Devoxx 2016: Be Productive with JHipster (2016-11-07)

Julien Dubois & Deepu K Sasidharan

https://jhipster.github.io/

• Yeoman generator for generating Spring Boot + Angular apps
• open source
• install: https://jhipster.github.io/installation/ --> yo jhipster
• ohmyz.sh --> zsh configuration for shortcuts

demo generated stuff:

• database: liquibase
• Dockerfile -- docker-compose -f src/main/docker/mysql.yml up -d
• swagger documentation
• mvn clean test (maven / gradle wrappers)

other options

• hazelcast https://hazelcast.org/getting-started/
• mongodb / mongobee changelogs 'https://github.com/mongobee/mongobee)
• Cassandra
• elasticsearch (spring data elasticsearch)
• kafka: load / failover for microservices
• Spring Data JPA Security
• sessionbased: classic Spring Security + "remember me" suport
• oauth2: stateless
• jwt: default for microservices

I18n:

• Angular Translate in client
• java internationalization on server

Websockets

• Spring Websockets
• sample screen generated (track users)

demo:

• yo jhipster entity
• tip: use git to save between sub-generator steps
• MapStruct for data-access (or DTO's) -- http://mapstruct.org/
• pagination options
• yo jhipster:upgrade -- creates clean git branch
• spring boot devtools: auto reload
• mvnw: maven wrapper https://github.com/takari/maven-wrapper
• gulp: task management https://github.com/gulpjs/gulp/blob/master/docs/getting-started.md
• bower install bootstrap material design
• John Papa Angular JS style guide: https://github.com/johnpapa/angular-styleguide

integration tests

• reuse Spring context
• Mockito: @WithMockUser to use "test"-user
• field injection: ReflectionTestUtils.setField(...)
• karmaber:
• gatling
• cucum https://cucumber.io/
• protractor (Firefox) http://www.protractortest.org/#/
• code quality with Sonar (mvnw clean test sonar:sonar)
• travis (https://travis-ci.org/) / jenins 2 config

production

• mvnw clean package -Pprod
• light server: http://undertow.io/
• Spring Boot Actuator prepares settings for production http://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#production-ready,
• Dropwizard Metrics (timed annotations) http://metrics.dropwizard.io/p
• stream logs to Logstash etc (ELK server) https://www.elastic.co/products/logstash
• docker compose generator --> microservices
  • Docker Swarm subgenerator
  • Kubernetes: yo jhipster:kubernetes
  • Heroku: yo jhipster:heroku
• deployables: AWS, BoxFuse (https://boxfuse.com/), war etc

JDL Jhipster Domain Language

• JDL Studio https://jhipster.github.io/jdl-studio/
• generate entities for jhipster
• yo jhipster:import-jdl
• graphical view

Modules

• https://jhipster.github.io/modules/marketplace/#/list
• https://npms.io/search?q=jhipster-module

Microservices

• "applicationtype": gateway
• https://goo.gl/images/YiRaUf
• "Micorservice application" type
• security
  • JWT: default
    • secret key with gateway
  • or oauth2
• Netflix Zuul (routing, load balancing, failover etc): https://github.com/Netflix/zuul/wiki
• websockets : not available (Zuul 2)
• registry:
  • JHipster registry (Netflix Eureka https://github.com/Netflix/eureka for service reg/discovery, Spring cloud config etc)
  • HasiCorp Consul (alternative) https://www.consul.io/
    • more efficient
    • with DNS server
• Hazelcast distributed cache

JHipster Console

• Monitoring app built with ELK
• Dcoker Compose sub-generator

future:

• yarn upgrade https://yarnpkg.com/
• bower will be removed in jhipster 4
• Angular JS2: 90% done
• JHipster IDE Plugin for eclipse: design entities