diff --git a/2019-11/spring-19/.gitignore b/2019-11/spring-19/.gitignore new file mode 100644 index 00000000..4ea52072 --- /dev/null +++ b/2019-11/spring-19/.gitignore @@ -0,0 +1,24 @@ +target/ + +### STS ### +.apt_generated +.classpath +.factorypath +.project +.settings +.springBeans +.sts4-cache + +### IntelliJ IDEA ### +.idea +*.iws +*.iml +*.ipr + +### NetBeans ### +/nbproject/private/ +/build/ +/nbbuild/ +/dist/ +/nbdist/ +/.nb-gradle/ diff --git a/2019-11/spring-19/pom.xml b/2019-11/spring-19/pom.xml new file mode 100644 index 00000000..06dd04ce --- /dev/null +++ b/2019-11/spring-19/pom.xml @@ -0,0 +1,18 @@ + + + 4.0.0 + + ru.otus + spring-19 + 1.0 + + pom + + + spring-19-web-flux + spring-19-reactor + spring-19-reactive-spring-data + + diff --git a/2019-11/spring-19/spring-19-reactive-spring-data/pom.xml b/2019-11/spring-19/spring-19-reactive-spring-data/pom.xml new file mode 100644 index 00000000..eef0e20e --- /dev/null +++ b/2019-11/spring-19/spring-19-reactive-spring-data/pom.xml @@ -0,0 +1,51 @@ + + + 4.0.0 + + ru.otus + spring-19-reactive-spring-data + 1.0 + + + org.springframework.boot + spring-boot-starter-parent + 2.2.4.RELEASE + + + + + 11 + 11 + + + + + org.springframework.boot + spring-boot-starter + + + org.springframework.boot + spring-boot-starter-data-mongodb-reactive + + + org.mongodb + mongodb-driver-reactivestreams + + + + de.flapdoodle.embed + de.flapdoodle.embed.mongo + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + + diff --git a/2019-11/spring-19/spring-19-reactive-spring-data/src/main/java/ru/otus/spring/Main.java b/2019-11/spring-19/spring-19-reactive-spring-data/src/main/java/ru/otus/spring/Main.java new file mode 100644 index 00000000..6ad1b997 --- /dev/null +++ b/2019-11/spring-19/spring-19-reactive-spring-data/src/main/java/ru/otus/spring/Main.java @@ -0,0 +1,37 @@ +package ru.otus.spring; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.AutoConfigureAfter; +import org.springframework.boot.autoconfigure.SpringBootApplication; +import org.springframework.boot.autoconfigure.data.mongo.MongoDataAutoConfiguration; +import org.springframework.boot.autoconfigure.mongo.MongoAutoConfiguration; +import org.springframework.boot.autoconfigure.mongo.embedded.EmbeddedMongoAutoConfiguration; +import org.springframework.context.ApplicationContext; +import org.springframework.data.mongodb.repository.config.EnableReactiveMongoRepositories; +import reactor.core.Disposable; +import reactor.core.publisher.Flux; +import ru.otus.spring.domain.Person; +import ru.otus.spring.repostory.PersonRepository; + + +@SpringBootApplication +public class Main { + + public static void main(String[] args) throws InterruptedException { + ApplicationContext context = SpringApplication.run(Main.class); + + PersonRepository repository = context.getBean(PersonRepository.class); + + repository.saveAll( + Flux.fromArray(new String[]{"Pushkin", "Lermontov"}) + .map(Person::new) + ).subscribe(); + + Disposable flux = repository.findAll() + .subscribe(p -> System.out.println(p.getName())); + + Thread.sleep(20000); + + flux.dispose(); + } +} diff --git a/2019-11/spring-19/spring-19-reactive-spring-data/src/main/java/ru/otus/spring/domain/Person.java b/2019-11/spring-19/spring-19-reactive-spring-data/src/main/java/ru/otus/spring/domain/Person.java new file mode 100644 index 00000000..2bdc3894 --- /dev/null +++ b/2019-11/spring-19/spring-19-reactive-spring-data/src/main/java/ru/otus/spring/domain/Person.java @@ -0,0 +1,27 @@ +package ru.otus.spring.domain; + +public class Person { + + private String id; + private String name; + + public Person(String name) { + this.name = name; + } + + public String getId() { + return id; + } + + public void setId(String id) { + this.id = id; + } + + public String getName() { + return name; + } + + public void setName(String name) { + this.name = name; + } +} diff --git a/2019-11/spring-19/spring-19-reactive-spring-data/src/main/java/ru/otus/spring/repostory/PersonRepository.java b/2019-11/spring-19/spring-19-reactive-spring-data/src/main/java/ru/otus/spring/repostory/PersonRepository.java new file mode 100644 index 00000000..0485aa38 --- /dev/null +++ b/2019-11/spring-19/spring-19-reactive-spring-data/src/main/java/ru/otus/spring/repostory/PersonRepository.java @@ -0,0 +1,17 @@ +package ru.otus.spring.repostory; + +import org.springframework.data.mongodb.repository.Query; +import org.springframework.data.mongodb.repository.ReactiveMongoRepository; +import org.springframework.data.repository.reactive.ReactiveCrudRepository; +import reactor.core.publisher.Flux; +import reactor.core.publisher.Mono; +import ru.otus.spring.domain.Person; + + +public interface PersonRepository extends ReactiveMongoRepository { + + Flux findByName(String name); + + @Query("{ 'name': ?0 }") + Mono findFirstByName(String name); +} diff --git a/2019-11/spring-19/spring-19-reactive-spring-data/src/main/resources/application.yml b/2019-11/spring-19/spring-19-reactive-spring-data/src/main/resources/application.yml new file mode 100644 index 00000000..e69de29b diff --git a/2019-11/spring-19/spring-19-reactor/pom.xml b/2019-11/spring-19/spring-19-reactor/pom.xml new file mode 100644 index 00000000..d388d638 --- /dev/null +++ b/2019-11/spring-19/spring-19-reactor/pom.xml @@ -0,0 +1,42 @@ + + + 4.0.0 + + ru.otus + spring-19-reactor + 1.0 + + + org.springframework.boot + spring-boot-starter-parent + 2.2.4.RELEASE + + + + + 11 + 11 + + + + + org.springframework.boot + spring-boot-starter + + + io.projectreactor + reactor-core + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + + diff --git a/2019-11/spring-19/spring-19-reactor/src/main/java/ru/otus/spring/Main.java b/2019-11/spring-19/spring-19-reactor/src/main/java/ru/otus/spring/Main.java new file mode 100644 index 00000000..cc406c39 --- /dev/null +++ b/2019-11/spring-19/spring-19-reactor/src/main/java/ru/otus/spring/Main.java @@ -0,0 +1,20 @@ +package ru.otus.spring; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; +import org.springframework.context.ConfigurableApplicationContext; +import ru.otus.spring.reactor.FluxService; + +@SpringBootApplication +public class Main { + + public static void main(String[] args) { + ConfigurableApplicationContext context = SpringApplication.run(Main.class); + + FluxService service = context.getBean(FluxService.class); + + service.printHello("Ivan"); + } +} + + diff --git a/2019-11/spring-19/spring-19-reactor/src/main/java/ru/otus/spring/reactor/FluxService.java b/2019-11/spring-19/spring-19-reactor/src/main/java/ru/otus/spring/reactor/FluxService.java new file mode 100644 index 00000000..3d2ca3cf --- /dev/null +++ b/2019-11/spring-19/spring-19-reactor/src/main/java/ru/otus/spring/reactor/FluxService.java @@ -0,0 +1,49 @@ +package ru.otus.spring.reactor; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Service; +import reactor.core.Disposable; +import reactor.core.publisher.DirectProcessor; +import reactor.core.publisher.Mono; + +@Service +public class FluxService { + + private final Logger logger = LoggerFactory.getLogger(FluxService.class); + + private final NonFluxService nonFluxService; + private final DirectProcessor processor; + private final Disposable flow; + + @Autowired + public FluxService(NonFluxService nonFluxService) { + this.nonFluxService = nonFluxService; + // Создаём процессор - это reactor-овская реализация reactive-stream интерфейса + // Direct processor, кстати - это простой последовательный вызов методов) + processor = DirectProcessor.create(); + // Здесь мы настриваем flow + flow = Mono.from(processor) + .map(nonFluxService::nonFluxSayHello) + .subscribe(this::printMessage); + } + + /** + * Этот метод будет инициировать асинзронную обрабтку сообщения + * + * @param name это имя будет приходить из не-reactor окружения + */ + public void printHello(String name) { + processor.onNext(new Message(name)); + } + + /** + * А это терминальный шаг для сообщения + * + * @param message а это финальный шаг для сообщения, отсюда можно вернуть рзультат в не-реактив окружение + */ + private void printMessage(Message message) { + logger.info("Message received: {}", message.getValue()); + } +} diff --git a/2019-11/spring-19/spring-19-reactor/src/main/java/ru/otus/spring/reactor/Message.java b/2019-11/spring-19/spring-19-reactor/src/main/java/ru/otus/spring/reactor/Message.java new file mode 100644 index 00000000..ac58a62c --- /dev/null +++ b/2019-11/spring-19/spring-19-reactor/src/main/java/ru/otus/spring/reactor/Message.java @@ -0,0 +1,14 @@ +package ru.otus.spring.reactor; + +public class Message { + + private final String value; + + public Message(String value) { + this.value = value; + } + + public String getValue() { + return value; + } +} diff --git a/2019-11/spring-19/spring-19-reactor/src/main/java/ru/otus/spring/reactor/NonFluxService.java b/2019-11/spring-19/spring-19-reactor/src/main/java/ru/otus/spring/reactor/NonFluxService.java new file mode 100644 index 00000000..1b9be28a --- /dev/null +++ b/2019-11/spring-19/spring-19-reactor/src/main/java/ru/otus/spring/reactor/NonFluxService.java @@ -0,0 +1,24 @@ +package ru.otus.spring.reactor; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.stereotype.Service; + +@Service +public class NonFluxService { + + private final Logger logger = LoggerFactory.getLogger(NonFluxService.class); + + public Message nonFluxSayHello(Message message) { + logger.info("Message received in non-flux service: {}", message.getValue()); + + final String name = message.getValue(); + final String withHello = "Hello, " + name + "!"; + try { + Thread.sleep(1000); + return new Message(withHello); + } catch (InterruptedException ex) { + return new Message(withHello); + } + } +} diff --git a/2019-11/spring-19/spring-19-web-flux/pom.xml b/2019-11/spring-19/spring-19-web-flux/pom.xml new file mode 100644 index 00000000..6a01e4f8 --- /dev/null +++ b/2019-11/spring-19/spring-19-web-flux/pom.xml @@ -0,0 +1,44 @@ + + + 4.0.0 + + ru.otus + spring-19-web-flux + 1.0 + + + org.springframework.boot + spring-boot-starter-parent + 2.2.4.RELEASE + + + + + 11 + 11 + + + + + org.springframework.boot + spring-boot-starter-webflux + + + + + io.reactivex.rxjava2 + rxjava + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + + diff --git a/2019-11/spring-19/spring-19-web-flux/src/main/java/ru/otus/spring/Main.java b/2019-11/spring-19/spring-19-web-flux/src/main/java/ru/otus/spring/Main.java new file mode 100644 index 00000000..cad1ae76 --- /dev/null +++ b/2019-11/spring-19/spring-19-web-flux/src/main/java/ru/otus/spring/Main.java @@ -0,0 +1,14 @@ +package ru.otus.spring; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +@SpringBootApplication +public class Main { + + public static void main(String[] args) { + SpringApplication.run(Main.class); + } +} + + diff --git a/2019-11/spring-19/spring-19-web-flux/src/main/java/ru/otus/spring/ReactorController.java b/2019-11/spring-19/spring-19-web-flux/src/main/java/ru/otus/spring/ReactorController.java new file mode 100644 index 00000000..537ead63 --- /dev/null +++ b/2019-11/spring-19/spring-19-web-flux/src/main/java/ru/otus/spring/ReactorController.java @@ -0,0 +1,33 @@ +package ru.otus.spring; + +import org.springframework.http.MediaType; +import org.springframework.web.bind.annotation.GetMapping; +import org.springframework.web.bind.annotation.RestController; +import reactor.core.publisher.Flux; +import reactor.core.publisher.Mono; + +import java.time.Duration; + +@RestController +public class ReactorController { + + @GetMapping("/flux/one") + public Mono one() { + return Mono.just("one"); + } + + @GetMapping("/flux/ten") + public Flux list() { + return Flux.range(1, 10); + } + + @GetMapping(path = "/flux/stream", produces = MediaType.TEXT_EVENT_STREAM_VALUE) + public Flux stream() { + return Flux.generate(() -> 0, (state, emitter) -> { + emitter.next(state); + return state + 1; + }) + .delayElements(Duration.ofSeconds(1L)) + .map(Object::toString); + } +} diff --git a/2019-11/spring-19/spring-19-web-flux/src/main/java/ru/otus/spring/RxJava2Controller.java b/2019-11/spring-19/spring-19-web-flux/src/main/java/ru/otus/spring/RxJava2Controller.java new file mode 100644 index 00000000..edf0035f --- /dev/null +++ b/2019-11/spring-19/spring-19-web-flux/src/main/java/ru/otus/spring/RxJava2Controller.java @@ -0,0 +1,20 @@ +package ru.otus.spring; + +import io.reactivex.Flowable; +import io.reactivex.Single; +import org.springframework.web.bind.annotation.GetMapping; +import org.springframework.web.bind.annotation.RestController; + +@RestController +public class RxJava2Controller { + + @GetMapping("/rx/one") + public Single single() { + return Single.just("one"); + } + + @GetMapping("/rx/ten") + public Flowable list() { + return Flowable.range(1, 10); + } +}