Microservice Architecture with Grails 3
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Microservice Architecture With Grails 3
Jeff Scott Brown @jeffscottbrown
brownj@ociweb.com
More at ociweb.com/grails
Copyright (c) 2015 Object Computing, Inc. All rights reserved.
WE ARE HIRING!
Groovy And Grails Project Work Grails 2 -> 3 Plugin Migrations Grails Plugin Development Expanding GORM’s Reach New Application Profiles Grails Core Development
grailsjobs@ociweb.com
Copyright (c) 2015 Object Computing, Inc. All rights reserved.
“The term "Microservice Architecture" has sprung up over the last few years to describe a particular way of designing software applications as suites of independently deployable services. While there is no precise definition of this architectural style, there are certain common characteristics around organization around business capability, automated deployment, intelligence in the endpoints, and decentralized control of languages and data.”
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Microservices
— Martin Fowler, http://martinfowler.com/articles/microservices.html
Copyright (c) 2015 Object Computing, Inc. All rights reserved.
URL Mapping Resources
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Copyright (c) 2015 Object Computing, Inc. All rights reserved.
URL Mapping
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Method URI ActionGET /people indexGET /people/create createPOST /people saveGET /people/{id} showGET /people/{id}/edit editPUT /people/{id} updateDELETE /people/{id} delete
Copyright (c) 2015 Object Computing, Inc. All rights reserved.
Versioning Resources
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curl -i -H "Accept-Version: 1.0" http://localhost:8080/people
Uses Request Header
Copyright (c) 2015 Object Computing, Inc. All rights reserved.
Domain Class Resource Annotation
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• Same URL Mappings • Same Controller Behavior • Same Data Binding • Same Rendering • Etc…
Copyright (c) 2015 Object Computing, Inc. All rights reserved.
Extending RestfulController
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Copyright (c) 2015 Object Computing, Inc. All rights reserved.
REST Client Builder
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Copyright (c) 2015 Object Computing, Inc. All rights reserved.
REST Client Builder
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Copyright (c) 2015 Object Computing, Inc. All rights reserved.
Time To Build Some Apps…
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