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Tomasz Nurkiewicz
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nurkiewicz at GMail

637 followers
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Sneak peek at spring-cloud-function serverless project
Almost a year ago Spring team announced spring-cloud-function umbrella project. It's basically a Spring's approach to serverless (I prefer the term function-as-a-service ) programming. Function<T, R> becomes the smallest building block in a Spring applicati...
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Reactive emoji tracker with WebClient and Reactor: aggregating data
In the first part we managed to connect to emojitracker.com and consume SSE stream that looks like this: data:{"1F60D":1}

data:{"1F3A8":1,"1F48B":1,"1F499":1,"1F602":1,"2764":1}

data:{"1F607":1,"2764":2} Each message represents the number of various emoji...
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Reactive emoji tracker with WebClient and Reactor: consuming SSE
In this article we will learn how to consume infinite SSE (server-sent events) stream with Spring's WebClient and Project Reactor . WebClient is a new HTTP client in Spring 5, entirely asynchronous and natively supporting Flux and Mono types. You can techni...
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Spring Boot 2: Fluxes, from Elasticsearch to controller
Bieszczady Mountains The final piece of the puzzle in our series is exposing reactive APIs via RESTful interfaces. Previously we were seeding our Elasticsearch with some sample fake data . Now it's about time to expose indexing functionality through some AP...
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Spring Boot 2: Migrating from Dropwizard metrics to Micrometer
Spring Boot 2 is around the corner. One of the minor changes is the replacement of Dropwizard Metrics with Micrometer . The migration path is fairly straightforward and Micrometer actually provides cleaner API. With Metrics, you have to inject MetricRegistr...
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