven, Gradle & Ant integration
• Tomcat, Jetty and Undertow built-in
support
• Configuration for multiple Java
technologies
• Monitoring & management out-of-box

35.
Cons
• Based on Spring Framework
• Additional configuration for web servers

36.
Q&A