资源描述:
《SOA Optimization Strategy and Execution 》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、SOA Op&miza&on: Strategy & Execu&on ebenhewi;@ebenhewi;JavaOne 2011 ‐ session 22742 who I am •Senior Director, Systems Architecture at a global corpora&on •Led SOA Rollouts •Author of Java SOA Cookbook (2009), Cassandra: The Defini7ve Guide, (2010), & several
2、other books •Interviewed on SOA by InfoQ•Speaker on SOA at JavaOne, Oracle OpenWorld, TSSJS, Strange Loop, many others agenda •approaching soa as a strategy•concrete tools and heuris&cs for succeeding with that strategy –organiza&on –code –metrics our challenge
3、 •proprietary protocols •lots of &ght coupling •expensive changes •lots of data replica&on •no single source of the truth •expensive partner integra&ons •resiliency improvements •difficult governance •interna&onaliza&on and localiza&on very difficult SOA Defini&on
4、 An organiza&onal & technical strategy that enables the delivery of self‐describing, plaWorm‐independent business func&onality, and makes it available as building blocks for current & future applica&ons service a;ributes •strong interface •interoperable •reus
5、able & composable•standard contract •independent lifecycle •discoverable & governable organiza&onal strategy •illustrate the problem •gain broad execu&ve support for the solu&on –architecture in middle as leader •iden&fy stakeholders •represent business capabil
6、i&es & organize them into business domains •create a ar&facts –reference architecture, roadmap, metrics, •architecture centrally control rollout –canonical model, interfaces, naming, conven&ons, infrastructure, etc–distribute cau&ously illustrate the problem
7、business domains & capabili&es elicit service candidates •elicit services to make based on business capabili&es –map them to service implementa&ons •service owners/process owners are cri&cal as product owners are in scrum •classify services –business en&ty, eve
8、nts, u&lity, process criteria for pilot projects •meaningful business value, but not beZng the farm •not mission‐cri&cal •flexible delivery date •may cross internal organiza&