How to use onSubscribe method of org.testcontainers.r2dbc.ConnectionPublisher class

Best Testcontainers-java code snippet using org.testcontainers.r2dbc.ConnectionPublisher.onSubscribe

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...19 this.futureSupplier = futureSupplier;20 }21 @Override22 public void subscribe(Subscriber<? super Connection> actual) {23 actual.onSubscribe(new StateMachineSubscription(actual));24 }25 private class StateMachineSubscription implements Subscription {26 private final Subscriber<? super Connection> actual;27 Subscription subscriptionState;28 StateMachineSubscription(Subscriber<? super Connection> actual) {29 this.actual = actual;30 subscriptionState = new WaitRequestSubscriptionState();31 }32 @Override33 public synchronized void request(long n) {34 subscriptionState.request(n);35 }36 @Override37 public synchronized void cancel() {38 subscriptionState.cancel();39 }40 synchronized void transitionTo(SubscriptionState newState) {41 subscriptionState = newState;42 newState.enter();43 }44 abstract class SubscriptionState implements Subscription {45 void enter() {46 }47 }48 class WaitRequestSubscriptionState extends SubscriptionState {49 @Override50 public void request(long n) {51 transitionTo(new WaitFutureCompletionSubscriptionState());52 }53 @Override54 public void cancel() {55 }56 }57 class WaitFutureCompletionSubscriptionState extends SubscriptionState {58 private CompletableFuture<ConnectionFactory> future;59 @Override60 void enter() {61 this.future = futureSupplier.get();62 future.whenComplete((connectionFactory, e) -> {63 if (e != null) {64 actual.onSubscribe(EmptySubscription.INSTANCE);65 actual.onError(e);66 return;67 }68 Publisher<? extends Connection> publisher = connectionFactory.create();69 transitionTo(new ProxySubscriptionState(publisher));70 });71 }72 @Override73 public void request(long n) {74 }75 @Override76 public void cancel() {77 future.cancel(true);78 }79 }80 class ProxySubscriptionState extends SubscriptionState implements Subscriber<Connection> {81 private final Publisher<? extends Connection> publisher;82 private Subscription s;83 private boolean cancelled = false;84 ProxySubscriptionState(Publisher<? extends Connection> publisher) {85 this.publisher = publisher;86 }87 @Override88 void enter() {89 publisher.subscribe(this);90 }91 @Override92 public void request(long n) {93 /​/​ Ignore94 }95 @Override96 public synchronized void cancel() {97 cancelled = true;98 if (s != null) {99 s.cancel();100 }101 }102 @Override103 public synchronized void onSubscribe(Subscription s) {104 this.s = s;105 if (!cancelled) {106 s.request(1);107 } else {108 s.cancel();109 }110 }111 @Override112 public void onNext(Connection connection) {113 actual.onNext(connection);114 }115 @Override116 public void onError(Throwable t) {117 actual.onError(t);...

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onSubscribe

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1class ConnectionPublisher {2 def onSubscribe(subscription: Subscription) {3 subscription.request(1)4 }5}6class ConnectionPublisher {7 def onNext(connection: Connection) {8 subscription.request(1)9 }10}11class ConnectionPublisher {12 def onError(throwable: Throwable) {13 subscription.request(1)14 }15}16class ConnectionPublisher {17 def onComplete() {18 subscription.request(1)19 }20}21class ConnectionPublisher {22 def request(n: Long) {23 subscription.request(n)24 }25}26class ConnectionPublisher {27 def cancel() {28 subscription.cancel()29 }30}31class ConnectionPublisher {32 def get(): Connection = {33 if (throwable != null) {34 }35 if (connection == null) {36 throw new IllegalStateException("Connection is not available")37 }38 }39}40class ConnectionPublisher {41 def get(timeout: Long, timeUnit: TimeUnit): Connection = {42 if (throwable != null) {43 }44 if (connection == null) {45 throw new IllegalStateException("Connection is not available")46 }47 }48}49class ConnectionPublisher {50 def get(timeout: Duration): Connection = {51 if (throwable != null) {52 }53 if (connection == null) {54 throw new IllegalStateException("Connection is not available")55 }56 }57}58class ConnectionPublisher {59 def close() {60 if (connection != null) {61 connection.close()62 }63 subscription.cancel()64 }65}

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onSubscribe

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1public class TestContainersR2dbcTest {2 public void testR2dbc () {3 try ( PostgresContainer container = new PostgresContainer ()) {4 container . start ();5 String jdbcUrl = container . getJdbcUrl ();6 String r2dbcUrl = container . getR2dbcUrl ();7 ConnectionFactory connectionFactory = new PostgresqlConnectionFactory ( new PostgresqlConnectionConfiguration . Builder ()8 . host ( container . getHost ())9 . port ( container . getPort ())10 . database ( container . getDatabaseName ())11 . username ( container . getUsername ())12 . password ( container . getPassword ())13 . build ());14 Mono .< Connection > create ( sink -> connectionFactory . create ())15 . map ( connection -> {16 Mono .< Statement > create ( sink2 -> connection . createStatement ( " CREATE TABLE IF NOT EXISTS users ( id SERIAL, name VARCHAR ( 200 ) NOT NULL, PRIMARY KEY ( id ) ) " ))17 . map ( statement -> {18 statement . execute ()19 . as ( Result :: getRowsUpdated )20 . subscribe ( rowsUpdated -> sink2 . success ( statement ));21 return statement ;22 })23 . subscribe ();24 Mono .< Statement > create ( sink2 -> connection . createStatement ( " INSERT INTO users ( name ) VALUES ( ' Test ' ) " ))25 . map ( statement -> {26 statement . execute ()27 . as ( Result :: getRowsUpdated )28 . subscribe ( rowsUpdated -> sink2

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onSubscribe

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1public class TestContainersR2dbcTest {2 public void testR2dbc () {3 try ( PostgresContainer container = new PostgresContainer ()) {4 container . start ();5 String jdbcUrl = container . getJdbcUrl ();6 String r2dbcUrl = container . getR2dbcUrl ();7 ConnectionFactory connectionFactory = new PostgresqlConnectionFactory ( new PostgresqlConnectionConfiguration . Builder ()8 . host ( container . getHost ())9 . port ( container . getPort ())10 . database ( container . getDatabaseName ())11 . username ( container . getUsername ())12 . password ( container . getPassword ())13 . build ());14 Mono .< Connection > create ( sink -> connectionFactory . create ())15 . map ( connection -> {16 Mono .< Statement > create ( sink2 -> connection . createStatement ( " CREATE TABLE IF NOT EXISTS users ( id SERIAL, name VARCHAR ( 200 ) NOT NULL, PRIMARY KEY ( id ) ) " ))17 . map ( statement -> {18 statement . execute ()19 . as ( Result :: getRowsUpdated )20 . subscribe ( rowsUpdated -> sink2 . success ( statement ));21 return statement ;22 })23 . subscribe ();24 Mono .< Statement > create ( sink2 -> connection . createStatement ( " INSERT INTO users ( name ) VALUES ( ' Test ' ) " ))25 . map ( statement -> {26 statement . execute ()27 . as ( Result :: getRowsUpdated )28 . subscribe ( rowsUpdated -> sink2

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