August 2018
Intermediate to advanced
372 pages
9h 29m
English
Content preview from Software Architecture with Spring 5.0
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Reactive Spring Data
Since Reactor can be used with Spring Data, we can take full advantage of the reactive programming model at this stage. This means that you can persist data represented as Flux or Mono objects. Let's review the following example, implemented with MongoDB:
@Testpublic void findAllShouldFindTheTotalAmountOfRecordsInserted() { int quantityOfEntitiesToPersistAsFlux = 100; // Saving a Flux with 100 items repository.saveAll ( Flux.just(generateArrayWithElements (quantityOfEntitiesToPersistAsFlux)) ) .then() .block(); // Saving a Mono repository.saveAll(Mono.just(new Customer("Rene"))) .then() .block(); List<String> customerIds = repository.findAll() .map(customer -> customer.getId()) .collectList() .block(); int totalAmountOfInserts ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.