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

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

Source:ConnectionPublisher.java

...7import java.util.concurrent.CompletableFuture;8import java.util.function.Supplier;9/**10 * Design notes:11 * - ConnectionPublisher is Mono-like (0..1), the request amount is ignored12 * - given the testing nature, the performance requirements are less strict13 * - "synchronized" is used to avoid races14 * - Reactive Streams spec violations are not checked (e.g. non-positive request)15 */16class ConnectionPublisher implements Publisher<Connection> {17    private final Supplier<CompletableFuture<ConnectionFactory>> futureSupplier;18    ConnectionPublisher(Supplier<CompletableFuture<ConnectionFactory>> futureSupplier) {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);118            }119            @Override120            public void onComplete() {...

request

Using AI Code Generation

1import org.testcontainers.r2dbc.ConnectionPublisher;2import org.testcontainers.r2dbc.R2DBCDatabaseContainer;3import org.testcontainers.r2dbc.R2DBCDatabaseContainerProvider;4import org.testcontainers.r2dbc.R2DBCDatabaseDelegate;5import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProvider;6import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegate;7import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProvider;8import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegate;9import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProvider;10import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProviderDelegate;11import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProviderDelegateProvider;12import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegate;13import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProvider;14import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegate;15import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProvider;16import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegate;17import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProvider;18import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegate;19import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProvider;20import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegate;21import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProvider;22import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegate;23import org.testcontainers.r2dbc.R2DBCDatabaseDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProviderDelegateProvider;24import org.testcontainers.r2dbc.R2DBCDatabase

request

Using AI Code Generation

1@DisplayName("ConnectionPublisher")2class ConnectionPublisherTest {3    void testConnection() {4        ConnectionFactory connectionFactory = new ConnectionFactory();5        connectionFactory.setHost("localhost");6        connectionFactory.setPort(5432);7        connectionFactory.setDatabase("postgres");8        connectionFactory.setUsername("postgres");9        connectionFactory.setPassword("postgres");10        ConnectionPublisher connectionPublisher = new ConnectionPublisher(connectionFactory);11        connectionPublisher.request(1).subscribe(new Subscriber<Connection>() {12            public void onSubscribe(Subscription subscription) {13                subscription.request(1);14            }15            public void onNext(Connection connection) {16                connection.createStatement("SELECT 1").execute().subscribe(new Subscriber<StatementResult>() {17                    public void onSubscribe(Subscription subscription) {18                        subscription.request(1);19                    }20                    public void onNext(StatementResult statementResult) {21                        statementResult.map((row, rowMetadata) -> row.get(0)).subscribe(new Subscriber<Object>() {22                            public void onSubscribe(Subscription subscription) {23                                subscription.request(1);24                            }25                            public void onNext(Object o) {26                                System.out.println(o);27                            }28                            public void onError(Throwable throwable) {29                                throwable.printStackTrace();30                            }31                            public void onComplete() {32                            }33                        });34                    }35                    public void onError(Throwable throwable) {36                        throwable.printStackTrace();37                    }38                    public void onComplete() {39                    }40                });41            }42            public void onError(Throwable throwable) {43                throwable.printStackTrace();44            }45            public void onComplete() {46            }47        });48    }49}

request

Using AI Code Generation

1import org.testcontainers.r2dbc.ConnectionPublisher2import reactor.core.publisher.Flux3import reactor.core.publisher.Mono4def connection = connectionPublisher.connect().block()5def result = connection.createBatch()6    .add("INSERT INTO test_table (id, name) VALUES (1, 'test')")7    .add("INSERT INTO test_table (id, name) VALUES (2, 'test')")8    .execute()9    .flatMap(it -> it.map((row, rowMetadata) -> row.get("id", Integer.class)))10    .collectList()11    .block()12import org.testcontainers.r2dbc.ConnectionPublisher13import reactor.core.publisher.Flux14import reactor.core.publisher.Mono15def connection = connectionPublisher.connect().block()16def result = connection.createStatement("SELECT * FROM test_table").execute()17    .flatMap(it -> it.map((row, rowMetadata) -> [row.get("id", Integer.class), row.get("name", String.class)]))18    .collectList()19    .block()20import org.testcontainers.r2dbc.ConnectionPublisher21import reactor.core.publisher.Flux22import reactor.core.publisher.Mono23def connection = connectionPublisher.connect().block()24def result = connection.createStatement("SELECT * FROM test_table WHERE id = 1").execute()25    .flatMap(it -> it.map((row, rowMetadata) -> [row.get("id", Integer.class), row.get("name", String.class)]))26    .collectList()27    .block()28import org.testcontainers.r2dbc.ConnectionPublisher29import reactor

request

Using AI Code Generation

1import org.testcontainers.r2dbc.ConnectionPublisher2import reactor.core.publisher.Flux3import com.github.jasync.sql.db.RowData4import com.github.jasync.sql.db.mysql.MySQLConnection5import com.github.jasync.sql.db.mysql.MySQLConnectionBuilder6import com.github.jasync.sql.db.mysql.pool.MySQLConnectionFactory7import com.github.jasync.sql.db.mysql.util.URLParser8import com.github.jasync.sql.db.util.ExecutorServiceUtils9import java.net.URI10import java.util.concurrent.ExecutorService11import java.util.concurrent.Executors12def executorService: ExecutorService = Executors.newFixedThreadPool(1)13def connectionFactory = new MySQLConnectionFactory(14def connection = connectionFactory.create().get()15def result = Flux.from(ConnectionPublisher.request(connection, "SELECT * FROM test"))16    .map { RowData ->17        RowData.map { row ->18        }19    }20    .collectList()21    .block()22println(result)23executorService.shutdown()24import org.testcontainers.r2dbc.ConnectionPublisher25import reactor.core.publisher.Flux26import com.github.jasync.sql.db.RowData27import com.github.jasync.sql.db.mysql.MySQLConnection28import com.github.jasync.sql.db.mysql.MySQLConnectionBuilder29import com.github.jasync.sql.db.mysql.pool.MySQLConnectionFactory30import com.github.jasync.sql.db.mysql.util.URLParser31import com.github.jasync.sql.db.util.ExecutorServiceUtils32import java.net.URI33import java.util.concurrent.ExecutorService34import java.util.concurrent.Executors35def executorService: ExecutorService = Executors.newFixedThreadPool(1)36def connectionFactory = new MySQLConnectionFactory(37def connection = connectionFactory.create().get()38def result = Flux.from(ConnectionPublisher.request(connection, "SELECT * FROM test"))39    .map { RowData ->40        RowData.map { row ->41        }42    }43    .collectList()

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