52 lines
1.8 KiB
Markdown
52 lines
1.8 KiB
Markdown
# Spring Data Couchbase 3.0 - Reactive examples
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This project contains samples of reactive data access features with Spring Data (Couchbase).
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## Reactive Template API usage with `RxJavaCouchbaseOperations`
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The main reactive Template API class is `RxJavaCouchbaseTemplate`, ideally used through its interface `RxJavaCouchbaseOperations`. It defines a basic set of reactive data access operations using [RxJava 1](https://github.com/ReactiveX/RxJava/tree/1.x) `Single` and `Observable` reactive types.
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```java
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Airline airline = new Airline();
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Observable<Airline> single = operations.save(airline)
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Observable<Airline> airlines = operations.findByView(ViewQuery.from("airlines", "all"), Airline.class);
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```
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The test cases in `RxJavaCouchbaseOperationsIntegrationTests` show basic Template API usage.
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Reactive data access reads and converts individual elements while processing the stream.
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## Reactive Repository support
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Spring Data Couchbase provides reactive repository support with Project Reactor, RxJava 1 and RxJava 2 reactive types. The reactive API supports reactive type conversion between reactive types.
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```java
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@N1qlPrimaryIndexed
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@ViewIndexed(designDoc = "airlines")
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public interface ReactiveAirlineRepository extends ReactiveCrudRepository<Airline, String> {
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Mono<Airline> findAirlineByIataCode(String code);
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@View(designDocument = "airlines", viewName = "all")
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Flux<Airline> findAllBy();
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}
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```
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```java
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@N1qlPrimaryIndexed
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@ViewIndexed(designDoc = "airlines")
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public interface RxJava1AirlineRepository extends Repository<Airline, String> {
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Single<Airline> findAirlineByIataCode(String code);
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@View(designDocument = "airlines", viewName = "all")
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Observable<Airline> findAllBy();
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Single<Airline> findById(String id);
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Single<Airline> save(Airline airline);
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}
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```
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