Spring Boot quickstart …with a little bit of Apache CXF

Jonas Hecht

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About me

Jonas Hecht, Senior IT-Consultant

https://blog.codecentric.de/author/jonas-hecht/ jonas.hecht@codecentric.de

@jonashackt

github.com/jonashackt

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I know Spring.

But what´s that Spring Boot thingy?

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https://spring.io/projects

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http://projects.spring.io/spring-boot https://github.com/spring-projects/spring-boot http://start.spring.io/ https://spring.io/blog/2016/07/28/spring-boot-1-4-released

Where to start?

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Main design goals

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Picture: https://flic.kr/p/nZxKRM

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http://projects.spring.io/spring-boot/

“Spring Boot […] is designed to get you up and running as

quickly as possible.”

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Picture: https://flic.kr/p/aD4qRA

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Spring Boot favors convention over configuration […].

http://projects.spring.io/spring-boot/

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And the details?

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13Picture: https://flic.kr/p/cGmP7A

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Embedded Tomcat, Jetty…

Stand-alone

No need to deploy .war’s/.ear’s

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$ java -jar cxf-boot-simple-0.0.1-SNAPSHOT.jar !or !$ mvn spring-boot:run!

Stand-alone, no deployment

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'starter' POMs to simplify Maven configuration

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● Batch, Messaging, Caching, Relational Databases, JPA, NoSQL, whatever, Redis, Integration, Logging, WebServices, Mail, Security, Webapps, REST,…

● official: https://github.com/spring-projects/spring-boot/tree/master/spring-boot-starters

● community:

https://github.com/spring-projects/spring-boot/tree/master/spring-boot-starters#community-contributions

'starter' POMs

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Automatically configure Spring whenever possible

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import org.springframework.boot.autoconfigure.condition.*; @Configuration annotated Classes: @Conditional @ConditionalOnBean(YourClassHere.class) @ConditionalOnProperty(“your.property.here“) @ConditionalOnResource ...

Automatic configuration

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Production-ready features

Metrics, health checks, externalized configuration…

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No code generation

No XML configuration!

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I want my own custom Spring Boot Starter!

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Howto: https://blog.codecentric.de/en/2014/11/extending-spring-boot-five-steps-writing-spring-boot-starter/ Examples: https://github.com/spring-projects/spring-boot/tree/master/spring-boot-starters#community-contributions https://github.com/codecentric/spring-boot-starter-batch-web https://github.com/codecentric/cxf-spring-boot-starter

Custom Spring Boot Starters

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demo

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Complete Howto: https://blog.codecentric.de/2016/02/spring-boot-apache-cxf/ à http://start.spring.io/ group: de.codecentric.webservice artifact: simpleservice Web & Devtools

Demo: web service with Apache CXF 1/4

CXF-Dependencies <!-- Apache CXF --> <dependency>

<groupId>org.apache.cxf</groupId> <artifactId>cxf-rt-frontend-jaxws</artifactId> <version>3.1.7</version>

</dependency> <dependency>

<groupId>org.apache.cxf</groupId> <artifactId>cxf-rt-transports-http</artifactId> <version>3.1.7</version>

</dependency>

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Demo: web service with Apache CXF 2/4

@Bean public ServletRegistrationBean dispatcherServlet() { return new ServletRegistrationBean(new CXFServlet(), "/soap-api/*"); } @Bean(name= Bus.DEFAULT_BUS_ID) public SpringBus springBus() { return new SpringBus(); }

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WSDL: https://github.com/jonashackt/weather-service-wsdl/ jaxws-maven-plugin config see https://blog.codecentric.de/2016/02/spring-boot-apache-cxf/ http://cxf.apache.org/docs/jax-ws-configuration.html

Demo: web service with Apache CXF 3/4

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@Bean public WeatherService weatherService() { return new WeatherServiceEndpoint(); } @Bean public Endpoint endpoint() { EndpointImpl endpoint = new EndpointImpl(springBus(), weatherService()); endpoint.publish("/WeatherSoapService_1.0"); return endpoint; }

Demo: web service with Apache CXF 4/4

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Questions?

J