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Porting legacy apps to Spring Boot in one week

By Erdem Günay (@gunayus)

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About Turkcell

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About Turkcell

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How I met Spring Boot?

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Turkcell Video – legacy BaaS

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Turkcell Video – legacy BaaS

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Porting to Spring Boot – end of 1st hour

http://spring.io/guides/gs/actuator-service/

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Porting to Spring Boot – end of 1st day

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Porting to Spring Boot – end of 1st day

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Porting to Spring Boot – end of the week

• All the legacy REST APIs are migrated to @RestController(s)• Architecture is redesigned• Reimplemented as true, simple Spring 4 web application• Zero mobile client update • Faster development, running & debugging• Jboss netty Apache web server & Tomcat 7

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Porting to Spring Boot – number of sessions

%100

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Porting to Spring Boot – throughput

09.0

2.20

14

10.0

2.20

14

11.0

2.20

14

12.0

2.20

14

13.0

2.20

14

14.0

2.20

14

15.0

2.20

14

16.0

2.20

14

17.0

2.20

14

18.0

2.20

140

50

100

150

200

250

300

350

400

450

500

Throughput (GB)

Total

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Android Remote App Configuration

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Android Remote App Configuration

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Android Remote App Configuration

[operation] == 'command' and [manufacturer] == ‘turkcell' and [model] == 't50‘

{

"operation": "command",

"manufacturer": "turkcell",

"model": "t50", "appVersion": "31",

"board": "MSM8226", "device": "msm8226",

"hardware": "qcom", "networkCountryIso": "tr",

"resolution": "720x1184"

}

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Ongoing projects

• All new projects are "bootiful"• Object storage project with 1 Million users and 2 PB storage

capacity• Mobile analytics platform 90 Million transactions per day

SpringFramework

SpringSecurity

SpringData

SpringIntegration

SpringSocial

Spring REST &Web Services

SpringBoot

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Thanks

@gunayus