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Drinking from the Stream How to use messaging platforms for scalability & performance Mark Heckler Professional Problem Solver, Spring Developer & Advocate www.thehecklers.com mark@thehecklers.com mheckler@pivotal.io @mkheck

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@mkheck www.thehecklers.com Distributed systems are easy…right?

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@mkheck www.thehecklers.com Who am I? • Author • Architect & Developer • Java Champion, Rockstar • Professional Problem Solver • Spring Developer & Advocate • Creador y curador de

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@mkheck www.thehecklers.com New book! But you can’t buy it yet… DISCLAIMER: artist’s rendition only, not the real cover

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@mkheck www.thehecklers.com Takeaways Why use messaging platforms/where do they fit in a distributed architecture? Examples of leading messaging platforms What is Spring Cloud Stream? Why use it?

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@mkheck www.thehecklers.com Takeaways Why use messaging platforms/where do they fit in a distributed architecture? Examples of leading messaging platforms What is Spring Cloud Stream? Why use it?

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@mkheck www.thehecklers.com Takeaways Why use messaging platforms/where do they fit in a distributed architecture? Examples of leading messaging platforms What is Spring Cloud Stream? Why use it?

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@mkheck www.thehecklers.com Takeaways Why use messaging platforms/where do they fit in a distributed architecture? Examples of leading messaging platforms What is Spring Cloud Stream? Why use it?

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@mkheck www.thehecklers.com Why use it?

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@mkheck www.thehecklers.com SCSt + ${messaging.platform} =

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@mkheck www.thehecklers.com Sink Processor Power Source

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@mkheck www.thehecklers.com Processor Sink Sink Processor Scalability Source Sink Sink

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@mkheck www.thehecklers.com Processor Sink Sink Processor Flexibility Source Sink Sink

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@mkheck www.thehecklers.com Processor Sink Sink Processor Versatility Source Sink Sink

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@mkheck www.thehecklers.com Sink Processor Stream Revisited: Legacy Source

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@mkheck www.thehecklers.com Consumer Function Stream Revisited: Evolution Supplier

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@mkheck www.thehecklers.com Let’s code!

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@mkheck www.thehecklers.com

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@mkheck www.thehecklers.com Resources https://github.com/mkheck/drinking-from-the-stream https://cloud.spring.io/spring-cloud-stream/ mark@thehecklers.com, mheckler@pivotal.io @mkheck on Twitter Kotlin fan? https://github.com/mkheck/drinking-from-the-stream-kotlin